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 0xc10e13dc535b7d94a94ebbde375f9974093904005cd76ab259b36b889667280a. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b4ca43d3-16b3-4133-a795-0eb1c0ec8350.json and https://artists.proofprofile.net/proofs/artist/b4ca43d3-16b3-4133-a795-0eb1c0ec8350.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Pourquoi êtes-vous si triste - Acoustique
Les aventures du jeune Voltaire (Bande originale de la série)
Lost and Found (Original Motion Picture Soundtrack)
Benjamin - Acoustique / Concert de poche
Chansons d'aujourd'hui pour les petits et les grands aussi !, vol. 1
On en a marre de Noël (with Oldelaf & Jean-Pierre Marielle)
Une mandarine et deux papillotes (with Jean-Pierre Marielle)
Le bonhomme de neige (with Florent Marchet)
Le monsieur qui dort dehors (with Pauline Croze)
Si c'était les marmots - Nouvelle version
J'ai trouvé un journal dans le hall de l'aéroport