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 0xb231837e76c4283e46a35b30179e1bc06daa0f42a24683c0e9823071043dffa1. Chain 2 (Bitcoin): anchored in block 953741 (2026-06-15T04:44:49Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9b67adf0-f5ab-4db9-b4b3-93b7ae1356e0.json and https://artists.proofprofile.net/proofs/artist/9b67adf0-f5ab-4db9-b4b3-93b7ae1356e0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Coffee Fox Kim Sam Wol OST Part.19 (Soundtrack)
Living as A Villain OST Part.9 (Soundtrack)
I'm running because I want to go back (Inst.)
Without Blood or Tears OST Part.3 (Soundtrack)
Beauty and Romantic OST Part.2 (Soundtrack)
A Profitable Cage OST Part.9 (Soundtrack)