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 0x8faa2e36fd8910f061dcb4c53a35ee0297a75f3870cc81ed0cb3be53483bd13e. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/167edd1c-cd2a-4b7b-be97-915e644f4978.json and https://artists.proofprofile.net/proofs/artist/167edd1c-cd2a-4b7b-be97-915e644f4978.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Paradise Like Ambiance for Calming Work Days
Music for Cool Offices (Trumpet and Alto Sax)
Trumpet and Alto Saxophone - Music for Recharging Moods
Sublime Music for Steak Dinner - Trumpet and Alto Sax
Majestic Music for Always Atmospheric - Harmonica Solo
Cultured Backdrop for Always Atmospheric
Guitar Solo - Music for Calculated Hours
Mysterious Latin Trumpet - Ambiance for Moments of Winter
Dream-Like Music for Lazy Winter Moments - Latin Music
Entertaining Background for Easy Going Days
Easy Jazz Organ - Bgm for Creative Spirits
Funky Bossa Guitar Trio - Ambiance for Repeating Anthems
Atmospheric Music for Cinematic Melody - Piano Bossa Nova Duo
Music for Chill Out Reflections - Piano Bossa Nova Duo
心落ち着く音楽で植物を育つのを助けよう
素晴らしい料理で素晴らしい気分
Groovy Jazz Piano: Professional Work Beats
Jazzing Up the Playroom: Piano Jazz for Baby
Jazz Vibes: Groovy Coffee Shop Lounge Music
エスケープ・エッセンシャル・サウンドトラック
リラックスできる雨のインスト音楽