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 0x02176e0627b54a8c68c02202118240ce3823e87f65f6b7d1ab90c02153847e56. 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/6937b5f0-c86b-4d36-9f03-93380832ff6f.json and https://artists.proofprofile.net/proofs/artist/6937b5f0-c86b-4d36-9f03-93380832ff6f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Ay Marianela - Hasta El Final - La Niña De Mis Sueños
Corazon Desamorado / Llora Llora / Saca la Mano Antonio
Ay Marianela / Hasta El Final / La Niña De Mis Sueños
Cuecas – En memoria de Nelson Ñanculef Manquepán