{
  "about": "S4RCIV signed observation-log checkpoints (C2SP signed-note). Pull and verify with the published key; S4RCIV never pushes. See the repository / ADR-000019.",
  "checkpoints": [
    {
      "throughSeq": 3471,
      "treeSize": 3471,
      "rootHash": "676ff9c00716028fc5512e27cc489c062313dc5bfe0ddaa5c49ef706efda260c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-28T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3471\nZ2/5wAcWAo/FUS4nzEicBiMT3Fv+DdqlxJ73Bu/aJgw=\n\n— s4rciv-checkpoint sHLQXgbnLpvsCfIiOEQZK8CuF4UUs9ajs5O0QGzwmJgJaLvDxGwewmXvQ6GGaZZM3r7G77DEyNPbS6EmES96wWBXHgU=\n"
    },
    {
      "throughSeq": 3463,
      "treeSize": 3463,
      "rootHash": "208e50113faa73e3a93714e1366f0db21f07283ef577b8debd63548efd345f70",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-28T11:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3463\nII5QET+qc+OpNxThNm8Nsh8HKD71d7jevWNUjv00X3A=\n\n— s4rciv-checkpoint sHLQXsWTBshghyxylthOlseY8SokQt9jTQskD92p0rmNCmryICggUrTM6DvcFLcdn7xKmi0RAPrtTeo+ZOz0zPnf5ws=\n"
    },
    {
      "throughSeq": 3459,
      "treeSize": 3459,
      "rootHash": "c4c83fe5523873b2163cfb118acbf1d6e8300c4b8516f99bf7916b6cd1e2c699",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-28T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3459\nxMg/5VI4c7IWPPsRisvx1ugwDEuFFvmb95FrbNHixpk=\n\n— s4rciv-checkpoint sHLQXk0yVFiLhLdq8+KoFze7NupbapC6bcVF5t/MKvl1moqOFmg4SDARQ90r2ivrvPSJYx3HYATRYaVOwvfN6ysHswY=\n"
    },
    {
      "throughSeq": 3458,
      "treeSize": 3458,
      "rootHash": "a94b11127c1a95f2de71087675d7373c5b7d148816ee89345b56bbc4fec430ae",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-28T09:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3458\nqUsREnwalfLecQh2ddc3PFt9FIgW7ok0W1a7xP7EMK4=\n\n— s4rciv-checkpoint sHLQXhw9z4gFvF9tzgQpzMM7MW6ilKnpvItOpq/+gxl/DQXdK8/u0WAfa6c5Ezwo+oBsZlI2v2GgSVntnnPXNwtyVw4=\n"
    },
    {
      "throughSeq": 3452,
      "treeSize": 3452,
      "rootHash": "ec019b0190d9df55739ff8659a6a284429433676e7d766330153a4a1e3b2fbb3",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-28T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3452\n7AGbAZDZ31Vzn/hlmmooRClDNnbn12YzAVOkoeOy+7M=\n\n— s4rciv-checkpoint sHLQXvS0bwk7/SCygyhgeQzNucaK22w/I1ScXVFjVj27z+l3EjG79FozbEDgtJR7loRvTsleCWQ6/Wwf1PRgiNTE/ww=\n"
    },
    {
      "throughSeq": 3451,
      "treeSize": 3451,
      "rootHash": "8cab0b26d9be6ff7872349c4d2df9728e36fc0f7140cb1b9cb462fbaedeb8cb1",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-28T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3451\njKsLJtm+b/eHI0nE0t+XKONvwPcUDLG5y0Yvuu3rjLE=\n\n— s4rciv-checkpoint sHLQXgf/Ndqcqczn/e+/kgXOR1V1oMtAUkFgH3MOreitQUn+Z/WoSrlz77HZjH2sWVW7VrhDUAynEf58/gXigBbhYwU=\n"
    },
    {
      "throughSeq": 3450,
      "treeSize": 3450,
      "rootHash": "9cface0f86cf74a65f28ec379cb700fb1bcf1250f481792f2c4536d3e7e698d7",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-28T00:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3450\nnPrOD4bPdKZfKOw3nLcA+xvPElD0gXkvLEU20+fmmNc=\n\n— s4rciv-checkpoint sHLQXh1vl1yK2QLAOeVN1WO0NQyhDWe/tkQShVVaSGlBdNa8EbmT5GPLpH6gk89Uu6dJvwHCI17QGLvYfLl8eX1W2Q4=\n"
    },
    {
      "throughSeq": 3447,
      "treeSize": 3447,
      "rootHash": "6b947a57b443003f4ac005863faac0679a0b06ad25baa8cbcceb1f284770bd10",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-27T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3447\na5R6V7RDAD9KwAWGP6rAZ5oLBq0luqjLzOsfKEdwvRA=\n\n— s4rciv-checkpoint sHLQXsqgnUpYsJ5Q7kCDM70E1tU6n1t/hODJOeuX190x23wbBZZ/1fgp0mLcz0DQXu9/z6jvLEZ+W7SKUN9fRhckBgU=\n"
    },
    {
      "throughSeq": 3446,
      "treeSize": 3446,
      "rootHash": "53686e02e9f94f3948ca9705fa1a6f83d3455cbf3d3a487d4887fff90eae3deb",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-27T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3446\nU2huAun5TzlIypcF+hpvg9NFXL89Okh9SIf/+Q6uPes=\n\n— s4rciv-checkpoint sHLQXqig2Vr1HbFWw0/tB/bIFPLyWQqJBeycfmxy3NZwuMBZ3ND2oZ93G8i/N1bsCmSWsbpSkAXh8rgmDzUlukYjoQ8=\n"
    },
    {
      "throughSeq": 3444,
      "treeSize": 3444,
      "rootHash": "bc8270ef12b666151801b0ea652a399718d3298b15fa5c2cddbb38df40e08bee",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-27T01:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3444\nvIJw7xK2ZhUYAbDqZSo5lxjTKYsV+lws3bs430Dgi+4=\n\n— s4rciv-checkpoint sHLQXqtIaXyx8JpAaWSXaoQdOKvXHZfmM+BUlM60/1M4YbFwqYziSJ7xaBF/yd9WLUz4zKAkye0r0qU25FmFSq8uMQo=\n"
    },
    {
      "throughSeq": 3443,
      "treeSize": 3443,
      "rootHash": "9e15a9a46bc090f17970614fed631f305905c16ef1267acd7b0827ab3720249d",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-25T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3443\nnhWppGvAkPF5cGFP7WMfMFkFwW7xJnrNewgnqzcgJJ0=\n\n— s4rciv-checkpoint sHLQXloYEyPxUTeSI9VniP/ianw3Tq5ChrIDd05IYlcsT1DsYb6fT71BFgJh9lUi6Ifws5CAZcWRbi9QPJ5d5xB+Pwo=\n"
    },
    {
      "throughSeq": 3439,
      "treeSize": 3439,
      "rootHash": "24d83b6efd30a2abe3caa3a4b7c8e6d4ceecf4fcb67938162110221ed01c93ee",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-25T06:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3439\nJNg7bv0woqvjyqOkt8jm1M7s9Py2eTgWIRAiHtAck+4=\n\n— s4rciv-checkpoint sHLQXrVjQXPiHqo6abo4LcGjgUdsySc1bDjUAxnwrur26nruvTIobNxtGDcuitFEEAfh9JHK1dfskLl/w9vVOzw+Cwo=\n"
    },
    {
      "throughSeq": 3438,
      "treeSize": 3438,
      "rootHash": "4d33588c92a23d91bb0ca8c4db29341c57b07825cf1e90b39bfe58ac71ccdad6",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-25T05:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3438\nTTNYjJKiPZG7DKjE2yk0HFeweCXPHpCzm/5YrHHM2tY=\n\n— s4rciv-checkpoint sHLQXrWAkruEXJFfm4M1RR3SEPAFJfjUfNCY5+z2p+XhXSWzBpim4n6bATolhxKxRPMv4DdCG0Toe2pxFMYOz/x2/wE=\n"
    },
    {
      "throughSeq": 3435,
      "treeSize": 3435,
      "rootHash": "f68aeda0c3fbda3498aae884126f38ef7b59845a7e022d27b7b0cad440b85986",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-25T04:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3435\n9ortoMP72jSYquiEEm8473tZhFp+Ai0nt7DK1EC4WYY=\n\n— s4rciv-checkpoint sHLQXivy5a+84v1GkAYHfaXVPe+6lo4LeYYj5yTSxmzFqYDzZE+YLmcDqv9twq8L0pIYcnC5vwGRdQWXj37lGQoADAQ=\n"
    },
    {
      "throughSeq": 3434,
      "treeSize": 3434,
      "rootHash": "729f26019d19104529319feb483a0d9a0acd12011eb6505212e5cdfd058f23bc",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-25T03:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3434\ncp8mAZ0ZEEUpMZ/rSDoNmgrNEgEetlBSEuXN/QWPI7w=\n\n— s4rciv-checkpoint sHLQXikGzbEuPv0wwAlgf+2A1dYDD5MPcsUTTxC0W7yKrlt07qyElEmWiaJhVV0i1YPseL7BJfAUpUpl4yEQfU8dGAo=\n"
    },
    {
      "throughSeq": 3433,
      "treeSize": 3433,
      "rootHash": "8a6145cc1d37b17fa35c8a38e5302eba2ea8ee8121fa353e3da215993fc30c9f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-25T00:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3433\nimFFzB03sX+jXIo45TAuui6o7oEh+jU+PaIVmT/DDJ8=\n\n— s4rciv-checkpoint sHLQXo2TX19meP/45VMC24PDL1+kaKkdshKmtVVFUXzUV6wuimjGeE1L3PJwNiiwJkCodpH3exW7yUjL4WrnrL26HQM=\n"
    },
    {
      "throughSeq": 3432,
      "treeSize": 3432,
      "rootHash": "c87648410fe0618e44b926005022ffe5ccd9b4e49de7df08425f616bb95a8243",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3432\nyHZIQQ/gYY5EuSYAUCL/5czZtOSd598IQl9ha7lagkM=\n\n— s4rciv-checkpoint sHLQXoz0XoNy97BDEtAjTmKCt7Qn2LoYHUHQEnikFYFfhky+NT2eg0ie9rd6rf8pYD5ggNsTQwwA5fU3GTZ9K8LUmQQ=\n"
    },
    {
      "throughSeq": 3427,
      "treeSize": 3427,
      "rootHash": "65de8b37647d2ab84d6dd9d8a0ae4e977dbb680f8fb85875757d7a75710460d8",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3427\nZd6LN2R9KrhNbdnYoK5Ol327aA+PuFh1dX16dXEEYNg=\n\n— s4rciv-checkpoint sHLQXl6uUrsAeIhKl5M6zNHQ7zsB/KZ5A1v/pxFxA0VFlqshTJKp63kJVirWqL4khwHnlD9s5Kkkir0eb9zK4pIRQQU=\n"
    },
    {
      "throughSeq": 3425,
      "treeSize": 3425,
      "rootHash": "3894d5d4b7932ed9b4dc1e044a82fb8ee3436125216cb0de15b3dd1d162e8344",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T21:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3425\nOJTV1LeTLtm03B4ESoL7juNDYSUhbLDeFbPdHRYug0Q=\n\n— s4rciv-checkpoint sHLQXp6F3DfgXbKU8jmHFb7QJosti+petXq3q3AXKRi3t17twz0/E24c29cjymplBi1KORH55AG8PgOmqZigDi54/Aw=\n"
    },
    {
      "throughSeq": 3423,
      "treeSize": 3423,
      "rootHash": "943fdee1bce258ac5da62f53b7bb04987e606bd17d96b94c1160572abfcc4797",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T19:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3423\nlD/e4bziWKxdpi9Tt7sEmH5ga9F9lrlMEWBXKr/MR5c=\n\n— s4rciv-checkpoint sHLQXqkVziLq/Uw7Zfb4FB4Zc5XuyJcqcx5uOPx0K1FzUc0EUvVaidPFRzAVR4bGLc6mhhclRdRaaI6MUIdygF8BSQY=\n"
    },
    {
      "throughSeq": 3421,
      "treeSize": 3421,
      "rootHash": "51c502b624985f0bbae0c3a288c03fd3c8e2626737a1c90c1fb39c0c88c3c892",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T15:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3421\nUcUCtiSYXwu64MOiiMA/08jiYmc3ockMH7OcDIjDyJI=\n\n— s4rciv-checkpoint sHLQXrk0Q+GmhBFjCtK2oPfTwV9n7paw8EkJqhWsR7E0EvvTRWIOQugUUWp8EObm0Ug6eX0bhDI6V9ZOHeqbjhacMQM=\n"
    },
    {
      "throughSeq": 3415,
      "treeSize": 3415,
      "rootHash": "f368d17153c9d8ca03291c30976e4371f6213e0b0a789ac61875aa12c75ce7ac",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T09:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3415\n82jRcVPJ2MoDKRwwl25DcfYhPgsKeJrGGHWqEsdc56w=\n\n— s4rciv-checkpoint sHLQXrbochVkgxkf5ZKxUkb5M6qBQ1Z+wUPQLWRJi/9hbhDnm0E+ucaT2z1Q59M3h3+o8fJ0fyuqQLYpQ6XgJiCRRwE=\n"
    },
    {
      "throughSeq": 3408,
      "treeSize": 3408,
      "rootHash": "50ee1e3b2032af9fd960136d229ccc8a4079a99fbc33cb0cd739562eba6ae45f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T08:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3408\nUO4eOyAyr5/ZYBNtIpzMikB5qZ+8M8sM1zlWLrpq5F8=\n\n— s4rciv-checkpoint sHLQXiILA1qv1sRSl3BGu4BNxPNJZDRn/C3fsJqFqutHg8Q8PfYzetRvUMDskVJh/gxxMWOqojXOHYckrE8Q94kSPwQ=\n"
    },
    {
      "throughSeq": 3405,
      "treeSize": 3405,
      "rootHash": "4806817c46413b4e8d8155924e81a32df452b899ef3a1d5a0aceaecfbc091d82",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T07:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3405\nSAaBfEZBO06NgVWSToGjLfRSuJnvOh1aCs6uz7wJHYI=\n\n— s4rciv-checkpoint sHLQXpbLhQoXv68aoJDdjAvhk8ZRaXOkBOIvw2ON3Az4U9/WVH45dWoxoz5GWlhoUw4TZR6BgjD0TDtBuurNO0g9oAI=\n"
    },
    {
      "throughSeq": 3389,
      "treeSize": 3389,
      "rootHash": "5c5fa7cf775573308b89d5845d9e83794e94154d7a2941b32b9d935def3f57d3",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3389\nXF+nz3dVczCLidWEXZ6DeU6UFU16KUGzK52TXe8/V9M=\n\n— s4rciv-checkpoint sHLQXgrlxBQPElG49tl3h39Rvh/3G0Vf8HMMFU0ARPiTcqvyh90hWh+cWv4WcyGc3js4gFRfo5TIitXWEW38kAqwEAc=\n"
    },
    {
      "throughSeq": 3374,
      "treeSize": 3374,
      "rootHash": "68a3c8088875318bbfdb25db1bb4eace8d17decc92297e75a2898b82333d2002",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T05:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3374\naKPICIh1MYu/2yXbG7Tqzo0X3sySKX51oomLgjM9IAI=\n\n— s4rciv-checkpoint sHLQXnZTNLJBHfO4OsmRDx3tS0l8vc1T4C0IJq0kN+iOONiSVgIqF34r8Z9geEKfNbmUlB/pB/I31xdcyl6E2wr4kQ8=\n"
    },
    {
      "throughSeq": 3356,
      "treeSize": 3356,
      "rootHash": "beb53b9c98371a721580c6cf4f04e4423b65afe2a787c48f690f7479a71a348c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3356\nvrU7nJg3GnIVgMbPTwTkQjtlr+Knh8SPaQ90eacaNIw=\n\n— s4rciv-checkpoint sHLQXg6p07jVe+szKhZqo2qSy4bhvDainMuuRJBYIhA3k32u1PxkgW6EuFBiyUV3zUSVgEbSt/dweEpc/c3yXskaswQ=\n"
    },
    {
      "throughSeq": 3339,
      "treeSize": 3339,
      "rootHash": "da5cde09c10837e9e52b0a3d18a43999a85ce9c36d5d4325999df6aaba4f4b8d",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T03:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3339\n2lzeCcEIN+nlKwo9GKQ5mahc6cNtXUMlmZ32qrpPS40=\n\n— s4rciv-checkpoint sHLQXu10oM6sIrNdRd8QLeBd74uGUSbvvtJ0MpGsCamaPHyux/LPsiOJ7pCTDDQYYAOCaIvrVaF/KhlYJHc0Mwqt1gk=\n"
    },
    {
      "throughSeq": 3327,
      "treeSize": 3327,
      "rootHash": "7eafe8d893a9eac4363d0e9feb95efec7029a64244a5eca78100765c77e3ede9",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-24T02:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3327\nfq/o2JOp6sQ2PQ6f65Xv7HAppkJEpeyngQB2XHfj7ek=\n\n— s4rciv-checkpoint sHLQXni0gsvCjI0Jxvmeq4RnF8QTUcE5NRWreke+44KEpHZHAggwRg3Q8MQoL4JTE6rRtHsGMi14fG6Kag5O3LuyeQw=\n"
    },
    {
      "throughSeq": 3323,
      "treeSize": 3323,
      "rootHash": "c85c6a1b223cc48eb7543cf76e6a92942310304ddd32bfb966236464d6ca4029",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-23T17:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3323\nyFxqGyI8xI63VDz3bmqSlCMQME3dMr+5ZiNkZNbKQCk=\n\n— s4rciv-checkpoint sHLQXm2jDtkgMPcvv2KTngn8QSOkY7/ibmfXJGhdn6QGuodfk2plbpHkaFY4S0J0FjPBSbCd3JBqd01kpAg3tuBi9Qo=\n"
    },
    {
      "throughSeq": 3315,
      "treeSize": 3315,
      "rootHash": "43e2851a80e44b73c20a65ed7714a3ce6f1963283ea4de0df01b208a8481e1f7",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-23T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3315\nQ+KFGoDkS3PCCmXtdxSjzm8ZYyg+pN4N8BsgioSB4fc=\n\n— s4rciv-checkpoint sHLQXqRJu1XtjX1V3A1a72T/+ohdhVTXg1ON0ZpBkbwB1fO0Q9jNIrCd8ZGvLZ+DYf05HPAUMdykSLcs0qclH7iDOAk=\n"
    },
    {
      "throughSeq": 3307,
      "treeSize": 3307,
      "rootHash": "34ab322171c32261a2d35b4a4def231e13264bd5149a9a2c74166e433ec6dddb",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-23T09:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3307\nNKsyIXHDImGi01tKTe8jHhMmS9UUmposdBZuQz7G3ds=\n\n— s4rciv-checkpoint sHLQXmhPvoPZbNAU0RBTm4y82EbEF9WPez7vdrBWhpxJSYdFgzDts3Hq610UvyXZc1MeF8ow0cZCq55JByzTmOMEwAY=\n"
    },
    {
      "throughSeq": 3306,
      "treeSize": 3306,
      "rootHash": "72aa939f56e72feb98591703432e92a5517d9955a8d859932cbf3c9079cc8e16",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-23T06:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3306\ncqqTn1bnL+uYWRcDQy6SpVF9mVWo2FmTLL88kHnMjhY=\n\n— s4rciv-checkpoint sHLQXrlLsydlzRsxFGAQqbeMlAdLlw171oK0hw7K8T4T3ZwMcvr52CapFrhx43CcoEHZnYJecZyVAdAR/Fqg41eJAAw=\n"
    },
    {
      "throughSeq": 3301,
      "treeSize": 3301,
      "rootHash": "ef6e984dd82e241dbad4f46b88bd11dd6990966f47836d93676ff251204ed2cd",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-23T05:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3301\n726YTdguJB261PRriL0R3WmQlm9Hg22TZ2/yUSBO0s0=\n\n— s4rciv-checkpoint sHLQXn3PxfXgV945RT2wP1QDK2TJUco58TosGreGDgKtc09UIqEnrsNrHS87ypIh4wCbHu4JvwtQT39dTbpXu2wB5QY=\n"
    },
    {
      "throughSeq": 3299,
      "treeSize": 3299,
      "rootHash": "faac618fa8e3c103bc2f64ec3d9445f962f825a270d0cc5f9c6b39d83034089e",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-23T04:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3299\n+qxhj6jjwQO8L2TsPZRF+WL4JaJw0MxfnGs52DA0CJ4=\n\n— s4rciv-checkpoint sHLQXguyqhcsdc478sD8CAPSsqSVoVes6V8nUOPQmWUtrYGMOGr61OJej210h+7Hgkavd7c+eaAe+pcutZotz9Bdcgs=\n"
    },
    {
      "throughSeq": 3298,
      "treeSize": 3298,
      "rootHash": "ceb1c9bd87d2ff11f4a93af2979d1813213e6fc22146caa1538899f0e4a91b01",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-22T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3298\nzrHJvYfS/xH0qTryl50YEyE+b8IhRsqhU4iZ8OSpGwE=\n\n— s4rciv-checkpoint sHLQXoh6nWtuTlMVvz9OC//KAPvnRUR7ihFQSPW7kxcPapgTrye99XcsQM8hRoq/1OGDD4v5fgF7++eXhMa12GO/KA4=\n"
    },
    {
      "throughSeq": 3289,
      "treeSize": 3289,
      "rootHash": "df6a2d93a9b40cf376de55ae53c3917b819aca4856e5e80a89f78869c2b1c96b",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-22T14:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3289\n32otk6m0DPN23lWuU8ORe4GaykhW5egKifeIacKxyWs=\n\n— s4rciv-checkpoint sHLQXk/265iq3ZwPrKDFz1KHD0SqK5AwvRLNo9JIvh5oYEkiJhuKcFJu4Ap3uS0p4FVdj+1o/zqzge60XOCcfaMpzgs=\n"
    },
    {
      "throughSeq": 3288,
      "treeSize": 3288,
      "rootHash": "67981a2258e6d3f558aaa5065959d5a905e196e80dc54f08a9fec7323d9d055f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-22T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3288\nZ5gaIljm0/VYqqUGWVnVqQXhlugNxU8Iqf7HMj2dBV8=\n\n— s4rciv-checkpoint sHLQXkjlwficQ3bWM4/FWAs4vk5J7Q0enaxNz3rlPxM6+T+PpzwmcqAlyTrkV5Q8OhazG87Y3wd645fAKBx3DezPrQM=\n"
    },
    {
      "throughSeq": 3287,
      "treeSize": 3287,
      "rootHash": "7a9cba6782c8168eef6173361720ff16b4f6ec101fc2f5fdcc9aeca0e3d63359",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-22T09:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3287\nepy6Z4LIFo7vYXM2FyD/FrT27BAfwvX9zJrsoOPWM1k=\n\n— s4rciv-checkpoint sHLQXiT9qzida32SONjPjEjRVG3VFML2sQhvHlozUr+GobDA1MgCUwxjYMR07QZ7e51bbmki2225GE7og5VT801cFAY=\n"
    },
    {
      "throughSeq": 3280,
      "treeSize": 3280,
      "rootHash": "b0987a971c113f14afafad8069894bf68071c279c856ed548f4bb4e537fd3d16",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-22T08:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3280\nsJh6lxwRPxSvr62AaYlL9oBxwnnIVu1Uj0u05Tf9PRY=\n\n— s4rciv-checkpoint sHLQXktO9k4zZ4Tg5/MDPNqGs6RQao2vgzoHU2C1AucW28LKcHofHZaVbUxL+3CZdsS6KJnXVnIPx8Cp9rNWGU3Gbw0=\n"
    },
    {
      "throughSeq": 3279,
      "treeSize": 3279,
      "rootHash": "486f9e7791e0da47af2f10dd2a8a0cb9b6fd380e7a2464d835a2bfe85fb14a63",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-21T21:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3279\nSG+ed5Hg2kevLxDdKooMubb9OA56JGTYNaK/6F+xSmM=\n\n— s4rciv-checkpoint sHLQXo2FWMZ28FspDAjJPtU4Bpf+YNRAga75UNqiHVEIwrQIylKS9m/WU4SmsS9jgxMfMqhQy+91fVb396SRpKavUg4=\n"
    },
    {
      "throughSeq": 3278,
      "treeSize": 3278,
      "rootHash": "9c4dc9d5a5ddddbfec3aa7e044ba55a99e3140a57b5dc27796a4b8efdab56139",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-21T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3278\nnE3J1aXd3b/sOqfgRLpVqZ4xQKV7XcJ3lqS479q1YTk=\n\n— s4rciv-checkpoint sHLQXnORBT7T1u6sEvRXF1l7thKOw+uLLB/GMIP6iFe9TNzKIKPrjXq9dQcbTED0HFdZCdRM0RRLeXomDHPdOF/j6wU=\n"
    },
    {
      "throughSeq": 3271,
      "treeSize": 3271,
      "rootHash": "589c447207bf0882a05dd336de4697a8512e44e7d0a2719020d825894f14860d",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-21T05:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3271\nWJxEcge/CIKgXdM23kaXqFEuROfQonGQINgliU8Uhg0=\n\n— s4rciv-checkpoint sHLQXg1Lu9ef9df307DAdGy6TGgrIK+i5HBVjojFZFUVI2tYpZTSRHKpW/AT81cz5yiqRpm78CKAGwkIt/mJ+Bp0DA0=\n"
    },
    {
      "throughSeq": 3249,
      "treeSize": 3249,
      "rootHash": "52a67ed920014560c44dacd8576eb8667321adedcb3af8b46316b59cf46f5a20",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-21T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3249\nUqZ+2SABRWDETazYV264ZnMhre3LOvi0Yxa1nPRvWiA=\n\n— s4rciv-checkpoint sHLQXidiv404USD6qwx1cNyjDKRUIsOtjVOT0c4EqopLleyL2ZZL2LFT6qK6TZt6sNM45zDtun5Tu1siIPvggggSrAs=\n"
    },
    {
      "throughSeq": 3235,
      "treeSize": 3235,
      "rootHash": "4ed8b247b557907b1eba90b47ecfa5bb2f5db99bf4f39d9a5d00c860144df293",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-21T03:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3235\nTtiyR7VXkHseupC0fs+luy9duZv0852aXQDIYBRN8pM=\n\n— s4rciv-checkpoint sHLQXr8uqoRtIXJ3uS0jQlSGLJIlG9SrO1eh8aVdavQNIvj++YT8FbA/vk/JMOJkZ1mzVKmYKvJ3BxPbVqwzzvdShQU=\n"
    },
    {
      "throughSeq": 3224,
      "treeSize": 3224,
      "rootHash": "819c32c1c85d47af162a3e48359df7d8ce4158c3fa2e365d6c136d6078da1f58",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-21T02:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3224\ngZwywchdR68WKj5INZ332M5BWMP6LjZdbBNtYHjaH1g=\n\n— s4rciv-checkpoint sHLQXpjWDgKTvaI+sRCtvD45lbxrGg049R3X0MVCfOG0cefGZSGUOOR8rtzY8jj89kCIwyJ6g2g5zVuI8nyyRAxZoAI=\n"
    },
    {
      "throughSeq": 3223,
      "treeSize": 3223,
      "rootHash": "22ba0e682fa7f8bc934da461052650381fb691e1a65d605ad1e417b1b0b1f7b7",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-21T01:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3223\nIroOaC+n+LyTTaRhBSZQOB+2keGmXWBa0eQXsbCx97c=\n\n— s4rciv-checkpoint sHLQXvbxT8JcfUQAK3q4GywEO3iBwS+6HQc+bWcCiS3Ibt9SoB3bZD+ZC4zFlOK99/z4FpiOr93mBwz97VfUajtm9AU=\n"
    },
    {
      "throughSeq": 3222,
      "treeSize": 3222,
      "rootHash": "4514faea2033d2e76d3b40550f9ee50619b19b326e90b9381d88ea531c2c3f38",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-18T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3222\nRRT66iAz0udtO0BVD57lBhmxmzJukLk4HYjqUxwsPzg=\n\n— s4rciv-checkpoint sHLQXiatuCTxoCKBbDUmj++MQY1yZ64zcsGN0mLjOYVWgRAhkU6gtC8wZaqthSiEQabxRoZLJCLB0vBIyhRqX3feMwc=\n"
    },
    {
      "throughSeq": 3216,
      "treeSize": 3216,
      "rootHash": "7e04fd0371a12eebc8b84e2a1fd08dd6cc3e6d77aa6d456054e25653b29b6532",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-17T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3216\nfgT9A3GhLuvIuE4qH9CN1sw+bXeqbUVgVOJWU7KbZTI=\n\n— s4rciv-checkpoint sHLQXpc6ZQQQzRU0Iwvqf+cc3Wp+QSH6ioQckY1IdMzWVBBT6CMvvLASShF8cfuD4APk+M04HWUmoT5no2M7NDm2OQ0=\n"
    },
    {
      "throughSeq": 3212,
      "treeSize": 3212,
      "rootHash": "3634f418191808531a00411627f98084cd5d794484ba68b37d6d1fd6011603e9",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-17T11:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3212\nNjT0GBkYCFMaAEEWJ/mAhM1deUSEumizfW0f1gEWA+k=\n\n— s4rciv-checkpoint sHLQXmXT38nYIvR1fpV1d9i/NW0xJHkVdElHK/Ndce8iOnnbVyDQjPzrr2i1hd82VoVpV/h+f9nMkdSQ+8H+NQP4CgE=\n"
    },
    {
      "throughSeq": 3211,
      "treeSize": 3211,
      "rootHash": "1980c37e37a7ebae37a195877fcae5db29e99b93e7442f9d888f7a5cf8f3e190",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-17T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3211\nGYDDfjen6643oZWHf8rl2ynpm5PnRC+diI96XPjz4ZA=\n\n— s4rciv-checkpoint sHLQXifT5zUtK4MMJVw8Wf3SrUPG/TKf5EgET4p4WFONWmmSnN0ICiyadT6tAG1DhIG6t6bUkdfs6ncIpgeQVunmiwk=\n"
    },
    {
      "throughSeq": 3205,
      "treeSize": 3205,
      "rootHash": "cecfe742f237555671bce30d6c52cb3058707fb1f1ec5693dbc2283e9fe7d54c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-17T09:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3205\nzs/nQvI3VVZxvOMNbFLLMFhwf7Hx7FaT28IoPp/n1Uw=\n\n— s4rciv-checkpoint sHLQXqksckl2tixPp3jd4BjycPPIgafpkBv01NHEYjIEQudPCypLWlQAHKrv+qC++d9Wnl5H6WVwfxp0ErtSDSNDPgQ=\n"
    },
    {
      "throughSeq": 3196,
      "treeSize": 3196,
      "rootHash": "14752717aca53946542d47c0bf00bf9e6496b6ba99b0ede60f3770075ef0e0ec",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-17T08:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3196\nFHUnF6ylOUZULUfAvwC/nmSWtrqZsO3mDzdwB17w4Ow=\n\n— s4rciv-checkpoint sHLQXiZBLO8/uEUSkpttyCGB4TiDKPzCRMBbHUvwV6g2k3eftm3CoSVaxqfXjRPFHz/YkOqO799GVJTzLTTNl0BQTAU=\n"
    },
    {
      "throughSeq": 3192,
      "treeSize": 3192,
      "rootHash": "4abb35bff68c3788c33903a5f0f87f52def4fe88b903589f0cb4af01a4d6a136",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-16T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3192\nSrs1v/aMN4jDOQOl8Ph/Ut70/oi5A1ifDLSvAaTWoTY=\n\n— s4rciv-checkpoint sHLQXpAk6VEEVjCYCL0X0aUT4vy8YkaVt862H44LRt/UBRebnngIm2maSdDSGDJNuuDJcwgaSDM3XOiyU0bX1NCTWw8=\n"
    },
    {
      "throughSeq": 3191,
      "treeSize": 3191,
      "rootHash": "b920cd19f1aec3ffced0b11976883ab8645e4c9ba337d772b2eb110011fc2a4c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-16T15:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3191\nuSDNGfGuw//O0LEZdog6uGReTJujN9dysusRABH8Kkw=\n\n— s4rciv-checkpoint sHLQXs4OQWb3f2yyxWeQolY6N4A2i+0j+pph0/lGxunGFSznfaanOUDHS8kLgC8jEiTnthlAvLZRAMeTXCOa0RJMvgI=\n"
    },
    {
      "throughSeq": 3181,
      "treeSize": 3181,
      "rootHash": "8b5fd58151ef12290e374ca78a8e3f7bc7794ad44a1df2a6e98ebf560f274b2b",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-16T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3181\ni1/VgVHvEikON0ynio4/e8d5StRKHfKm6Y6/Vg8nSys=\n\n— s4rciv-checkpoint sHLQXohvYS/K4HS9fhUl+DMh9kSaYLRhUgmqRlf58NwvQkPFCwtUv5TCAOdFUVwppPUk7DUXlJUdUhmFd3/Y3JR4ZQs=\n"
    },
    {
      "throughSeq": 3176,
      "treeSize": 3176,
      "rootHash": "8b9459bd63f0e49a0f76e3ed103b3285da28c218fc7d55bc137a8376239ef7a2",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-16T09:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3176\ni5RZvWPw5JoPduPtEDsyhdoowhj8fVW8E3qDdiOe96I=\n\n— s4rciv-checkpoint sHLQXgQFECF8DRPlbGhpgg42QW+H0+4CdmF0ZsP5qhOcDDzXZcmcXLIUzYF7sffD5D/yyfSMcupzx0NzUB/NFXKM7Q4=\n"
    },
    {
      "throughSeq": 3173,
      "treeSize": 3173,
      "rootHash": "f1c085383dc7c691fca5a74c6bf16c53743f847f6d58dfee67c45ca5d73b9e40",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-15T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3173\n8cCFOD3HxpH8padMa/FsU3Q/hH9tWN/uZ8Rcpdc7nkA=\n\n— s4rciv-checkpoint sHLQXmPrHUYUNyqto0oRJkMo6nqniuDx5Nigko0an7RpVdOQpGzisd95dko4/R/AYeFJ8Q3JC6vH+jgFxnBuIIzVHAI=\n"
    },
    {
      "throughSeq": 3169,
      "treeSize": 3169,
      "rootHash": "aa67478af734fcc93d1ea7e52ea8bae32d0721c25f0a3e9c8965726ef24a725e",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-15T22:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3169\nqmdHivc0/Mk9HqflLqi64y0HIcJfCj6ciWVybvJKcl4=\n\n— s4rciv-checkpoint sHLQXouui/Uy27ama8Vb1FjXwwLGX/SoVQTpA2dS/4XlBcLDnVRaSYYM4c93rrk/xwkBJ4pbry1EPOS4MtKupym63AM=\n"
    },
    {
      "throughSeq": 3158,
      "treeSize": 3158,
      "rootHash": "32365a42fd9bada46b7a37286b476efe12773f42cbb8f9faf598465d5562ba1e",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-15T21:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3158\nMjZaQv2braRrejcoa0du/hJ3P0LLuPn69ZhGXVViuh4=\n\n— s4rciv-checkpoint sHLQXr7HJu3k6qkPHVG0Co/6jD0s5O2YNfx+D9e4q8Z6FYBDcpEHAcCfLz4MyigpY36RT5sHZX8s5Ky1xU1Kze7gggs=\n"
    },
    {
      "throughSeq": 3154,
      "treeSize": 3154,
      "rootHash": "9a95f4b56214e84cef6c55074624e97ffb5c69b521a58eaaa010737392651713",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-15T20:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3154\nmpX0tWIU6EzvbFUHRiTpf/tcabUhpY6qoBBzc5JlFxM=\n\n— s4rciv-checkpoint sHLQXrF6uNq7KvHfq2bE2qmPGW4HKz2dtgyBkdB/pt+oH+/SyFCsWa2HvOYN21eDl05/vrbusGh2pkK/ffq7a/+jrgs=\n"
    },
    {
      "throughSeq": 3153,
      "treeSize": 3153,
      "rootHash": "0abb06aeb9d701cd425c3992f636551b4c7179529af8f61c1c0efe787ce3002b",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-15T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3153\nCrsGrrnXAc1CXDmS9jZVG0xxeVKa+PYcHA7+eHzjACs=\n\n— s4rciv-checkpoint sHLQXuNtpPi+ZZhaEdysNBWYpGVPSdt1X+Mmc50GHUowQnaWMxIGjJu1cc60Xzhv2SaMCs9BXoQG6xm4Z34lSTdSfwE=\n"
    },
    {
      "throughSeq": 3148,
      "treeSize": 3148,
      "rootHash": "b6404cfd3cced6b66d3bad3c20de1972094de5605d393fda5aedab2c7eca8091",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-15T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3148\ntkBM/TzO1rZtO608IN4ZcglN5WBdOT/aWu2rLH7KgJE=\n\n— s4rciv-checkpoint sHLQXrte9wIwFuGmy8t0JGXoPLrtYsebdreeXxkOW30HoAMSNMhjf5ADXMMSlLF2om8WwYLpQBzVqUNrrHMoG+k+fQ8=\n"
    },
    {
      "throughSeq": 3144,
      "treeSize": 3144,
      "rootHash": "08e13239e3d1f868c1caff98a3179d42e461f1f40e15c68a2a230ac3c767c4c6",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-15T09:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3144\nCOEyOePR+GjByv+YoxedQuRh8fQOFcaKKiMKw8dnxMY=\n\n— s4rciv-checkpoint sHLQXuvdEFZWJwTrpkMHcLSC7YAM6e95QdIRe1ZN5POY5/276Y5rGAAcsiOWyjkMWroF1EgowD3Q652NQZAAcvwnWwE=\n"
    },
    {
      "throughSeq": 3140,
      "treeSize": 3140,
      "rootHash": "3b922d3434957c5f50da63248226f30fa1db56409c413335c13347c70e59b5d0",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-15T05:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3140\nO5ItNDSVfF9Q2mMkgibzD6HbVkCcQTM1wTNHxw5ZtdA=\n\n— s4rciv-checkpoint sHLQXtOwDESJyS+yQlbI9/KiGnG/jdB+FiE33Pg/GrE/bSMDizdSQbY7JDzAkVIgsr9sasN8U4eB+i3Q3DYyimppOQY=\n"
    },
    {
      "throughSeq": 3139,
      "treeSize": 3139,
      "rootHash": "d5123e63c1849921c112f47775c152fba221c6039c69fd0a60733bc1e7b0920d",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-14T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3139\n1RI+Y8GEmSHBEvR3dcFS+6IhxgOcaf0KYHM7weewkg0=\n\n— s4rciv-checkpoint sHLQXgoHJYyleVv5LQVWEq/kvE52IBeH+NqKZfFufN++hTPO1xX5+HayEvQGtUreTI+tnlioCuc+oQMzN/vHR7is4g8=\n"
    },
    {
      "throughSeq": 3136,
      "treeSize": 3136,
      "rootHash": "c1f62e36c1b51e48424e3975efc9673342a84651a318d62ea523030c9d802849",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-14T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3136\nwfYuNsG1HkhCTjl178lnM0KoRlGjGNYupSMDDJ2AKEk=\n\n— s4rciv-checkpoint sHLQXipNfkr97MQrvquItSfF+315UhkPL/xw+u9zPVKdC+sKr60Gy9vV3ea/fX4U6CuETIU8J9Rc/+hcD/9AmvS6swo=\n"
    },
    {
      "throughSeq": 3133,
      "treeSize": 3133,
      "rootHash": "44cd46d66369f8cfac88650c4ba1094d0c2fbe3039c01eb131037a3f5576874b",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-14T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3133\nRM1G1mNp+M+siGUMS6EJTQwvvjA5wB6xMQN6P1V2h0s=\n\n— s4rciv-checkpoint sHLQXtfL3ql1rgOPZxIcme24kzOlFOn6OvgXBYGlAHoTnYgRiQ7rIV4jaMD+iDv1pQTparFd94Po7GHdnFYP4e2MoAA=\n"
    },
    {
      "throughSeq": 3122,
      "treeSize": 3122,
      "rootHash": "13ff87a3e0f961ae4af9899bc72c6456e0a3de54bc1732c0c32804adb595badf",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-14T14:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3122\nE/+Ho+D5Ya5K+YmbxyxkVuCj3lS8FzLAwygErbWVut8=\n\n— s4rciv-checkpoint sHLQXjHrfVJLGmgVJF0Hr3uddUI0I6nVMOdXVtCFz/S/OKkYiR12FqdMvFA2nLAMd/o6gWEyJSbT2/ThQQZ3gGRk9g0=\n"
    },
    {
      "throughSeq": 3121,
      "treeSize": 3121,
      "rootHash": "7f42c164280ef5754e1e93e0a4e4eb6d38a37c80c1f35b32a07d92300b4dece6",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-14T11:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3121\nf0LBZCgO9XVOHpPgpOTrbTijfIDB81syoH2SMAtN7OY=\n\n— s4rciv-checkpoint sHLQXuP7OC8ZNKCmeynLa+Zlv4hJPt23H4/xKYSWo7YViI3MKiSf1A04FrxTxl5hyrQJZ3JqKci3eb2YP27yu1vH0As=\n"
    },
    {
      "throughSeq": 3119,
      "treeSize": 3119,
      "rootHash": "4022fbb746a373262c2ed8838a759776c51487f6eaf3aebd579382381c060998",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-14T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3119\nQCL7t0ajcyYsLtiDinWXdsUUh/bq8669V5OCOBwGCZg=\n\n— s4rciv-checkpoint sHLQXhid5rNBabD7BxDsegHSAGL9EFUGK70R+qyTV6nUOvKOzjAWT7Q1H7TtcP1EA1sjyu36dW/BW0F4iy2gj0oxpQA=\n"
    },
    {
      "throughSeq": 3113,
      "treeSize": 3113,
      "rootHash": "b0c911876e6d66125e13dd8179da6f45876bba188768c8c213771b7556371173",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-14T09:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3113\nsMkRh25tZhJeE92BedpvRYdruhiHaMjCE3cbdVY3EXM=\n\n— s4rciv-checkpoint sHLQXqhJ0lkJjPtN+ZdD7nIFw7Hv4wtJDOs4SMCXxs55KFIpWN9njHxBSlCwndhqSDFB04QD7j8djKFdqQB5tf0LWgU=\n"
    },
    {
      "throughSeq": 3110,
      "treeSize": 3110,
      "rootHash": "8d8f2e814122a8fed9f6fe935910405ef73bbc8b07d76026fb705b36b06b2022",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-14T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3110\njY8ugUEiqP7Z9v6TWRBAXvc7vIsH12Am+3BbNrBrICI=\n\n— s4rciv-checkpoint sHLQXuAShC5A4s5UK20pDV5NBRY2tZEOQnwIQHIlAqhcpJt7YdiLFcmEna7Pi0fpJo6xUY8ZhA3ni1dea43rjqRNEwk=\n"
    },
    {
      "throughSeq": 3100,
      "treeSize": 3100,
      "rootHash": "59185c72b325a226f414c66516abee4423c57e4b7bd89dbd726c2d546ffdd58a",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-13T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3100\nWRhccrMloib0FMZlFqvuRCPFfkt72J29cmwtVG/91Yo=\n\n— s4rciv-checkpoint sHLQXuFyFUTLEsmarb8co6pXsk8wiWiKJKLZDqwPgC5gqkK0W0tMNNIw367K7BTmlKx2OUYltbl/CBSzfRC09LarBwI=\n"
    },
    {
      "throughSeq": 3098,
      "treeSize": 3098,
      "rootHash": "94fd025aba63cffc08be3c47dd97bc3af7f089365a5ee72f9ddf97f0a0faa241",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-13T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3098\nlP0CWrpjz/wIvjxH3Ze8OvfwiTZaXucvnd+X8KD6okE=\n\n— s4rciv-checkpoint sHLQXus0L6ByTDwX1wksKwqB11nhwKbOgE5CfKlNKXiqOiWQuy4GSblWtX9UUtqZtMxJz+R9gOPX5nZGWpJo79dFQAI=\n"
    },
    {
      "throughSeq": 3092,
      "treeSize": 3092,
      "rootHash": "507cd8590cf6719cf9044fdfb6e12252687213e38f9340781014d1f95cd41349",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-13T21:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3092\nUHzYWQz2cZz5BE/ftuEiUmhyE+OPk0B4EBTR+VzUE0k=\n\n— s4rciv-checkpoint sHLQXqZoePjD+xPP1RVpWS3mWjGraQeWc5DoQ81fJy/ElFqwtEUgUnlA5ofj2Hfs0RDhpIfMOmW1dcF3ESfIZpx5xwE=\n"
    },
    {
      "throughSeq": 3089,
      "treeSize": 3089,
      "rootHash": "e84c2b348ba93fd4a548dc95195c7bc603d17159b11ae210ef14c9c4d8084a6f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-13T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3089\n6EwrNIupP9SlSNyVGVx7xgPRcVmxGuIQ7xTJxNgISm8=\n\n— s4rciv-checkpoint sHLQXnp7l9ZhwVPeOh1KT6dOzkzDwjSuyz7KnWzmvzEHI6GhsSuZRetoAGWf8lUC496eRyfyu8zfbOM7rS3JnF8gXwo=\n"
    },
    {
      "throughSeq": 3088,
      "treeSize": 3088,
      "rootHash": "0ddf98d35a97856b0ac85fa40755b639077d4f9f967220ddac7967e3ae62073b",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-13T02:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3088\nDd+Y01qXhWsKyF+kB1W2OQd9T5+WciDdrHln465iBzs=\n\n— s4rciv-checkpoint sHLQXr8ZFuh20mos+SQFwuE/c3roj4kUAmKD/bAetpeu4atWp2vJsqUj0kn1e5hr1GVxfOLvk1DlmMmd8SvlmP+UJA8=\n"
    },
    {
      "throughSeq": 3086,
      "treeSize": 3086,
      "rootHash": "6f86338748fd9f6373a39963d30eb97def7c2a4c75a541feab2eb38f3fc79ebc",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-11T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3086\nb4Yzh0j9n2Nzo5lj0w65fe98Kkx1pUH+qy6zjz/Hnrw=\n\n— s4rciv-checkpoint sHLQXjzjM/NEWsNwFiaVL+U5Wz4iTtgK3m045KLWikUwW8yfMIxmNDLjO/+sDY9b6bXSzu1fHGTXBSkEGWC+1+pFIgE=\n"
    },
    {
      "throughSeq": 3079,
      "treeSize": 3079,
      "rootHash": "827176e7fec8fcefa494e1e52b7d7b06bc433c98aa6513a1f30f6a0bccfbdec3",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3079\ngnF25/7I/O+klOHlK317BrxDPJiqZROh8w9qC8z73sM=\n\n— s4rciv-checkpoint sHLQXq/ZFyaz8VGSSH5mmPuWFKFf7v7Yv1wIzteDVc/3KPj0SHFMMVWTGGmTzCa201z9ojGr6HbSlmm1AxHdVZQHeQM=\n"
    },
    {
      "throughSeq": 3078,
      "treeSize": 3078,
      "rootHash": "85c13a986c2462827a0de36f1bc9a5e782894a9fd28c7d7bc1cee49a7f82ef71",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3078\nhcE6mGwkYoJ6DeNvG8ml54KJSp/SjH17wc7kmn+C73E=\n\n— s4rciv-checkpoint sHLQXhph3KZifn36PblvVcyTRWgEQpdacFZr9NQJgPc+SGDjiOkChaapRtDrLoeFTI5C0oIQbb9Mlk5dOhvTOImbIwo=\n"
    },
    {
      "throughSeq": 3071,
      "treeSize": 3071,
      "rootHash": "6127198aa5028aea4c88702707188e5b1014c12a01df917383147f58d9914c5e",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T11:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3071\nYScZiqUCiupMiHAnBxiOWxAUwSoB35FzgxR/WNmRTF4=\n\n— s4rciv-checkpoint sHLQXt5P9IEytkBay1rANbGPzOHfJEdhEJgjocEztSitpI61wUxi76wfO8eM47IZnQ4Oul6yDwMoMjJVvKQnIkPnkQs=\n"
    },
    {
      "throughSeq": 3070,
      "treeSize": 3070,
      "rootHash": "e3e1442d7b60e836e412f5593cf7a2687c7078d8c667893a268ffcfca64a37fd",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3070\n4+FELXtg6DbkEvVZPPeiaHxweNjGZ4k6Jo/8/KZKN/0=\n\n— s4rciv-checkpoint sHLQXvmZMRZwCJoVOcWTl/iPrf+OVfNLEXQ7n0ISaTtLesbhY+iQoIXjoNoV/6mSGPMjIzjRqLyGz2neEYqDC0zGNQ8=\n"
    },
    {
      "throughSeq": 3067,
      "treeSize": 3067,
      "rootHash": "7d3eee6a5abe1678580cecec7bbade99f06c7ae8c18d399ef4454b2397dde040",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T09:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3067\nfT7ualq+FnhYDOzse7remfBseujBjTme9EVLI5fd4EA=\n\n— s4rciv-checkpoint sHLQXn2qXUkWlKHzgMsD85MUccicwvRfuXGQlkIx0svI34bAup04LnD2vQCBdFT4JA8w2pGdiLjOLKmnd9D87CMR9QY=\n"
    },
    {
      "throughSeq": 3064,
      "treeSize": 3064,
      "rootHash": "75384cd7412ebf05a5842df40f3aa34084663336b850aee1a1f7f78a7b35d24a",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T08:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3064\ndThM10EuvwWlhC30DzqjQIRmMza4UK7hoff3ins10ko=\n\n— s4rciv-checkpoint sHLQXncIuQi8/eCtfAExSgez8Ekzp9kjhp8DG8C/HZNiuMmByowrHxbgf6TXyKjhOyHlVTF50UknCAfaHpPNxERRcAA=\n"
    },
    {
      "throughSeq": 3063,
      "treeSize": 3063,
      "rootHash": "f63f851822d389cab1ca2699d96614399c2080e17e86d0b7aaf45d4b9771a6d5",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T07:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3063\n9j+FGCLTicqxyiaZ2WYUOZwggOF+htC3qvRdS5dxptU=\n\n— s4rciv-checkpoint sHLQXqNMcsdzVjnAOz2GHCionfmu5WNXWeEreoyvbLqQL+vBkuZIMDPOeI7fted8ZpE0sPRRTbGsRUCkJr5JDfV/IgM=\n"
    },
    {
      "throughSeq": 3062,
      "treeSize": 3062,
      "rootHash": "420c0a89b5ee0e93bba8f23093acf689b1204468df5ce49d249532de6694b9f6",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T05:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3062\nQgwKibXuDpO7qPIwk6z2ibEgRGjfXOSdJJUy3maUufY=\n\n— s4rciv-checkpoint sHLQXp05tFB/OOLLOEIzZmDwWOuv5Eq4Yink4TPCG45NM/XV+4d+DbaMcUlvLLkZcuuceP9f3cjovytnHzTv9Re9bw4=\n"
    },
    {
      "throughSeq": 3059,
      "treeSize": 3059,
      "rootHash": "97c791780789890a5cbb7c4f266aac15faaec2959faff1c9dd02580af4906e43",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3059\nl8eReAeJiQpcu3xPJmqsFfquwpWfr/HJ3QJYCvSQbkM=\n\n— s4rciv-checkpoint sHLQXrG2yrBwMkSpR8C5GPH4U6T2ZXFIBTg4Vx8dMQkwx9sb/uEFwvkZkAKIQyty9muvRIQVJApZlqLQOiAs3Mbt5gU=\n"
    },
    {
      "throughSeq": 3058,
      "treeSize": 3058,
      "rootHash": "696d6905b5684d4804d98039402004ec69dbc74db1da0f68031350a49d1198b1",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T03:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3058\naW1pBbVoTUgE2YA5QCAE7Gnbx02x2g9oAxNQpJ0RmLE=\n\n— s4rciv-checkpoint sHLQXsKWq7n6L7dar4YcbpML1vEfcfI6enJKlVJWwchdT3wcdXmJeRpIhlH504sCu8Lcs7z+YhTlvvF4tQn5iUr2tgg=\n"
    },
    {
      "throughSeq": 3057,
      "treeSize": 3057,
      "rootHash": "5dfda9ff660cb874ba2975516e962ed62ec0a860409cbd239ccfb49cba384a41",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T01:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3057\nXf2p/2YMuHS6KXVRbpYu1i7AqGBAnL0jnM+0nLo4SkE=\n\n— s4rciv-checkpoint sHLQXhMfqD3LaxdojcUr/gVnL/faUkc1zMOBs9CAxe4l3oTJUGerwMUrjOOjS/35wtMAS/TdjLM2IxLA7tvzaiXNXAE=\n"
    },
    {
      "throughSeq": 3054,
      "treeSize": 3054,
      "rootHash": "bc045d7f0d8e7b4bfa8fe42f9ea11343670b0b635fbecb067872f2bdc9094492",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-10T00:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3054\nvARdfw2Oe0v6j+QvnqETQ2cLC2NfvssGeHLyvckJRJI=\n\n— s4rciv-checkpoint sHLQXtATrIszfnqb9QQBDXP0vF3SRFkwJpmuB4Mgn0QpLahmuOg/NafQ/6x0hSU6CZS3FwtDuf/YTJh7Ct20XEJFsgE=\n"
    },
    {
      "throughSeq": 3044,
      "treeSize": 3044,
      "rootHash": "cd2c89d16cd83b60291d832059e7e3c5d3c522957fb3bf861c94aa6e2002e8ab",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T23:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3044\nzSyJ0WzYO2ApHYMgWefjxdPFIpV/s7+GHJSqbiAC6Ks=\n\n— s4rciv-checkpoint sHLQXv/a4t+NApI7VTDU8/Fh9Bwieiz6maopDpetSHZHEiPShPYwwXW5LAV/ZkuwUzZg4YSs5H5ct3weeH0xQOGdTAs=\n"
    },
    {
      "throughSeq": 3043,
      "treeSize": 3043,
      "rootHash": "8bad8939e9556fff9587c4b350821cafef40334c38ef63c656ccbfa7d564dc02",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3043\ni62JOelVb/+Vh8SzUIIcr+9AM0w472PGVsy/p9Vk3AI=\n\n— s4rciv-checkpoint sHLQXnsR8H+RY5cibpEUaHYkWe2sHdtSq6OizKVBSVo08Ad2TCTakIpYVsTR1XXPj99wJ7PE5Sq9LyyGZ49uJAOACA8=\n"
    },
    {
      "throughSeq": 3014,
      "treeSize": 3014,
      "rootHash": "6617f61b48b6bfe571f4f67c56fdb07e93cef5b8b64b07a8e118ad6d803cef8c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T15:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3014\nZhf2G0i2v+Vx9PZ8Vv2wfpPO9bi2Sweo4RitbYA874w=\n\n— s4rciv-checkpoint sHLQXlD9qjnl4yLuBcCn7mUmi6wF4ozkcQuTuiGeFFVGs45vqbICA2cUHIyAKhd5ZcEdlFOTpyX+uD5V0OF8pf7zAwM=\n"
    },
    {
      "throughSeq": 3009,
      "treeSize": 3009,
      "rootHash": "05253d1fa0ecbf2286754f169942a9286bec47975ad0c15cf159187db2df986d",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T10:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3009\nBSU9H6DsvyKGdU8WmUKpKGvsR5da0MFc8VkYfbLfmG0=\n\n— s4rciv-checkpoint sHLQXkT8cHPM0FPvoRAtaAnTuqweRvscmcAZKOcGxQaCb7VoucBGj6TDTS5Lvh2NXyOAU1U9+Lgw8sFJIgrPXGO5BQI=\n"
    },
    {
      "throughSeq": 3006,
      "treeSize": 3006,
      "rootHash": "658cde4c961d584d7d2f0024afa7243cbeea561c69c668b4d2ea38522d263522",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T09:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3006\nZYzeTJYdWE19LwAkr6ckPL7qVhxpxmi00uo4Ui0mNSI=\n\n— s4rciv-checkpoint sHLQXls4rqxoMwg5YVd50CWQA6aOyhQiUpAy1wMcnohz7rJpiHq4aSrWYxLDlHvYbKdIBTCNuYHNSDwbAPHMokZS/w4=\n"
    },
    {
      "throughSeq": 3001,
      "treeSize": 3001,
      "rootHash": "af8b02f9cfe0e00776b1c9bc7d2dfce6b11dcaa841d7c87245002fb298e9c4c5",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T08:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3001\nr4sC+c/g4Ad2scm8fS385rEdyqhB18hyRQAvspjpxMU=\n\n— s4rciv-checkpoint sHLQXrymkiOkYjGSfolTuINd5gsxL6TdS+pr6AC6cMjvJGtC4m5Jc+uI90Mz8u+hej/YqC52biWUKIOWURkNN/WgWQw=\n"
    },
    {
      "throughSeq": 3000,
      "treeSize": 3000,
      "rootHash": "4961c8a6f657157c99b1f6dfeb58a38509239e5f0d10eedee9d73fb58a534965",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T02:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n3000\nSWHIpvZXFXyZsfbf61ijhQkjnl8NEO7e6dc/tYpTSWU=\n\n— s4rciv-checkpoint sHLQXmLEcpmSUvy5Tlq8nCRR/wjze2XHmpNhoY/xjFv4zGlEZocy9fwQPxrIxsyHINkvZQteC4FDClqQ8WoFbY/uNw0=\n"
    },
    {
      "throughSeq": 2999,
      "treeSize": 2999,
      "rootHash": "58ef09737aee9d0054f31e3507e45656189557648c4c5ed02eae846e2b48db95",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T01:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2999\nWO8Jc3runQBU8x41B+RWVhiVV2SMTF7QLq6EbitI25U=\n\n— s4rciv-checkpoint sHLQXsXU0/5COhdT5n5cAUT3uAfyIex8ZdiHbulqmT4DjM48jfQIM3fJSm1Y/3SBIYZvQ4jsQ/22K6dpoJmuDl4VOA0=\n"
    },
    {
      "throughSeq": 2991,
      "treeSize": 2991,
      "rootHash": "876d3c7c3141ccb3ba266c9c6e6c6839f0b83d3ef3808f1f640e911265d55503",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-09T00:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2991\nh208fDFBzLO6JmycbmxoOfC4PT7zgI8fZA6REmXVVQM=\n\n— s4rciv-checkpoint sHLQXpiDopRqSZt6GBpF6ZvURqQ2ZhFQt7K8d2XQ+ykWMOJayBq8YztxnwXitqfmUZIM/YhKxTMUid7WzEbEn4rm8w4=\n"
    },
    {
      "throughSeq": 2989,
      "treeSize": 2989,
      "rootHash": "405fba8098348464435ad736e4061d1d35079e5c85bd8e592618591a265bde9d",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-08T21:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2989\nQF+6gJg0hGRDWtc25AYdHTUHnlyFvY5ZJhhZGiZb3p0=\n\n— s4rciv-checkpoint sHLQXjHV/tda0tOJf3zIvhxuBUkVuLfS0wwITitgXf16Ppj9MxgDC0z3Yc6ij7JIjC+FJ6DCN7hgTKl3GcThxMMaSQs=\n"
    },
    {
      "throughSeq": 2984,
      "treeSize": 2984,
      "rootHash": "fbbfade2992a20d69a891ef5757dce5d7df348e656e3e79b3562fc30b815be48",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-08T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2984\n+7+t4pkqINaaiR71dX3OXX3zSOZW4+ebNWL8MLgVvkg=\n\n— s4rciv-checkpoint sHLQXjLa92R9daxXkSSE8Lpjr3/lsRBv4PEwbRJuuhVmqpTZE4ylHjxq3OlGFxXXAsRfzRoEWOTAa5g3gu2ObDapXwM=\n"
    },
    {
      "throughSeq": 2971,
      "treeSize": 2971,
      "rootHash": "33d7364bc537fc9ac5c995a95c5ccea105ad02fdc73c90907f4dd8dfd755d9f2",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-08T15:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2971\nM9c2S8U3/JrFyZWpXFzOoQWtAv3HPJCQf03Y39dV2fI=\n\n— s4rciv-checkpoint sHLQXqb+UKw0gxzzqddZIkXQGac1hthuLdgLkfufxPFwdM7jIOjtaxVu2SpaaDTsjJ9UTqbH9SQXs0IHPbCg7u7YOAQ=\n"
    },
    {
      "throughSeq": 2964,
      "treeSize": 2964,
      "rootHash": "3f354810dd9bf0cf2c723e8565a994182199d45875d8c954ab7504efedec8426",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-08T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2964\nPzVIEN2b8M8scj6FZamUGCGZ1Fh12MlUq3UE7+3shCY=\n\n— s4rciv-checkpoint sHLQXstuHKpKOGIhwenmeXCkRwv1O4DaLkMV+QwX2eRkd75z5RG0Nh1XYT9ITljEhf0zYnzQbkYYMUi2ZpxmwfV84w0=\n"
    },
    {
      "throughSeq": 2960,
      "treeSize": 2960,
      "rootHash": "4366c1cd564ed1c4acb09a7dc2aaa31a83f40cbec60d97f7be02c93ebcdf9744",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-08T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2960\nQ2bBzVZO0cSssJp9wqqjGoP0DL7GDZf3vgLJPrzfl0Q=\n\n— s4rciv-checkpoint sHLQXuvC8TpM+yJFSQYvlNAtkqY1o/xLhPjRqRMSKSEffxc62AQMXmFZgnTCACYKDXROiW5mlK9EKYb8YZ4ImK/WWAE=\n"
    },
    {
      "throughSeq": 2959,
      "treeSize": 2959,
      "rootHash": "9b477e2c726c685d9b0117830b2cf62f9a19bf3137a7190506433c9de673a986",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-08T01:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2959\nm0d+LHJsaF2bAReDCyz2L5oZvzE3pxkFBkM8neZzqYY=\n\n— s4rciv-checkpoint sHLQXsVxeF7pd68PR+fWKh4xoEopAISommM7cWlvDC3zbPVQqSrPnpuyMar0uItWQ6gDvLL9oneNLlKvVdZn0rL7YwE=\n"
    },
    {
      "throughSeq": 2958,
      "treeSize": 2958,
      "rootHash": "fae4904b1adc4f24c9f1730e22e011cc5466e4c68accf587dc3f57bb452468cb",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-08T00:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2958\n+uSQSxrcTyTJ8XMOIuARzFRm5MaKzPWH3D9Xu0UkaMs=\n\n— s4rciv-checkpoint sHLQXjxRl31oyF1XZUoQFngLnRK8GDFnTkUnA8JraTvd/Y1QZZBL+qPOnnVjNBSY60RwyDb/7xO7iP12V+WChBOWfAg=\n"
    },
    {
      "throughSeq": 2956,
      "treeSize": 2956,
      "rootHash": "0eb2b6b0ea31dbd93a8356eff79a072daac161c6f25c5ea901546e7b6aff7e37",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2956\nDrK2sOox29k6g1bv95oHLarBYcbyXF6pAVRue2r/fjc=\n\n— s4rciv-checkpoint sHLQXtrumAKFd5J/3PDIGhkQ7Izw1KZwrsPBnj+WB5NX/fDvvKm4cmlt5gC4/rBNRvL4q9Rxpre0A9sewZaHqK/QHwg=\n"
    },
    {
      "throughSeq": 2953,
      "treeSize": 2953,
      "rootHash": "b13b23414d819eaeff0c95601cec85d9ac5d26c3b8ff85d6772304720fc86c1b",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2953\nsTsjQU2Bnq7/DJVgHOyF2axdJsO4/4XWdyMEcg/IbBs=\n\n— s4rciv-checkpoint sHLQXoMs04sGuclNckJXtN8jvuyfOvVikcONDcXOI7+0KJWXApJgowQHfztbRbgbiYjalnj2rR8HnNYngb2FT4emQg0=\n"
    },
    {
      "throughSeq": 2951,
      "treeSize": 2951,
      "rootHash": "c9cd2200573938ab4f3b89f9dbbe060481f37b398ae2c15adaff0321689071ca",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T21:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2951\nyc0iAFc5OKtPO4n5274GBIHzezmK4sFa2v8DIWiQcco=\n\n— s4rciv-checkpoint sHLQXnAubJ3FC9NJy36VKqZDuyv5Ign3MpcGGeFVuP6gfYvQRuihoVnMwJfmUUM8qy2CeTez/5xjwys/a3VBl18zjgQ=\n"
    },
    {
      "throughSeq": 2949,
      "treeSize": 2949,
      "rootHash": "0fb146eb7d8c84ce99668b426e3079dab8b6106f8523c8ee17609d2dbb56cc6c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T15:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2949\nD7FG632MhM6ZZotCbjB52ri2EG+FI8juF2CdLbtWzGw=\n\n— s4rciv-checkpoint sHLQXg0cHU246SAPTaoqMgxYxZvsXZoxpBNVuOQN0d0rtjPrlswoqQUkl3BfV5eI+l9TRqWMq1BCZOghWbWRMl3m/AI=\n"
    },
    {
      "throughSeq": 2942,
      "treeSize": 2942,
      "rootHash": "0d140f0a1cdd7c0198ab138d159430fe454d31feb3e677f14bdfc77e2515d422",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2942\nDRQPChzdfAGYqxONFZQw/kVNMf6z5nfxS9/HfiUV1CI=\n\n— s4rciv-checkpoint sHLQXkeHRZt1Tk7m64Ar8WNMo+GvuFPHT/vmSc4zxSVpIvPK5LoVk2ncUrSSF/N2iglAk/COaEwyRJp57RM7I4Eu8QU=\n"
    },
    {
      "throughSeq": 2935,
      "treeSize": 2935,
      "rootHash": "8613a58604adb55bb89bddd53db509a8d8ae20cfcb6a67891e565e4148ee9ec5",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T09:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2935\nhhOlhgSttVu4m93VPbUJqNiuIM/LameJHlZeQUjunsU=\n\n— s4rciv-checkpoint sHLQXqEh0LBD+TXNf/iaJ4iDeGsye6P1TkmlWucLO6X9VRxMZib/vcM0HGdDTbtYM7jpPwYSWTATJvCq6VMwqxkcKQM=\n"
    },
    {
      "throughSeq": 2934,
      "treeSize": 2934,
      "rootHash": "b22f7d065f6af9df695feb1e59f4f876c893ef55a346d576061faad782a6fdcc",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T08:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2934\nsi99Bl9q+d9pX+seWfT4dsiT71WjRtV2Bh+q14Km/cw=\n\n— s4rciv-checkpoint sHLQXuZJqb8j3rpkylkbgVd0v/w92mQytnVIUhUFmgvaSrK1LMkjcghqE46+/pRCNKA0kmbMWjY52xDV+q52Hl06HAQ=\n"
    },
    {
      "throughSeq": 2932,
      "treeSize": 2932,
      "rootHash": "72132287127be9dd986e7ff238e3ce8de551f1eee07a747e7f66554003456c5f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T07:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2932\nchMihxJ76d2Ybn/yOOPOjeVR8e7genR+f2ZVQANFbF8=\n\n— s4rciv-checkpoint sHLQXv6AKAJdjq7SsJyAFMuyttY8g2/wlA4gN/yQCFtvhvzehxZG2gBdoQ9Yrhsud1JxuInYjUU6zpHQFN0/ZN+ibwk=\n"
    },
    {
      "throughSeq": 2931,
      "treeSize": 2931,
      "rootHash": "f90b022b9b0d067465632914afa7580f10511cda011f28ba40990cbb51813e5a",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T01:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2931\n+QsCK5sNBnRlYykUr6dYDxBRHNoBHyi6QJkMu1GBPlo=\n\n— s4rciv-checkpoint sHLQXuvzKwwa/S+sY6Fon6Q3ixJolJFq1XxcIz6aNj/2Ob+WSrY04M8jga/4gcArbmvCizNFDTbSveoru1Zb/on/kgY=\n"
    },
    {
      "throughSeq": 2930,
      "treeSize": 2930,
      "rootHash": "61dd66195d7cfdd4da2bdb7e9abbd7ecba972d3943b07519dd465c60dcfd5f42",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-07T00:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2930\nYd1mGV18/dTaK9t+mrvX7LqXLTlDsHUZ3UZcYNz9X0I=\n\n— s4rciv-checkpoint sHLQXhWf1TDgjBQT2YEExoLNCau5YWC8iZji2xrnytQzidencBirFqUlt7c0vmO8zYAYZtfXDxhUF4nBGS9LSr7IMgE=\n"
    },
    {
      "throughSeq": 2929,
      "treeSize": 2929,
      "rootHash": "29ac51815498f05b41e9b1bbce761b8ac7a909671c6266a61bfc565163297483",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-06T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2929\nKaxRgVSY8FtB6bG7znYbisepCWccYmamG/xWUWMpdIM=\n\n— s4rciv-checkpoint sHLQXtwno5m+KvyetuEQIXMM/BnY1l94lSj+tz6Gk3kodxDHz/3c/8rp7T1UqSBeX4KKjJ0E0QoTwvS7VuT2fUTdMgE=\n"
    },
    {
      "throughSeq": 2928,
      "treeSize": 2928,
      "rootHash": "5cd5c22300aebb5741632eaf4fd4e12b304c8a59dc2ac13a4f8acf605a97c126",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-06T20:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2928\nXNXCIwCuu1dBYy6vT9ThKzBMilncKsE6T4rPYFqXwSY=\n\n— s4rciv-checkpoint sHLQXrFjF9/vp8bRMJrobrg9P2Flx/HgjZu3vDqX//NwNKhWNJaqnwylMBmVLuvV9+ahr24krBOA8U+ZNlR44ctcmQA=\n"
    },
    {
      "throughSeq": 2926,
      "treeSize": 2926,
      "rootHash": "f1342537cde8693a5d24efb88aebc87b152ef928213441409a052a089d05c2eb",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-05T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2926\n8TQlN83oaTpdJO+4iuvIexUu+SghNEFAmgUqCJ0Fwus=\n\n— s4rciv-checkpoint sHLQXiPq0eKzlPst54FXyqzuhYo9qyqAIDlzHPxz5Bc9mrEM+OS5Dsoz0xQDgNMFoyKbHGpmhNR/dLK+s85dYfffmA8=\n"
    },
    {
      "throughSeq": 2925,
      "treeSize": 2925,
      "rootHash": "bb5d32ab5366043fe0f0ea6e9c98c98cb4ada81c138923e77c7e44feb3b020b0",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-04T07:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2925\nu10yq1NmBD/g8OpunJjJjLStqBwTiSPnfH5E/rOwILA=\n\n— s4rciv-checkpoint sHLQXtrzNq9UpUQrtLJnRAjz0APX4w12n5dqx1QdMAIZpx1TL5wuF2A4TXYs7A9ek4ucWiOqSdxGFlwHVtQfzcJmgwM=\n"
    },
    {
      "throughSeq": 2915,
      "treeSize": 2915,
      "rootHash": "946f9097358ce80821639e63a72d1b0f02ddbee1bd73ed528d34752f69580066",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-04T00:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2915\nlG+QlzWM6AghY55jpy0bDwLdvuG9c+1SjTR1L2lYAGY=\n\n— s4rciv-checkpoint sHLQXmuvAHlPO0j1+Ow1s6Ptis3K37+MuUOy2MpHqOV+qp0MYBDsOZISeyDvGAVnuY1CpAIUa7sZjFqc3siAXNN+FAY=\n"
    },
    {
      "throughSeq": 2914,
      "treeSize": 2914,
      "rootHash": "c3c2cb3767bdaddb5f90b518698ffc1a18644673088bc46fb744c11592e9ba70",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-03T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2914\nw8LLN2e9rdtfkLUYaY/8GhhkRnMIi8Rvt0TBFZLpunA=\n\n— s4rciv-checkpoint sHLQXvrKbt/bJvBIK0oMmz/IfPsex+cC6KTcZmj1+Ivog3ONtEcQNHmitCbnbfVYzfF/b7mm5dXMsOc1LCW0dqvbWA0=\n"
    },
    {
      "throughSeq": 2912,
      "treeSize": 2912,
      "rootHash": "e36dbdfe46017a3e4e04e543f7a4981552553402190e8d75bb0e3a66c5503a3f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-03T22:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2912\n4229/kYBej5OBOVD96SYFVJVNAIZDo11uw46ZsVQOj8=\n\n— s4rciv-checkpoint sHLQXlKUZva11jqJt338L5+0oSSzvwcNdpsMs0Q4fM6luaud4HEaETWcT8zveHxvYHziJwRNXFqX7CkEdZbZxAuLOgU=\n"
    },
    {
      "throughSeq": 2910,
      "treeSize": 2910,
      "rootHash": "da9d7a04d1c52db7951cfe6a558a9d83607daffa1ddf11bdffd52484910336e0",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-03T20:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2910\n2p16BNHFLbeVHP5qVYqdg2B9r/od3xG9/9UkhJEDNuA=\n\n— s4rciv-checkpoint sHLQXhFdIqby93mJWg33Uc50tuh2HWPEmSZ46gxkf7lWPVFfy87FmnqUpnvGuOg2yzM7fjnOPn+RoCSwQOEoImiT7Qs=\n"
    },
    {
      "throughSeq": 2909,
      "treeSize": 2909,
      "rootHash": "d378214b310ccf91caae469cb7eded9ffdc150f846aa158f3c1b6c034b1cfbca",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-03T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2909\n03ghSzEMz5HKrkact+3tn/3BUPhGqhWPPBtsA0sc+8o=\n\n— s4rciv-checkpoint sHLQXkpoyfuU+7KkiqbQiQZVnHpCPYnxJ2ymu+Hx+FdvGvK3VW/wNDVdVTqkGha1DF/bPxYUsA05OCnUNqlQa/GyEQQ=\n"
    },
    {
      "throughSeq": 2905,
      "treeSize": 2905,
      "rootHash": "dd4379f41ccf071c2e03de344f588ec41a695d334f1a495ee072d382367e6fc0",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-03T09:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2905\n3UN59BzPBxwuA940T1iOxBppXTNPGkle4HLTgjZ+b8A=\n\n— s4rciv-checkpoint sHLQXnkRkCqp4SWBHIx5mok0v24OlWQOMqZk0nriiN9URib7wEBerE8MwvKfkzD39IzaZEjBF/9KQyrA6y5kdCkuTQQ=\n"
    },
    {
      "throughSeq": 2901,
      "treeSize": 2901,
      "rootHash": "365190119fd6d67e8ed67e4e436a440f100ae3c4fd896ba5b9a4b8e2dd2174ae",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-03T07:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2901\nNlGQEZ/W1n6O1n5OQ2pEDxAK48T9iWuluaS44t0hdK4=\n\n— s4rciv-checkpoint sHLQXiHX7/Va4kMgxN8MypTWx9RBc9BCxqP2t9bbOFHPK/hAc9oC6AWkYKoO+tQRzK0XvkuiYQCQ35LefN/dT5gKFgo=\n"
    },
    {
      "throughSeq": 2894,
      "treeSize": 2894,
      "rootHash": "7d918d47ff857df48ef7084c0201f6447d3aecd834d75e628af875ba69a1a9ac",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-03T05:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2894\nfZGNR/+FffSO9whMAgH2RH067Ng0115iivh1ummhqaw=\n\n— s4rciv-checkpoint sHLQXldAQJczD/FzRmThDyvXBPi9oQP7qyNiyRl5iJreYomyj9HxglxSrlWyhBAuF8rAhzYuL15R0XVhKNmlTFekBQk=\n"
    },
    {
      "throughSeq": 2890,
      "treeSize": 2890,
      "rootHash": "03acf02556efa4613a03a0dd5b733ac7067261ff325dc18c562c9c00f519ce1d",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-03T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2890\nA6zwJVbvpGE6A6DdW3M6xwZyYf8yXcGMViycAPUZzh0=\n\n— s4rciv-checkpoint sHLQXudjhNZLUYK+0mGkfJOOOpF1+S6f7QB9s05qhU2ggWSyV3/aEofL7KDPiDtZJL2q6ERzIQR42ojXJfh7ZzCSYQQ=\n"
    },
    {
      "throughSeq": 2889,
      "treeSize": 2889,
      "rootHash": "ab4e1fbe7207d94265950d1538ef9390053d8006606f296f711a39da0cbc0ee9",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-02T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2889\nq04fvnIH2UJllQ0VOO+TkAU9gAZgbylvcRo52gy8Duk=\n\n— s4rciv-checkpoint sHLQXmilbTbXzrdDin33vjJq0Hxg1+HB+6j2sNK0p8OBi5bVdKgg+bSY9dX5+FgZHkFrSsdfrOZUvuTBiZeM6sKzFA4=\n"
    },
    {
      "throughSeq": 2887,
      "treeSize": 2887,
      "rootHash": "a90c50688e46bdc775bce06df926e0ea00a7aa1035c2ab884b404b2b5c0a9dda",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-02T21:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2887\nqQxQaI5Gvcd1vOBt+Sbg6gCnqhA1wquIS0BLK1wKndo=\n\n— s4rciv-checkpoint sHLQXp+HLI6P4Mx8d6KrmMIP6nmruf+yGiJI7SWFebMdr1i60IvCBB7oE1Lgs8PnhAaazx1qr6LWmcD/O/K2zfJXjQU=\n"
    },
    {
      "throughSeq": 2883,
      "treeSize": 2883,
      "rootHash": "4820a9a3e806780cba85c27bd1608a27a63dd10093350b0c42702d8dc3ff1774",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-02T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2883\nSCCpo+gGeAy6hcJ70WCKJ6Y90QCTNQsMQnAtjcP/F3Q=\n\n— s4rciv-checkpoint sHLQXneZgy46/uAYY0qeiiEN3+Pwg7SGqyCAIedmbKyjfNL7vSrWfc7fb1gX2ni5ADCGqdaBobX2v4BEoEe1O57/ewk=\n"
    },
    {
      "throughSeq": 2872,
      "treeSize": 2872,
      "rootHash": "88daa3365e271468eeff9202375bf95b072df773c70f408c864348b121fcf1db",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-02T19:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2872\niNqjNl4nFGju/5ICN1v5Wwct93PHD0CMhkNIsSH88ds=\n\n— s4rciv-checkpoint sHLQXknhW21zRCFO0z9GbAT+YPIkAlOdPgwKZQ700moO6U9JUcWr1ZqolgxMxNkjzs+qN3u6s1CqKkdBlXCCGEa4Iww=\n"
    },
    {
      "throughSeq": 2866,
      "treeSize": 2866,
      "rootHash": "6b11e8b8ab565103523c09a4c579d1ac347cfd78771adc3fd4f3d7fcb5404feb",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-02T18:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2866\naxHouKtWUQNSPAmkxXnRrDR8/Xh3Gtw/1PPX/LVAT+s=\n\n— s4rciv-checkpoint sHLQXsGNRUQTteZ2SEVLS5TBku3AqEzt7HHjFZ83Oro4tUn3uuvzP7eW/lCX8vmAztd+HjQnpDzwkzqJvfir2DrB5QU=\n"
    },
    {
      "throughSeq": 2863,
      "treeSize": 2863,
      "rootHash": "8c59469a480779cebe2d1528452abd6ffe8b30cacc2199487b7c796ef388593c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-02T08:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2863\njFlGmkgHec6+LRUoRSq9b/6LMMrMIZlIe3x5bvOIWTw=\n\n— s4rciv-checkpoint sHLQXuB3qUyDdtazX9w5va/9aPF0rmkW7PWyDzASq9FktsYTnVnd3P/JwjikASw95JQTS3GqXQG8jzVsxvCRPksvnwo=\n"
    },
    {
      "throughSeq": 2862,
      "treeSize": 2862,
      "rootHash": "fd64172a06dc2534da57ff565d6646b6f772cf3d2a89432e1daa10790e247113",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-02T07:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2862\n/WQXKgbcJTTaV/9WXWZGtvdyzz0qiUMuHaoQeQ4kcRM=\n\n— s4rciv-checkpoint sHLQXtSyJmGxTnDus/2pqhavOGAiLcQTbDN9DrQo9/v2omfTshHOjClHMIMs/U9CDA2fZMIIl1GnVOvJxO8RHC48Tw0=\n"
    },
    {
      "throughSeq": 2852,
      "treeSize": 2852,
      "rootHash": "f6cfe43612d1dd344e789e38f83ab8501360fdadf6195408840b04809a1a503c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T23:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2852\n9s/kNhLR3TROeJ44+Dq4UBNg/a32GVQIhAsEgJoaUDw=\n\n— s4rciv-checkpoint sHLQXi+w2xvPOg7LS7zNzYxyI7pIM+YC95EtRUXef/7xLoJZaQwb02Q17TayJSB71T/ExlR7DesLqL8HmPN98ZUV/QU=\n"
    },
    {
      "throughSeq": 2851,
      "treeSize": 2851,
      "rootHash": "b1d0d550b10468ead61da50124564ff93a4bc7b540d498414b385ac6e4d60ad2",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T21:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2851\nsdDVULEEaOrWHaUBJFZP+TpLx7VA1JhBSzhaxuTWCtI=\n\n— s4rciv-checkpoint sHLQXpytYofgDclxPHnQCZGb3d7asbDwuQrwLCLS6tOgKFaAze2rL/9LIBE2uardO+UTHXe320IMLE7PLbA8nzoAvgc=\n"
    },
    {
      "throughSeq": 2845,
      "treeSize": 2845,
      "rootHash": "47be4d363bf706fb6d9bd5acde9fdc9115e7a026f67bf11228ca7ea3d66c7eda",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2845\nR75NNjv3Bvttm9Ws3p/ckRXnoCb2e/ESKMp+o9Zsfto=\n\n— s4rciv-checkpoint sHLQXnx5dXL1mo4GJFDymd9o+b8+BTtTod7QjpGfZEMyZXJrwXf4Jj8HzXWJ28k4iSmWYKQQbuQLQ626HTDkCCOC4wk=\n"
    },
    {
      "throughSeq": 2841,
      "treeSize": 2841,
      "rootHash": "d910e602b37ff207981598d7ed40b212c059c23e117062b9401cdbf66d8ae0eb",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T19:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2841\n2RDmArN/8geYFZjX7UCyEsBZwj4RcGK5QBzb9m2K4Os=\n\n— s4rciv-checkpoint sHLQXsL1j0jBLIQ/HMGnsXtXGMk96oHWbbptAc4rv14/6RrEV6u0btuSKmedWMn4Ge9L005D/83Sux2ozrEL1ihp8QY=\n"
    },
    {
      "throughSeq": 2833,
      "treeSize": 2833,
      "rootHash": "8f1ca6d68cb8a7f8c6bbf464857e8076c7c70f0aa7ac678ee0dd26814f1d5a32",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T18:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2833\njxym1oy4p/jGu/RkhX6AdsfHDwqnrGeO4N0mgU8dWjI=\n\n— s4rciv-checkpoint sHLQXlEWFJqyexvUL46eXyb1+4RU8L7XNSNcGo3GSwbPpvxFyxvWJ5PO/Plt/wJdZfNsjzPv6703ltqdQhrtf+VN1QM=\n"
    },
    {
      "throughSeq": 2824,
      "treeSize": 2824,
      "rootHash": "5f97d85e8098f27d0476862951b49600d033af5766003ebade68b8e7a4aa89f6",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T17:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2824\nX5fYXoCY8n0EdoYpUbSWANAzr1dmAD663mi456SqifY=\n\n— s4rciv-checkpoint sHLQXl2wW65dQ/ldq+MFOQR4PHxndLalORPsAQ3NErthrezCiCrqFIW19gYnw0ZV5X2pAS0DzU9KLAethdRE7fu/oQ0=\n"
    },
    {
      "throughSeq": 2818,
      "treeSize": 2818,
      "rootHash": "b97746bdb5c51bb784734d259482019ced47fb7b49b32a18eeeb6c7ee9d9fbcb",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T16:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2818\nuXdGvbXFG7eEc00llIIBnO1H+3tJsyoY7utsfunZ+8s=\n\n— s4rciv-checkpoint sHLQXmFpddZsnoCrIs/IHIN6WllEKrxnOUDpZjDyJBhrPCS4GfxIV79qz6/sr6rGSjg2rS1rgyl09CmDOKQR+8KzlQI=\n"
    },
    {
      "throughSeq": 2814,
      "treeSize": 2814,
      "rootHash": "cd6d294cffda77bcc42933cc97bd168d2cf1ab94ea2240ca68f36dbbaa334d45",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T15:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2814\nzW0pTP/ad7zEKTPMl70WjSzxq5TqIkDKaPNtu6ozTUU=\n\n— s4rciv-checkpoint sHLQXoFvqwMX5dtKK2Da7rJVGcE3nIjC3viYVdw3in0Yskja/iryjZi+ljeUF88IoP/ez+WF2EBhjk4ekuiEQpeGrAc=\n"
    },
    {
      "throughSeq": 2807,
      "treeSize": 2807,
      "rootHash": "afa7eda9978734687330dfa47537bf088a7673e9d95c4f4bc512a4bf6c512ec2",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T14:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2807\nr6ftqZeHNGhzMN+kdTe/CIp2c+nZXE9LxRKkv2xRLsI=\n\n— s4rciv-checkpoint sHLQXlbOd7z4lmEUzWmYSzQhjbPoO75drSbcOBrpcteMjYwERL0h8i7BKZRg665/quEjYYTlKIf0OIfpH1JpPYj9QQk=\n"
    },
    {
      "throughSeq": 2796,
      "treeSize": 2796,
      "rootHash": "c2ef178d989e5b77976aad0ec08106e2a07e64084d13c6f92bcbf771f8e53e67",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T13:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2796\nwu8XjZieW3eXaq0OwIEG4qB+ZAhNE8b5K8v3cfjlPmc=\n\n— s4rciv-checkpoint sHLQXhL/kUtKZ1R9i/LcsRE0g1RjkdzfspE3Yv+UTiLVKldZVBsDU16twaF6y/2Um/PN7egfFmASHV9oMLl3mx+0+QE=\n"
    },
    {
      "throughSeq": 2791,
      "treeSize": 2791,
      "rootHash": "e453e342e76bb5c6c5005d0a906c674c5e7164d3e74ee44708656e03a5b3c220",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T12:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2791\n5FPjQudrtcbFAF0KkGxnTF5xZNPnTuRHCGVuA6WzwiA=\n\n— s4rciv-checkpoint sHLQXrqtFZii5KtvZl4a8LUX/FY2REKI6XhKeqTiycOpZIw26/YhSiH6FnRzpsOMy1EBCBbevAaATQLAd0FhswC5mgk=\n"
    },
    {
      "throughSeq": 2781,
      "treeSize": 2781,
      "rootHash": "8df2a5b857cc9df6e70afd5c9397546429d47cf7fd975732e76220778dbeca17",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T11:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2781\njfKluFfMnfbnCv1ck5dUZCnUfPf9l1cy52Igd42+yhc=\n\n— s4rciv-checkpoint sHLQXkcx69aqmIFKWFBl21pgxkiwogEkcur10YQWeGjOIogWDVN0lRkHHrWvciyl5rir07EbXHQLNyEqLqEb8xtBBwo=\n"
    },
    {
      "throughSeq": 2777,
      "treeSize": 2777,
      "rootHash": "e7ecc3fde4bf6d3a5ce47011aed403ed7bdb87279502a448807d4003bacf7c1e",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T10:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2777\n5+zD/eS/bTpc5HARrtQD7XvbhyeVAqRIgH1AA7rPfB4=\n\n— s4rciv-checkpoint sHLQXhsh7EEHO2p2uYMc+dRTPDySui3SUQeeSjw8kKipHaucdkIT+7advUmX3YmMGxnFcEwCqASwooccn0tO9xgJng4=\n"
    },
    {
      "throughSeq": 2774,
      "treeSize": 2774,
      "rootHash": "0752e2100ff2901396d169933992b41a359da6ceb40327519bb645b77387bec9",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T09:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2774\nB1LiEA/ykBOW0WmTOZK0GjWdps60AydRm7ZFt3OHvsk=\n\n— s4rciv-checkpoint sHLQXlxa4+rx2TvhmiYwT80Iqf26g/PImsb7mCwoa4Ltf/lSSbtS10vG0gRg5svP+dD7yP4VVyIcY4DkqwY3Q+1zQw0=\n"
    },
    {
      "throughSeq": 2770,
      "treeSize": 2770,
      "rootHash": "d94c7ebe3e11756691bc58cc272e899cfdd3a0df67b06e435da411ce0a3ea5b7",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T08:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2770\n2Ux+vj4RdWaRvFjMJy6JnP3ToN9nsG5DXaQRzgo+pbc=\n\n— s4rciv-checkpoint sHLQXlf8be2cvHSKE36n5HLz9YJZi8NFURc9LLMDC5B8NMQCvpvqt/nI0QKoJ7eUF4dlWV8dSmzb2GHwyYr0c3GG6gQ=\n"
    },
    {
      "throughSeq": 2767,
      "treeSize": 2767,
      "rootHash": "7d69435f6efaa396a58ac6fa9d6a9d6165e2fddb1950a700f0390d00ff16ff26",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-07-01T07:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2767\nfWlDX276o5alisb6nWqdYWXi/dsZUKcA8DkNAP8W/yY=\n\n— s4rciv-checkpoint sHLQXqluymB7asS/24Pax+aNcerJH/eooSWzEOTT644LGs9uihwWJvhSX5wBRTZod9zn1kQdcfW9cGCTBi83hZ+soQo=\n"
    },
    {
      "throughSeq": 2750,
      "treeSize": 2750,
      "rootHash": "caee69963b7afa3223db21f1aecf15bbf1f5a11fc10f4c2141d0cc0c003a09d9",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-30T01:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2750\nyu5pljt6+jIj2yHxrs8Vu/H1oR/BD0whQdDMDAA6Cdk=\n\n— s4rciv-checkpoint sHLQXuEWLD2xu8a1LxkKtqt6CihM53bONCO49RWsQnyaXoN1CHrEZJ3J5eRg0YvVLAupXq8+JPhsRE2+PX2yp4sMhAI=\n"
    },
    {
      "throughSeq": 2745,
      "treeSize": 2745,
      "rootHash": "0608c786b0ec6b8d8a12333c3265bd63251c625efc318d7c681bbfd64ed10e90",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-30T00:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2745\nBgjHhrDsa42KEjM8MmW9YyUcYl78MY18aBu/1k7RDpA=\n\n— s4rciv-checkpoint sHLQXimcXJTseNSJBuky4UsjJ4CtlZ3E/EgvRugOdT+Giq0zlpneHL/IEL0MP7CT7Bpuvy4yqsocuOeceUbV+m4SEAk=\n"
    },
    {
      "throughSeq": 2740,
      "treeSize": 2740,
      "rootHash": "0e519a44238f935c7c19a7b636525b087e4c9b66ffa052e46c34f943ea840e73",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-29T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2740\nDlGaRCOPk1x8Gae2NlJbCH5Mm2b/oFLkbDT5Q+qEDnM=\n\n— s4rciv-checkpoint sHLQXiDEXVxjgm9PuCWRem5ZAGGyLvcqCZUC+foqv90TiQ1yS2ujHuqql8dFLoUnPX2tMt6iFEi3D09T/2Qq/ZsHWQI=\n"
    },
    {
      "throughSeq": 2739,
      "treeSize": 2739,
      "rootHash": "815da0ec519082d0787811daed95fb26912d37825590b5fb05cb586c7158e224",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-29T21:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2739\ngV2g7FGQgtB4eBHa7ZX7JpEtN4JVkLX7BctYbHFY4iQ=\n\n— s4rciv-checkpoint sHLQXivLjBH16P0Sr6NiHMDhi3HYs4+U8UgX0HQKAma6KrEEq5Y+s425MeTi2xX0lFZ5treEBBzGPToA6T8cxZwgeAY=\n"
    },
    {
      "throughSeq": 2735,
      "treeSize": 2735,
      "rootHash": "34dce2addb8706b08a546e24fc3e3a93a93558a3f84c53bfec82e4ad6c88a1fb",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-29T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2735\nNNzirduHBrCKVG4k/D46k6k1WKP4TFO/7ILkrWyIofs=\n\n— s4rciv-checkpoint sHLQXg+vju5dIN8Wp7DCpTydce9KfzkzCDZ6of3uFQsSbq12bHzQK6i78sG5swGeCYw76uriIAdwJ581cjWq+d+GWg4=\n"
    },
    {
      "throughSeq": 2729,
      "treeSize": 2729,
      "rootHash": "cd5691d23741e3853980354f4a1ce9381ae804bd6daa668d0feeafcabc5b1750",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-29T19:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2729\nzVaR0jdB44U5gDVPShzpOBroBL1tqmaND+6vyrxbF1A=\n\n— s4rciv-checkpoint sHLQXh122rjGLuDxMatimpaWeZ8YmRHjW80gqQR0ZLkI8DN7bvmkFuESepnuSLTA5FuBbf9gddd4BzKZS51eK1drcwA=\n"
    },
    {
      "throughSeq": 2728,
      "treeSize": 2728,
      "rootHash": "baa83b2f5fa5557257e53bc84de5369a9e9ea5dfa2d7dd0abf0c9c569c42dd06",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-29T18:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2728\nuqg7L1+lVXJX5TvITeU2mp6epd+i190KvwycVpxC3QY=\n\n— s4rciv-checkpoint sHLQXmVU/IgvtM/lRuqGx7eublAd1kkpNgBD573EthQpku2kvZ0OWRIV1HJ8LGE0CXjRCb4odRdiQpp24QjKDcRIwA8=\n"
    },
    {
      "throughSeq": 2725,
      "treeSize": 2725,
      "rootHash": "b1e0bd3ce898ab06bcd3acd1e9d1f2d7462dfb39eb63590996357c00bfbb49d3",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-29T17:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2725\nseC9POiYqwa806zR6dHy10Yt+znrY1kJljV8AL+7SdM=\n\n— s4rciv-checkpoint sHLQXle3rYm2e84JwvYvJxmPB25AOrO9HTNxm2GPAeK8KXe3AyFNmQ/b0TpSPqH03OW8FjNFhoXum+LGtPMdruqaCgU=\n"
    },
    {
      "throughSeq": 2724,
      "treeSize": 2724,
      "rootHash": "3052d10829e02e6b543121964f0b43412e39196f8423d8f43858e732b3fb53df",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-27T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2724\nMFLRCCngLmtUMSGWTwtDQS45GW+EI9j0OFjnMrP7U98=\n\n— s4rciv-checkpoint sHLQXtdWXKK1i2wgUJZv/2XER5M6ilLiWWycVJXzppYW63SuUoJrJnf0FleRtJItkOmwtZle8xnTs/+CsaK0BL8zTwE=\n"
    },
    {
      "throughSeq": 2716,
      "treeSize": 2716,
      "rootHash": "8768c29fb1180bb5a612093201bcb4f5fc39ae8d53cb9ba557f4168162571ead",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-27T00:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2716\nh2jCn7EYC7WmEgkyAby09fw5ro1Ty5ulV/QWgWJXHq0=\n\n— s4rciv-checkpoint sHLQXsa5hfXEAqpSMHNoGmoWN97zxjMlJDZWOugvK8fPGAdDAgg5D9cfl6XqaOA4oA7L8pLUXYY/s38zZmjwEb3z/w4=\n"
    },
    {
      "throughSeq": 2714,
      "treeSize": 2714,
      "rootHash": "25fd86881c1b6b0e7225421805d8ae9075e2067b8e0b95300420aaf958929170",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T23:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2714\nJf2GiBwbaw5yJUIYBdiukHXiBnuOC5UwBCCq+ViSkXA=\n\n— s4rciv-checkpoint sHLQXmHzopXbt+Y4q6GaxvodQ1pVf665A8Bj7ec1OLJ2GyCL1KjKZoPRbcoacJZ6AeAJTeWhOwDaGxSPyF0QE8bwIwg=\n"
    },
    {
      "throughSeq": 2713,
      "treeSize": 2713,
      "rootHash": "029fc2f140964daa54fb519af6ed733ee03343d7eb28863690934703f899109c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2713\nAp/C8UCWTapU+1Ga9u1zPuAzQ9frKIY2kJNHA/iZEJw=\n\n— s4rciv-checkpoint sHLQXnbhuiVPeXVjtpYAPaf6Pojl+D9mvO5EFmjkj9Nk9iUA7I9YB8XAqerIQi9EGKbqGh9m+TCchzN2WiGykyC0wgI=\n"
    },
    {
      "throughSeq": 2712,
      "treeSize": 2712,
      "rootHash": "97381f285aeb78f64cc72fb8d35340a52987b2ae10aa2e2f56e48cb3dc886dd4",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T13:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2712\nlzgfKFrrePZMxy+401NApSmHsq4Qqi4vVuSMs9yIbdQ=\n\n— s4rciv-checkpoint sHLQXg8rpN9uFc+XN7xg7Oft2j0wjex6DBUtDoySDH5VRniybYvrL6sUrI63BzlXfHvLCBBMb+/ttC+io1qcxggpQg8=\n"
    },
    {
      "throughSeq": 2711,
      "treeSize": 2711,
      "rootHash": "9d72e20dc6d2914dd4835022d16aa482fdea5acdd2e2ef24dcaaeb7d60d04515",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T12:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2711\nnXLiDcbSkU3Ug1Ai0Wqkgv3qWs3S4u8k3KrrfWDQRRU=\n\n— s4rciv-checkpoint sHLQXhAt9hzwkdbeV/5IZ0QPsovq8ugUtUs9lKEdrZVU4c+qtuNqKvedkxqMpDLcFffD2oP2KC1vkfTIgkonT34sWwo=\n"
    },
    {
      "throughSeq": 2710,
      "treeSize": 2710,
      "rootHash": "f6c48c67285a35cca370bc70aa8e6e779c1251f485d7b7f564b6445c83a1e436",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T10:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2710\n9sSMZyhaNcyjcLxwqo5ud5wSUfSF17f1ZLZEXIOh5DY=\n\n— s4rciv-checkpoint sHLQXmY1md01TXilH99NkQhbOtDLKdzssavfwGxxmuiMiAjCnWSAnxycbOB2M5/qDDoYJ4y4S03GdYUtO4lHzNcWZwY=\n"
    },
    {
      "throughSeq": 2705,
      "treeSize": 2705,
      "rootHash": "aad86f9e1ce4d6d50a864496af2e3d75cd9558051f8f731485372da8fb3a7944",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2705\nqthvnhzk1tUKhkSWry49dc2VWAUfj3MUhTctqPs6eUQ=\n\n— s4rciv-checkpoint sHLQXrReb8k7n3Hz8epDk+e62HHiqEJB63VjjqIQDUuyPOb8C9f4P4ezqbFDRsqSVdMEHkUeuzmwEzZeCQZxPSg7OgI=\n"
    },
    {
      "throughSeq": 2695,
      "treeSize": 2695,
      "rootHash": "e8712b31351255fefb57764053ea1ee974f3b294855381d87840c5c21975c461",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2695\n6HErMTUSVf77V3ZAU+oe6XTzspSFU4HYeEDFwhl1xGE=\n\n— s4rciv-checkpoint sHLQXpMVTBSKMM983Fz9zrrR1f591eI+DBQ8NpouCCP4TGqJ8XshS4AwU2f/1iYeIWzGVX0ykhBJ4pY65nfNWQoDQgA=\n"
    },
    {
      "throughSeq": 2694,
      "treeSize": 2694,
      "rootHash": "e500d7ea57aafb7ca839ab62144f2da4565944d9677147c575cde27b8b638083",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T01:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2694\n5QDX6leq+3yoOatiFE8tpFZZRNlncUfFdc3ie4tjgIM=\n\n— s4rciv-checkpoint sHLQXpZl1vSoLGmfTvCfniEyEzaAjdPTIhz574ZTh7Mia25X0hIoNS5kzmfwya3HGLaLB/yYDnO3fB2E+FwuJ/z5yAw=\n"
    },
    {
      "throughSeq": 2690,
      "treeSize": 2690,
      "rootHash": "f9f3a50e98c99932cc32b751f6e983543c9f21427148fd5588b0e51dc4d60e4f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-26T00:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2690\n+fOlDpjJmTLMMrdR9umDVDyfIUJxSP1ViLDlHcTWDk8=\n\n— s4rciv-checkpoint sHLQXuxpclZhi3bIUPvqHm3lAAqu5ED1VQBem8ecCjge7465PwWZRXr5URqMUmcC5kRrwOexBlWx1C9Sg6azH9k5IAI=\n"
    },
    {
      "throughSeq": 2686,
      "treeSize": 2686,
      "rootHash": "9f1f49aa730421da8dea4fb1488d1adb6b1a830336a1dc45763b3cb2a1c912ae",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T23:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2686\nnx9JqnMEIdqN6k+xSI0a22sagwM2odxFdjs8sqHJEq4=\n\n— s4rciv-checkpoint sHLQXhLCFBLXYBr3iDxR+SIBVmjwzPhNW3LrpKgng72YXhDNRp5VOYdc0ZL5ENmRyi7Z3pDcUIGmZ+1r9CbKi5aq2QI=\n"
    },
    {
      "throughSeq": 2680,
      "treeSize": 2680,
      "rootHash": "db9dcf50a4872374a39f9674120b95d8e952644cd4abce35164a287306090a9a",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2680\n253PUKSHI3Sjn5Z0EguV2OlSZEzUq841FkoocwYJCpo=\n\n— s4rciv-checkpoint sHLQXtjLqT5DQFnR7C4uzfN1mTAP+2F4WBkxscqbbk34zfW+IvMnx0tgYJZcdWkhawbXRplb4mhy4qd9KUkC0XgHygg=\n"
    },
    {
      "throughSeq": 2666,
      "treeSize": 2666,
      "rootHash": "3be8af72caabbadcf785c4c5758d7def9c1054ce559323a6042af0da3d47866f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T21:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2666\nO+ivcsqrutz3hcTFdY1975wQVM5VkyOmBCrw2j1Hhm8=\n\n— s4rciv-checkpoint sHLQXuFgFeCA0KVEujv0qMJB0FcrbMBXxaGXxbBQcaIck44zWZ7KIN5BQeqK128kZvhtxDvyQpri3kq7g1U1DV4Mggc=\n"
    },
    {
      "throughSeq": 2643,
      "treeSize": 2643,
      "rootHash": "1d42cea9abd96339d0d291bb55842e8175cf2c30dc29467808fc264e152dcd71",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2643\nHULOqavZYznQ0pG7VYQugXXPLDDcKUZ4CPwmThUtzXE=\n\n— s4rciv-checkpoint sHLQXjF4guH5kRQWXB1v1AXk3jg8BB1SsbmwRFfWwOorIn4bAZ1CAlEsMQ2c4n4yCh7T6zmbDDBPbMTaP8qxVzr0JAY=\n"
    },
    {
      "throughSeq": 2631,
      "treeSize": 2631,
      "rootHash": "3c4a7fc0f9c2529d72f13eb700005ddc1a2f01d6699b0e64ad3970aa99f1c671",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T19:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2631\nPEp/wPnCUp1y8T63AABd3BovAdZpmw5krTlwqpnxxnE=\n\n— s4rciv-checkpoint sHLQXk3j35sQwJOoLXb5z6lv/fxSV5X+uzahisvytpJwkHcMOY72fl3FbU6rmsUdI88xDfMiH0wXpiFhWPqIk7cDiQI=\n"
    },
    {
      "throughSeq": 2613,
      "treeSize": 2613,
      "rootHash": "d131dd3dac2ab87f52dc81792fdd4d89e16c9f24f1861831e679db37ed7048ed",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T18:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2613\n0THdPawquH9S3IF5L91NieFsnyTxhhgx5nnbN+1wSO0=\n\n— s4rciv-checkpoint sHLQXhNbsJt/MPIIaU9wAv43JKR45vrAl5Lr6J8jQLLkjAfoo/sRbKAIdzsrlhwzWFau6C4a+28tQssy9gtEIUae6A0=\n"
    },
    {
      "throughSeq": 2603,
      "treeSize": 2603,
      "rootHash": "ed928c042c1468cc2415c92319f7864ea669dc9c54d0d44b3316b8aabff20a16",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T17:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2603\n7ZKMBCwUaMwkFckjGfeGTqZp3JxU0NRLMxa4qr/yChY=\n\n— s4rciv-checkpoint sHLQXhFbib4cUrUk2Kq2p80k2KgDFk2yptOlyS+a2C1dBLTrk7gsAFB4CYJDYluo0gkKOveuNDicgR+qopsekdaj/QU=\n"
    },
    {
      "throughSeq": 2600,
      "treeSize": 2600,
      "rootHash": "d8537b022e5ee6ea09961c4f415e25c1f0ba9c1afebc0d7fa5b5b3cab0e3c52f",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T16:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2600\n2FN7Ai5e5uoJlhxPQV4lwfC6nBr+vA1/pbWzyrDjxS8=\n\n— s4rciv-checkpoint sHLQXlli7Y/M3epaiicqdqFPn/gVSRikgtSw8EGl829kM0xFNxHcFL90J1XIkUA5jz7J+JI0REuozzvWuvjYtNUjPQs=\n"
    },
    {
      "throughSeq": 2591,
      "treeSize": 2591,
      "rootHash": "4e19a7098b616fec682c70a561d5aa472858cc64c1368d22152c9f91c204a1ae",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-25T02:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2591\nThmnCYthb+xoLHClYdWqRyhYzGTBNo0iFSyfkcIEoa4=\n\n— s4rciv-checkpoint sHLQXjEhaSXCvj4WfakemcddPA5eqJ7zmUyhnToRY4RqIllLRfk/wT0k8Sqc2DGaovKz1PQa+9qUFuhBelffnOmWAAQ=\n"
    },
    {
      "throughSeq": 2590,
      "treeSize": 2590,
      "rootHash": "8cb6688e87ab0348cd1faa31f45b76d259a020dcab6a9db11823665212f58775",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-24T09:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2590\njLZojoerA0jNH6ox9Ft20lmgINyrap2xGCNmUhL1h3U=\n\n— s4rciv-checkpoint sHLQXsXh19RVzRZj7n63gNPbktbE2EHchSwWKZks7bY/rZ79DyCOjhEF2bdRSdyeter5zE0GACAcHUZiVt/iPFVOLA8=\n"
    },
    {
      "throughSeq": 2568,
      "treeSize": 2568,
      "rootHash": "ac8e6b93e4fc58f5ea75f3e76d7f612708a42919d30e7bbd741ec054a0f980e7",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-24T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2568\nrI5rk+T8WPXqdfPnbX9hJwikKRnTDnu9dB7AVKD5gOc=\n\n— s4rciv-checkpoint sHLQXiD4oluQATd8iB1GDEUhPry4plHr5xjCj0/WER3BEpEvgYi3HJr5C+9rtJhP0SPSy4OpSUju1CDF5RKgQh3ViAw=\n"
    },
    {
      "throughSeq": 2562,
      "treeSize": 2562,
      "rootHash": "da65341c6e4a0caffab16971a5f83bc6d24994ec38b5fcecb6814fdd3778b3dc",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-23T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2562\n2mU0HG5KDK/6sWlxpfg7xtJJlOw4tfzstoFP3Td4s9w=\n\n— s4rciv-checkpoint sHLQXocFt9MBeybxRxIsM7mIYY7IIYSs+iZhn4aCZeXymOcXf+hJMRJNIPwO9KjblnzFXCTlkXCBehZvjAbMeDGhows=\n"
    },
    {
      "throughSeq": 2555,
      "treeSize": 2555,
      "rootHash": "87493f9ca8157c8980a9f08eb05210769084e43086ceb515efbce00be026cce6",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-23T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2555\nh0k/nKgVfImAqfCOsFIQdpCE5DCGzrUV77zgC+AmzOY=\n\n— s4rciv-checkpoint sHLQXozivoO7jL5KQnPLv4F53aXfFZsrXwKplNo2p4yoj8zL683htuN7a2jdGw68S1aj9y4qzzJaNju/bhXTeGBaTwE=\n"
    },
    {
      "throughSeq": 2553,
      "treeSize": 2553,
      "rootHash": "b9b5d4c7672ee0b13cd74ba8e0357195bb4e9525c280272e62e258a890ff2820",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-22T21:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2553\nubXUx2cu4LE810uo4DVxlbtOlSXCgCcuYuJYqJD/KCA=\n\n— s4rciv-checkpoint sHLQXu25AKU3+qiEDhu4iAKXrNOawFjYl4U0qZCnacX15hciuLFk/Fk7XY1NFDIbS8I8sn1378dlUueSrYaX7BXZWwQ=\n"
    },
    {
      "throughSeq": 2550,
      "treeSize": 2550,
      "rootHash": "9e079028529830de6a4e32e1ede717bfea9356096de50e705c6c3f701cd8900c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-22T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2550\nngeQKFKYMN5qTjLh7ecXv+qTVglt5Q5wXGw/cBzYkAw=\n\n— s4rciv-checkpoint sHLQXuJsPLvysyAle/QauiqanK1qMBxkEWM5l2W3Bl9CVEftkFPLPkUp3DJX7sca4WbnPm9ocn7lvY2eBvrYlHp1ogc=\n"
    },
    {
      "throughSeq": 2549,
      "treeSize": 2549,
      "rootHash": "2d83a4ea5a2993d4c23242a1c65fe74e4aa681a70b23d6880a94be26fe40d7d3",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-22T19:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2549\nLYOk6lopk9TCMkKhxl/nTkqmgacLI9aICpS+Jv5A19M=\n\n— s4rciv-checkpoint sHLQXjfPor2WbggCSrj4GEt8HeYBbCZmBtbsgtnG9tNPzOBlIp9Jmaoj8sX5nNphPqyKv/xuz0nm1Xsn0JUhgOxOGwY=\n"
    },
    {
      "throughSeq": 2547,
      "treeSize": 2547,
      "rootHash": "a3ebb1eb09152006c1cc720e52ec444dfb18b20ef12157c43bbfb2efa13ea22c",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-22T18:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2547\no+ux6wkVIAbBzHIOUuxETfsYsg7xIVfEO7+y76E+oiw=\n\n— s4rciv-checkpoint sHLQXoMBwU/2H0zIfQKWVmZS8YbHhu/zNwEhtNCglESPrz1BRVQDodMw7A+PyvebqPWP5k1QlMgjqRuNtt/3R66GnwM=\n"
    },
    {
      "throughSeq": 2543,
      "treeSize": 2543,
      "rootHash": "979cc60e0b54f468994a3c29503cb9e6757b3ef966fe221e68eb451ab6b54370",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-22T17:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2543\nl5zGDgtU9GiZSjwpUDy55nV7Pvlm/iIeaOtFGra1Q3A=\n\n— s4rciv-checkpoint sHLQXmrpRG9ZvGafwifj/8uP1I/Ch4jf8gAh8faCA7DbxHsC0uRqFlZQ7cd7nNremYqXuOKOTieS4DoAF6lIFUmKvw8=\n"
    },
    {
      "throughSeq": 2540,
      "treeSize": 2540,
      "rootHash": "2c1896fc64132c02a82fbed0a6cb08f0b4bb106ba459e8553c64247828319a02",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-20T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2540\nLBiW/GQTLAKoL77QpssI8LS7EGukWehVPGQkeCgxmgI=\n\n— s4rciv-checkpoint sHLQXmRBGhYIpR6TKuF1536l0kAstbbMVJV1RArDSyTlNIALPdQja+hAZBJe1Fv82IKTdNp5DbGBOacRMa/VKkOq+QU=\n"
    },
    {
      "throughSeq": 2534,
      "treeSize": 2534,
      "rootHash": "ff70578181d9916c998bfe4efce3ca4f338b3c79280c098798eeda07080323dc",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-20T05:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2534\n/3BXgYHZkWyZi/5O/OPKTzOLPHkoDAmHmO7aBwgDI9w=\n\n— s4rciv-checkpoint sHLQXpTgOaO/QtlF6HGKZWQ7r9pyttC8SaNUHvRSHmvdISSLYVBqWFi0lv3HjUpubSFi4hemumsr6AgT0xb3T/krpwY=\n"
    },
    {
      "throughSeq": 2533,
      "treeSize": 2533,
      "rootHash": "d22a3831283d67f2a4d57567172281db948a0076a1f079e0c3c0bc7ee31c5aa1",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-20T04:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2533\n0io4MSg9Z/Kk1XVnFyKB25SKAHah8Hngw8C8fuMcWqE=\n\n— s4rciv-checkpoint sHLQXu9SR7rLmSSrgGXvmPc9r4fk//Yd6/6seCCY3rKwfm/r7mVqq9xhCIJbgOzXqekfOk9Flficns1FZTGdN5aUWQE=\n"
    },
    {
      "throughSeq": 2532,
      "treeSize": 2532,
      "rootHash": "3136fe93bf16bf0c9c0a145c3f7ab28eaf2aea85bdc484804622d7e8f3f6e0a0",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-20T03:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2532\nMTb+k78WvwycChRcP3qyjq8q6oW9xISARiLX6PP24KA=\n\n— s4rciv-checkpoint sHLQXv/yl9RyrDD25GnhTxTLR6zzjGnhODDW6pkeX4UvyEg7SU5/L7RyRuWaCHgNnUtM1gwK6kZZtp5X/Pih5Xvrdw8=\n"
    },
    {
      "throughSeq": 2527,
      "treeSize": 2527,
      "rootHash": "9adb332f9cbf9d74460eeaeb85bef584f268dc48f2604aa68e0623914b21d965",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-20T02:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2527\nmtszL5y/nXRGDurrhb71hPJo3EjyYEqmjgYjkUsh2WU=\n\n— s4rciv-checkpoint sHLQXtJtYJjzJXsX5EWw2JkXezItYLPf/gyK9fwvTqga4+MCkY+2rAUqYar4BWZ3oMz8J4TJxQVLgCbEJYvWosB5lgo=\n"
    },
    {
      "throughSeq": 2523,
      "treeSize": 2523,
      "rootHash": "3b6aea10a9bfac5a7459aa2120be0756dc6f28f67c4d3b4a73c4000d092de6f4",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-19T22:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2523\nO2rqEKm/rFp0WaohIL4HVtxvKPZ8TTtKc8QADQkt5vQ=\n\n— s4rciv-checkpoint sHLQXr/Ae/v6WihS3QvseHOpPAx1I2lwCxDIzXAYwgE/U9LmjFZe3GNxLGZujZ2VdecTt4o/KMCWOPjNVsaNsRof+Qg=\n"
    },
    {
      "throughSeq": 2521,
      "treeSize": 2521,
      "rootHash": "6e185ce3b346724e9d10b5bbf4700fb2e207ec1e788806df107d5a310af8300b",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-19T21:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2521\nbhhc47NGck6dELW79HAPsuIH7B54iAbfEH1aMQr4MAs=\n\n— s4rciv-checkpoint sHLQXoIjErOJMf+6DH8xvcn39rgsMoAVgZLkBQi65FKfU9Z2aOTxbIMsdWt6AiqzS1+NEqhGtekuArQ1z2K4UHroDgc=\n"
    },
    {
      "throughSeq": 2520,
      "treeSize": 2520,
      "rootHash": "7bd4459dc6011158629642ec563d270a806868d79e4a196056c779bfa0224273",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-19T20:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2520\ne9RFncYBEVhilkLsVj0nCoBoaNeeShlgVsd5v6AiQnM=\n\n— s4rciv-checkpoint sHLQXtoBsIRKNxod+l2F3vouK1VqM+JQKTYmsDh1CipojppgnJnM5rtOMigpnM1tp4Q9dtZAit9hDQ7avVse9Xy1YwE=\n"
    },
    {
      "throughSeq": 2519,
      "treeSize": 2519,
      "rootHash": "b8abc3d406022dff8befef5d921aa51db219602830a0c22523f5c12e3ca1d14b",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-19T06:00:01Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2519\nuKvD1AYCLf+L7+9dkhqlHbIZYCgwoMIlI/XBLjyh0Us=\n\n— s4rciv-checkpoint sHLQXkMPZH/xorE8whHlBnAdBuGYVClr6/VjyUoABbiS8flkSPicMzR58bwB3tlgMzmWuWfmeW9hAIdOa27GgYrE9Qk=\n"
    },
    {
      "throughSeq": 2512,
      "treeSize": 2512,
      "rootHash": "d0f8a8d3c20013acf8eb84568b581e1897f99fc0a129b6f113b3f9aa8418d614",
      "algVersion": "proto-linked-v1",
      "signerKeyId": "s4rciv-checkpoint",
      "recordedAt": "2026-06-19T02:00:02Z",
      "signedNote": "s4rciv.org/observation/proto-linked-v1\n2512\n0Pio08IAE6z464RWi1geGJf5n8ChKbbxE7P5qoQY1hQ=\n\n— s4rciv-checkpoint sHLQXsJIXjwh1GjtRc5P75aLz82nrDR0NpvvJq0CiFsOfblH4rIP94/AeDqGqY0tzowg9oxGXRE3cQEunrnjiWONBQE=\n"
    }
  ]
}