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 0x5045e8148b7bd688e9cf82106b564a34e0979933b87103120d5cbf7566909bb6. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/25376fc7-088e-4dd5-b23b-18c5b1ff5287.json and https://artists.proofprofile.net/proofs/artist/25376fc7-088e-4dd5-b23b-18c5b1ff5287.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Chilled Bossa Saxophone - Background for Wellness
Trio Jazz - Background Music for Work from Home
Glorious Tenor Sax Jazz - Ambiance for Co Working Spaces
Music for Calming Moments - Thrilling Bossanova
Understated Tenor Sax Jazz - Ambiance for Work
Delightful Tenor Sax Jazz - Ambiance for Co Working Spaces
Introspective Music for Los Angeles Jazz Clubs
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 0xa4f9659477632193683b781512ac66f512d6cd8636fbbb16511940ab53c2d3d8. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T21:57:44Z), 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/BGA471809587.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80f2aa63ef72d67542dddf1886e4b74f2d7446371119723a7766819a25b61808. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/BGA471809590.
Background Music for Los Angeles Jazz Clubs
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6eedfea8ea24becab69b723343810e21ef091bec052488d2d3f8e39cf06d1091. Chain 2 (Bitcoin): anchored in block 958523 (2026-07-18T08:54:12Z), 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/BGA471809592.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fd841b0174a76fda8e98d54d7f096e1b65ce3808547a10eb7075209c9e83a03. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T14:11:09Z), 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/BGA471809596.
Astonishing Backdrop for Cooking at Home
Music for Reading - Glorious Electric Piano and Alto Saxophone
Electric Piano and Alto Saxophone Solo - Music for Remote Work
Modern Jazz Piano - Background for Breakfast
Music for Preparing Dinner - Mellow Tenor Saxophone
Wondrous Jazz Trio - Ambiance for Quarantine
Christmas Dinner (It Came Upon a Midnight Clear)
Ding Dong Merrily on High, Christmas Shopping
Backdrop for Afternoons - Marvellous Piano
Majestic Tenor Sax Jazz - Ambiance for Cool Cafes
Brazilian Jazz - Background for Relaxing Holidays
Music for Cool Cafes - Lonely Trumpet Jazz
Dream Like Tenor Sax Jazz - Background for Cafe Focus
Tenor Sax Jazz - Background for Coffee and Studying
Tenor Sax and Trumpet Solos (Music for Chilled Days)
Background Music for Working from Coffeehouses
Tenor Sax Jazz - Background for Coffee Dates
Tenor Sax Jazz - Background for Dinner Time
Backdrop for Date Nights - Brilliant Trumpet Jazz
Music for Tea Time - Dream-Like Trumpet Jazz
Tenor Sax Jazz - Background for First Dates
Backdrop for Relaxing Cafes - Trumpet Jazz
Suave Tenor Sax Jazz - Ambiance for First Dates
Number One Music for Eating - Trumpet and Alto Sax
Music for Evenings (Trumpet and Alto Sax)
Backdrop for Morning Routines - Magical Trumpet and Soprano Sax
Music for Eating - Spacious Trumpet and Alto Sax
Music for Family Dinner - Trumpet and Soprano Sax
Music for Morning Routines - Trumpet and Soprano Sax
Heavenly Jazz Trio - Ambiance for Ordering In
Bossa Trombone - Background Music for Sunday Brunch
Music for Coffee Time (Trumpet and Alto Sax)
Subtle Jazz Trio - Ambiance for Dinner at Home
Contemporary Jazz Trio - Background for Evenings
Music for Ordering In (Trumpet and Alto Sax)
Trumpet and Soprano Sax Solos (Music for Calm Cafes)
Bossa Male Song - Music for Brazilian Steakhouses
Romantic Clarinet Solo - Ambiance for Cocktail Hour
Music for Friday Night Dinner - Trumpet Solo
(Trombone Solo) Music for After Dinner Coffee
Smoky Music for Reducing Stress - Trumpet and Alto Sax
Backdrop for Reducing Stress - Trumpet and Alto Sax
Contemporary Ambiance for Cozy Rainy Days
Music for Cozy Cafes - Trumpet and Alto Sax
Jazz Trio - Ambiance for Resting at Coffee Shops
Artistic Big Band Ballad with Vibraphone - Ambiance for Secret Bars
Big Band with Tenor Sax - Bgm for Quiet Time
Trumpet and Alto Saxophone - Music for Bar Time
Charming Big Band with Tenor Sax - Bgm for Cool Restaurants
Contemporary Music for Staying Focused - Trumpet and Alto Sax
Funky Big Band with Tenor Sax - Bgm for Winter Time
Wonderful Big Band Ballad with Vibraphone - Background for Secret Bars
Big Band Ballad with Vibraphone - Ambiance for Cool Evenings
Backdrop for Winter Time - Simplistic Big Band Ballad with Guitar
Happening Big Band Ballad with Vibraphone - Ambiance for Autumn Moods
Fun Jazz Trio - Background for Happy Hour with Friends
Big Band with Tenor Sax - Bgm for Lounge Bars
Backdrop for Relaxing Sessions - Sensational Big Band Ballad with Guitar
(Trumpet and Alto Saxophone) Music for Staying Focused
Music for Cool Evenings - Sunny Big Band Ballad with Guitar
Music for Deluxe Cafes - Trumpet and Alto Sax
Big Band Ballad with Vibraphone - Ambiance for Hanging Out
Subtle Big Band Ballad with Vibraphone - Background for Chilling Days
Trumpet and Alto Saxophone - Music for Fine Dining
Elegant Big Band Ballad with Vibraphone - Background for Lunch Break
Backdrop for Hanging Out - Mellow Big Band Ballad with Guitar
Backdrop for Lunch at Work - Big Band Ballad with Guitar
Music for Sunday Mornings - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Smoky Trumpet Smooth Jazz - Background for Comfy Moments
Music for Lazy Days - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Comfy Moments - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Quartet Jazz - Background Music for Room Service
Music for Caffe Latte - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Jazz Quartet - Background for Hotel Lobbies
Extraordinary Jazz Quartet - Ambiance for Room Service
Music for Coffee in Lobbies - Vibraphone and Tenor Saxophone
Subdued Trumpet Smooth Jazz - Background for Caffe Latte
Music for Gourmet Restaurants (Trumpet and Soprano Sax)
Jazz Quartet - Ambiance for Room Service
The Holly and the Ivy, Wholesome Christmas
Music for Hotel Lobbies - Vibraphone and Tenor Saxophone
Smooth Jazz - Background for Weekend Holidays
Cultured Smooth Jazz - Background for Weekend Holidays
Mind-blowing Ambiance for Coffee with Friends
Backdrop for Ending the Year Right - Spirited Bossanova
Tasteful Bossa Saxophone - Ambiance for Daily Routines
Bossa Saxophone - Background for Horchata Lattes
Sublime Bossa Saxophone - Ambiance for Bar Lounges
Contemporary Backdrop for Horchata Lattes
Modish Bossa Trombone - Bgm for Classic Restaurants
Bossa Saxophone - Ambiance for Classic Restaurants
Breathtaking Music for Gourmet Coffees - Bossanova
Suave Bossa Saxophone - Ambiance for Classic Restaurants
Backdrop for Horchata Lattes - Classic Bossanova
Inspired Bossa Saxophone - Ambiance for Horchata Lattes
(Smooth Jazz Sax) Music for Midweek Escapes
Quintet Jazz - Background Music for Friday Dining
Music for Winter Holidays - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Trumpet Smooth Jazz - Ambiance for Winter Holidays
Music for Hotel Lounges (Trumpet, Electric Piano, Alto Sax and Soprano Sax)
Entertaining Clarinet Solo - Ambiance for Club Lounging
Mind-blowing Music for Saturday DInner - Trumpet Solo
Energetic Music for Friday Dining - Trumpet Solo
Cool Music for Friday Dining - Trumpet Solo
Trumpet and Alto Saxophone - Music for Recharging Routines
Number One Background Music for Daily Unwinding
Backdrop for Positive Mindsets - Phenomenal Trumpet and Alto Sax
Wicked Music for Long Weekend Getaways - Chill Out
Sunny Clarinet Solo - Ambiance for Jazz Clubs
Dream Like Clarinet Solo - Ambiance for Lobby Bars
Smooth Jazz Chill Out - Ambiance for Midweek Staycations
Music for Wellness Vacations - Alluring Chill Out
Uplifting Backdrop for Wellness Vacations
Cheerful Piano Jazz - Ambiance for Hotel Trips
Backdrop for Spring Break Getaways - Piano
Piano Jazz - Background for Fun Vacations
Fabulous Music for Spring Break Getaways - Piano
Jazz Ballad - Background Music for Spring Break Getaways
Background Music for Spring Break Getaways
Trumpet Solo - Ambiance for Rejuvenating Creativity
Charming Trumpet Solo - Background for Spring Sun
Music for New Creativity - Modern No Drums Jazz
Backdrop for Late Night Unwinding - Relaxed Vibraphone and Tenor Saxophone
Music for Study and Sleep - Lovely Vibraphone and Tenor Saxophone
Swanky Trumpet Smooth Jazz - Ambiance for Rainy April
Music for Deep Working (Trumpet and Alto Sax)
Music for Rainy April (Trumpet, Electric Piano, Alto Sax and Soprano Sax)
Trumpet and Alto Saxophone (Music for Long Study Sessions)
Romantic Quartet Jazz - Bgm for Calming Work from Home
Music for Mental Health Days at Home - Vibraphone and Tenor Saxophone
Bright Background for Relaxing Spring Time
Backdrop for Late Night Unwinding - Chilled Vibraphone and Tenor Saxophone
(Trumpet and Alto Saxophone) Music for Study Focus
Music for Being Busy (Trumpet and Alto Sax)
Music for Foggy Days - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Delightful Background Music for LA Coffee Clubs
Backdrop for Slacking Off Sundays - Soprano Sax Solo
Music for Early Summer Changes (Trumpet, Electric Piano, Alto Sax and Soprano Sax)
Backdrop for Chill Imaginations - Soprano Sax Solo
Backdrop for Low Key Mornings - Cheerful Soprano Sax Solo
Quartet Jazz - Background Music for Mellowing Out
Magical Background Music for June Evenings
Backdrop for Night Fever - Dashing Soprano Sax Solo
Music for Bohemia Vibes (Soprano Sax Solo)
Thrilling Quartet Jazz - Ambiance for Night Fever
Tenor Sax Solo (Music for Bohemia Vibes)
Trumpet Bossa - Background for Lively Overtones
Saxophone Bossa - Background Music for Mood Boostings
Fun Music for Refreshing Coffee Tonic - Latin Music
Music for Summer Classics - Sophisticated Soprano Sax Solo
Music for Pure Daydreamers - Urbane Jazz Quintet
Music for Happy Fridays (Soprano Sax Solo)
Sultry Trumpet Bossa - Ambiance for Lounging Summer
Backdrop for Calm Reflections - Trumpet, Soprano Sax, Tenor Sax and Guitar
Exciting Background Music for Refreshing Iced Coffee Drinks
Backdrop for Staying Cool - Thrilling Trumpet, Soprano Sax, Tenor Sax and Guitar
Music for Self Care and Coffee (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Music for Deluxe Augusts - Soprano Sax Solo
Music for August Rejuvenation - Soprano Sax Solo
Music for Fall Seasons - Jazz Organ and Guitar
Fun Music for Autumn Beginning - Jazz Organ and Guitar
Music for Autumn Beginning - Lonely Jazz Organ and Guitar
Backdrop for Summer Thrill - Jazz Organ and Guitar
Backdrop for Fun in Summer - Understated Jazz Organ and Guitar
Music for Gold Collection - Atmospheric Harmonica Solo
Music for Atmospheric Power - Harmonica Solo
Jazz Organ and Guitar Solo - Music for Redemption Mode
(Jazz Organ and Guitar Solo) Music for Seasonal Thought
Music for Balancing Move - Sunny Harmonica Solo
Simplistic Backdrop for Reclining Afternoons
Music for Awakened Starlights (Jazz Guitar Solo)
Trio Jazz - Bgm for Reclining Afternoons
(Jazz Organ and Guitar Solo) Music for Reclining Afternoons
Music for Awakened Starlights - Hypnotic Jazz Guitar Solo
Bubbly Background Music for Completely Present
Latin Trumpet - Background for Dawning Lights
Terrific Latin Trumpet - Ambiance for Pathway Serenity
Latin Trumpet - Ambiance for At The Hotel
Music for Mystical Sounds - Superlative Jazz Guitar Solo
Music for Autumns Vibrations - Jazz Quintet
Happy Jazz Violin - Background for October Clarity
Romantic Music for Calming Down Lounges - Acoustic Guitars
Music for October Mindfulness (Jazz Quintet)
Organic Guitar Music - Ambiance for Mellow Recliners
Backdrop for Calming Down Lounges - Acoustic Guitars
Hip Music for Discovering Passion - Soprano Sax Solo
Music for Chill Contemplation - Trumpet, Soprano Sax, Tenor Sax and Guitar
Understated Quartet Jazz - Ambiance for Peaceful Smiles
Luxurious Music for Creative Flashback - Piano Bossa Nova Duo
Music for Discovering Room - Piano Bossa Nova Duo
Jazz Piano Duo - Ambiance for Cool Shadows
Superlative Quartet Jazz - Ambiance for Inspired Fall
Casual Music for Discovering Room - Piano Bossa Nova Duo
Sensational Trumpet Bossa - Background for New Experiences
Brilliant Background Music for Lounging Luxury
Music for New Experiences (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Pulsating Background for Optimistic Worlds
Bari Sax Jazz - Background Music for Sounds of Success
Exciting Easy Listening Piano - Ambiance for Inspiring Lullaby
Jazz Violin - Ambiance for Sure Laughter
Music for Optimistic Worlds (Jazz Quartet)
Refined Bossa Guitar Trio - Background for Acoustic Messages
Quintet Jazz - Music for Beautiful Illusions
Easy Listening Piano - Ambiance for Dreamy Abstracts
Jazz Violin - Background for Perfect Energy
Excellent Easy Listening Piano - Background for Novembers Momentum
Hypnotic Background for Morning Pictures
Carefree Bossa Guitar Trio - Ambiance for Fun Rhythm
Phenomenal Background Music for Morning Pictures
Sunny Jazz Violin - Background for Old-Fashioned Originals
Jazz Violin - Ambiance for Old-Fashioned Originals
Backdrop for Accepting Pictures - Sophisticated Harmonica Solo
Music for November Nocturnal - Simple Jazz Quintet
Acoustic Smooth Jazz Guitar - Background for New Looks
Acoustic Smooth Jazz Guitar - Background for Joyful Music
Music for Occassional Happenings (Jazz Quintet)
Hot Quartet Jazz - Background for Alternative Oceans
Jazz Quartet - Background Music for Jolly Victory
Son Montuno (Music for Rainy December Moods)
Sophisticated Music for Coffee House Winters - Latin Music
Music for Soft Memory - Fabulous Jazz Organ and Guitar
Smooth Jazz Trio - Background for Vague Details
Brilliant Music for Soft Memory - Jazz Organ and Guitar
Brilliant Piano Duo Jazz - Bgm for Calming Lounges
Spectacular Piano Duo Jazz - Bgm for Late Coffee
Piano Jazz Duo - Background for January Surprises
Vintage Piano Jazz Duo - Ambiance for Luxurious Holiday
Successful Piano Duo and Alto Saxophone - Bgm for Private Acoustics
Music for Colorful Unwinding - Vivacious Jazz Quintet
Piano Duo and Alto Saxophone - Bgm for Lazy Chill Peace
Music for Luxurious Favorites - Jazz Quintet
Alluring Backdrop for Colorful Unwinding
Spectacular Guitar Jazz - Ambiance for Smooth Escapes
Quintet Jazz (Music for Reclining Rains)
Ethereal Jazz: Serenades of Soulful Harmony
プレーン・コーヒー・クロワッサン
発芽ストリートのサウンドトラック
Jazz Music Espresso: Lively Morning Kick
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1421849857772781d0c404d603d9374f5887df87ba041f707a9b0b0b5fc12ca. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/USLZJ2461171.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd182be77530cffdccf266b0c25ef22c4e8477ba6c9fcf2ac8a5a12129bebb4b. Chain 2 (Bitcoin): anchored in block 960349 (2026-07-31T05:23:41Z), 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/USLZJ2461150.
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc65eb46a6bb0b680a4774a75682c5fc7703e7b0eddcfeaa1a7f9a65d8f89f3c. Chain 2 (Bitcoin): anchored in block 960354 (2026-07-31T05:48:18Z), 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/USLZJ2461158.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62439cbb91317351c2716436b6267bd66110e497b2de2677e3ccee33bf909ca7. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), 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/USLZJ2461179.
Blue Note Ballads: Instrumental Jazz Music
Midnight Café Jazz: Smooth Jazz Saxophone
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc77aa79d27275936787cf0d1932e45a38ddf0dccda5efeb98ea88aea714a3bd. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/PL8D72475123.