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 0x6dacacfc699aeb43fc9b2d05704e8a5ffcfaa7b96e40798340ea227b10350884. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5f2b350c-8b57-433f-b26f-67c52cd083a1.json and https://artists.proofprofile.net/proofs/artist/5f2b350c-8b57-433f-b26f-67c52cd083a1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
KEEP MOVING (feat. Baby Kiy, YAY & DJ 2HIGH)
HONEY meets ISLAND CAFE - Sea of Love 8- Collaboration with SHONAN by the Sea
Swallowtail Butterfly -Ai no Uta- - Cover
Swallowtail Butterfly -Ai no Uta- (Cover)
Seventeen Calls (#Just Sound Good 2020 Version)
Seventeen Calls - #Just Sound Good 2020 Version