1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0x9f13fdb88971a0a7bac9605afae25520dc22a5eb65c7109aefed9f083ca9b4fb. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5a998842-107f-41ae-a774-0909e467ce99.json and https://artists.proofprofile.net/proofs/artist/5a998842-107f-41ae-a774-0909e467ce99.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Haydn: Cello Concertos; C.P.E. Bach: Cello Concerto
Cello Concerto in C Major, Hob. VIIb:1: II. Adagio
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb69fd5f0afc3555493d8f30f6be084ba1aa2195f332348ac54fd9b1e31b67fc. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY1716202.
Cello Concerto in C Major, Hob. VIIb:1: III. Finale. Allegro molto
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La finta giardiniera, K. 196: Cavatina. Geme la tortorella (Arr. Isserlis for Cello and Orchestra)
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Cello Concerto in A Major, H. 439: I. Allegro
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Cello Concerto in A Major, H. 439: III. Allegro assai
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Cello Concerto in D Major, Hob. VIIb:2: III. Rondo. Allegro
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Symphony No. 6 in F Major, Op. 68: II. Andante molto mosso
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Piano Concerto No. 1 in C Major, Op. 15: II. Largo
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Symphony No. 2 in D Major, Op. 36: II. Larghetto
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Rihm: Konzert in einem Satz - Toch: Cello Concerto
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Die letzten Dinge: IV. Heilig, heilig, heilig
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Die letzten Dinge: VI. Das Lamm, das erwürget ist
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Die letzten Dinge: VII. Und alle Kreatur
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Die letzten Dinge: IX. Heil, dem Erbarmer Heil!
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Die letzten Dinge: XIV. Die Stunde des Gerichts
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Die letzten Dinge: XVI. Selig sind die Toten
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Weinberg: Symphonies Nos. 3 & 7; Flute Concerto No. 1
Symphony No. 7, Op. 81: I. Adagio sostenuto
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Flute Concerto No. 1, Op. 75: I. Allegro
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Flute Concerto No. 1, Op. 75: III. Allegro comodo
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Symphony No. 3 in B Minor, Op. 45: I. Allegro
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Symphony No. 3 in B Minor, Op. 45: II. Allegro giocoso
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Symphony No. 3 in B Minor, Op. 45: IV. Allegro vivace
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Paulus, Op. 36, MWV A14 / Part 1: No. 3 Choral: "Allein Gott in der Höh' sei Ehr"
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Paulus, Op. 36, MWV A14 / Part 2: No. 26 Chor: "Wie lieblich sind die Boten"
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Paulus, Op. 36, MWV A14 / Part 1: No. 6 Rezitativ: "Und sie sahen auf ihn"
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Paulus, Op. 36, MWV A14 / Part 2: No. 28 Rezitativ und Chor: "Da aber die Juden das Volk sahen"
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Paulus, Op. 36, MWV A14 / Part 2: No. 38 Chor: "Hier ist des Herren Tempel"
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Paulus, Op. 36, MWV A14 / Part 1: No. 17 Rezitativ: "Die Männer aber"
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Paulus, Op. 36, MWV A14 / Part 2: No. 40 Kavatine: "Sei getreu bis in den Tod"
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Paulus, Op. 36, MWV A14 / Part 1: No. 20 Arie mit Chor: "Ich danke dir, Herr, mein Gott"
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Mozart: Violin Concerto No.5 In A, K.219 / Vieuxtemps: Violin Concerto No.4 In D Minor, Op.31 (Bonus Track Version)
Violin Concerto No. 5 in A Major, K. 219 "Turkish": I. Allegro aperto
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Violin Concerto No. 5 in A Major, K. 219 "Turkish": II. Adagio
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Violin Concerto No. 5 in A Major, K. 219 "Turkish": III. Rondeau (Tempo di minuetto)
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Violin Concerto No. 4 in D Minor, Op. 31: I. Andante - Moderato
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Violin Concerto No. 4 in D Minor, Op. 31: II. Adagio religioso
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Violin Concerto No. 4 in D Minor, Op. 31: III. Scherzo. Vivace - Trio. Meno mosso
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Violin Concerto No. 4 in D Minor, Op. 31: IV. Finale marziale: Andante - Allegro
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Hilary Hahn and Paavo Järvi in Conversation, Pt. 1 - Bonus Track
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Violin Concerto in D Major, Op. 61: I. Allegro ma non troppo
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Violin Concerto in D Major, Op. 61: II. Larghetto
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Violin Concerto in D Major, Op. 61: III. Rondo. Allegro
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Violin Concerto, Op. 15: I. Moderato con moto
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Violin Concerto, Op. 15: II. Vivace – Cadenza –
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Violin Concerto in D, R.234 "L'inquietudine": 3. Allegro
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Mendelssohn: Wie der Hirsch schreit. Kirchenwerke IV
Psalm 42, Op. 42: I. Coro "Wie der Hirsch schreit"
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Psalm 42, Op. 42: II. Aria "Meine Seele dürstet"
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Psalm 42, Op. 42: III. Recitativo "Meine Tränen sind"
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Psalm 42, Op. 42: IV. Coro "Was betrübst Du Dich"
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Psalm 42, Op. 42: V. Recitativo "Mein Gott, betrübt ist meine Seele"
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Psalm 42, Op. 42: VI. Quintetto "Der Herr hat des Tages verheissen"
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Psalm 42, Op. 42: VII. Schlusschor " Was betrübst du dich meine Seele"
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Lauda Sion, Op. 73: I. Lauda Sion Salvatorem
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Lauda Sion, Op. 73: II. Laudis thema specialis
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Lauda Sion, Op. 73: V. Docti sacris institutis
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Lauda Sion, Op. 73: VI. Sub diversis speciebus
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From My Home. Music from the Baltic Countries by Pärt, Tüür, Vasks ...
Mendelssohn: Die erste Walpurgisnacht, Op. 60
Die erste Walpurgisnacht, Op. 60: IV. Verteilt euch hier
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Die erste Walpurgisnacht, Op. 60: VI. Kommt mit Zacken und mit Gabeln
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Die erste Walpurgisnacht, Op. 60: IX. Die Flamme reinigt sich vom Rauch
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Beethoven: Violin Concerto in D Minor, Op. 61 - Tsintsadze: Miniatures
Beethoven & Stravinsky: Violin Concertos
Stravinsky: Violin Concerto in D Major: I. Toccata
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Stravinsky: Violin Concerto in D Major, Op. 8: IV. Capriccio
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Beethoven: Violin Concerto in D Major, Op. 61: III. Rondo. Allegro
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Schoenberg: Verklärte Nacht, Kammersinfonie No. 2 & Suite im alten Stile
Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": Ia. Sinfonia: Maestoso con moto
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": Ib. Sinfonia: Allegretto un poco agitato
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": Ic. Sinfonia: Adagio religioso
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": II. Allegro moderato maestoso "Alles, was Odem hat, lobe den Herrn"
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": III. Recitative: "Saget es, die ihr erlöst seid durch den Herrn"
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": IV. A tempo moderato. "Sagt es, die ihr erlöst seid"
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": V. Andante "Ich harrete des Herrn"
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": VI. Allegro un poco agitato "Stricke des Todes hatten uns umfangen"
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": VII. Allegro maestoso e molto vivace. "Die Nacht ist vergangen"
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": VIII. Andante con moto. "Nun danket alle Gott"
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": IX. Andante sostenuto assai. "Drum sing' ich mit meinem Liede ewig dein Lob"
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Symphony No. 2 in B-Flat Major, Op. 52 "Hymn of Praise": X. Allegro non troppo "Ihr Völker, bringet her dem Herrn Ehre und Macht!"
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Mendelssohn: Herr Gott, dich loben wir. Kirchenwerke IX
Der 95 Psalm, Op. 46: I. Kommt, lasst uns anbeten
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Singet dem Herrn ein neues Lied, Op. 91 "Psalm 98": I. Singet dem Herrn ein neues Lied
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Louis Spohr: Des Heilands letzte Stunden. Passionsoratorium
Des Heilands letzte Stunden, WoO 62: Ouverture
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Des Heilands letzte Stunden, WoO 62: Senke dich, stille Nacht
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Des Heilands letzte Stunden, WoO 62: Wohin? Wohin? Was scheut mein Blick?
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Des Heilands letzte Stunden, WoO 62: Und wenn sie alle weichen, ich hange fest an dir
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Des Heilands letzte Stunden, WoO 62: Wer naht sich dort? Seht, welche düstre Schar
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Des Heilands letzte Stunden, WoO 62: Der du mit Allgewalt über dem Erdkreis thronst
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Des Heilands letzte Stunden, WoO 62: Lasst mit heiligem Erbeben
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Des Heilands letzte Stunden, WoO 62: Treu bin ich dem Gesetz, ihr wisst’s!
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Des Heilands letzte Stunden, WoO 62: Schmach! Schmach! Schmach!
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Des Heilands letzte Stunden, WoO 62: Arzt, der allen half, hilf dir nun selber!
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Des Heilands letzte Stunden, WoO 62: In seiner Todesnot dich zu ihm wende
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Des Heilands letzte Stunden, WoO 62: Wir drücken dir die Augen zu
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Trumpet Concerto, Op. 18: I. Allegro moderato
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Trumpet Concerto, Op. 18: II. Adagio religioso. Allegretto
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Trumpet Concerto, Op. 18: III. Rondo. Allegro scherzando
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Entsagung, Op. 19 - Arr. for trumpet and harp by Stephan Peiffer
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Liebeslied, Op. 22, No. 2 - Arr. for trumpet & chamber ensemble by Stephan Peiffer
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Trompeten-Sextett, Op. 30: II. Scherzo. Allegro vivace
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ハイドン：交響曲第94番「驚愕」・第95番・第98番・第99番
Symphony No. 94 in G major Hob. I: 94 "Surprise" I. Adagio - Vivace assai
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Symphony No. 99 in E flat major Hob I: 99 I. Adagio - Vivace assai
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Symphony No. 98 in B flat major Hob I: 98 I. Adagio - Allegro
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Symphony No. 98 in B flat major Hob I: 98 II. Adagio
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Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
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Improvisation on Mozart's "Haffner" Symphony
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Symphony No. 40 in G Minor, K. 550: I. Molto allegro
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Symphony No. 40 in G Minor, K. 550: IV. Finale. Allegro assai
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Symphony No. 36 in C Major, K. 425 "Linz": II. Andante
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Fremdling, rede - Ballade Furor Odysseus / Double Distant Counterpoint
Schubert Revisited: Lieder Arranged for Baritone and Orchestra
An Sylvia, D. 891 (Arr. Schmalcz for Baritone and Chamber Orchestra)
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Der Tod und das Mädchen, D. 531 (Arr. Schmalcz for Baritone and Chamber Orchestra)
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Erlkönig, D. 328 (Arr. Schmalcz for Baritone and Chamber Orchestra)
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Grenzen der Menschheit, D. 716 (Arr. Schmalcz for Baritone and Chamber Orchestra)
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3 Gesänge des Harfners, D. 478: No. 1, Wer sich der Einsamkeit ergibt (Arr. Schmalcz for Baritone and Chamber Orchestra)
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An die Entfernte, D. 765 (Arr. Schmalcz for Baritone and Chamber Orchestra)
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Haydn: London Symphonies Vol.1 Symphonies No. 101 "The Clock" & No. 103 "Drum Roll"
Symphony No. 101 in D Major, Hob. I: 101 "The Clock" I. Adagio - Presto
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Mozart: Works for Oboe and Orchestra / Piano (Extended Edition)
Oboe Concerto in F Major (After K. 293): I. Allegro
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Ave verum corpus, K. 618 (Arr. Spindler for English Horn, Strings and Organ)
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Flute and Harp Concerto, K. 299: II. Andantino (Arr. Spindler for Oboe, Harpsichord and Orchestra)
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Flute and Harp Concerto, K. 299/297c: III. Rondeau. Allegro (Arr. Spindler for Oboe, Harpsichord and Orchestra)
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Rondo in C Major, K. 373 (Adapt. for Oboe and Orchestra)
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Exsultate, jubilate, K. 165/158a: I. Allegro (Arr. Spindler for Oboe d'amore, Orchestra and Organ)
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Exsultate, jubilate, K. 165/158a: III. Allegro (Arr. Spindler for Oboe d'amore, Orchestra and Organ)
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Die Zauberflöte, K. 620: Ach, ich fühl's, es ist verschwunden (Arr. Spindler for Oboe and Piano)
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Die Entführung aus dem Serail, K. 384: Martern aller Arten (Arr. Spindler for Oboe and Piano)
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Die Zauberflöte, K. 620: Der Hölle Rache kocht in meinem Herzen (Arr. Spindler for Oboe and Piano)
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Gran Adagio (Arr. Spindler for Oboe, Violin, Cello and Orchestra After Adagio from Gran Partita, K. 361/370a)
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Tchaikovsky (Violin Concerto & Souvenir de Florence)
Violin Concerto in D Major, Op. 35: II. Canzonetta. Andante
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Italian Concert in F Major, BWV 971: I. Allegro - Arr. for Trumpet
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Concerto in G Minor, BWV 1056/156: I. Moderato - Arr. for Trumpet
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Concerto in G Minor, BWV 1056/156: II. Adagio - Arr. for Trumpet
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Concerto in G Minor, BWV 1056/156: III. Presto (Allegro) - Arr. for Trumpet
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Concerto in D Major, BWV 972 (After RV 230): I. Allegro - Arr. for Trumpet
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Concerto in D Major, BWV 972 (After RV 230): II. Larghetto - Arr. for Trumpet
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Concerto in D Major, BWV 972 (After RV 230): III. Allegro - Arr. for Trumpet
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Double Concerto in D Minor, BWV 1060: I. Allegro - Arr. for Trumpet
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Concerto in G Major, BWV 978 (After RV 310): I. Allegro - Arr. for Trumpet
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Concerto in G Major, BWV 978 (After RV 310): III. Allegro - Arr. for Trumpet
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ブラームス：交響曲第1番＆ハイドンの主題による変奏曲
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ハイドンの主題による変奏曲 作品56a 主題
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ハイドンの主題による変奏曲 作品56a 変奏VI
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ハイドンの主題による変奏曲 作品56a フィナーレ
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Concerto No. 1 in D Major, TWV 51:D7: I. Adagio
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Concerto No. 1 in D Major, TWV 51:D7: II. Allegro
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Concerto No. 1 in D Major, TWV 51:D7: III. Grave
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Concerto No. 1 in D Major, TWV 51:D7: IV. Allegro
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Methodical Sonata, TWV 41:H3: I. Siciliana (Arr. For Trumpet and Basso Continuo)
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Methodical Sonata, TWV 41:H3: V. Vivace (Arr. For Trumpet and Basso Continuo)
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Methodical Sonata, TWV 41:H3: VI. Presto (Arr. For Trumpet and Basso Continuo)
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Concerto No. 2 in D Major, TWV 43:D7: I. Adagio
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Concerto No. 2 in D Major, TWV 43:D7: III. Siciliano
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Oboe Sonata, TWV 41:G6: I. Largo (Arr. For Trumpet and Basso Continuo)
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Oboe Sonata, TWV 41:G6: V. Allegro (Arr. For Trumpet and Basso Continuo)
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Concerto No. 3 in D Major, TWV 53:D2: I. Allegro
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Concerto No. 3 in D Major, TWV 53:D2: II. Adagio
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Sonata (Sinfonia) in D Major, TWV 41:1: II. Largo
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ブラームス：交響曲第2番、悲劇的序曲＆大学祝典序曲
Brahms: Hungarian Dances 1, 3, 10-The Portrait of Paavo Jarvi and The Deutsche Kammerphilharmonie
Schumann: Symphony No. 4, Overture, Scherzo & Finale & Konzertstuck
序曲、スケルツォとフィナーレ作品52 序曲
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4本のホルンと管弦楽のためのコンツェルトシュトゥック ヘ長調作品86 第1楽章
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Symphony No. 2 In C Major, Op. 61: IV. Allegro molto vivace
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Vivaldi: The Four Seasons - La follia, Op. 1
Schumann: Symphonies No.1 "Spring" & No.3 "Rhenish"
交響曲第1番変ロ長調作品38「春」 第2楽章
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Bach: Piano Concertos, BWV 1052, 1055, 1056 & 1058
Bach, JS: Piano Concerto No. 1 in D Minor, BWV 1052: I. Allegro
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Bach, JS: Piano Concerto No. 1 in D Minor, BWV 1052: II. Adagio
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Bach, JS: Piano Concerto No. 1 in D Minor, BWV 1052: III. Allegro
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Bach, JS: Piano Concerto No. 4 in A Major, BWV 1055: I. Allegro
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Bach, JS: Piano Concerto No. 4 in A Major, BWV 1055: II. Larghetto
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Bach, JS: Piano Concerto No. 4 in A Major, BWV 1055: III. Allegro ma non tanto
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Bach, JS: Piano Concerto No. 5 in F Minor, BWV 1056: I. —
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Bach, JS: Piano Concerto No. 5 in F Minor, BWV 1056: II. Largo
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Bach, JS: Piano Concerto No. 5 in F Minor, BWV 1056: III. Presto
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Bach, JS: Piano Concerto No. 7 in G Minor, BWV 1058: I. —
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Bach, JS: Piano Concerto No. 7 in G Minor, BWV 1058: II. Andante
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Bach, JS: Piano Concerto No. 7 in G Minor, BWV 1058: III. Allegro assai
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Mendelssohn: Magnificat. Kirchenwerke VIII
Magnificat in D Major: V. Deposuit potentes
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交響曲 第1番 ハ長調 Op.21 IV. Adagio; Allegro molto e vivace
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Haydn: Concertos for Violoncello and Orchestra - Kraft: Cello Sonata No. 2, Op. 2
Mendelssohn: Verleih uns Frieden. Kirchenwerke VI
Mozart: Violin Concerto No. 5 in A Major, K. 219 "Turkish": III. Rondeau. Tempo di menuetto
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Piano Concerto No. 23 in A Major, K. 488: II. Adagio
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Violin Concerto No. 3 in G Major, K. 216: II. Adagio
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Mozart: Piano Concerto No. 23 in A Major, K. 488: II. Andante
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Mozart: Piano Concerto No. 20 in D Minor, K. 466: II. Romance
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Keyboard Concerto in D Minor, BWV 1052: I. Allegro
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Mozart: Piano Concerto No. 23 in A Major, K. 488: I. Allegro
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Mozart: Piano Concerto No. 24 in C Minor, K. 491: II. Larghetto
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