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 0x15a4fd8dc5a1f300f0ae2d96a781cb78c434d151cd33b4d5b87f183c2476a008. 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/214bb067-d0e1-4ace-b624-50ca5587e750.json and https://artists.proofprofile.net/proofs/artist/214bb067-d0e1-4ace-b624-50ca5587e750.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Bedtime With The Beatles - Instrumental Versions Of Classic Beatles Songs
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