{
  "height": 61,
  "block_hash": "bb7edad7238c4b4536f3e8e642dfb44c0e231d75fb032a454899ee1c1ce5cb49",
  "header": {
    "v": 1,
    "height": 61,
    "prev_hash": "290ad3de1a469069af4c0556708b5eeb2605fb89b2c2a3ae2950f406ab8bbb26",
    "merkle_root": "021a1a1275c8f88c0742b94d0ebb7e44ab5bc59bcbd48529aeeec8b3d7551da3",
    "first_seq": 150,
    "last_seq": 151,
    "entry_count": 2,
    "at": "2026-11-07T01:39:15.145Z",
    "key_id": "key_a521921c2ba20669"
  },
  "signed_bytes": "{\"at\":\"2026-11-07T01:39:15.145Z\",\"entry_count\":2,\"first_seq\":150,\"height\":61,\"key_id\":\"key_a521921c2ba20669\",\"last_seq\":151,\"merkle_root\":\"021a1a1275c8f88c0742b94d0ebb7e44ab5bc59bcbd48529aeeec8b3d7551da3\",\"prev_hash\":\"290ad3de1a469069af4c0556708b5eeb2605fb89b2c2a3ae2950f406ab8bbb26\",\"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": "pFOe5wtCD1uko2Zvtvdo7DVY9OpkIdN7a2P3QbmlrGvDzRo38XkXiwD09F7g6AbqR+k4kWiqnRKEdu0lYwnlBw==",
      "at": "2026-11-07T01:40:03.938Z"
    }
  ],
  "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."
}