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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4578901e72f9be933545832260363c0316efa0f222c420a6fafa3e518d4b3b49. Chain 2 (Bitcoin): anchored in block 954500 (2026-06-20T04:47:29Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9c99a027-46cc-45c8-9ff2-ba1336d3553e.json and https://artists.proofprofile.net/proofs/artist/9c99a027-46cc-45c8-9ff2-ba1336d3553e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Feliz Navidad 2012 - 30 Canciones Clasicas Navidenas
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