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 0xdf16ffd325f2fccc3bc6bfb5b6235f6643b7df9c2369a3534a12320a142783fc. 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/9c4b756f-6a21-40e0-9500-7526776fa24c.json and https://artists.proofprofile.net/proofs/artist/9c4b756f-6a21-40e0-9500-7526776fa24c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Violence - Newham Generals Violence Instrumental
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