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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cad8d15ca500748f3bc8ed11e69dc7967a5661c69a4ee98497a4f512b099a27. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c1cea5fa-7dc0-4c6c-93f9-a2789c797606.json and https://artists.proofprofile.net/proofs/artist/c1cea5fa-7dc0-4c6c-93f9-a2789c797606.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mellow Jazz Trio - Background for Co Working Spaces
Understated Backdrops for Co Working Spaces
Trio Jazz Soundtrack for Calming Work Days
Pulsating Moods for Working at the Office
Bright Jazz Saxophone - Vibe for Calming Work Days
Vibrant Ambience for Working at the Office
Trio Jazz Soundtrack for Working at the Office
Magnificent Jazz Saxophone - Vibe for Cool Offices
Music for Cool Offices - Trumpet and Alto Sax
Laid-back Jazz Saxophone - Vibe for Co Working Spaces
High-class Ambiance for Working at the Office
Majestic Backdrops for Calming Work Days
Playful Jazz Saxophone - Vibe for Deep Work
Trumpet and Alto Saxophone (Music for Deep Work)
Excellent Jazz Saxophone - Vibe for Working at the Office
Wonderful Ambience for Calming Work Days
Backdrop for December - Easy Trumpet and Alto Sax
Easy Backdrops for Traveling for Holidays
Trio Jazz Soundtrack for Traveling for Holidays
Modern Jazz Saxophone - Vibe for Holidays
Distinguished Ambiance for Cool December
Majestic Jazz Saxophone - Vibe for Traveling for Holidays
Charming Jazz Saxophone - Vibe for Holidays
Mind-blowing Ambience for Traveling for Holidays
Remarkable Ambiance for Traveling for Holidays
Purrfectly Piano Jazz: Comforting Cuddles for Pets