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 0x38920682a423572e11ace1f4c2627e9313e11afac537bcdf76763684ba81ef95. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0679d0e9-bb5e-4203-b4e2-bc46f99d57d1.json and https://artists.proofprofile.net/proofs/artist/0679d0e9-bb5e-4203-b4e2-bc46f99d57d1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Der Rosenkavalier, Op. 59, TrV 227: Di rigori armato il seno
Andrea Chénier, Act II: Ecco l'altare - Eravate possente - Ora soave, sublime ora d'amore
Andrea Chénier, Act IV: Come un bel di di maggio
Un Ballo in Maschera: Su profetessa-Di' tu se fedele
Manon Lescaut, Act I: Tra voi, belle, brune e bionde
La traviata, Act I, Brindisi: Libiamo ne'lieti calici (Drinking Song)
Dalibor: Zapirat nechci... Kdyz Zdenek muj
Edgar, Act II: Orgia, chimera dall'occhio vitreo
Andrea Chenier, Act IV: Vicino a te s'acqueta
Andrea Chenier, Act I: "Un di all'azzurro spazio"
Andrea Chenier, Act II: "Credo a una possanza arcana"
Andrea Chenier, Act IV: "Come, un bel di di maggio"
Carmen, Act II: "La fleur que tu m'avais jetée"
Turandot, Act III Scene 1: "Nessun dorma"
Pagliacci, Act I: "Recitar! … Vesti la giubba"
Otello, Act III: "Dio! Mi potevi scagliar"
There'll Never Be a Reason to Kill Anyone (Fom the Musical Sarah)
There'll Never Be a Reason to Kill Anyone (Reprise)
Ek Het Jou Lief, Ek Het Jou Lief (Ich Liebe Dich, Ich Liebe Dich)
Hoe Kan Ek Van Jou Weggaan (Wie Konnt ich Von Dir Gehen)
Omdat Ek Jou Liehet (Weil ich Deine Liebe Brauche)
Toe Ek Nog Jonk Was (Long ago "Gortnamora")