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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf44830d150b8abf1cdd7fe931630e98bda10dba91cc18ffb94b8704b913b93c7. Chain 2 (Bitcoin): anchored in block 954014 (2026-06-16T22:46:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2f9912f1-d82e-4142-83f2-ecc57347bf14.json and https://artists.proofprofile.net/proofs/artist/2f9912f1-d82e-4142-83f2-ecc57347bf14.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Concertino sur des Thèmes de Macbeth de Verdi, Scena Del Somnanbulismo
April Orchestra Présente Suites Baroques et Arabesques
Tele Music: 30 Classics French Music Library, Vol. 1
Berlioz: L'enfance du Christ, Op. 25, H 130, Pt. 3 "L'arrivée à Saïs": Trio des enfants ismaélites pour deux flûtes et harpe
Berlioz: L'enfance du Christ, Op. 25, H 130
Divertimento - Jazz pour 3 Flûtes et Flûte Alto
Beautiful Flautists - Eloquent Music-Making
Poulenc, Milhaud, Auric, Mower and others, Original works for piccolo and piano