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 0xd2b6b854e35e94af9a03c2bf6522db655d22a2c280055863125bb7d0aa61f5e5. Chain 2 (Bitcoin): anchored in block 953641 (2026-06-14T13:54:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/39fe105b-187e-43c9-b3a0-ea9c062c45ef.json and https://artists.proofprofile.net/proofs/artist/39fe105b-187e-43c9-b3a0-ea9c062c45ef.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
CALL ME! - Frankel & Harper Remix (Radio Edit)
CALL ME! - Frankel & Harper Remix (Extended)