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 0x7678d2bb07dab2f320fb3f476ce6bbad0344ef423e55e52aad2c60a0bbb1e859. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e57c36dd-bd31-4bd0-81fe-575592513940.json and https://artists.proofprofile.net/proofs/artist/e57c36dd-bd31-4bd0-81fe-575592513940.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Le tiroir - Live Studio Piccolo Montréal
Si tu veux - Live Studio Piccolo Montréal
Plus qu'au monde (pour ma femme) - Live Studio Piccolo Montréal
Mélancolie en do mineur - Live Studio Piccolo Montréal
Elle me parle encore de toi - Live Studio Piccolo Montréal
It's Beginning to Look a Lot Like Christmas