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 0xae223721c45f445cfda1629b05eaf04dfd75f57bf6b3a9361e8ccf99a16d0e6b. 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/ffde3627-4594-43c1-88d9-6fd180100650.json and https://artists.proofprofile.net/proofs/artist/ffde3627-4594-43c1-88d9-6fd180100650.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Witch Shop (Original Television Soundtrack), Pt.2
The Witch Shop 어서오세요 마녀상점 (Original Television Soundtrack), Pt.2
기막힌 유산 (Original Television Soundtrack) Pt.7
Nothing (From "Beautiful Moment" [Original Soundtrack] Special Track)
All I need is you (Original Television Soundtrack From "The Witch Store Reopening")