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 0x8c83c7be5c745cff7d21320efdfbbb058b4c42d847a65d363faff5b4f5f3d5e7. Chain 2 (Bitcoin): anchored in block 953780 (2026-06-15T12:02:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d4d74826-e2b4-48e1-b747-576c5af6294a.json and https://artists.proofprofile.net/proofs/artist/d4d74826-e2b4-48e1-b747-576c5af6294a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Reels (Hand Me Down the Tackle & Jenny's Welcome to Charlie)
Reels: Hand Me Down The Tackle & Jenny's Welcome To Charlie
The Nine Points Of Roguery / The Humours Of Tulla
The Johnstons + Give A Damn + The Barley Corn
The Nine Points of Roguery/Humours of Tulla