{
  "height": 40,
  "block_hash": "af863bd8b4d2e5dbdc11197faed3cdf6ae8054aaa847dc03ed8b1bfcc0845cd6",
  "header": {
    "v": 1,
    "height": 40,
    "prev_hash": "9269f3edc17607a4b49b3a433a5c6a5ca0f1c8b4215e2137f93e3c8729304a99",
    "merkle_root": "dc6ecc87c880f6f4968c3e5d3f9c9af2ee1a9dd9423926b82c9723cc2e8b5d46",
    "first_seq": 42,
    "last_seq": 42,
    "entry_count": 1,
    "at": "2026-10-24T16:46:48.215Z",
    "key_id": "key_41eb7b6d1b11968a"
  },
  "signed_bytes": "{\"at\":\"2026-10-24T16:46:48.215Z\",\"entry_count\":1,\"first_seq\":42,\"height\":40,\"key_id\":\"key_41eb7b6d1b11968a\",\"last_seq\":42,\"merkle_root\":\"dc6ecc87c880f6f4968c3e5d3f9c9af2ee1a9dd9423926b82c9723cc2e8b5d46\",\"prev_hash\":\"9269f3edc17607a4b49b3a433a5c6a5ca0f1c8b4215e2137f93e3c8729304a99\",\"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."
}