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 0x839cf7cabd34b767022f2f58d8a7ab99d2791bf45468f23abda9bf6e53797996. Chain 2 (Bitcoin): anchored in block 953719 (2026-06-15T01:07:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8945ca90-a757-4efb-8083-0cdfcacbad13.json and https://artists.proofprofile.net/proofs/artist/8945ca90-a757-4efb-8083-0cdfcacbad13.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 0xcdd39043edc34465abd577eaa432d52b549f27a456da84da44ad8ddc945d0dde. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/GBSMU6736099.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ff06dcd2dc353684989c1642860de0fdf8b67fdd5844995f8e62fd14c957f8b. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/GBSMU6736101.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8209575a79c730b1f69d851030717c8b816ff0afbb5788e61769e8d9f2ad380d. Chain 2 (Bitcoin): anchored in block 958850 (2026-07-20T11:09:06Z), 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/GBSMU6736103.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46ba47dc108d6a9897532922c92362d5cc1143f3a49eecf2ed066a729ac9f6b5. Chain 2 (Bitcoin): anchored in block 958622 (2026-07-18T22:58:55Z), 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/GBSMU6736105.
Instrumental Jazz Piano Background for Your Hotel Bar
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd75121d5de50a25346f34abce3e9cd4a43ca79f4dd5761f899509d74d8fc53fb. Chain 2 (Bitcoin): anchored in block 958137 (2026-07-15T11:50:51Z), 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/GBSMU6736107.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3039af6a30eb117abc9f65b9e3ef445a90039b5320fca0baff951dd05e6d960. Chain 2 (Bitcoin): anchored in block 958802 (2026-07-20T01:04:02Z), 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/GBSMU6736109.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x804e95398921f35bb1b50e3d512afe51f5a3d907409fa835ecb4ba0c2d02eb56. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/GBSMU6736111.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x257850ba99097b2a51ced02e91ffcc0db17448d142a3ed776b06ebcc470c03ef. Chain 2 (Bitcoin): anchored in block 958885 (2026-07-20T15:37:13Z), 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/GBSMU6736113.
Debonair Brazilian Jazz - Background for Mornings
Laid-back Music for Lunch Selfies - Jazz Ballad
Jazz with Strings (Music for Cool Dining)
Festive Jazz Guitar - Ambiance for Meal Satisfaction
Deluxe Ambiance for Romantic Spring Vibes
Piano Jazz - Background for Tokyo Jazz Clubs
Music for Creative Aprils - Suave No Drums Jazz
Thrilling Background Music for Relaxing Spring Time
Smoky Trumpet Smooth Jazz - Ambiance for Cold Night
Quartet Jazz - Bgm for Calming Work from Home
Music for Fresh Java Spots - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Music for Tokyo Coffee Bars - Superlative Trumpet, Electric Piano, Alto Sax and Soprano Sax
Backdrop for Inspiring May - Sprightly Trumpet, Electric Piano, Alto Sax and Soprano Sax
Quartet Jazz - Bgm for Slacking Off Sundays
Music for Mellowing Out - Grand Soprano Sax Solo
Quartet Jazz - Background for Slacking Off Sundays
Music for May Moments (Trumpet, Electric Piano, Alto Sax and Soprano Sax)
Smooth Jazz Chill Out - Background for Bedroom Unwinding
Quartet Jazz - Ambiance for Wonderful Tonight
Music for Summer Routines - Retro Soprano Sax Solo
Energetic Background Music for June Love
Incredible Quartet Jazz - Background for Romantic Notes
Music for At Home and Relaxing - Thrilling Chill Out
Fun Quartet Jazz - Bgm for Summer Routines
Opulent Music for June Moods - Soprano Sax Solo
Music for Fun Traveling - Cheerful Soprano Sax Solo
Mind-blowing Music for Morning Roads - Soprano Sax Solo
Music for Night Fever (Soprano Sax Solo)
Music for Lively Overtones - Trumpet, Soprano Sax, Tenor Sax and Guitar
Jazz Organ - Background Music for Laid Back Overtones
Vintage Music for Soft Melodies - Trumpet, Soprano Sax, Tenor Sax and Guitar
Dream Like Music for Soft Melodies - Trumpet, Soprano Sax, Tenor Sax and Guitar
Jazz Violin - Ambiance for Summer Keytones
Background Music for Lemongrass Iced Coffee
Latin Trumpet - Background for Refreshing Coffee Tonic
Backdrop for Energizing Coffee Beverages
Music for Summer Blues - Spacious Jazz Quintet
Backdrop for July Fun - Spirited Soprano Sax Solo
Jazz Violin - Background for Summer Blues
Trumpet Bossa - Background for Summer Abstract
Contemporary Background Music for Summer Abstract
Festive Background Music for Morning Wellness Coffee
Jazz Trio - Ambiance for Mornings Study Session
Trumpet Bossa - Ambiance for Morning Wellness Coffee
Music for August Rejuvenation - Dashing Soprano Sax Solo
Acoustic Smooth Jazz Guitar - Background for Coffee Relax Zones
Cheerful Acoustic Smooth Jazz Guitar - Ambiance for Forgetting Time
Lively Acoustic Smooth Jazz Guitar - Background for Just Relaxing Monday
Music for Summer Thrill - Jazz Organ and Guitar
Music for Redemption Mode - Jazz Organ and Guitar
Wonderful Ambiance for Completely Present
Soprano Sax Solo (Music for The Presence)
Backdrop for The Relaxing Times - Jazz Guitar Solo
Quartet Jazz - Ambiance for Breezy Moments
Music for Mystical Sounds - Jazz Guitar Solo
Jazz Quartet - Bgm for Decompressing and Coffee
Terrific Ambiance for The Relaxing Times
Vintage Background Music for A Mellow Memory
Incredible Backdrop for Calming Down Lounges
Organic Guitar Music - Ambiance for Classy and Coffee
Peaceful Music for October Clarity - Jazz Quintet
Backdrop for Comforting Kindness - Acoustic Guitars
Music for Autumns Vibrations - Jazz Quintet
Background Music for Another Chill Evening
Music for Hanging Out with Jazz (Acoustic Guitars)
Music for Jazzy Weekenders (Acoustic Guitars)
Background Music for Discovering Passion
Music for Accepted Hope - Dream Like Soprano Sax Solo
Wondrous Music for Chill Contemplation - Trumpet, Soprano Sax, Tenor Sax and Guitar
Guitar Bossa Nova - Music for Healing Octobers
Music for Inspiring Notes (Jazz Quintet)
Quartet Jazz (Music for Delightful Time)
(Quartet Jazz) Music for Sounds of Success
Inspiring Jazz Organ - Bgm for Beautiful Illusions
Hip Jazz Organ - Bgm for Beautiful Illusions
Deluxe Background Music for Morning Hours
Music for Best Horizons (Bossa Guitar Trio)
Delightful Background for Morning Pictures
Easy Listening Piano - Background for Inspiring Abstracts
Sparkling Music for Accepting Pictures - Harmonica Solo
Music for Important Goals - Dream-Like Latin Piano Jazz
Music for Accepting Pictures - Vintage Harmonica Solo
Soulful Background for November Nocturnal
Entertaining Backdrop for Absolute Motivation
Stylish Background Music for Old-Fashioned Originals
Backdrop for Warm Sounds - Number One Harmonica Solo
Uplifting Background Music for New Looks
Scintillating Backdrop for Classic Quintets
Music for Chilled Classics - Jazz Guitar Solo
Quartet Jazz - Background for Alternative Oceans
Latin Trumpet - Background for Coffee House Winters
(Son Montuno) Music for A Lonely December
Backdrop for Soft Memory - Sprightly Jazz Organ and Guitar
Cultivated Jazz Trio - Background for Soft Memory
Music for Misty Sunday (Piano Bossa Nova Duo)
Music for Lush Weekends (Piano Bossa Nova Duo)
Piano Bossa Duo - Ambiance for Private Moment
Bossa Nova Piano Duo - Bgm for Coffee Escapes
Music for Luxurious Holiday - Brilliant Piano Duo
Piano Jazz Duo - Background for Luxurious Holiday
Wondrous Piano Jazz Duo - Ambiance for New Year Spirits
Piano Duo and Alto Saxophone - Bgm for Cooling Oceans
Number One Guitar Jazz - Background for Colorful Unwinding
Music for Lazy Chill Peace - Quiet Alto Sax
Piano Duo and Alto Saxophone - Background Music for Wave Thoughts
Music for Colorful Unwinding - High Class Jazz Quintet
Music for Private Acoustics - Wicked Alto Sax
Mysterious Background Music for Luxurious Favorites
Music for Hanging Loose Nights - Sublime Alto Sax
Dream Like Jazz Guitar - Bgm for Breathing Shadows
Casual Guitar Jazz - Ambiance for Smooth Escapes
Fulfilling Massage Experience with Piano Sounds
Musical Therapy for Dogs in Piano Sounds
Chords of Poetry: A Piano Melody of Memories
Harmonic Tranquility: Soothing Piano Meditations for Mindful Spa
Musical Whiskers: Harmonious Tones for Soothing Cats
Keys and Cats: Meditative Piano Dreamy Melodies
Piano Zen Yoga: Tranquil Notes for Peaceful Poses
Baby's Moonlit Nocturne: Calm Piano Music
Elevated Dog Harmonies: Piano's Tranquil Connection
Concentration Odyssey: Jazz Piano Fusion for Insight
Nocturnal Notes: Jazz Piano Sleep Delight
Furry Harmony Jazz: Piano for Pet Relaxation
Focused Harmony: Piano Sounds of Concentration
Piano Jazz Tranquil Echoes: Melodic Serenity
Notes from Nowhere: Jazz Echoes of Wandering Solace
Reflective Jazz Piano Oasis: Melodic Sounds for Calming Touch Massage
Ethereal Harmony: Meditative Piano Reflections
Ethereal Jazz Piano Zen: Tranquil Yoga Reflections
Harmonious Reflections: Meditative Piano Melodies
Pawsome Jazz Piano Mindscapes: Furry Pet Harmony Music