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 0x237ecbd52ab6c98b22ff715317f973d0a86bab2187bd8652f4035377633ca6f9. 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/f867b695-0af2-44a7-9b39-6ea041333a75.json and https://artists.proofprofile.net/proofs/artist/f867b695-0af2-44a7-9b39-6ea041333a75.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
夢中的童話 (Fairy in Dream) - Mandarin Version
龍之傳人 (Legend of the Dragon) - Mandarin Version
鳥仔 (大愛劇場《愛的路上我和你》主題曲)
上水的輪迴 - 《御劍：再續前緣》遊戲主題插曲