{
  "height": 78,
  "block_hash": "77e2c501c67098511d57d53cf6593e9e1e7c6004e136f370b7b05ddd98408f8d",
  "header": {
    "v": 1,
    "height": 78,
    "prev_hash": "ecf7c240b9edfc8f546f3da1cbc20d957b0fcf4e5242f030066277fdde340043",
    "merkle_root": "98c087f69b4b2fedf3e384592380b6db7012bb16ea4d78fd1c5ef38c5376ffe1",
    "first_seq": 175,
    "last_seq": 176,
    "entry_count": 2,
    "at": "2026-11-07T02:19:15.265Z",
    "key_id": "key_a521921c2ba20669"
  },
  "signed_bytes": "{\"at\":\"2026-11-07T02:19:15.265Z\",\"entry_count\":2,\"first_seq\":175,\"height\":78,\"key_id\":\"key_a521921c2ba20669\",\"last_seq\":176,\"merkle_root\":\"98c087f69b4b2fedf3e384592380b6db7012bb16ea4d78fd1c5ef38c5376ffe1\",\"prev_hash\":\"ecf7c240b9edfc8f546f3da1cbc20d957b0fcf4e5242f030066277fdde340043\",\"v\":1}",
  "count": 1,
  "domains": 1,
  "distinct": 1,
  "cosignatures": [
    {
      "label": "W-001",
      "key_fingerprint": "77b542fc",
      "relationship": "affiliated",
      "public_key_pem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAnJnfTc5OB9AM75nfNzHGtIt1GnTRB0nY5FbWNwl43Q0=\n-----END PUBLIC KEY-----\n",
      "signature": "XW32me2+7lMrGXeJy/yK078ksOLOtvZl+nNROgHQ/SgJ9+W7hOcr71Nr99NWopaHpChNCKSPUiDnCZX6Skz9Cg==",
      "at": "2026-11-07T02:20:45.106Z"
    }
  ],
  "how_to_verify": "Each signature is Ed25519 over signed_bytes (canonical(header)), checked with the public_key_pem carried in its cosignature record. Witnesses are labelled by registration order (W-001, W-002, ...); public read models never carry a witness's domain or full key id."
}