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 0xd34aa378630137e00693326220eba40b74ccf07763011a4e45462acde4184da2. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e3661bdd-1a9b-401b-92fe-a60d7529578c.json and https://artists.proofprofile.net/proofs/artist/e3661bdd-1a9b-401b-92fe-a60d7529578c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Plus Nine Boys (Original Television Series Soundtrack), Pt. 5
You even know how I feel - 여자Version [Instrumental]
You even know how I feel - 남자Version [Instrumental]
You even know how I feel - Female Version
You even know how I feel - Female Version Instrumental
You even know how I feel - Male Version Instrumental
Into The Breeze: A Tribute to Kim Kwang Seok
야구소녀 Baseballgirl (Original Motion Picture Soundtrack)
Baseballgirl (Original Television Soundtrack)