Stephen LaTreal McNair (February 14, 1973 – July 4, 2009),Steve McNair Found Dead . WTVF, July 4, 2009. Retrieved July 4, 2009. nicknamed "Air McNair", was an American professional football quarter
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 0xda2b9dec9274ce35bec2c99729e35258cd055268a81a387e980caea08ffc23a8. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d253e579-7b52-44ce-888f-e9a3f9f678c1.json and https://artists.proofprofile.net/proofs/artist/d253e579-7b52-44ce-888f-e9a3f9f678c1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).