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 0x7b878b228b9a010d4f9182913693bb506b09e7137a19c8b358f235fc3944aebe. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d59f6bfe-83c0-48e7-8977-ffa90bf12b76.json and https://artists.proofprofile.net/proofs/artist/d59f6bfe-83c0-48e7-8977-ffa90bf12b76.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Why Can't We Begin (Where We Left Off Last Night)
Nostalgic Memories-The Very Best Of The Merry Macs-Vol. 159
Laughing On the Outside (Crying On the Inside)
Top 26 Classics - The Very Best of The Merry Macs
Laughing on the Outside (Crying on the Inside)
Essential Classics, Vol. 1071: The Merry Macs
Praise the Lord and Pass the Ammunition!
Sparky's Magic Piano - Children's Classics
Famous British Dance Bands: Ray Noble, Vol. 2 – The New Maifair Dance Orchestra & The Band, Featuring Al Bowlly and Others (Recordings 1930-1937)
Essential 40's Classics - Digitally Remastered
Bless 'em All: Humorous Songs from World War II