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 0x04c0254c35d84d9d8d2005ffbb015060c5feffeeca1beead452cf05ab3b5fff3. Chain 2 (Bitcoin): anchored in block 953616 (2026-06-14T08:58:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/19704fcd-5273-4f8f-b298-6ee259b64b29.json and https://artists.proofprofile.net/proofs/artist/19704fcd-5273-4f8f-b298-6ee259b64b29.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
I Should Know You Better - Skogsrå Remix