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 0xb58694aa1c068d44496f155a9e2061585b452b2574e658428acecdefd2d30803. 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/4d005561-be9a-488e-92ae-9a8f848f01a1.json and https://artists.proofprofile.net/proofs/artist/4d005561-be9a-488e-92ae-9a8f848f01a1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
其实你不懂我的心 / 情人的眼泪 - 舞曲版
欢笑满人间 / 齐声同唱歌 / 风调雨顺是新年
春天来到百花开 / 何必走远路 / 喜上眉梢