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 0x4b576d2002b6ce7df9c2553cbbc6e2e82b4871c97aeda25920ea629983527344. Chain 2 (Bitcoin): anchored in block 953713 (2026-06-15T00:33:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7f578926-15f0-42db-8c36-abc5ed7f8018.json and https://artists.proofprofile.net/proofs/artist/7f578926-15f0-42db-8c36-abc5ed7f8018.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
グッドナイトトーキョーロマンス
ドラマチックピンクビキニ feat. 藤井隆
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