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 0x4e33acd789632bb5552aa779a1870fa5773d7977ccf166f7882926a143d1e4fd. Chain 2 (Bitcoin): anchored in block 953710 (2026-06-14T23:32:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7e323d1d-ae45-454b-987d-2502361b1e7a.json and https://artists.proofprofile.net/proofs/artist/7e323d1d-ae45-454b-987d-2502361b1e7a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Goal of the Dead (Original Motion Picture Soundtrack)
Guyane (Original Soundtrack from the TV Series - Season Two)
Zone blanche, S.2 (Bande originale de la série)
Le roi des ombres (Soundtrack from the Netflix Film)
Le roi des ombres - Extrait de la BO 'Le roi des ombres'
Les Sentinelles (Bande originale de la série)
Le jour de ma mort (Bande originale du film)