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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42aba0b1775515b77361b465ae63ae0b519d382ebed2fe40a1ecd27da6af0168. Chain 2 (Bitcoin): anchored in block 953869 (2026-06-16T01:20:04Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/06b859b6-6614-4e98-ae7c-d9c4a5402356.json and https://artists.proofprofile.net/proofs/artist/06b859b6-6614-4e98-ae7c-d9c4a5402356.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Palestrina, Act I Scene 1: Schonste, ungnad' ge Dame (Silla)
Palestrina, Act I Scene 2: Ighino, gut, dass ich dich seh! (Silla, Ighino)
Palestrina, Act I Scene 2: Der Gram des alten Vaters (Silla, Ighino)
Palestrina, Act I Scene 2: Schonste, ungnad'ge Dame - Scene 3: Seltsamliche Gerausche hort man hier (Silla, Borromeo, Palestrina)
Palestrina, Act I Scene 3: Es drohet nicht von eitlen Dilettanten (Borromeo)
Palestrina, Act I Scene 3: Die Gegensatze all' zu einen (Borromeo)
Palestrina, Act I Scene 3: Wie schon ist, was lhr sagt! (Palestrina, Borromeo)
Palestrina, Act I Scene 3: Ich kann Euch nicht verstehn (Borromeo, Palestrina)
Palestrina, Act I Scene 4: Der letzte Freund (Palestrina)
Palestrina, Act I Scene 5: Fur ihn! Sein Wesen will's (the Masters, Palestrina)
Palestrina, Act I Scene 5: Nicht ich - Schwach bin ich (Palestrina, the Masters)
Palestrina, Act I Scene 5: Was einst mir hochstes Gluck (Palestrina, the Masters)
Palestrina, Act I Scene 6: Allein in dunkler Tiefe (Palestrina, the Angels)
Palestrina, Act I Scene 6: Nah war ich dir (Lucrezia, the Angels, Palestrina)
Palestrina, Act I Scene 7: Ighino, sieh doch, komm herein! (Silla, Ighino)
Palestrina, Act II Scene 1: Noch eine Bank! Und schnell! (Severolus, Novagerio, the Servants)
Palestrina, Act II Scene 2: Morone ist von innsbruck schon herein (Novagerio, Madruscht, Borromeo)
Palestrina, Act II Scene 3: Ein liebreich wurd'ger Herr (Borromeo, Novagerio)