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 0x89cbd5bdf4694af258cc3477443566671e4b8ee2b6ccf0dc77c6b0297c31b98f. Chain 2 (Bitcoin): anchored in block 953697 (2026-06-14T21:49:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6a91df9e-f495-4430-97ea-4aa9ed12234c.json and https://artists.proofprofile.net/proofs/artist/6a91df9e-f495-4430-97ea-4aa9ed12234c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Victory Fever: Fanfares for Sports and Sporting Event
War of the Worlds: Dark Bombastic Orchestral Themes
Dark Orchestra: Dark Dramatic Orchestral Themes
All That Jazz: Traditional Jazz Favorites
Spirit: Inspiring Pop, Jazz & Orchestral Melodies
Power Percussion: Drums, Cadences & Marches