{
  "height": 20,
  "block_hash": "54864523a5aec2dbc8927008def58b6fbeba4bd222f564f24f5e6687ee3a735f",
  "header": {
    "v": 1,
    "height": 20,
    "prev_hash": "5de41f7e9becddd0ca9af3e2c9f70630c3962415cf83f6fe30966bc151b7227d",
    "merkle_root": "e3ebb83993e594a13ca5de7dd35e5b236e015671075ae1b497442376c4451afd",
    "first_seq": 85,
    "last_seq": 85,
    "entry_count": 1,
    "at": "2026-11-06T23:44:30.420Z",
    "key_id": "key_a521921c2ba20669"
  },
  "signed_bytes": "{\"at\":\"2026-11-06T23:44:30.420Z\",\"entry_count\":1,\"first_seq\":85,\"height\":20,\"key_id\":\"key_a521921c2ba20669\",\"last_seq\":85,\"merkle_root\":\"e3ebb83993e594a13ca5de7dd35e5b236e015671075ae1b497442376c4451afd\",\"prev_hash\":\"5de41f7e9becddd0ca9af3e2c9f70630c3962415cf83f6fe30966bc151b7227d\",\"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."
}