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 0x3ec08a90a054997eb3b0848519fb4448e654a0c1038578aafa6830495b1573e5. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/312eba73-7352-413e-b8c7-8152e1742739.json and https://artists.proofprofile.net/proofs/artist/312eba73-7352-413e-b8c7-8152e1742739.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Somewhere in Africa (Remix) (feat. Peetah)
My Beloved Africa feat. Damian Marley - Single