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 0x8ecfd9f7439a9a8670974e823f795e0de35f0b006c9c1573e9cf8087e2bdc5cd. Chain 2 (Bitcoin): anchored in block 953633 (2026-06-14T12:47:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/329585fb-dde5-408d-a5c0-6cf6dff0469c.json and https://artists.proofprofile.net/proofs/artist/329585fb-dde5-408d-a5c0-6cf6dff0469c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
《軒轅劍黃金紀念版》軒轅劍遊戲原聲帶
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