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 0xd21374f79099366dafced365213c4a9a2cfa1243de645e27d63700d6a24e36ff. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9ca59ede-e0dc-46b9-9275-2bb896d9a243.json and https://artists.proofprofile.net/proofs/artist/9ca59ede-e0dc-46b9-9275-2bb896d9a243.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Too-Ra-Loo-Ra-Loo-Ral (That's an Irish Lullaby)
Close to You (Why Do Birds Suddenly Appear)
Supercalifragilisticexpialidocious (Mary Poppins)
Can You Feel the Love Tonight (The Lion King)
It's a Small World After All (Disneyland)
Send in the Clowns (A Little Night Music)
If I Were a Rich Man (Fiddler on the Roof)
The Rose of Mooncoin (The Wild Colonial Boy)
Black Velvet Band (Come Back Paddy Reilly)
O Come, All Ye Faithful (Adeste Fideles)
The Christmas Song (Chestnuts Roasting on an Open Fire)
Christian Hymns of Piano Man Tom, Vol. 1
Pure Imagination (Charlie and the Chocolate Factory)
Up Where We Belong (An Officer and a Gentleman)
Raindrops Keep Fallin on My Head (Butch Cassidy and the Sundance Kid)
Strangers in the Night (A Man Could Get Killed)
For All We Know (Lovers and Other Strangers)
The Irish Blessing (May the Road Rise to Meet You)