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 0x2ea5e226a2b8601fa0a0149f688c8de672e22fed6ff5d9243657216c6fdee87b. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/afbd259a-7174-4a9d-9933-d8e39f71c682.json and https://artists.proofprofile.net/proofs/artist/afbd259a-7174-4a9d-9933-d8e39f71c682.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
无情的风雨绝情的你 - Dj默涵版, 伴奏版