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 0x4d1289ff5783ab55aa965e4674b601b40464c8470d2bf2084441c91f063b990b. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c3f0ab6e-59d2-4e8a-a974-9a5aa2bf5b35.json and https://artists.proofprofile.net/proofs/artist/c3f0ab6e-59d2-4e8a-a974-9a5aa2bf5b35.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
15 Éxitos de Mariano Mercerón (Versiones Originales)
Las 100 Grandes Que Debes Bailar Antes del Fin del Mundo
Los Grandes Éxitos de las Décadas 40's - 50's, Vol. 3
Enlaces Pablo Beltrán Ruíz y Mariano Mercerón