{
  "height": 139,
  "block_hash": "b638309b5396104b73eeffad89fca54d83e9d03409135c70b0fc497b0130e76f",
  "header": {
    "v": 1,
    "height": 139,
    "prev_hash": "10cf500f9ed2cc4af6d5bab02b10e8b5ebedbfaf61fa60910d8035915c8dc39c",
    "merkle_root": "df1c8efd6ae860571f916023f250d9ca0b7c99c3990b3d7acc18aef4378d6c17",
    "first_seq": 149,
    "last_seq": 150,
    "entry_count": 2,
    "at": "2026-10-25T01:11:18.311Z",
    "key_id": "key_41eb7b6d1b11968a"
  },
  "signed_bytes": "{\"at\":\"2026-10-25T01:11:18.311Z\",\"entry_count\":2,\"first_seq\":149,\"height\":139,\"key_id\":\"key_41eb7b6d1b11968a\",\"last_seq\":150,\"merkle_root\":\"df1c8efd6ae860571f916023f250d9ca0b7c99c3990b3d7acc18aef4378d6c17\",\"prev_hash\":\"10cf500f9ed2cc4af6d5bab02b10e8b5ebedbfaf61fa60910d8035915c8dc39c\",\"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."
}