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 0xe8bad89c4ea71f2058530bac7a70b876c17af6703f658f7b484a031ddeaf398d. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e7d4c631-09d8-4e98-a95c-5376530f5b3f.json and https://artists.proofprofile.net/proofs/artist/e7d4c631-09d8-4e98-a95c-5376530f5b3f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Habor of Farewell/When a Man Cries Alone
Yeungdonggyo/What Do I Have to Do with the Love
I Have to Forget/Sometimes I Longing For
When It's the Time You Have to leave, Not Now
It's Rain Drop/The Little Boat of Lovers
Joo Hyun Mi + Na Hoon-A Singing Battle Medley
Yeongdong Bridge in the Rain - 2 Version
Busan Harbor Ritual Cermony - Instrumental
Joo Hyun-mi Old Song Vol.1 (Guitar Ver.)
Three years in the long run, 1 year in a short run