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 0xfc44ec4dd1bd328d0db413370f6decd2ff72f798f2c558976b895fa9b536d00d. 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/a2751e65-eb4d-4f07-bfeb-f9c525a357c4.json and https://artists.proofprofile.net/proofs/artist/a2751e65-eb4d-4f07-bfeb-f9c525a357c4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
From Loud 2 Low Too (Download Ver. Vol.2)
The Rub Rabbits!/Kimishine & Akadoko LIVE+
Orpheus in the Underworld - TGS live version
Samba de Amigo Original Songs Collection 〜Party! Party! Party!〜 (オリジナル・ゲーム・サウンドトラック)
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404 GAME RE:SET -エラーゲームリセット- サウンドトラック Vol.2
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DADDY MULK from THE NINJA WARRIORS - Groove remix Full Ver.
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