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 0x6184c5c4e645477eb0dabf2e2d64d4f568a90fc6898f285eaf2dc12da42aa597. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3c0dda7b-098c-4c9b-bc36-2ccd2bde643a.json and https://artists.proofprofile.net/proofs/artist/3c0dda7b-098c-4c9b-bc36-2ccd2bde643a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
I'll Be Hanged (If They're Gonna Hang Me)
If I Were A Rich Man (Fiddler On The Roof)
Sun Arise Down Under - The Very Best of Rolf Harris
Moon River / Let the Rest of the World Go By
LMAO - 36 Laugh out Loud Vintage Comedy Classics
Tie Me Kangaroo Down Sport - 2003 Remaster
Out of the Bluegums: 150 Years of Australian Verse
Remastered Classics: Vintage Children's Music
Tie Me Kangaroo Down Sport (Remastered 2014)