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 0x0a2f116c243d77bb8aa722f679ba39c5ff688971cf038d337bdcbfb147df8cb0. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4beff0cd-9be5-43a1-9060-a5653248cbd0.json and https://artists.proofprofile.net/proofs/artist/4beff0cd-9be5-43a1-9060-a5653248cbd0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Spectacular Tenor Sax Jazz - Ambiance for Work
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 0xab7e71c7887b540974862dd9261b9bbfaa0a79be0711600a2fb40299df438a21. Chain 2 (Bitcoin): anchored in block 958276 (2026-07-16T13:03:54Z), 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/GBSMU6565348.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64149e104bcdd4d7d0f1d67f4585a69e85e009d55425ce84d676b2559b28417f. Chain 2 (Bitcoin): anchored in block 958180 (2026-07-15T19:50:04Z), 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/GBSMU6565349.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61f6cdc574887cc3b51439522995b56119221f37ff9e94eeaba5a7512d84df04. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-15T23:24:33Z), 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/GBSMU6565350.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb099f141e23b3b9c874e90f8263ff8a18fda28b1cfbc025216cfb37170b3c08. Chain 2 (Bitcoin): anchored in block 958839 (2026-07-20T09:22:35Z), 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/GBSMU6565351.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbab09e307c983e4d5a95992927428b8ec7b8ce09f7b60a7531ba2a263d5af57e. Chain 2 (Bitcoin): anchored in block 958880 (2026-07-20T15:07:59Z), 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/GBSMU6565352.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd0a77790c4a5c9cd267f6b71940b6c68ed97111da169bb9fb2a4b60a2d487a6. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/GBSMU6565354.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25d7a250211501dee62b1a67f9eb2415a773fbb00f09527043ea81c984a65c14. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/GBSMU6565358.
Cool No Drums Jazxz - Bgm for Work from Home
Superlative Music for Cooking at Home - Electric Piano and Alto Saxophone
Warm Jazz Trio - Ambiance for Remote Work
High-class Solo Jazz Piano - Bgm for Baking
Astounding Jazz Piano - Ambiance for Breakfast
Peaceful Jazz Piano - Ambiance for Breakfast
Smooth Jazz Ballad - Background Music for Cooking
Entertaining Jazz Trio - Ambiance for Evenings
Bossa Saxophone - Ambiance for Family Meals
Stylish Music for Dining Out - Bossanova
Music for Dinner Parties - Astonishing Trumpet and Soprano Sax
Backdrop for Coffee Time - Spacious Trumpet and Alto Sax
Vivacious Music for Coffee Time - Trumpet and Alto Sax
Trumpet and Soprano Sax Solos (Music for Family Dinner)
Music for Coffee Bars - Smart Bossa Nova Vocals
Music for Stress Relief - Trumpet and Alto Sax
Fashionable Piano Jazz - Ambiance for Jazz Clubs
Relaxed Music for Reading at Home - Big Band Ballad with Guitar
Music for Reading at Home - Fabulous Big Band Ballad with Guitar
Music for Relaxing Sessions - Big Band Ballad with Guitar
(Bossa Nova) Music for Oat Milk Flat Whites
Music for Organic Coffeehouses - Sophisticated Bossanova
Music for Coffee with Friends - Stellar Piano
Trumpet Solo - Ambiance for New Creativity
Music for Creative Aprils - No Drums Jazz
(Jazz Ballad) Music for Rejuvenating Creativity
Jazz Guitar Solo - Background Music for Spring Sun
Music for Sweet Spring (Trumpet, Electric Piano, Alto Sax and Soprano Sax)
Romantic Jazz Quartet - Ambiance for Calming Work from Home
(Smooth Jazz Sax) Music for Sweet Spring
Backdrop for Foggy Days - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Vibraphone and Tenor Saxophone Solos - Music for Unique Perspectives
Music for London Espresso Bars (Trumpet, Electric Piano, Alto Sax and Soprano Sax)
Trumpet Smooth Jazz - Background for LA Coffee Clubs
Glorious Jazz Trio - Ambiance for Luxurious Lunches
Music for May Travels - Trumpet, Electric Piano, Alto Sax and Soprano Sax
Incredible Ambiance for Early Summer Changes
(Tenor Sax Solo) Music for Slacking Off Sundays
Tenor Sax Solo (Music for Lazy Thursday)
Backdrop for Chill Imaginations - Debonair Soprano Sax Solo
Paradise Like Music for Summer Exploring - Soprano Sax Solo
Retro Quartet Jazz - Ambiance for June Love
Backdrop for Summer Routines - Soprano Sax Solo
(Tenor Sax Solo) Music for Bohemia Vibes
Music for Funky Jazz - Stellar Jazz Guitar Solo
Music for Soft Melodies (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Music for Lively Overtones - Trumpet, Soprano Sax, Tenor Sax and Guitar
Music for Deluxe Ballads - Trumpet, Soprano Sax, Tenor Sax and Guitar
Excellent Latin Trumpet - Ambiance for Espresso Tonics
Backdrop for Summer Blues - Number One Jazz Quintet
Spectacular Music for Cooling Off in Silence - Jazz Quintet
Saxophone Bossa - Bgm for Jazzy Recliners
Guitar Bossa Nova - Music for Calm Reflections
Astonishing Trio Jazz - Bgm for Cozy Afternoons
Backdrop for Jazzy Recliners - Trumpet, Soprano Sax, Tenor Sax and Guitar
Incredible Saxophone Bossa - Bgm for Self Care and Coffee
Guitar Bossa Nova - Music for Coffee and Mental Health
Tenor Sax Jazz - Ambiance for Jazzy Cafes
Jazz Trio - Ambiance for August Rejuvenation
Backdrop for Late Summer Reflections - Swanky Jazz Organ and Guitar
Jazz Trio - Ambiance for September Dream
Friendly Trio Jazz - Bgm for September Dream
Backdrop for Mind Focus - Charming Harmonica Solo
Music for Deep Season - Jazz Organ and Guitar
Jazz Organ and Guitar Solo (Music for Redemption Mode)
Music for My Quiet Dreams - Vintage Jazz Organ and Guitar
Music for Roaring Lounge - Jazz Organ and Guitar
Thrilling Background for Seasonal Thought
Guitar Solo - Music for Atmospheric Power
Backdrop for Mind Focus - Harmonica Solo
Backdrop for Summer Thrill - Jazz Organ and Guitar
Bubbly Music for Dusk Lights - Jazz Guitar Solo
Luxurious Ambiance for Enlightened Moods
Magical Background for The Relaxing Times
Soprano Sax Solo - Music for Decompressing and Coffee
Spectacular Ambiance for Mystical Sounds
Charming Background for The Relaxing Times
High Class Organic Guitar Music - Ambiance for Autumn Night Drives
Outstanding Background Music for Another Chill Evening
Music for October Mindfulness - Stellar Jazz Quintet
Music for Fall Positive - Stylish Jazz Quintet
Wondrous Jazz Organ - Bgm for Fall Positive
Music for Peaceful Smiles (Soprano Sax Solo)
Backdrop for Courageous Friday - Serene Soprano Sax Solo
Backdrop for New Sunshine - Delightful Piano Bossa Nova Duo
Music for Stress Managing - Sultry Trumpet, Soprano Sax, Tenor Sax and Guitar
Backdrop for Sweet Clouds - Piano Bossa Nova Duo
Piano Bossa Duo - Ambiance for Discovering Room
Tenor Sax Solo (Music for Peaceful Smiles)
Backdrop for Stress Managing - Trumpet, Soprano Sax, Tenor Sax and Guitar
Music for Chill Contemplation (Trumpet, Soprano Sax, Tenor Sax and Guitar)
Music for Delightful Time - Urbane Jazz Quartet
Backdrop for Morning Hours - Lively Jazz Quartet
Sensational Jazz Organ - Bgm for Rainbow Times
Music for Warm Shadows - Exciting Bossa Guitar Trio with Jazz Organ
Sophisticated Jazz Violin - Ambiance for Painful Blues
Piano Bossanova Duo - Music for Smooth Timbers
Music for Working and Chillout (Latin Piano Jazz)
(Piano Bossanova Duo) Music for Mythical Energies
Backdrop for Calm Coffee and Work - Fashionable Latin Piano Jazz
Piano Bossanova Duo - Music for Golden Yesterday
Music for Brave Keynotes - Fiery Acoustic Guitars
(Quintet Jazz) Music for Old-Fashioned Originals
Fiery Jazz Violin - Background for Old-Fashioned Originals
Lonely Music for Handmade Blues - Jazz Guitar Solo
Modish Jazz Quartet - Bgm for Handmade Blues
Music for Unwinding Hope (Jazz Organ and Guitar)
Music for Soft Memory (Jazz Organ and Guitar)
Chilled Piano Jazz Duo - Background for Coffee Escapes
Rain Notes: Beautiful Piano Melodies For Meditation
愛犬のベストリラックスアルバム
Jazz Piano Chill Out: Soft Piano Music for Relaxation
Jazz Piano Reflections: A Focus on Melody
Jazz Study Haven: Coffee Lounge Melodies for Intellectual Exploration
Jazz Tranquility: Café Lounge Relaxation
ファッショナブルなわんこに犬のクチュール・サウンド
吠えたくなるようなパパラッチ・チューン
Coffee Shop Bliss: Jazz Lounge Melodies for Baby's Joy