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 0x46dfcac1b4d36aa87405dcafc2b621a04ad8bc600aa328bb727eb419651a8ec8. 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/7071982f-2249-40b1-836e-399a256e2448.json and https://artists.proofprofile.net/proofs/artist/7071982f-2249-40b1-836e-399a256e2448.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
It's Beginning To Look A Lot Like Christmas
Bỗng Dưng Muốn Khóc (Biển Của Hy Vọng 2022) [feat. Phương Vy]
Một Chiều Ngược Gió (Hồi 2 Cù Lao Mái Nhà) [Biển Của Hy Vọng] [Tập 12]
MASHUP: NGHE NÓI ANH SẮP KẾT HÔN - MONG CHO ANH