1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c22853ae64b62046bf73861a5e23d0dc45ef1947d03ce0f7524271859c2f1a8. Chain 2 (Bitcoin): anchored in block 953633 (2026-06-14T12:47:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3547be39-0244-4eec-b8a1-60606887eabf.json and https://artists.proofprofile.net/proofs/artist/3547be39-0244-4eec-b8a1-60606887eabf.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Com Bruxa Nao Se Mexe - Dr Parnassus Remix
Coffee & Flowers - Nicolas Giordano Remix