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 0x8fb4c3f65dcc0b57f06b712e3d03a4480e1d59521ff9df196d2d4f3904d548d0. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ef60f2ee-49be-4c78-b5b9-7c51c2f2aa39.json and https://artists.proofprofile.net/proofs/artist/ef60f2ee-49be-4c78-b5b9-7c51c2f2aa39.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Backdrop for Co Working Spaces - Festive Trumpet Jazz
Music for Reading - Electric Piano and Alto Saxophone
Amazing Jazz Trio - Background for Preparing Dinner
Happening Jazz Trio - Ambiance for Preparing Dinner
Contemporary Backdrop for Work from Home
Virtual Christmas; Hark the Herald Angels Sing
Bright Bossa Saxophone - Background for Breakfast Dates
Understated Music for Dining Out - Bossa Nova Vocals
Happening Piano Jazz - Background for Piano Bars
Vivacious Music for Mental Health - Trumpet and Alto Sax
Music for Lounge Bars - Debonair Trumpet and Alto Sax
Music for Cool Restaurants - Trumpet and Alto Sax
Music for Lounge Bars (Trumpet and Alto Sax)
Jazz Trio - Ambiance for Hip Restaurants
Trumpet and Alto Saxophone - Music for Bistros
Quiet Music for Romantic Dinner - Trumpet and Alto Sax
Playful Smooth Jazz - Ambiance for Holiday Dining
Hypnotic Smooth Jazz - Background for Cold Nights
Fashionable Smooth Jazz Ballad - Bgm for Chilly Mornings
Jazz - Background Music for Spring Positivity
Music for Spring Energy (Trumpet, Alto Sax and Tenor Sax)
Music for Trigerring Inspiration (No Drums Jazz)
Music for New Creativity - No Drums Jazz
Chilled Music for Cafe Evenings - Jazz Organ and Guitar
Music for My Favorite Coffee House - Superlative Jazz Organ and Guitar
Mysterious Ambiance for Seasonal Chill Time
Music for Jazz and Chill (Soprano Sax Solo)
Number One Quartet Jazz - Background for Sixth Senses
Spirited Background Music for Funky Jazz
Simple Music for Bagels To Go - Trumpet and Alto Sax
Trumpet Bossa - Ambiance for Relaxing Overtones
Tenor Sax Jazz - Background for Refreshing Awakening
Guitar Bossa Nova (Music for Relaxing Overtones)
Music for Fresh Bistros (Trumpet and Alto Sax)
Magnificent Trumpet Bossa - Background for Relaxing Overtones
Music for Iced Coffee for Summer - Latin Music
(Son Montuno) Music for Iced Coffee for Summer
Urbane Latin Trumpet - Background for Soda and Java
Music for Summer Delight - Alluring Soprano Sax Solo
Opulent Jazz Violin - Ambiance for Midsummer Flings
Music for Happy Fridays - Paradise Like Soprano Sax Solo
Music for Lounging Summer (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Spirited Backdrop for Coffee and Mental Health
Wonderful Trio Jazz - Bgm for Deep Summers
Contemporary Trumpet Bossa - Ambiance for Staying Cool
Saxophone Bossa - Background Music for Coffee and Mental Health
Music for Coffee and Mental Health (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Classic Trumpet Bossa - Ambiance for Summer Mode
Successful Background Music for Late Summer Vibe
Quartet Jazz - Bgm for Late August Travels
Jazz Organ and Guitar Solo - Music for Last Minute Holidays
Uplifting Acoustic Smooth Jazz Guitar - Ambiance for Forgetting Time
Music for Forgetting Time - Harmonica Solo
Trio Jazz - Bgm for Casual Summer Moment
Jazz Trio - Background for Fun in Summer
Excellent Background Music for Fun in Summer
Backdrop for Awakened Starlights - Jazz Guitar Solo
Bright Latin Trumpet - Background for October Aura
(Soprano Sax Solo) Music for The Relaxing Times
Sunny Music for Decompressing and Coffee - Jazz Guitar Solo
Quartet Jazz - Ambiance for The Relaxing Times
Backdrop for Mystical Sounds - Jazz Guitar Solo
Divine Latin Trumpet - Background for October Aura
Urbane Background Music for Calming Down Lounges
Music for Hypnotic October - Groovy Latin Music
Music for Autumns Vibrations (Jazz Quintet)
Music for Rejuvenating October - Successful Jazz Quintet
Grand Background Music for A Mellow Memory
Latin Trumpet - Background for Bright Stars
Music for Mellow Recliners (Acoustic Guitars)
Dream-Like Backdrop for Infinite Selects
Jazz Organ and Bossa Guitar Trio (Music for Soul Sounds)
Jazz Organ and Guitar Solo (Music for Creative Sky)
Joyful Background Music for Accepted Hope
Music for Creative Flashback - Laid-back Alto Sax
Sprightly Ambiance for Chill Contemplation
Spectacular Background Music for Training Favorites
Spectacular Trio Jazz - Bgm for Creative Sky
Music for Healing Octobers - Suave Trumpet, Soprano Sax, Tenor Sax and Guitar
Vivacious Backdrop for Mind Soothing Fall
Music for Sounds of Success - Simplistic Jazz Quartet
Grand Jazz Violin - Ambiance for Crazy Solution
Music for Sounds of Success - Jazz Quartet
(Bossa Nova Guitar) Music for Best Horizons
Easy Listening Piano - Ambiance for Inspiring Abstracts
Debonair Jazz Organ - Bgm for Sunshine Intros
Smooth Music for Sunshine Intros - Jazz Quintet
Backdrop for Joyful Music - Harmonica Solo
Music for Occassional Happenings - Casual Jazz Quintet
Joyful Music for Nocturnal Nights - Jazz Quintet
Easy Listening Piano - Background for Daring Goals
Backdrop for Accepting Pictures - Distinguished Harmonica Solo
Carefree Background for Noteworthy Events
Music for Brave Acoustics - Harmonica Solo
Background Music for Old-Fashioned Originals
Delightful Jazz Trio - Ambiance for Needing Vibes
Backdrop for On Cloud Nine - Soprano Sax Solo
Dream-Like Music for Virtual Springs - Jazz Organ and Guitar
Spectacular Quartet Jazz - Background for Jolly Victory
Elegant Latin Trumpet - Background for Rainy December Moods
Music for Rainy December Moods - Hot Latin Music
Music for Vague Details - Jazz Organ and Guitar
Jazz Organ and Guitar Solo (Music for Soft Mornings)
Music for Breezy Winter Feels - Jazz Organ and Guitar
Hot Music for Misty Sunday - Piano Bossa Nova Duo
Music for Misty Sunday - Piano Bossa Nova Duo
Outstanding Ambiance for Luxurious Holiday
Distinguished Background for January Jazzes
Music for Mellowing Fridays - Vivacious Alto Sax
Playful Guitar Jazz - Background for Luxurious Favorites
Sunny Music for Lazy Chill Peace - Alto Sax
Cultivated Guitar Jazz - Ambiance for Jazzy Chills
Awesome Background Music for Smooth Escapes
Music for Breathing Shadows - Jazz Quintet
Tranquil Guitar Jazz - Background for Dreamy Days
Beautiful Background for Gentle Nocturnals
Music for Standard Events - Vintage Jazz Quintet
Magical Music for Thursday Workday - Jazz Quintet
Number One Jazz Trio - Background for Sunshine Sundays
Jazz Sounds: Lounge Tunes of Jazz Ballads for Massage
Jazz Lullabies & Baby Grooves: Coffee Lounge Harmony
Elevated Cat Serenity: Piano Jazz's Whispers of Harmony