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 0x3a9722c4878432575d9c356e9a35b5a439dc7841d2ee038cb44a423da588a4e9. 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/ab172d37-e2d8-4b98-8f33-2d4100815995.json and https://artists.proofprofile.net/proofs/artist/ab172d37-e2d8-4b98-8f33-2d4100815995.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Obertura Y Popurri De Sones (feat. Mariachi Sol De Mexico, Los Camperos & Vargas De Tecalitlan)
Mucho Corazon (feat. Mariachi Reyna De Los Angeles)
El Gustito (feat. Mariachi Los Camperos)
México Lindo Y Querido & Cuando México Canta
It's the Most Wonderful Time of the Year
It's Beginning to Look a Lot Like Christmas