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 0x060e24e154f2cf98f6a209ac4bcbf20f921463fe70572248d0b97055788581fb. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/cb522c2f-bd08-48fe-9a82-56fc079522ab.json and https://artists.proofprofile.net/proofs/artist/cb522c2f-bd08-48fe-9a82-56fc079522ab.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Uptown Funk - Bbop & Roksteadi Extended Remix
Uptown Funk - BBop & Roksteadi Extended Remix
Purple Rain - Mousse T's Home a Lone Mix
Purple Rain - Mousse T's Home A Lone Mix
Istanbul (feat. Nino Varon & Zeynep Doruk) [DJ Pantelis Bossa Mix]
Chall'O Music Presents Chill Out Experience (by Jean-Marc Challe)