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 0x3b66f64f4aa7a2e2ae1adc91e2f2ec2cd54e328cd3d914381de4e5ada20007af. Chain 2 (Bitcoin): anchored in block 953741 (2026-06-15T04:44:49Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a00d70a6-dcf1-42b0-9c07-6bc2a9568767.json and https://artists.proofprofile.net/proofs/artist/a00d70a6-dcf1-42b0-9c07-6bc2a9568767.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Make Your Own Sunshine - Minimal Man Remix