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 0xa06d9bfd99ed3327fca03b3358be007233f8969f7122a8455071c7da642930b2. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/24a78f2e-361d-4318-90ef-393fc04dd18b.json and https://artists.proofprofile.net/proofs/artist/24a78f2e-361d-4318-90ef-393fc04dd18b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Somberlain (Dissection Tribute) - Cover
To Burn This World and Dissolve the Flesh