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 0x70eaba4020bd5b158fc132bda9e9e833c4241850bfc805acf843ac8d889bae32. Chain 2 (Bitcoin): anchored in block 954500 (2026-06-20T04:47:29Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9dfc2372-73d7-49f5-8793-87e50cb6a51e.json and https://artists.proofprofile.net/proofs/artist/9dfc2372-73d7-49f5-8793-87e50cb6a51e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Trumpet and Alto Saxophone (Music for Chill Day)
Trumpet and Alto Saxophone (Music for Calm Times)
Jazz Trio - Ambiance for Coffee After Lunch
Carefree Ambiance for Invisible Mornings
Music for Roaring Lounge - Jazz Organ and Guitar
Music for Entertaining Loads - Sumptuous Jazz Organ and Guitar
Music for Tension Relief - Cultivated Bossa Guitar Trio with Jazz Organ
Hot Bossa Guitar Trio - Ambiance for Loafing Evening
Music for Tension Relief (Bossa Guitar Trio with Jazz Organ)
Carefree Music for Lush Tunes - Bossa Guitar Trio with Jazz Organ
(Jazz Organ and Bossa Guitar Trio) Music for Insomnia Relief
Favorite Chilling Tracks Alone in the CIty
Purring for Pleasure: Jazz Piano for Pets
Lounge Pet Melodies: Jazz Vibes for Calming Pets
Soothing Dog Echoes: Jazzed Piano's Musical Bonding
Concentración De Café: Ritmos De Jazz Para La Claridad Mental
バーキング・ブリス・フォー・スリーピー・ナイト
Eufonía De Jazz En Piano Para Mascotas: Serenata Para Bigotes
Ensoñación Jazz Etérea: Armonía En El Café Lounge
Railway Station Riffs: Transit Jazz Music