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 0x2f27c62086c58d4d419a87363a038231b12d53fdabdde92458e6ccb27b88fd8e. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/417e0aa9-6cce-4a35-b2b2-16013dd09429.json and https://artists.proofprofile.net/proofs/artist/417e0aa9-6cce-4a35-b2b2-16013dd09429.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Backdrop for Work from Home - Astounding Trumpet Jazz
Elegant Ambiance for Unwinding from Work
Sumptuous Background Music for Unwinding from Work
Music for Holidays - Vivacious Bossanova
Number One Jazz Trio - Background for Cooking
Tranquil Jazz Trio - Ambiance for Quarantine
Music for Cooking Dinner - Tenor Saxophone
Christmas Dinner - It Came Upon a Midnight Clear
Romantic Background for Focusing On Work
Backdrop for WFH - Smoky Bossa Nova Guitar
Music for Working from Home - Delightful Bossa Nova Guitar
Fabulous Background for Working from Home
Excellent Tenor Sax Jazz - Ambiance for Coffee Dates
Music for Date Nights - Exquisite Trumpet Jazz
Incredible Ambiance for Cool Restaurants
Sensational Jazz Trio - Background for Dinner at Home
Music for Evenings - Glorious Trumpet and Alto Sax
Tranquil Background for Cool Restaurants
Music for Evenings - High-class Trumpet and Alto Sax
Exciting Jazz Trio - Background for Breakfast Time
Phenomenal Brazilian Jazz - Background for Dining Out
Jazz Violin - Ambiance for Summer Sounds
Easy Listening Piano Music - Bgm for Taking Time Off September
Backdrop for Pleasant Nights - Harmonica Solo
Jazz Piano Duo - Background for Fresh Vibes
Music for Reclining Times - Understated Latin Piano Jazz
Jazz Piano Duo - Ambiance for Morning Sunshine
Acoustic Smooth Jazz Guitar - Ambiance for Coffee Relax Zones
Amazing Jazz Piano Duo - Ambiance for Comfortable Moments
Vibrant Easy Listening Piano - Background for Reclining Times
Jazz Piano Duo - Ambiance for Acoustic Life
Entertaining Trumpet Bossa - Ambiance for Sweaters and Coffee
Romantic Music for Autumn Leaves - Trumpet, Soprano Sax, Tenor Sax and Guitar
愛犬のための暖かくて素敵な毛布
和你的狗狗一起在火堆旁慵懒放松
Work Oasis Embrace: Chill Music and Creative Inspiration
Serene Echoes: Ambient Thunder in Meditation
Harmony Heights: Elevating Music Experiences
Soothing Escape: Chill Music for Relaxation
Peaceful Rest Tracks: Chill Music for Sleep
Midnight Resonance: Chill Music for Deep Rest
Task Tunes: Productive Music for Efficient Work
Cat's Quiet Harmonies: Music for Feline Peace
Tranquil Night: Gentle Tunes for Evening Peace