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 0xc0e5719a1d7611fe3c6005805a76cbf191d4df29eb6f4d01c96db066b3625fad. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c53eee76-9ab1-41a5-852c-1e35c4565879.json and https://artists.proofprofile.net/proofs/artist/c53eee76-9ab1-41a5-852c-1e35c4565879.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Vocal Pop - Upbeat, Chilled And Fun Going Songs, Vol. 12