1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0x3731fe2bc20ae61a9cc7d2290cf50ac0b5565328358243c9b2639aebb9d90565. Chain 2 (Bitcoin): anchored in block 953871 (2026-06-16T01:46:03Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0727ea0f-e542-4a32-9a82-26a4552e8ade.json and https://artists.proofprofile.net/proofs/artist/0727ea0f-e542-4a32-9a82-26a4552e8ade.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Backdrop for Road Trips - Jazz Guitar Solo
(Tenor Sax Solo) Music for Invisible Work
Jazz with Strings - Music for Staying Focused with Work
Music for Staying Focused with Work - Terrific Jazz Ballad
Music for Pretending to Work (Jazz Ballad)
Big Band Ballad with Vibraphone - Ambiance for Rainy Days and Study
Music for Dreamy Selections - High-class Jazz Guitar Solo
Atmospheric Music for Jazzy Lullaby - Jazz Quartet
Music for Invisible Night - Fun Jazz Quartet
Music for Jazzy Lullaby - Superlative Jazz Quartet
Lively Smooth Jazz Guitar - Bgm for Downtempo Silence
Music for Chilled Nights - Swanky Vibraphone and Tenor Saxophone
Music for Chilled Nights - Vibraphone and Tenor Saxophone
Successful Music for Reading Memories - Soprano Sax Solo
Tranquil Music for Making Progress - Soprano Sax Solo
Tenor Sax Solo (Music for Sound Moments)
Music for Symphony of The Soul - Hypnotic Jazz Guitar Solo
Fiery Music for Fun Dreams - Jazz Guitar Solo
Music for Deep Night - Beautiful Jazz Guitar Solo
Jazz Piano for Stress Relief and Relaxation
Coffee Shop Jazz Career: Smooth Workspace
Focused Jazz Flow: Coffee Lounge Concentration
Soothing Pet Echoes: Jazzed Piano's Melodic Comfort
Lullaby Jazz Piano Soft Tunes for Baby Sleep
Midnight Melodies: Jazz Sounds for Serenity