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 0x47c2d78a81e7e18409508fa4fa76848bd72eecc72a3587fb85ba932066c5b1a4. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/dfe6e442-d5ba-4688-b630-dd639cd3ebcb.json and https://artists.proofprofile.net/proofs/artist/dfe6e442-d5ba-4688-b630-dd639cd3ebcb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
우리의 길 (Feat. 김관호,김다영,김명식,김상우,김형미,김훈희,민나래,염평안,이찬미,임성규,조서연,조아라,조찬미,한설희)
YOU KNOW THAT I LOVE YOU - Instrumental Version
인생, 걸음을 멈추고 생각에 잠기다 - Instrumental Version
Please Meet These Children (feat. Chanmee Cho)
Please Meet These Children - Instrumental
Our Road(2021 ver.) (feat. 김륜아, 김은결, 김지훈, 배지우, Oh Young-A, Yoon Jung Min, 이다래 Lee Da Rae, 이승호 (이치코다리), Yu Jung, 은진, 이창동, 정예원, 최지영, 최효동)
In the Mist of Deep Sorrow - Instrumental