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 0x3355d4da86cf2f5be42fd8127f2208e797865535f2bf2972dffcd43088632f4a. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/97a63892-485c-47ac-a534-b5465afea430.json and https://artists.proofprofile.net/proofs/artist/97a63892-485c-47ac-a534-b5465afea430.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Inspired Trio Jazz - Bgm for Relaxed Dogs
Fun Jazz Trio - Background for Calming Pups
Tenor Sax Jazz - Background for Sleepy Pups
Terrific Music for Separation Anxiety - Trumpet Jazz
Music for Doggy Mental Health - Spacious Trumpet Jazz
Tasteful Brazilian Jazz - Ambiance for Dogs at Home Alone
Music for Well Behaved Dogs - Cultured Trumpet Jazz
Brazilian Jazz - Background for Doggy Wellness
Tenor Sax Jazz - Background for Serene Puppies
Bright Music for Sleepy Pups - Trumpet Jazz
Backdrop for Doggy Wellness - Glockenspiel Music
Trumpet and Alto Saxophone - Music for Cute Dogs
Backdrop for Dog Mental Health - Glockenspiel Music
Inspiring Music for Soothing Dogs - Chill Out Guitar
Guitar Chill Out - Ambiance for Behaving Puppies
Festive Backdrop for Keeping Dogs Soothed
Mellow Music for Self Care for Dogs - Latin Music
Subdued Background Music for Sad Puppies
Fabulous Latin Trumpet - Background for Self Care for Dogs
Simple Music for Keeping Dogs Soothed - Latin Music
Smooth Jazz Chill Out - Background for Resting Doggy
Majestic Smooth Jazz Chill Out - Background for Cool Pups
Smooth Jazz Chill Out - Ambiance for Dog Calming
Music for Sweet Doggy - Suave Trumpet and Alto Sax
Jazz Violin - Background for Midsummer Pups
Music For Dogs: Soothing Crackling Fire & Piano Beats For Puppies
Saxophone Bossa - Background Music for Sleeping Soundly
Music for Sleeping Soundly - Stellar Trumpet, Soprano Sax, Tenor Sax and Guitar
Dog's Heartbeat: Music for Canine Companionship
Water's Comfort: Relaxing Ambience for Dogs
Piano Harmony: Relaxing Melodies for Dogs
Lofi Music For Dogs And Their Relaxation