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 0x24386c4c15af64efbfa557311f32eacc25a960a039b5c8d5497c953e4f36a0c2. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/55d46997-9eb5-48ce-a3b6-5141eede326d.json and https://artists.proofprofile.net/proofs/artist/55d46997-9eb5-48ce-a3b6-5141eede326d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Music for Calming Moments - Bossa Nova Guitar
High Class Background Music for After Dinner Coffee
Friendly Clarinet Solo - Ambiance for Ordering Takeout
Modish Jazz Trio - Ambiance for Mental Exercises
Spirited Music for Work Mode - Trumpet, Alto Sax and Tenor Sax
Hip Jazz Trio - Ambiance for Hotel Lunches
Music for Vibrant Secrets - Soprano Sax Solo
Fiery Jazz Violin - Ambiance for Summer Tones
Backdrop for Relaxed June Nites - Cheerful Jazz Quintet
Clarinet Solo - Ambiance for Summer Escaping
Jazz - Background Music for Daily Roasts
Son Montuno - Music for Tropical Stories
Tasteful Latin Trumpet - Ambiance for Tropical Stories
Dream-Like Background Music for Literary Daydreams
Acoustic and Electric Piano Jazz Duo - Bgm for Thinking Shadows
Jazz Piano Duo - Background for Meditative Days
Inspiring Music for Cool Shadows - Piano Duo
Backdrop for Beach Moods - Spirited Bossa Guitar Trio with Jazz Organ
(Jazz Organ and Bossa Guitar Trio) Music for Acoustic Messages
Coffee and Jazz: Heaven Music for Your Coffee Shop
Jazz Sounds: Cats Playlists of Jazzy Lounge Beats
Jazz Relaxation: Blissful Coffee Shop Lounge Music
Jazz Flow: Coffee Lounge Grooves for Focus
Paws and Jazz: Cafe Lounge for Furry Friends
Jazz Music Spectrum: Kaleidoscopic Beats