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 0xb1fe95fd207d4aadb8a75df218ccc32debab13a1c62ddcebaac3a47610ce8fef. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f58142df-27b9-4773-a84a-9a495ebed7d5.json and https://artists.proofprofile.net/proofs/artist/f58142df-27b9-4773-a84a-9a495ebed7d5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Cortège de Pulcinella (Petite marche Humoristique)
Tema di marcia trionfale per l'eroica armata italiana di Tripoli
Les deux serenades: No. 1. Serenade francaise (arr. for piano)
Les deux serenades: No. 2. Serenade napolitaine (arr. for piano)