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 0x1d56b8da451714855285b307621ba12204c76b7056c36622a7f6f09cb334f87e. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9f18528c-3821-49ea-915c-1b4e87dbec5e.json and https://artists.proofprofile.net/proofs/artist/9f18528c-3821-49ea-915c-1b4e87dbec5e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Music For Reading: Relaxing Music For Reading, Study Music For Studying, Music For Focus, Concentration, Relaxation, Calm Study Aid and The Best Studying Music
Studying Music For Reading: Relaxing Piano Calm Study Music For Studying, Focus, Concentration and Relaxation
Vivacious Piano Jazz - Background for Inspiration
Tenor Sax Jazz - Ambiance for Coffee and Studying
Trio Jazz - Bgm for Working from Coffeehouses
Tenor Sax Jazz - Ambiance for Cafe Focus
Tenor Sax Jazz - Background for Coffee and Studying
Tenor Sax and Trumpet Solos - Music for Coffee and Studying
Warm Music for Coffee and Studying - Trumpet Jazz
Tenor Sax Jazz - Background for Working from Cafe
Trumpet and Soprano Sax Solos (Music for Seasonal Vibes)
Astounding Bossa Saxophone - Background for Dining Out
Music for Hotel Lobbies (Bossa Nova Vocals)
Joyful Ambiance for Pumpkin Spice Coffee
Joyful Piano Jazz - Background for Piano Bars
Backdrop for Wellness - Trumpet and Alto Sax
Reading Background Music Playlist: Concentration Music for Memory and Ocean Waves, Working Music, Production and Studying Music
Trumpet and Alto Saxophone - Music for Chilling Out
Reading Background Music Playlist: Ambient Music for Study and Nature Sounds, Studying Music for Reading and Concentration
Magical Bartione Sax solo - Ambiance for Cozy Afternoons
(Trumpet and Alto Saxophone) Music for Secret Bars
Big Band Jazz Ballad - Music for Autumn Moods
Sunny Jazz Trio - Background for Final Exams
Astounding Jazz Trio - Ambiance for Work Energy
Tranquil Music for Relaxing Sessions - Big Band Ballad with Guitar
Pulsating Big Band Ballad with Vibraphone - Background for Relaxing Sessions
Music for Relaxing Sessions - Luxurious Big Band Ballad with Guitar
Refined Music for Studying Moods - Trumpet and Alto Sax
Luxurious Music for Rainy Evenings - Big Band Ballad with Guitar
Music for Relaxing Sessions (Big Band Ballad with Guitar)
Big Band with Tenor Sax - Bgm for Chilling Days
High Class Music for Lunch Dates - Big Band Ballad with Guitar
Big Band Ballad with Vibraphone - Ambiance for Lunch Dates
Big Band with Tenor Sax - Bgm for Weekends with Friends
Glorious Music for Coffee Bars - Big Band Ballad with Guitar
Big Band Ballad with Vibraphone - Ambiance for Reading Time
Backdrop for Relaxing Days - Laid-back Trumpet, Electric Piano, Alto Sax and Soprano Sax
Opulent Trumpet Smooth Jazz - Ambiance for Living Room Time
Big Band with Tenor Sax - Bgm for Brunches
Music for Happy Hours - Grand Big Band Ballad with Guitar
Luxurious Ambiance for Lunch with Friends
Jazz Quartet - Ambiance for Monday Breakfast
Fun Trumpet Smooth Jazz - Ambiance for Comfy Moments
Trumpet Smooth Jazz - Background for Comfy Moments
Modish Background Music for Pop Up Restaurants
Big Band with Tenor Sax - Background Music for Happy Hours
Trumpet Smooth Jazz - Background for Sunday Mornings
Soulful Music for Brunches - Big Band Ballad with Guitar
Vibraphone and Tenor Saxophone Solos - Music for Community Cafes
Music for Living Room Time - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Scintillating Background Music for Lunch with Friends
(Vibraphone and Tenor Saxophone Solos) Music for Community Cafes
Soulful Jazz Quartet - Background for Coffee in Lobbies
Music for Cafe Moods - Subtle Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Chill Evenings - Modern Trumpet, Electric Piano, Alto Sax and Soprano Sax
Vibraphone and Tenor Saxophone Solos - Music for Coffee in Lobbies
Trumpet Smooth Jazz - Background for Caffe Latte
Backdrop for Holiday Travels - Vibraphone and Tenor Saxophone
Divine Smooth Jazz - Bgm for Chill Evenings
Music for Cafe Moods (Trumpet, Electric Piano, Alto Sax and Soprano Sax)
Mellow Music for Extended Vacations - Vibraphone and Tenor Saxophone
(Smooth Jazz Sax) Music for Chill Evenings
Mind-blowing Background Music for Extended Vacations
Bossa Trombone - Background Music for Bar Lounges
Wicked Bossa Saxophone - Background for Eateries
Background Music for Classic Restaurants
High-class Smooth Jazz Chill Out - Background for Good Vibes
Guitar Chill Out - Background Music for Sunny Days
Bossa Saxophone - Ambiance for Gourmet Food
Exquisite Background Music for Weekend Relaxing
Atmospheric Music for Weekend Relaxing - Chill Out
Guitar Chill Out - Bgm for New Year Vibes
Guitar Chill Out - Background for Hotel Cafes
Playful Guitar Chill Out - Background for Hotel Cafes
Backdrop for Champagne Brunches - Chill Out Guitar
Music for Sunrise with Coffee - Chill Out Guitar
Modish Music for Recharging Breaks - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Hotel Lounges - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Trumpet Smooth Jazz - Background for Classic Resorts
Trumpet Smooth Jazz - Background for Weekday Getaways
Understated Trumpet Smooth Jazz - Background for Winter Holidays
Bright Trumpet Smooth Jazz - Ambiance for Recharging Breaks
Dream Like Background for Brunch Meetups
Music for Morning Downtime - No Drums Jazz
Backdrop for Coffee and Brunch - Playful No Drums Jazz
Music for Sweet Mornings - Hot No Drums Jazz
Music for Sweet Mornings - No Drums Jazz
Sensational Music for Hotel Brunches - No Drums Jazz
Music for Classy Hotels - Sunny No Drums Jazz
Music for Morning Downtime - Glorious No Drums Jazz
Relaxing Trumpet Solo - Background for Good Memories
Music for Hotel Brunches - No Drums Jazz
Trumpet Solo - Ambiance for Orange Espressos
Wonderful Music for Coffee and Fun - Piano
Uplifting Smooth Jazz Chill Out - Background for Morning Coffee Trips
Mind-blowing Jazz Guitar - Ambiance for Eating Well
High Class Music for Midweek Staycations - Chill Out
Relaxed Background Music for Whiskey Bars
Music for Lobby Bars - High Class Trumpet Solo
Sprightly Music for Classic Luxury - Chill Out
Scintillating Smooth Jazz Chill Out - Ambiance for Midweek Staycations
Unique Background for Long Weekend Getaways
Smooth Jazz Chill Out - Background for Midweek Staycations
Jazz Ballad - Background Music for Hotel Trips
Jazz Ballad - Background Music for Easter Break
Refined Piano Jazz - Background for Quick Holidays
Piano Jazz - Background for April Vacations
Sunny Music for Spring Break Trips - Piano
Carefree Piano Jazz - Ambiance for Quick Holidays
Relaxing Jazz Ballad - Bgm for Whiskey Bars
Cultivated Music for Spring Sun - No Drums Jazz
Stylish Music for Tokyo Jazz Bars - Piano
Music for Creative Aprils (No Drums Jazz)
Pulsating Piano Jazz - Background for Tokyo Jazz Clubs
Trumpet Solo - Background for Work Productivity Hacks
Successful Music for Rejuvenating Creativity - No Drums Jazz
Peaceful Jazz Quartet - Background for Unique Perspectives
Music for Sweet Spring - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Deep Working (Trumpet and Alto Sax)
Music for Working Days - Elegant Trumpet and Alto Sax
Stellar Music for Rainy April - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Deep Working - Swanky Trumpet and Alto Sax
Smooth Jazz Quartet - Ambiance for Calming Work from Home
Bubbly Music for Hotel Restaurants - Trumpet and Alto Sax
Excellent Smooth Jazz - Bgm for Fresh Java Spots
Music for Summer Holiday - Casual Trumpet and Alto Sax
Music for Work Breaks - Marvellous Trumpet and Alto Sax
Piano Jazz - Background for Creativity Cafe
Relaxed Music for Soft Traveling - Trumpet, Soprano Sax, Tenor Sax and Guitar
Saxophone Bossa - Background Music for Mellow Trips
Backdrop for Night Time Coffee - Terrific Piano
Backdrop for Mellow Trips - Trumpet, Soprano Sax, Tenor Sax and Guitar
Piano Jazz - Background for Jolting Coffee
Backdrop for Slacking Off Sundays - Soprano Sax Solo
Quartet Jazz - Ambiance for Chill Imaginations
Music for Kitchen Moments (Jazz Organ and Guitar)
Jazz Trio - Ambiance for Night-Time Reflections
Backdrop for May Moments - Spectacular Trumpet, Electric Piano, Alto Sax and Soprano Sax
Quartet Jazz - Background for Low Key Mornings
Retro Trumpet Smooth Jazz - Background for May Moods
Soprano Sax Solo (Music for Seasonal Chill Time)
Soprano Sax Solo (Music for Summer Momentums)
Quartet Jazz - Ambiance for Summer Routines
Music for Night Fever - Soprano Sax Solo
Quartet Jazz - Ambiance for Sixth Senses
Understated Bari Sax Jazz - Bgm for Classic Coffee Drinks
Music for Energetic Keynotes (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Backdrop for Summer Songs - Jazz Quartet
Dream-Like Background Music for Soft Melodies
Backdrop for Energizing Coffee Beverages - Latin Music
Background Music for Refreshing Coffee Tonic
Latin Trumpet - Background for Soda and Java
Music for Summer Vibrations - Soprano Sax Solo
Music for Summer Classics - Exciting Soprano Sax Solo
Backdrop for Happy Fridays - Dashing Soprano Sax Solo
Astonishing Ambiance for Tropical Outros
Music for Sunny Classics - Deluxe Jazz Quintet
Subtle Trumpet Bossa - Background for Lounging Summer
Guitar Bossa Nova - Music for Mind Hours
Music for Mind Hours (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Guitar Bossa Nova (Music for Lounging Summer)
Music for Staying Cool - Trumpet, Soprano Sax, Tenor Sax and Guitar
Music for Cool Summers - Trumpet, Soprano Sax, Tenor Sax and Guitar
Suave Trumpet Bossa - Background for August Moods
Music for Jazzy Cafes - Bright Jazz Quartet
Saxophone Bossa - Background Music for Late Summer Vibing
Background Music For Study and Focus, Vol. 2
Backdrop for Cooling Summer - Happening Soprano Sax Solo
Atmospheric Easy Listening Piano - Ambiance for Acoustic Together
Calm Acoustic Smooth Jazz Guitar - Ambiance for Pleasant Nights
Wicked Backdrop for Just Relaxing Monday
Subdued Jazz Trio - Background for Last Minute Holidays
Background Music for The Rewinding Times
Exciting Music for September Dream - Jazz Organ and Guitar
Backdrop for Late Summer Blue - Happy Jazz Organ and Guitar
(Jazz Organ and Guitar Solo) Music for Autumn Beginning
Dashing Music for Light Throwbacks - Latin Piano Jazz
Backdrop for Deep Season - Jazz Organ and Guitar
Music for Redemption Mode (Jazz Organ and Guitar)
Quartet Jazz - Background for The Presence
Quartet Jazz - Ambiance for Enlightened Moods
Atmospheric Jazz Quartet - Bgm for Awakened Starlights
Sensational Quartet Jazz - Ambiance for The Presence
Delightful Jazz Quartet - Bgm for The Relaxing Times
Joyful Latin Guitar - Bgm for Pathway Serenity
Successful Music for Easy Vibes - Jazz Guitar Solo
Astounding Latin Trumpet - Background for Deep Realities
Sprightly Jazz Quartet - Bgm for The Relaxing Times
Tranquil Latin Guitar - Bgm for Deep Realities
Elegant Music for Fall Positive - Jazz Quintet
Subdued Backdrop for October Mindfulness
Sunny Guitar Quartet - Bgm for Another Chill Evening
Debonair Music for Hypnotic October - Latin Music
Guitar Quartet - Bgm for Another Chill Evening
Music for Lounge Moods - Acoustic Guitars
Music for Courageous Friday - Distinguished Soprano Sax Solo
Jazz Organ and Guitar Solo - Music for Morning Victory
Alto Sax Solo - Music for Creative Flashback
Backdrop for Repeating Nights - Scintillating Jazz Organ and Guitar
Trio Jazz - Background for Discovering Room
Luxurious Jazz Trio - Ambiance for Respectful Flashbacks
Scintillating Background for Courageous Friday
Spectacular Trio Jazz - Background for Warm Memory
Backdrop for New Experiences - Trumpet, Soprano Sax, Tenor Sax and Guitar
Trumpet Bossa - Ambiance for Stress Managing
Stylish Music for Sweet Clouds - Alto Sax
Jazz Violin - Background for Inspiring Notes
Tenor Sax Jazz - Ambiance for Sounds of Success
Elegant Music for Accepted Starts - Jazz Quartet
Luxurious Background for Delightful Time
Music for Cute Celebration (Bossa Guitar Trio)
Glorious Bossa Guitars - Bgm for Morning Pictures
Retro Easy Listening Piano Music - Bgm for Novembers Momentum
Smooth Guitar Trio - Ambiance for Cute Celebration
Music for Beautiful Illusions (Jazz Quintet)
Smooth Jazz Guitar - Background Music for Joyful Music
Bright Background for That Familiar Feeling
Smooth Jazz Guitar - Bgm for Brave Acoustics
Guitar Solo - Music for Accepting Pictures
Easy Listening Piano Music - Bgm for Accurate Work
Simplistic Music for Brave Acoustics - Harmonica Solo
Music for Accepting Pictures - Atmospheric Harmonica Solo
Backdrop for Tropical Joys - Retro Soprano Sax Solo
Latin Guitar - Bgm for Calm December Days
Marvellous Background Music for Cozy in Winter
Son Montuno - Music for Rainy December Moods
Backdrop for Soft Mornings - Jazz Organ and Guitar
Relaxed Music for Morning Nocturnes - Jazz Organ and Guitar
Artistic Jazz Trio - Ambiance for Unwinding Hope
Successful Music for Late Coffee - Piano Bossa Nova Duo
Cool Music for Calming Lounges - Piano Bossa Nova Duo
Lively Piano Duo Jazz - Bgm for Calming Lounges
(Piano Bossanova Duo) Music for Coffee Escapes
Piano Jazz Duo - Background for January Surprises
Piano Jazz Duo - Ambiance for Easy Resolutions
Serene Piano Jazz Duo - Background for January Surprises
Backdrop for Luxurious Favorites - Number One Jazz Quintet
Vibrant Background Music for Cooling Oceans
Fiery Background Music for Mellowing Fridays
Sparkling Ambiance for Private Acoustics
Pulsating Trio Jazz - Background for Cooling Oceans
Uplifting Guitar Jazz - Ambiance for Dreamy Days
Music for Reclining Rains (Jazz Quintet)
Quintet Jazz (Music for Vibrant Reflections)
Quintet Jazz (Music for Losing Nostalgia)
Quintet Jazz - Music for Comfortable Night
犬との心地いい朝のリラックス音楽
パプタスティック・ドッグオーナー・チューン
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2038df0fd143b1743d58e6928da3b815c142f53d766748f7f8af2514f2c8059. Chain 2 (Bitcoin): anchored in block 959010 (2026-07-21T13:22:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZL9X5836240.