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 0x10280212e2ff7e6841ef2ece156523d05616f034c2c1d8fa8ec05ec86969f868. 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/15775fb4-8406-4406-bdcb-c29958c844f7.json and https://artists.proofprofile.net/proofs/artist/15775fb4-8406-4406-bdcb-c29958c844f7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Who's This Emcee? (Bonus Track) - Skaro Remix