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 0x8d9ed5456f72fbcc230275cf8b09659ade1c174c32fbe53dd64f03662b96084b. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c65fd58f-0bd4-45a9-bf73-16d6efb306aa.json and https://artists.proofprofile.net/proofs/artist/c65fd58f-0bd4-45a9-bf73-16d6efb306aa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0xda9adcf091a5b76b9a519c380d37ba3a00e39e3e5d50e9ee4393450a99661572. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/BGA471904945.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x043c2f335ca3c9821ecb9a7aae0b89493120fc1eac3117c81cf98c2678c33df7. Chain 2 (Bitcoin): anchored in block 958905 (2026-07-20T16:14:34Z), 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/BGA471904950.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86afc29dfd930c50bf2ab93b6ebc688f471e54cf674e9a9cc78176bf8ef5669e. Chain 2 (Bitcoin): anchored in block 958775 (2026-07-19T20:13:58Z), 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/BGA472124565.
Incredible Music for Cortados - Chill Out
Guitar Chill Out - Bgm for Sunday Brunches
Simplistic Smooth Jazz Chill Out - Ambiance for Good Vibes
Music for Rest - Subdued Bossa Nova Guitar
Artistic Guitar Chill Out - Bgm for Sunday Brunches
Music for Sunrise with Coffee - Subdued Chill Out Guitar
Sophisticated Ambiance for Champagne Brunches
Music for Sunrise with Coffee (Chill Out Guitar)
Chill Out Sax (Music for Breakfast Buffets)
(Chill Out Sax) Music for Sunrise with Coffee
Guitar Chill Out - Ambiance for Hotel Cafes
Jazz Trio - Background for Classy Hotels
Funky Music for Cocktail Times - Trumpet and Alto Sax
Trumpet and Alto Saxophone (Music for Classy Hotels)
Tasteful Background Music for Winter Vibes
Backdrop for Hotel Lounge Bars - Trumpet and Alto Sax
Fun Jazz Trio - Background for Classy Hotels
Backdrop for Nightcap Drinks - Trumpet and Alto Sax
Music for Classy Hotels - Paradise Like Trumpet and Alto Sax
Music for Dinner and Drinks (Trumpet and Alto Sax)
(Trumpet and Alto Saxophone) Music for Classy Hotels
Divine Jazz Trio - Background for Nightcap Drinks
Friendly Clarinet Solo - Ambiance for Jazz Bars
Music for Weekday Getaways - Charming Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Saturday DInner - Relaxing Trumpet Solo
Music for Exclusive Restaurants - Trumpet Solo
Quintet Jazz - Background Music for Saturday DInner
Trumpet Smooth Jazz - Background for Weekday Getaways
Smooth Jazz Sax (Music for Recharging Breaks)
Uplifting Music for Recharging Breaks - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Majestic Background for Exclusive Restaurants
Festive Smooth Jazz - Bgm for Recharging Breaks
Music for Jazz Bars - Smoky Trumpet Solo
Fun Music for Exclusive Restaurants - Trumpet Solo
Music for Saturday DInner - Trumpet Solo
(Smooth Jazz Sax) Music for Weekday Getaways
Backdrop for Hotel Lounges - Fantastic Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Weekday Getaways - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Big Band Jazz Ballad (Music for Morning Sunrise)
Music for Daily Routines - Sublime Big Band Ballad with Guitar
Music for Breakfast Diners (No Drums Jazz)
Cultivated Big Band with Tenor Sax - Bgm for Morning Inspiration
Music for Breakfast Diners - Simple No Drums Jazz
Warm Background Music for Coffee with Friends
Contemporary Jazz Guitar Solo - Bgm for Coffee and Brunch
(Big Band Jazz Ballad) Music for Hotel Bar
Suave Trumpet Solo - Background for Yuzu Coffees
Music for Lobby Cafes - Fashionable No Drums Jazz
Thrilling Trumpet Solo - Background for Classy Hotels
Big Band Ballad with Vibraphone - Ambiance for Pleasant Evenings
Trumpet Solo - Background for Classy Hotels
Vibrant Background Music for Classy Hotels
Hot Music for Room Service Coffee - No Drums Jazz
Uplifting Background Music for Restaurant Lounges
Soulful Music for Restaurant Lounges - Big Band Ballad with Guitar
Sublime Trumpet Solo - Ambiance for Hotel Brunches
Successful Guitar Chill Out - Bgm for Java Moments
(Trumpet and Alto Saxophone) Music for Lounge Bar
Big Band Ballad with Vibraphone - Background for Classic Cocktails
Vintage Music for Lunch Break Coffee - Chill Out
Music for Hotel Club Lounges - Fantastic Trumpet and Alto Sax
Music for Lunch Break Coffee - Urbane Chill Out
Trumpet and Alto Saxophone (Music for Speakeasies)
Music for Speakeasies (Trumpet and Alto Sax)
Number One Smooth Jazz Chill Out - Ambiance for Back to Work
Majestic Jazz Trio - Background for Luxury Staycations
Backdrop for Classic Luxury - Alluring Chill Out
Playful Jazz Guitar - Background for Fresh Gourmet
Trumpet and Alto Saxophone (Music for Hotel Bar)
Music for Luxury Staycations - Trumpet and Alto Sax
Music for Cocktail Nights (Trumpet and Alto Sax)
Outstanding Music for Midweek Staycations - Chill Out
Excellent Background for Boutique City Hotels
Backdrop for Cool Dining - Inspiring Jazz Ballad
Smooth Jazz Chill Out - Background for Classic Luxury
Music for Top Restaurants - Trumpet and Alto Sax
Backdrop for Midweek Staycations - Chill Out
Music for Midweek Staycations (Chill Out)
Vivacious Piano Jazz - Ambiance for Spring Break Getaways
Music for Fun Vacations - Peaceful Piano
Soulful Piano Jazz - Ambiance for Luxury Resorts
Piano Jazz - Ambiance for Spring Break Trips
Music for Hotel Trips - Remarkable Piano
Smooth Jazz Chill Out - Ambiance for Hotel Lounge Bars
Piano Jazz - Background for Quick Holidays
Lovely Big Band Ballad with Vibraphone - Ambiance for Springtime Feelings
Delightful Music for Spring Days - Big Band Ballad with Guitar
Music for Quiet Day Moods (No Drums Jazz)
Entertaining Jazz Ballad - Bgm for Tokyo Moods
Relaxed Trumpet Solo - Ambiance for Interesting Concepts
Music for Creative Energies - Wonderful No Drums Jazz
Music for Work Productivity Hacks - No Drums Jazz
Big Band with Tenor Sax - Bgm for Early Spring
Big Band Ballad with Vibraphone - Background for Early Spring
Jazz Ballad - Background Music for Tokyo Clubs
Backdrop for Spring Days - Incredible Big Band Ballad with Guitar
(Big Band Jazz Ballad) Music for Early Spring
Music for Rejuvenating Creativity - No Drums Jazz
Music for Creative Energies (No Drums Jazz)
Fun Trumpet Smooth Jazz - Background for Relaxing Spring Time
Music for Calming Work from Home - Peaceful Vibraphone and Tenor Saxophone
Backdrop for Aesthetic Vibes - Brilliant Big Band Ballad with Guitar
Hypnotic Music for Sweet Spring - Trumpet, Electric Piano, Alto Sax and Soprano Sax
(Big Band Jazz Ballad) Music for Good Spring Vibes
Modern Big Band Ballad with Vibraphone - Ambiance for Mood Boosting
Music for Relaxing Spring Time - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Quartet Jazz - Background Music for Late Thursday Lunches
Music for Rainy April - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Calming Work from Home (Vibraphone and Tenor Saxophone)
Music for Sweet Spring - Dream-Like Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Mood Boosting (Big Band Ballad with Guitar)
Music for Sunny Days (Big Band Ballad with Guitar)
Music for Weekday Wellness - Soprano Sax Solo
Relaxed Ambiance for Study and Sleep Moods
Big Band Jazz Ballad - Music for Study and Sleep Moods
Music for Aesthetic Vibes - Big Band Ballad with Guitar
Lovely Music for Workcation - Trumpet and Alto Sax
Smooth Jazz - Background Music for Fresh Java Spots
Trumpet Smooth Jazz - Ambiance for LA Coffee Clubs
Marvellous Music for NYC Cafe Bars - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Piano Jazz - Background for Creativity Cafe
Piano Jazz - Background for Jolting Coffee
Music for May Moods - Mellow Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for May Travels - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Dream-Like Background Music for Early Summer Changes
Simplistic Background Music for Calming Night
Music for Lazy Thursday (Soprano Sax Solo)
Music for Summer Routines - Refined Soprano Sax Solo
Delightful Ambiance for Mellow June Mornings
Peaceful Trio Jazz - Bgm for Mellow Junes
Quartet Jazz - Background Music for Summer Routines
Jazz Organ and Guitar Solo - Music for Summer Momentums
Quartet Jazz - Background for Summer Routines
Jazz Trio - Background for Seasonal Chill Time
Music for Summer Loves (Jazz Organ and Guitar)
Laid-back Quartet Jazz - Ambiance for Summer Routines
Vivacious Jazz Quartet - Bgm for Chillout June
Inspiring Music for Chillout June - Jazz Guitar Solo
Astounding Background Music for Jazz and Chill
Exciting Ambiance for Peak Jazz Academies
Jazz Organ - Background Music for Wonderful Overtones
Quiet Quartet Jazz - Background for Bohemia Vibes
Music for Lively Overtones - Friendly Trumpet, Soprano Sax, Tenor Sax and Guitar
Incredible Trumpet Bossa - Ambiance for Mood Boostings
Wonderful Background Music for Soda and Java
Son Montuno (Music for Iced Coffee for Summer)
Subdued Music for Espresso Tonics - Latin Music
Music for Sunday Evening Cafe - Jazz Quintet
Jazz Organ - Background Music for Coffee House Mornings
Jazz Violin - Background for Classic Daydreaming
Calm Jazz Organ - Bgm for Classic Daydreaming
Music for Happy Fridays - Smart Soprano Sax Solo
Relaxed Quartet Jazz - Ambiance for July Fun
Debonair Jazz Organ - Bgm for Quiet in July
Breathtaking Music for Summer Delight - Soprano Sax Solo
Saxophone Bossa - Background Music for Calm Reflections
Music for Lounging Summer (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Music for Jazzy Recliners - Vivacious Trumpet, Soprano Sax, Tenor Sax and Guitar
Guitar Bossa Nova - Music for Self Care and Coffee
Unique Ambiance for Morning Wellness Coffee
Music for Cooling Summer - Soprano Sax Solo
Jazz Trio - Ambiance for September Dream
Vintage Jazz Trio - Background for September Dream
Tranquil Jazz Trio - Background for Fall Seasons
High Class Trio Jazz - Bgm for Deep Season
Stylish Jazz Trio - Ambiance for Summer Thrill
Jazz Organ and Guitar Solo (Music for Summer Thrill)
Music for The Presence (Jazz Guitar Solo)
Dream Like Background for Relaxed Dining
In The Mood For Lo-Fi: Serene Lofi Beats For Your Daily Coffee
(Soprano Sax Solo) Music for Decompressing and Coffee
Music for Tasty Coffee (Jazz Guitar Solo)
Binaural Beats: Spiritual Harmony Music Vol. 1
Music for Autumn Collections (Latin Music)
Jazz Violin - Ambiance for Autumns Vibrations
Successful Music for Autumns Vibrations - Jazz Quintet
Deluxe Guitar Quartet - Bgm for Mellow Recliners
Music for Autumn Night Drives - Romantic Acoustic Guitars
Music for Autumns Vibrations - Jazz Quintet
Music for Mellow Recliners (Acoustic Guitars)
High Class Trumpet Bossa - Background for Mind Soothing Fall
Quartet Jazz - Background for Powerful Seasons
Music for Mind Soothing Fall (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Music for Stress Managing - Trumpet, Soprano Sax, Tenor Sax and Guitar
Music for Wild Morning (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Piano Duo and Alto Saxophone - Background Music for New Sunshine
Pulsating Background Music for Discovering Passion
Guitar Bossa Nova (Music for Mind Soothing Fall)
(Tenor Sax Solo) Music for Discovering Passion
Cultured Music for Accepted Hope - Soprano Sax Solo
Guitar Bossa Nova (Music for Chill Contemplation)
Alluring Background for SIlent Solutions
Quartet Jazz - Music for Optimistic Worlds
Bari Sax Jazz - Background Music for Delightful Time
Energetic Bari Sax Jazz - Bgm for Sounds of Success
Jazz Violin - Ambiance for Vibrant Streets
Quintet Jazz - Music for SIlent Solutions
Easy Listening Piano Music - Background Music for Winters Love
Calm Jazz Violin - Ambiance for Rainbow Times
Music for Beautiful Illusions - Jazz Quintet
Paradise Like Background for Higher Tones
Fiery Bossa Guitars - Bgm for Accepting Times
Wicked Jazz Violin - Background for Beautiful Illusions
Backdrop for Dreamy Abstracts - Playful Latin Piano Jazz
Luxurious Guitar Trio - Ambiance for Morning Pictures
Guitar Trio - Ambiance for Best Horizons
Music for Life Lists - Funky Jazz Quintet
Extraordinary Background Music for Life Lists
Music for Joyful Music - Bubbly Harmonica Solo
Music for November Nocturnal - Jazz Quintet
Easy Easy Listening Piano - Ambiance for Important Goals
Latin Piano Music (Music for That Familiar Feeling)
Music for Upbeat Winter - Harmonica Solo
Jazz Violin - Background for Old-Fashioned Originals
Backdrop for Classic Quintets - Jazz Quintet
Soprano Sax Solo - Music for Handmade Blues
Refined Jazz Quartet - Bgm for Jolly Victory
Festive Music for Coffee House Winters - Latin Music
Spectacular Background for Calm December Days
Music for Rainy December Moods - Quiet Latin Music
Music for Vague Details - Jazz Organ and Guitar
Piano Bossa Duo - Ambiance for Coffee Escapes
Bossa Nova Piano Duo - Background Music for Lush Weekends
Warm Piano Jazz Duo - Background for Easy Resolutions
Friendly Background for January Surprises
Sunny Music for Luxurious Favorites - Jazz Quintet
Fantastic Guitar Jazz - Ambiance for Luxurious Favorites
Alto Sax Solo (Music for Private Acoustics)
Cultivated Background for Lazy Chill Peace
Incredible Guitar Jazz - Ambiance for Tension Relief
Focus: Calming Ambient Tunes for Stress Management Vol. 1
BINAURAL Beats: Healing SLEEP Therapy Vol. 1
Concentrarme en la lectura de la investigación
お仕事のためのソフトなリラックスジャズ
Jazz Canine Serenades: Café Lounge Grooves
Jazz Piano Serenity: Unwinding and Relaxation Ambience
Matrix Sonic Patterns: Complex Jazz Music