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 0x421fa6338aeb94e6f44fed16cec438eb7b223542688585ad7d6c6725a0ae0503. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/74ddaa00-1e73-476e-8d82-a18357db919f.json and https://artists.proofprofile.net/proofs/artist/74ddaa00-1e73-476e-8d82-a18357db919f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Bossa Saxophone - Background for Travels
Tenor Sax Jazz - Background for Unwinding from Work
Spectacular Background Music for Wellness
Brilliant Music for Unwinding from Work - Trumpet Jazz
Sophisticated Music for WFH - Double Bass
Jazz Duo - Background for Study Sessions
No Drums Jazz - Background Music for Studying
(Double Bass Solo) Music for Work from Home
We Wish You a Merry Christmas - Virtual Christmas
Mind-blowing Tenor Sax Jazz - Ambiance for Dinner Time
Stylish Tenor Sax Jazz - Ambiance for Date Nights
Charming Jazz Trio - Ambiance for Evenings
Music for Dinner at Home - Spectacular Trumpet and Alto Sax
(Trumpet and Alto Saxophone) Music for Dinner at Home
(Trumpet and Alto Saxophone) Music for Coffee Time
Big Band with Tenor Sax - Background Music for Chilling Days
Music for Reading Time - Big Band Ballad with Guitar
Music for Weekends with Friends - Beautiful Big Band Ballad with Guitar
Piano Solo - Music for Coffee with Friends
High Class Piano Jazz - Ambiance for Coffee with Friends
Music for Tokyo Jazz Bars - Outstanding Piano
Jazz Ballad (Music for Rejuvenating Creativity)
Paradise Like Music for Whiskey Bars - Piano
Trumpet Solo - Ambiance for Trigerring Inspiration
Atmospheric Ambiance for Work Productivity Hacks
Casual Trumpet Solo - Ambiance for Rejuvenating Creativity
Fun Piano Jazz - Ambiance for Tokyo Moods
Successful Music for Late Night Unwinding - Vibraphone and Tenor Saxophone
High-class Jazz Trio - Ambiance for Work and Study
Subdued Jazz Quartet - Ambiance for Favorite Coffee Orders
Fiery Jazz Trio - Background for Being Busy
Vibraphone and Tenor Saxophone Solos - Music for Mental Health Days at Home
Vibraphone and Tenor Saxophone Solos (Music for Favorite Coffee Orders)
Music for Cold Night - Wondrous Trumpet, Electric Piano, Alto Sax and Soprano Sax
Smooth Jazz - Background Music for Rainy April
Trumpet Smooth Jazz - Background for Tokyo Coffee Bars
Scintillating Trumpet Smooth Jazz - Ambiance for London Espresso Bars
(Smooth Jazz Sax) Music for Boutique Coffee Roasters
Backdrop for Tokyo Coffee Bars - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Quartet Jazz - Background Music for Lazy Thursday
Music for Calming Night - Calm Soprano Sax Solo
Dream Like Trumpet Smooth Jazz - Ambiance for Inspiring May
Sensational Music for May Moments - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Chill Imaginations - Soprano Sax Solo
Music for June Explores - Bubbly Jazz Organ and Guitar
(Jazz Organ and Guitar Solo) Music for Summer Momentums
Jazz Trio - Background for June Explores
Music for Bohemia Vibes - Divine Soprano Sax Solo
Music for Bohemia Vibes (Soprano Sax Solo)
Remarkable Quartet Jazz - Ambiance for Jazz and Chill
Backdrop for Mood Boostings - Trumpet, Soprano Sax, Tenor Sax and Guitar
Backdrop for Energetic Keynotes - Spectacular Trumpet, Soprano Sax, Tenor Sax and Guitar
Saxophone Bossa - Bgm for Energetic Keynotes
Charming Ambiance for Lemongrass Iced Coffee
Music for Lemongrass Iced Coffee - Energetic Latin Music
Music for Summer Classics - Soprano Sax Solo
Music for Summer Classics (Soprano Sax Solo)
Simple Quartet Jazz - Ambiance for Summer Vibrations
Guitar Bossa Nova - Music for Jazzy Recliners
Astonishing Background for Morning Wellness Coffee
Happening Trumpet Bossa - Background for Summer and Cool Coffee
Saxophone Bossa - Background Music for Morning Wellness Coffee
Sublime Music for Summer Feel - Soprano Sax Solo
Music for Late August Travels (Jazz Organ and Guitar)
Background Music for Late Summer Reflections
Modish Jazz Trio - Ambiance for Cooling Summer
Backdrop for Fall Vacation - Jazz Organ and Guitar
Breathtaking Background Music for Pleasant Nights
Music for Low Frequency Autumns - Latin Piano Jazz
Sumptuous Music for Pleasant Nights - Harmonica Solo
Serene Easy Listening Piano - Ambiance for Taking Time Off September
Music for Fall Seasons - Successful Jazz Organ and Guitar
Relaxing Ambiance for Casual Summer Moment
Cultured Music for Deep Season - Jazz Organ and Guitar
Phenomenal Background for Seasonal Thought
Jazz Organ and Guitar Solo - Music for Summer Thrill
Music for The Presence - Jazz Guitar Solo
Music for Awakened Starlights - Spectacular Jazz Guitar Solo
Music for Awakened Starlights - Scintillating Jazz Guitar Solo
Music for Autumn Collections (Latin Music)
Music for At The Hotel - Relaxed Latin Music
Music for The Relaxing Times - Hot Jazz Guitar Solo
Excellent Music for Another Chill Evening - Acoustic Guitars
Coffee Shop Vibes: The Best Selection Of Lofi Beats To Feel Relaxed
Relaxed Music for Calming Down Lounges - Acoustic Guitars
Exciting Organic Guitar Music - Ambiance for Sleeping Mixes
Festive Music for Autumn Night Drives - Acoustic Guitars
Quartet Jazz - Bgm for Discovering Passion
(Guitar Bossa Nova) Music for Stress Managing
Music for Supportive Hours - Piano Bossa Nova Duo
Alluring Background Music for Discovering Passion
Music for Mind Soothing Fall (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Backdrop for Mind Soothing Fall - Divine Trumpet, Soprano Sax, Tenor Sax and Guitar
Music for Supportive Hours (Piano Bossa Nova Duo)
Bossa Nova Piano Duo - Bgm for Higher Illusions
Romantic Backdrop for November Work Motivations
Easy Listening Piano - Ambiance for Working and Chillout
Phenomenal Ambiance for Successful Wishes
(Piano Bossanova Duo) Music for Smooth Timbers
Quintet Jazz (Music for Old-Fashioned Originals)
(Quintet Jazz) Music for Noteworthy Events
Background Music for Occassional Happenings
Quartet Jazz - Background for Alternative Oceans
Music for Alternative Oceans - Phenomenal Jazz Guitar Solo
Relaxed Quartet Jazz - Background for Tropical Joys
Trio Jazz - Background Music for Morning Nocturnes
Background Music for Breezy Winter Feels
Jazz Piano Duo (Music for Calming Lounges)
Music for Morning Calm - Number One Jazz Quintet
犬との快適な週末のリラックス音楽
Coffee Shop Groove: Jazz Lounge Spa Tunes
Harmonious Jazz Escapes: Café Lounge Chronicles
Piano De Jazz: Un Potenciador De Enfoque Y Claridad
Renaissance Revival Tunes: Classic Jazz Music
Alchemy Rhythm Transforms: Transformative Jazz Music
Mosaico De Música Jazz: Ritmo De Mezcla Cultural
Viaje Cósmico: Exploraciones De Música De Jazz
Manhattan Jazz Walk: Instrumental Spirit, Chill Time with Friends, Lounge Restaurant Music
Jazz at the Coffeehouse: Sunrise Saxophone Sessions
Vibraciones Suaves De Jazz Para Alivio Del Estrés