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 0xaf3ba3222058520954ca7f23478ae58142a2076c55fa18d67daba20e6c38c0ca. 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/f996fdcf-5524-4370-b9ee-73d1a2aa65fd.json and https://artists.proofprofile.net/proofs/artist/f996fdcf-5524-4370-b9ee-73d1a2aa65fd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
La Sangre en la Ciudad - Maqueta Piano Casio
Huyendo de la Tempestad - Maqueta Piano Casio
Aunque Me Falle Tu Querer - Hotel Miramar
Aunque Me Falle Tu Querer (Hotel Miramar)