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 0x3be86c744c67d03e5320679540352188012e27171bb44cbf4f675eca967bfb3f. Chain 2 (Bitcoin): anchored in block 953654 (2026-06-14T16:26:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/49c36c06-98b4-43e0-acf4-0c1243bb8075.json and https://artists.proofprofile.net/proofs/artist/49c36c06-98b4-43e0-acf4-0c1243bb8075.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Medley 20 Años (La Cartera / El Paso Encarnacion / Tu Nombre Me Sabe a Yerba)
Medley Raulin Rosendo (Barranquillero, La Guayaba, Rebelion)
Lalo Rodríguez Con Machito Y Su Orquesta