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 0x3388a479651ea711ed21586a55f05fb8c485d2aaa5c57fbdc20a925fcd778453. Chain 2 (Bitcoin): anchored in block 953754 (2026-06-15T06:45:19Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/aed306ea-135d-4966-b6e7-ec5f21794913.json and https://artists.proofprofile.net/proofs/artist/aed306ea-135d-4966-b6e7-ec5f21794913.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
蒼空の一滴 - Into the Rainy Days of Romance & Adventure -
コート・ダジュール －空と海が抱きあうように－
8月の砂時計 (Long Version)(Foever Summer Mix)
ハンパな気持ちで恋しちゃいけない
Toujours l'été , Toujours avec toi～いつも夏、いつもあなた～