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 0x230bbf1b0917310ceb10acd0e0e24e88dbdd8215af6b2106725f6cd6ad60cea4. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4561a358-f96b-455d-a1c0-8bf2af117a03.json and https://artists.proofprofile.net/proofs/artist/4561a358-f96b-455d-a1c0-8bf2af117a03.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Like myself (Electronic Ver.) (Electronic)
러브콜 (From. '우리 결혼했어요') (feat. Yoo Se Yoon)
넝쿨째 굴러온 당신 (Original Television Soundtrack) Special (윤빈의 리스타트)
Crazy (feat. Park Mi Kyung) - Remake Version
My Husband Got a Family (Original Television Soundtrack) Special (윤빈의 리스타트)