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 0x21a74181ae6dabe6fb474222dc9f751f01f5bd295f10e0c93f39f07c57beb71d. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9fa3b4f1-8412-4c88-aa32-812610ba56a7.json and https://artists.proofprofile.net/proofs/artist/9fa3b4f1-8412-4c88-aa32-812610ba56a7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Night Sky, Stars - Metric System 1981 Remix
Night Sky, far - Metric System 1981 & As you see Remix