Stace is a surname and a given name, the latter sometimes as a diminutive of Stacy or Stacey. Notable people with the name include: Surname Aileen Stace (1895–1977), New Zealand craftswoman Arthur
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55fc545c5261ee055f9c34b91f83c97ba47911ee04f80c418e1ff6fa13847099. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/887cdbae-b123-4d79-a504-f286ada002c6.json and https://artists.proofprofile.net/proofs/artist/887cdbae-b123-4d79-a504-f286ada002c6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).