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 0x0d62b5d844513d9ed089c32db65fbd27f6bdb82132b4eef16e8197ba2059f2ad. 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/2a892eda-428c-4661-93d0-db63e681e951.json and https://artists.proofprofile.net/proofs/artist/2a892eda-428c-4661-93d0-db63e681e951.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
濛濛細雨憶當年/今夜雨濛濛/回頭我也不要你/愛我在今宵 (Live)
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