{
 "closed": {
  "anchored_digest": "sha256:5706bf3a748d4a80688c668893c0193206d145f836f06612974acc48e4975480",
  "block_height": 971986,
  "block_time": "2026-10-18T11:33:38Z",
  "kind": "ots",
  "proof_ref": "https://croviatrust.com/registry/data/tacet/ots/689.ots",
  "status": "bitcoin"
 },
 "epoch": 689,
 "epoch_end": "2026-10-18T12:00:00Z",
 "epoch_start": "2026-10-18T11:00:00Z",
 "map_id": "urn:crovia:tacet:map:disclosure",
 "opened": {
  "chain_hash": "8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce",
  "kind": "drand",
  "randomness": "6aaabf9e44cca890f366d76d539e8fea0df93d8d6294f1467eac3455b5795f40",
  "round": 6563006,
  "signature": "948413c2ef2ff38e1ba9b32ba3a0b29cd9690dbbc2090c8b44f0519a40932e99e3bbd5a0ddc008a718f4e7d9fba96da4056d6d8cc06c98182ddadf6c7930744a2ce55ef251a42f91be8d9db7149f8ff143ac9e6d17784181d1007cb758da03c5"
 },
 "operator": {
  "id": "urn:crovia:tacet:operator:crovia-trust",
  "pubkey": {
   "alg": "ed25519",
   "key_hex": "28d7faeb726187b05dec60bc744f8b055c719ba294815050e8b6831da5889712"
  }
 },
 "prev_sheet_hash": "sha256:a29dce6415aedfdbd7243d7af5a0a1738c1dd2db55685833569694ea18875180",
 "root": "sha256:35efc25e779ffdbfc08ff3ca29b85f5c0fd675083c96d7e78ebf496ad132d07c",
 "sheet_version": "crovia.tacet.epoch.v1",
 "signature": {
  "alg": "ed25519",
  "domain": "TACET-EPOCH-v1",
  "sig_hex": "67deb7c99687b278bcad10dfcd32e33b30c7e53ed367fc908a0996e90e785788cc53a27e5755893bffb10713e7f4bb4cd828e9a205d8e5c2d3ecc6b91650370f"
 },
 "size": 2994,
 "snapshots_root": "sha256:3543e5b98d6774906d887f908611e46deb73452276895e9624fe1cd68eacbbe2"
}