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 0x1c8abb19bb4f22a21d5b2948bf1d1d190a3be62521affbf68e7c16fa96fbad19. Chain 2 (Bitcoin): anchored in block 953783 (2026-06-15T12:24:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d611bef6-052f-45cd-bf0f-610666f4bbb2.json and https://artists.proofprofile.net/proofs/artist/d611bef6-052f-45cd-bf0f-610666f4bbb2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
H.M.S. Pinafore, Act I, Pt. 1: We Sail the Ocean Blue - I'm Called Little Buttercup - The Nightingale Sighed - A Maiden Fair to See - I Am the Captain of the Pinafore - Sorry Her Lot Loves To
H.M.S. Pinafore, Act I, Pt. 2: Over the Bright Blue Sea - Sir Joseph's Barge is Seen - I Am the Monach of the Sea - When I Was a Lad - I Served a Term - A British Tar is a Soaring Soul - Refr
H.M.S. Pinafore, Act I, Pt. 3: Can I Survive The Overhearing - Ah Stay Your Hand - Oh Joy Oh Rapture Unforeseen - This Very Night - Entracte
H.M.S. Pinafore, Act II, Pt. 1: Fair Moon to Thee I Sing - Things Are Seldom What They Seem - The Hours Creep On Space
H.M.S. Pinafore, Act II, Pt. 2: Never Mind the Why and Wherefore - King Captain, I've Improtant Information - Carefully On Tiptoe Stealing - He is an Englishman - Farewell My Own - A Many Yea
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Prelude
Orchestra of the Royal Opera House, Covent Garden
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Prelude
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Going to be a storm soon (Forester)
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: In the month of May (Harašta)
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Come on, old lady, and let's get the show started (Cricket, Catepillar, Mosquito, Frog)
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Hey there, Harašta, how's it going? (Forester, Harašta)
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Mummy! Mummy! What is that? (Vixen Cub, Forester)
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Little foxes running fast (Fox Cubs, Vixen, Fox)
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Pantomime
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: How many children do we have? (Fox, Vixen, Harašta)
The Cunning Little Vixen, Act I. Sharp-Ears at the Forester's lakeside farmyard: Interlude
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Put it down fast! Harašta, Harašta! (Harašta, Vixen)
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Look at how big she's grown! (Forester, Forester's Wife, Vixen, Dog)
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Interlude
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: I'm just the same too (Vixen)
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Where is old man Pásek? (Forester, Innkeeper's Wife, Schoolmaster)
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Look what we've got down 'ere (Pepik, Frantik, Vixen, Forester's Wife, Forester)
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Well I'm damned! (Forester, Innkeeper's Wife, Schoolmaster)
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Interlude (beginning) "Ou, ou!" (Vixen)
The Cunning Little Vixen, Act III. The young Sharp-Ears is the spitting image of her mother: Interlude
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Interlude (conclusion)
The Cunning Little Vixen, Act III. The young Sharp-Ears is the spitting image of her mother: Spring is here at last (Forester)
The Cunning Little Vixen, Act I. Sharp-Ears as a Politician: You should take a lesson from me! (Dog, Rooster, Hens, Chief Hen)
The Cunning Little Vixen, Act III. The young Sharp-Ears is the spitting image of her mother: When evening arrives, I welcome the rays (Forester)
The Cunning Little Vixen, Act I. Sharp-Ears as a Politician: Sisters! Comrades! (Vixen, Hens, Rooster)
The Cunning Little Vixen, Act III. The young Sharp-Ears is the spitting image of her mother: Hey! But I can't see the Vixen there! (Forester)
The Cunning Little Vixen, Act I. Sharp-Ears as a Politician: Come on then, don't be frightened (Chief Hen, Forester's Wife, Vixen, Forester)
The Cunning Little Vixen, Act III. The young Sharp-Ears is the spitting image of her mother: Tha-that wasn't me (Frog)
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Prelude
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Ah! - Who's that out there screaming? (Vixen, Badger, Forest Creatures)
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Interlude
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: In my view parish things have got to be better! (Priest, Forester)
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Once long since, long ago (Forester, Schoolmaster, Priest, Pásek)
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Home now? (Forester, Pásek)
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home : Interlude II
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Something is wrong with my equilibrium (Schoolmaster)
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Staccato! Flageoletti! (Schoolmaster)
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: So remember to be a good man! (Priest)
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Memnestho aner agathos einai (Priest, Forester, Schoolmaster)
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: Interlude
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: O my God! He's so handsome! (Vixen, Fox)
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: One dark night (Vixen)
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: Fox Goldenstripe (Fox, Vixen)
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: Can it be that I am lovely? (Vixen, Fox)
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: Let me go! I am afraid of you! (Vixen, Fox)
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: If you had only seen what I saw just now (Owl, Jay, Vixen, Fox)
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: That's how it is! (Fox, Vixen, Woodpecker, Forest Creatures)
Gilbert & Sullivan: The Pirates of Penzance
The Pirates of Penzance, Act I: Opening Chorus of Pirates and Solo. Pour, Oh Pour, the Pirate Sherry
The Pirates of Penzance, Act I: Song. When Fred'ric Was a Little Lad
The Pirates of Penzance, Act I: Song. Oh, Better Far to Live and Die
The Pirates of Penzance, Act I: Recitative and Duet. Oh! False One, You Have Deceived Me
The Pirates of Penzance, Act I: Chorus of Girls. Climbing over Rocky Mountain
The Pirates of Penzance, Act I: Recitative. Stop, Ladies, Pray!
The Pirates of Penzance, Act I: Song. Oh! Is There Not One Maiden Breast
The Pirates of Penzance, Act I: Song. Poor Wand'ring One
The Pirates of Penzance, Act I: Chorus of Girls. What Ought We to Do, Gentle Sisters, Say!
The Pirates of Penzance, Act I: Duet. How Beautifully Blue the Sky
The Pirates of Penzance, Act I: Solo with Chorus. Stay, We Must Not Lose Our Senses
The Pirates of Penzance, Act I: Recitative. Hold, Monsters!
The Pirates of Penzance, Act I: Song. I Am the Very Model of a Modern Major-General
The Pirates of Penzance, Act I: Finale. Oh! Men of Dark and Dismal Fate
The Pirates of Penzance, Act II: Introduction and Solo. Oh! Dry the Glist'ning Tear
The Pirates of Penzance, Act II: Recitative. Now, Frederic, Let Your Escort Lion-Hearted
The Pirates of Penzance, Act II: Chorus with Solos. When the Foeman Bares His Steel
The Pirates of Penzance, Act II: Recitative and Trio. Now for the Pirates' Lair!
The Pirates of Penzance, Act II: Trio. When You Had Left Our Pirate Fold
The Pirates of Penzance, Act II: Trio. Away, Away, My Heart's on Fire!
The Pirates of Penzance, Act II: Recitative and Duet. All Is Prepared! Your Gallant Crew Await You!
The Pirates of Penzance, Act II: Duet. Stay, Frederic, Stay!
The Pirates of Penzance, Act II: Recitative. No, I'll Be Brave! Oh, Family Descent
The Pirates of Penzance, Act II: Song. When a Felon's Not Engaged in His Employment
The Pirates of Penzance, Act II: Solo. A Rollicking Band of Pirates We
The Pirates of Penzance, Act II: Solo. With Cat-Like Tread
The Pirates of Penzance, Act II: Chorus. Hush! Hush! Not a Word
The Pirates of Penzance, Act 2: Song and Finale. Sighing Softly to the River
Parsifal, WWV 111 / Act 1: "He! Ho! Waldhüter ihr"
Parsifal, WWV 111 / Act 1: "Seht dort, die wilde Reiterin"
Parsifal, WWV 111 / Act 1: "Recht so! Habt Dank! Ein wenig Rast!...Gawan! - Herr! Gawan weilte nicht!"
Parsifal, WWV 111 / Act 1: "He, du da! Was liegst du dort wie ein wildes Tier?"
Parsifal, WWV 111 / Act 1: "Das ist ein andres... O wunden-wundervollen heiliger"
Parsifal, WWV 111 / Act 1: "Titurel, der fromme Held"
Parsifal, WWV 111 / Act 1: "Vor allem nun: die Speer kehr' uns zurück"
Parsifal, WWV 111 / Act 1: "Weh! - Hoho! - Auf! - Wer ist der Frevler?"
Parsifal, WWV 111 / Act 1: "Du konntest morden, hier, im heil'gen Walde"
Parsifal, WWV 111 / Act 1: "Wo bist du her?"
Parsifal, WWV 111 / Act 1: "Den Vaterlosen gebar die Mutter"
Parsifal, WWV 111 / Act 1: "So recht! So nach des Grales Gnade"
Parsifal, WWV 111 / Act 1: "Vom Bade kehrt der König heim"
Parsifal, WWV 111 / Act 1: "Nun achte wohl und laß mich seh'n...Zum letzten Liebesmahle"
Parsifal, WWV 111 / Act 1: "Mein Sohn Amfortas, bist du am Amt?"
Parsifal, WWV 111 / Act 1: "Nein! Lasst ihn unenthüllt"
Parsifal, WWV 111 / Act 1: "Nehmet hin meinen Leib"
Parsifal, WWV 111 / Act 1: "Was stehest du noch da?"
Parsifal, WWV 111 / Act 2: "Die Zeit ist da"
Parsifal, WWV 111 / Act 2: "Erwachst du? Ha!"
Parsifal, WWV 111 / Act 2: "Jetzt schon erklimmt er die Burg"
Parsifal, WWV 111 / Act 2: "Hier war das Tosen!"
Parsifal, WWV 111 / Act 2: "Ihr schönen Kinder"
Parsifal, WWV 111 / Act 2: "Komm, holder Knabe!"
Parsifal, WWV 111 / Act 2: "Parsifal! Weile!"
Parsifal, WWV 111 / Act 2: "Ich sah das Kind an seiner Mutter Brust"
Parsifal, WWV 111 / Act 2: "Wehe! Was tat ich? Wo war ich?...Bekenntnis wird Schuld in Reue enden"
Parsifal, WWV 111 / Act 2: "Amfortas! Die Wunde!"
Parsifal, WWV 111 / Act 2: "Grausamer! Fühlst du im Herzen...Ich sah ihn...Nun such' ich ihn von Welt zu Welt"
Parsifal, WWV 111 / Act 2: "Auf Ewigkeit wärst du verdammt"
Parsifal, WWV 111 / Act 2: "Vergeh, unseliges Weib!"
Parsifal, WWV 111 / Act 2: "Halt da! Dich bann' ich mit der rechten Wehr!"
Parsifal, WWV 111 / Act 3: "Von dorther kam das Stöhnen"
Parsifal, WWV 111 / Act 3: "Du tolles Weib! Hast du kein Wort für mich?"
Parsifal, WWV 111 / Act 3: "In düstrem Waffenschmucke?"
Parsifal, WWV 111 / Act 3: "Heil mir, daß ich dich wiederfinde!"
Parsifal, WWV 111 / Act 3: "O Gnade! Höchstes Heil!"
Parsifal, WWV 111 / Act 3: "Nicht so! Die heil'ge Quelle selbst"
Parsifal, WWV 111 / Act 3: "Du wuchsest mir die Füsse"
Parsifal, WWV 111 / Act 3: "Wie dünkt mich doch die Aue heut so schön" - Karfreitagszauber
Parsifal, WWV 111 / Act 3: "Mittag. Die Stund' ist da" - Verwandlungsmusik
Parsifal, WWV 111 / Act 3: "Geleiten wir im bergenden Schrein"
Parsifal, WWV 111 / Act 3: "Ja, Wehe! Weh' über mich!"
Parsifal, WWV 111 / Act 3: "Nur eine Waffe taugt"
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Come on, old lady, and let's get the show started (Cricket, Catepillar
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Hey there, Harašta, how's it going? (
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Little foxes running fast (Fox Cubs,
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: How many children do we have? (Fox, V
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Put it down fast! Harašta, Harašta! (
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Where is old man Pásek? (Forester, In
The Cunning Little Vixen, Act I. How Sharp-Ears was Caught: Look what we've got down 'ere (Pepik, Frantik, Vixen, Forester's Wife,
The Cunning Little Vixen, Act III. Sharp-Ears outwits Harašta from Lisen; Sharp-Ears' death: Well I'm damned! (Forester, Innkeeper
The Cunning Little Vixen, Act III. The young Sharp-Ears is the spitting image of her mother: When evening arrives, I welcome the r
The Cunning Little Vixen, Act III. The young Sharp-Ears is the spitting image of her mother: Hey! But I can't see the Vixen there!
The Cunning Little Vixen, Act I. Sharp-Ears as a Politician: Come on then, don't be frightened (Chief Hen, Forester's Wife, Vixen,
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Ah! - Who's that out there screaming? (Vixen, Badger, Forest Cre
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: In my view parish things have got to be better! (Priest, Foreste
The Cunning Little Vixen, Act II. Sharp-Ears expropriates a home: Once long since, long ago (Forester, Schoolmaster, Priest, Pásek
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: Let me go! I am afraid of you! (Vixen, F
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: If you had only seen what I saw just now
The Cunning Little Vixen, Act II. Sharp-Ears's Courtship; Sharp-Ears's Love and Marriage: That's how it is! (Fox, Vixen, Woodpecke
La Forza del Destino: Act I: Recitativo e romanza - Temea restasse
La Forza del Destino: Act I: Scena e duetto - M'aiuti, signorina
La Forza del Destino: Act I: Dimani si partirà
La Forza del Destino: Act I: Scena finale - È tardi
I'm Called Little Buttercup (feat. Gillian Knight & Isidore Godfrey)
Gilbert & Sullivan - Excerpts from "HMS Pinafore" and "The Gondoliers"
Rigoletto / Act 1: Figlia!....Mio padre!