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 0x244d4fa56082abbb88d332ae6005bd4fd2d219d8112e32dcede717e89c64357a. Chain 2 (Bitcoin): anchored in block 953630 (2026-06-14T12:06:27Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/31223947-8986-4115-9553-42d16bf945a4.json and https://artists.proofprofile.net/proofs/artist/31223947-8986-4115-9553-42d16bf945a4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Burning Moon Sickness [rare demo version]
It Lives in the Woods [rare demo version]
Kindred of the Dying Kind / Young Burial
Here Lies Necrophagia; 35 Years of Death Metal