{
  "height": 89,
  "block_hash": "036efb712626a7de2a4e0db28bc3b99cbceb813240dad631969f8522df55166d",
  "header": {
    "v": 1,
    "height": 89,
    "prev_hash": "4cb374fc5305492f62236d1a9e647bf57e7f8aba7f5d523f758d61fb1a3214b2",
    "merkle_root": "74c5e0186998ee691e7ea32240ef40bb934451473e0382fdcbc83d514febc2eb",
    "first_seq": 193,
    "last_seq": 193,
    "entry_count": 1,
    "at": "2026-11-07T02:45:45.328Z",
    "key_id": "key_a521921c2ba20669"
  },
  "signed_bytes": "{\"at\":\"2026-11-07T02:45:45.328Z\",\"entry_count\":1,\"first_seq\":193,\"height\":89,\"key_id\":\"key_a521921c2ba20669\",\"last_seq\":193,\"merkle_root\":\"74c5e0186998ee691e7ea32240ef40bb934451473e0382fdcbc83d514febc2eb\",\"prev_hash\":\"4cb374fc5305492f62236d1a9e647bf57e7f8aba7f5d523f758d61fb1a3214b2\",\"v\":1}",
  "count": 0,
  "domains": 0,
  "distinct": 0,
  "cosignatures": [],
  "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."
}