{
  "height": 19,
  "block_hash": "5de41f7e9becddd0ca9af3e2c9f70630c3962415cf83f6fe30966bc151b7227d",
  "header": {
    "v": 1,
    "height": 19,
    "prev_hash": "a923ee75eef62aa9b2035884401378d0411106b03678fed83dc26e5284b7ad6d",
    "merkle_root": "003fc94d3fbbe49d3e46b888ebe95ab434190f2971b1611d8e92f2e4db1cd5ea",
    "first_seq": 83,
    "last_seq": 84,
    "entry_count": 2,
    "at": "2026-11-06T23:43:33.701Z",
    "key_id": "key_a521921c2ba20669"
  },
  "signed_bytes": "{\"at\":\"2026-11-06T23:43:33.701Z\",\"entry_count\":2,\"first_seq\":83,\"height\":19,\"key_id\":\"key_a521921c2ba20669\",\"last_seq\":84,\"merkle_root\":\"003fc94d3fbbe49d3e46b888ebe95ab434190f2971b1611d8e92f2e4db1cd5ea\",\"prev_hash\":\"a923ee75eef62aa9b2035884401378d0411106b03678fed83dc26e5284b7ad6d\",\"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."
}