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 0x7372f936d0ab4595603e47ef6bd3a554b1198016ccc91d8c5025ad9b333ad800. Chain 2 (Bitcoin): anchored in block 953654 (2026-06-14T16:26:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4a11e7ea-a2e6-41c7-8de0-cd9861222015.json and https://artists.proofprofile.net/proofs/artist/4a11e7ea-a2e6-41c7-8de0-cd9861222015.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mamas Don't Let Your Babies Grow up to Be Cowboys
Mamas Don't Let Your Babies Grow Up To Be Cowboys