Tigrane Kazazian (; born April 9, 1987) is a French-Armenian composer, oud player and multi-instrumentalist. He plays avant-garde, folk, and world music-inspired original compositions. Biography Ti
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 0xa9d178aa491f301fd2d71215de71580213388aa4bbf629cb713f3ef556321b4f. Chain 2 (Bitcoin): anchored in block 954031 (2026-06-17T01:43:23Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3a62f2bb-a608-4a8a-806e-29379506da6a.json and https://artists.proofprofile.net/proofs/artist/3a62f2bb-a608-4a8a-806e-29379506da6a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).