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 0x02dc50f1ec6808d242bf00c20568b29db01069380f9e40e3cf20bdf2392eda43. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/70f03aa2-c1a3-4b8d-80df-9fcebba5baae.json and https://artists.proofprofile.net/proofs/artist/70f03aa2-c1a3-4b8d-80df-9fcebba5baae.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Burning Britain: A Story Of Independent UK Punk 1980-1983
Mortarhate - A Compilation Of Deleted Dialogue - The Singles
I'm Doing Time in a Maximum Security Twilight Home - Football Mix
Walk On Stalks Of Shattered Glass (Version)
Fireworks! An Anti Establishment Tribute to Guy Fawkes