Elsy is a name. Notable people with this name include: Given name Elsy Steinberg, birth name of Elaine Stewart (1930–2011), American actress and model Elsy Borders (1905–1971), English activist El
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 0x262bb08887110cb7c470d7fc2bd19527732a2fbfe8e6f0c0841e883bac55a2ec. Chain 2 (Bitcoin): anchored in block 953605 (2026-06-14T07:39:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/10c1df5a-49ff-40d8-a9dc-fc469b24d3ad.json and https://artists.proofprofile.net/proofs/artist/10c1df5a-49ff-40d8-a9dc-fc469b24d3ad.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).