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 0xdca93d75cef5d0bd8b59674172a3f89946a6d08b71d3bfbb4dd3ed625bc02fba. 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/555c4092-5af9-44c9-9096-5e2a2424eff4.json and https://artists.proofprofile.net/proofs/artist/555c4092-5af9-44c9-9096-5e2a2424eff4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Music for Baking Together - No Drums Jazz
Trumpet Solo - Background for Meal Preparing
Quartet Jazz - Ambiance for Classical Ambience
Cultivated Backdrop for Glitz and Glamour
Quartet Jazz - Background for Energetic Feelings
Luxurious Quartet Jazz - Background for Perfect Seasons
Music for Moody Blues - Magical Soprano Sax Solo
Playful Background for Chilled June Nights
Smooth Jazz Violin - Ambiance for Chilled June Nights
Sounds of Nature: Soothing Earth Sensation
Music for Jazzy Nature (Latin Piano Jazz)
Latin Trumpet - Ambiance for Sweet Salvations
Música relajante para plantas antes del atardecer
Sonidos De Jazz: Pistas De Concentración Clásicas De Cafetería
Bohemian Night Grooves: Eclectic Jazz Music
Piano Duo Jazz - Bgm for Wonderful Celebration