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 0xafce1d5f4fa0b09ed8d6856bc03318205503ed1f416535e1e6d19c62b276edee. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/09c67028-0421-409e-9da0-7ec6b51485e3.json and https://artists.proofprofile.net/proofs/artist/09c67028-0421-409e-9da0-7ec6b51485e3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
한참 지나서 (Original Television Soundtrack) BEST
Gu Family Book, Pt. 4 (Original Television Soundtrack)
굿닥터 (Original Television Soundtrack) Part. 3
굿닥터 (Original Television Soundtrack) Pt. 3
Good bye Mr. Black (Original Television Soundtrack) Pt. 1
The World of the Married, Pt. 6 (Original Television Soundtrack)
Penthouse3 (Original Television Soundtrack) Pt. 2