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 0xf5fb8080810192bd6e0247e5f8c24947545645e16c3b8eb2dfddb4db3c8aee7f. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/36683bb2-c7d6-4e50-b011-bb6e18b0c60e.json and https://artists.proofprofile.net/proofs/artist/36683bb2-c7d6-4e50-b011-bb6e18b0c60e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tenor Sax and Trumpet Solos - Music for Work
Music for Breakfast Time - Debonair Trumpet and Alto Sax
Magical Jazz Trio - Ambiance for Dinner at Home
Music for Coffee Time (Trumpet and Alto Sax)
Serene Music for Dinner Time - Trumpet and Soprano Sax
Heavenly Music for Breakfast Time - Trumpet and Alto Sax
Music for Breakfast Time - Trumpet and Alto Sax
Backdrop for Ordering In - Trumpet and Alto Sax
Refined Music for Cooling Off in Silence - Jazz Organ and Guitar
Dream-Like Acoustic Smooth Jazz Guitar - Ambiance for Gold Collection
Playful Music for Roaring Lounge - Jazz Organ and Guitar
Charming Acoustic Smooth Jazz Guitar - Ambiance for Balancing Move
Lively Jazz Trio - Ambiance for My Quiet Dreams
Smooth Jazz Guitar - Bgm for Gold Collection
Sprightly Ambiance for Working September