{
 "closed": {
  "anchored_digest": "sha256:25c4c401f342f2f8587da538d36e6be8d6abb5c7344211d111f5087b9939af6e",
  "block_height": 971591,
  "block_time": "2026-10-15T15:21:06Z",
  "kind": "ots",
  "proof_ref": "https://croviatrust.com/registry/data/tacet/ots/621.ots",
  "status": "bitcoin"
 },
 "epoch": 621,
 "epoch_end": "2026-10-15T16:00:00Z",
 "epoch_start": "2026-10-15T15:00:00Z",
 "map_id": "urn:crovia:tacet:map:disclosure",
 "opened": {
  "chain_hash": "8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce",
  "kind": "drand",
  "randomness": "60e7312181424f00916d42b1858fc42ba1e69fdabf4240b2b6263fece1568e0e",
  "round": 6554846,
  "signature": "b86a21cdef8d77ad1031ffd5e5825b6fae4095be0ce37243ef1ff5c9df94c378948672ee7660c056e396886d88b052e618e2f47b53a4005c88ed7e212f6a717bb91fa3101ac888ac90a8f6e97504754751043c78d134dbfd960fe05170c67717"
 },
 "operator": {
  "id": "urn:crovia:tacet:operator:crovia-trust",
  "pubkey": {
   "alg": "ed25519",
   "key_hex": "28d7faeb726187b05dec60bc744f8b055c719ba294815050e8b6831da5889712"
  }
 },
 "prev_sheet_hash": "sha256:48be62ccecf621ed12dcc8e47e06e1bc8039dbe24a831f79caaf6fe45c15cad5",
 "root": "sha256:35efc25e779ffdbfc08ff3ca29b85f5c0fd675083c96d7e78ebf496ad132d07c",
 "sheet_version": "crovia.tacet.epoch.v1",
 "signature": {
  "alg": "ed25519",
  "domain": "TACET-EPOCH-v1",
  "sig_hex": "73bdcbf834ca0a5f55bbbfac32767dedb8496294009a09fe4953d94f04df2d00f212dce7e87f2c7a70541db93b1b2f3d1394039e6d1ffae2535e599e6db2370e"
 },
 "size": 2994,
 "snapshots_root": "sha256:38866fc770f51db8a5992e59e9ee4f738ee009540bdf63ee378273001cf294f2"
}