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 0x1d4d55cc24ef427304b17df95907d698e739fcf6beeb124aa6aca4237caf2d31. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8f7aa8f1-0f9a-4b57-b5c8-001ee47228fc.json and https://artists.proofprofile.net/proofs/artist/8f7aa8f1-0f9a-4b57-b5c8-001ee47228fc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Rolle, J.H.: Thirza and Her Sons [Opera]
Thirza und ihre Sohne (Thirza and her Sons): Act I: Triumph! Triumph! (Chorus) - Recitative: Streigt, feiernde Gebete (Priest) -Triumph! Triumph! (Chorus)
Thirza und ihre Sohne (Thirza and her Sons): Act III: Aria: Es ist genug! (Thirza) - Recitative: Wes ist der Aschenkrug (Thirza, Israelite woman)
Thirza und ihre Sohne (Thirza and her Sons): Act I: Recitative: Mein Eifer ist entbrannt (Epiphanes) - Aria: Bei deiner Rechte Flammenblitzen (Epiphanes)
Thirza und ihre Sohne (Thirza and her Sons): Act III: Aria: Der junge Morgen meiner Tage (Thirza) - Chorus: Vernimm ihr Flehn (Chorus)
Thirza und ihre Sohne (Thirza and her Sons): Act I: Recitative: Verzeih, verzeih, mein Konig (Chryses, Epiphanes) - Aria: So lachelt nach blutigen Kriegen (Chryses) - Recitative: Sah denn die
Thirza und ihre Sohne (Thirza and her Sons): Act III: Recitative: Der Konig, Thirza, sendet mich (Syrian) - Halleluja! Du hast das Flehn gehort (Thirza, Syrian) - Die Himmer offnen sich! … (T
Thirza und ihre Sohne (Thirza and her Sons): Act I: Chorus: Held, fleug voran (Chorus)
Thirza und ihre Sohne (Thirza and her Sons): Act III: Recitative: Und nun, Jehova! Schau herab (Thirza)
Thirza und ihre Sohne (Thirza and her Sons): Act I: Recitative: Sie sollen sterben! (Epiphanes, Chryses) - Bei dieses Hauptes grauen Haar (Chryses) - Duet: Soll ich Jupiter nicht rachen? (Epi
Thirza und ihre Sohne (Thirza and her Sons): Act III: Chorus: Weint, ihr Tochter Israels (2 Choirs of the Israelites)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Chorus: Dunkler, grauenvoller Tag (Chorus, Chryses) - Recitative: Epiphanes! Befleckt mit Blut (Chryses)
Thirza und ihre Sohne (Thirza and her Sons): Act III: Recitative: Wo, wo ist sie? (Selima, Thirza, Epiphanes, Chryses)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Aria: Wenn endet dieser Kampf der Seele (Chryses)
Thirza und ihre Sohne (Thirza and her Sons): Act III: Aria: Ihr Gotter, was hab ich vebrochen? (Epiphanes)
Thirza und ihre Sohne (Thirza and her Sons): Act II: March
Thirza und ihre Sohne (Thirza and her Sons): Act III: Recitative: Tag des Jammers! (Chryses, Thirza)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Recitative: Wo ist die Mutter, wo die Sohne? (Epiphanes, Chryses, Thirza, Joel)
Thirza und ihre Sohne (Thirza and her Sons): Act III: Aria: Durch tausend Labyrinte (Chryses)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Aria: Die letzte Trane, die ich weine (Joel)
Thirza und ihre Sohne (Thirza and her Sons): Act III: Recitative: Dir lohn er's, Thirza (Chryses, Thirza)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Recitative: Mein Sohn! Mein Stolz! (Thirza, Joel, Epiphanes) - Aria: Euch nach, weg uber Sternenhohen (Thirza) - Komm, Jungling, furchte n
Thirza und ihre Sohne (Thirza and her Sons): Act III: Chorus: O selig, wer mit seinem Blute (2 Choirs of the Israelites)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Aria: Lass mich fester an dir hangen (Jedidia)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Recitative: Ihr wutet, Toren! (Epiphanes, Thirza, Jedidia, Selima)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Aria: Hier will ich liegen, jammern (Selima)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Recitative: Ich wollt ihn schonen (Epiphanes, Selima, Thirza, Jedidia) - Du Unerforschter, Hocherhabner! (Jedidia)
Thirza und ihre Sohne (Thirza and her Sons): Act II: Quartet: Auf, mein Sohn, die Stund ist da (Thirza, Selima, Jedidia, Epiphanes) - Chorus: Heil dir! Dass er deinem Sohne (Chorus)