1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34604536eaaad18df5ccc9c12f12af1b97ec5e4788c8d70c3ff203edcfa03d61. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4134c2f1-dc90-4925-a09c-6e989213caf5.json and https://artists.proofprofile.net/proofs/artist/4134c2f1-dc90-4925-a09c-6e989213caf5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Bésame mucho / Two Hearts That Pass in the Night
Bésame Mucho / The Hearts That Pass in the Night
Playera - Dance No. 5 From "The Spanish Dances"
Bésame Mucho / Two Hearts That Pass in the Night
Tequila (Live On The Ed Sullivan Show, February 26, 1967)
Tequila - Live On The Ed Sullivan Show, February 26, 1967
Brazil (Live On The Ed Sullivan Show, March 20, 1955)
Brazil - Live On The Ed Sullivan Show, March 20, 1955
To All My Friends - Xavier Cugat Orchestra
Schellack Schätze: Treasures on 78 RPM from Berlin, Europe and the World, Vol. 8 (Remastered 2018)
Genres dansants brésiliens & la habanera, 1948-1959 (The Dance Master Classics, Vol. 8)
Porter, Cole: Let's Misbehave! (1927-1940)