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 0x7627f92eb15b51a4e06d25f1a1e0fde864e9ee68680abb82ba7166930c96c9b0. Chain 2 (Bitcoin): anchored in block 953695 (2026-06-14T21:42:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/726e3817-c0b5-4d68-b7e1-4d8a8f86b523.json and https://artists.proofprofile.net/proofs/artist/726e3817-c0b5-4d68-b7e1-4d8a8f86b523.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Trio Jazz - Background Music for Hotel Lounge Bars
Music for March Moments (Trumpet, Alto Sax and Tenor Sax)
Jazz Trio - Background for Recharging Moods
Music for Fashionable Eateries - Unique Jazz Ballad
Latin Big Band - Ambiance for April Strength
Excellent Music for April Strength - Bolero
High-class Cuban Big Band - Bgm for Fresh Starts
Backdrop for Classical Ambience - Jazz Guitar Solo
Smart Music for More Feelings - Jazz Guitar Solo
Refined Background Music for Relaxed June Nites
Jazz Violin - Background for Peak Summer
Music for Lazy Winter Moments (Jazz Organ and Guitar)
Music for Peaceful Melodies - Wondrous Jazz Organ and Guitar
Friendly Acoustic Smooth Jazz Guitar - Ambiance for Study Buddies
Music for Peaceful Melodies - Jazz Organ and Guitar
Music for Breezy Dreams - Jazz Organ and Guitar
Acoustic Smooth Jazz Guitar - Background for First Curiosity
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Guitar Echoes: Instrumental Guitar Harmony
Whispering Harmony: Soothing Guitar Melodies
Guitar Tranquility: Peaceful Instrumental Songs
Sunrise Sonatas: Relaxing Acoustic Guitar
Plucked Serenity: Smooth Instrumental Guitar
Nylon Whispers: Smooth Instrumental Guitar
Meditation Flow: Harmonious Mind Journey
The Art of Meditation: Gentle Guitar Music
Focused Strings: Guitar Music for Deep Work
Guitar Music for Meditation and Grounded Energy