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 0x1bacb10f93bad68643882ba4da2d323c21f317227201118bb41857b5bd16f750. 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/41b131a3-1d4d-484f-bb94-baef5a6b5d87.json and https://artists.proofprofile.net/proofs/artist/41b131a3-1d4d-484f-bb94-baef5a6b5d87.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mozart: Une petite musique de nuit - Pachelbel: Canon
Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
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
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Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance. Andante
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Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": IV. Rondo. Allegro
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Pachelbel: Canon and Gigue for Three Violins and Continuo in D Major: Canon
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Mozart: 3 German Dances, K. 605: No. 3 in C Major "Schlittenfahrt"
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Bach, JS: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
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Fauré: Pavane, Op. 50 (Instrumental Version)
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Boccherini: String Quintet in E Major, Op. 11 No. 5, G. 275: III. Minuetto - Trio (Arr. Woodhouse for String Orchestra)
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Tchaikovsky: String Quartet No. 1 in D Major, Op. 11: II. Andante cantabile (Arr. Marriner for String Orchestra)
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Grieg: 2 Elegiac Melodies, Op. 34: No. 1, The Wounded Heart (Orchestral Version)
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Grieg: 2 Elegiac Melodies, Op. 34: No. 2, Last Spring (Orchestral Version)
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Symphony No. 25 in G Minor, K. 183: I. Allegro con brio
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Serenade in B flat, K.361 "Gran partita": 3. Adagio
Academy of St. Martin in the Fields Wind Ensemble
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Le nozze di Figaro, K.492 - Original version, Vienna 1786 - Act 4: Le Nozze di Figaro, K. 492 - "Contessa, perdona...Ah tutti contenti"
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Piano Concerto No. 22 in E flat, K.482: 3. Allegro - Andante cantabile - Tempo I
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Don Giovanni, K.527 / Act 2: "Don Giovanni, a cenar teco m'invitasti"
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Così fan tutte ossia La scuola degli amanti, K.588 - (L. da Ponte) - Act 1: "Soave sia il vento"
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Die Zauberflöte, K.620 / Act 2: Die Zauberflote, K. 620 - "Ach ich fuhl's"
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Requiem in D Minor, K. 626: I. Introitus. Requiem aeternam
Academy of St Martin in the Fields Chorus
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Concerto for 2 Pianos in E-Flat Major, K. 365: III. Rondo. Allegro moderato
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Amadeus (The Complete Soundtrack Recording)
Mozart For The Morning Commute - A Lively Bit Of Traveling Music
Bach for Breakfast - The Leisurely Way to Start Your Day
Herz und Mund und Tat und Leben, Cantata BWV 147: No. 10 Jesu, Joy of Man's Desiring (Arr. by Guillermo Figueroa)
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Oboe Concerto in D Minor, BWV 1059R: II. Siciliano
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Suite for Cello Solo No. 3 in C, BWV 1009 - Guitar Transcription by Pepe Romero (1944-): 5. Bourrée I/II
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Sonata No.2 in E flat major, BWV 1031 - For Flute and Harp: 2. Siciliano
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Sonata No.2 in E flat major, BWV 1031 - For Flute and Harp: 1. Allegro moderato
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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Sonata for Violin or Flute and Continuo, No.1 in G Minor BWV 1020 - arr. Flute, Harp, and Cello: 1. (Allegro)
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Sonata for Violin or Flute and Continuo, No.1 in G Minor BWV 1020 - arr. Flute, Harp, and Cello: 2. Adagio
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Christmas Oratorio, BWV 248 / Part Two - For the second Day of Christmas: No. 10 Sinfonia
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Sonata for Flute or Violin No.4 in C, BWV 1033: 1. Andante - Presto
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Sonata for Flute or Violin No.4 in C, BWV 1033: 4. Menuet I - II
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English Suite No. 3 in G minor, BWV 808 - Transcr. for two guitars A. Lagoya: 2. Allemande
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Suite in E for Lute, BWV 1006a/1000 - Arr. Harp: 3. Gavotte en rondeau
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Concerto For Violin, Oboe, And Strings In D Minor, BWV 1060 - Arr. For Panpipes From Reconstruction By Max Schneider (1875- 1967): 2. Adagio
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Oboe d'amore Concerto in A Major, BWV 1055R: I. (Allegro moderato)
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Beethoven: Piano Concerto No. 2 in B-Flat Major, Op. 19: 3. Rondo. Molto allegro (Live at Konzerthaus Berlin / 2018)
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Requiem in D Minor, K. 626: IIIa. Sequentia. Dies irae
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Requiem in D Minor, K. 626: IIIb. Sequentia. Tuba mirum
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Requiem in D Minor, K. 626: IIIc. Sequentia. Rex tremendae
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Requiem in D Minor, K. 626: IIId. Sequentia. Recordare
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Requiem in D Minor, K. 626: IIIe. Sequentia. Confutatis
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Requiem in D Minor, K. 626: IIIf. Sequentia. Lacrimosa
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Requiem in D Minor, K. 626: IVa. Offertorium. Domine Jesu
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Requiem in D Minor, K. 626: IVb. Offertorium. Hostias
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Requiem in D Minor, K. 626: VI. Benedictus
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Requiem in D Minor, K. 626: VII. Agnus Dei
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Requiem in D Minor, K. 626: VIII. Communio: Lux aeterna
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Zeller: Der Obersteiger, Act 2: "Sei nicht bös" (Martin)
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Lincke: Frau Luna: "Schlösser, die im Monde liegen"
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Strauss, J. II / Orch. Stalla: Die Tänzerin Fanny Elssler, Act 2: "Draußen in Sievering" (Fanny)
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Lehár: Die lustige Witwe, Act 2: Vilja-Lied. "Es lebt eine Vilja, ein Waldmägdelein" (Hanna)
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Benatzky & Strauss II, J.: Casanova, Act 1: Nonnenchor. "O Madonna, auf uns sieh!" - Lied der Laura. "O Marie, wie entflieh" (Laura, Chor)
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Mackeben & Millöcker: Die Dubarry: "Ich schenk mein Herz nur dem allein" (Jeanne)
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Lehár: Giuditta: "In einem Meer von Liebe" (Giuditta, Chor)
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Flute Concerto No. 1 in G, K.313: 2. Adagio non troppo
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Flute Quartet in D, K.285: 2. Adagio - (attacca)
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Flute Concerto No. 1 in G, K.313: 3. Rondo (Tempo di Menuetto)
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Flute Concerto No.2 in D, K.314: 1. Allegro aperto
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Flute Quartet in A, K.298: 1. Thema (Andante) con variazioni
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Flute Concerto No.2 in D, K.314: 3. Allegro
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Flute Quartet in A, K.298: 3. Rondeau (Allegretto grazioso)
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Andante for Flute and Orchestra in C, K.315
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Concerto for Flute, Harp, and Orchestra in C, K.299: 3. Rondo (Allegro)
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Mozart: Sinfonia Concertante; Oboe Concerto
Sinfonia Concertante for Flute, Oboe, Horn & Bassoon in E flat major, K.297B: 2. Adagio
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Oboe Concerto in C, K.314: 1. Allegro aperto
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Oboe Concerto in C, K.314: 2. Adagio non troppo
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Mozart: Great Mass in C minor; Ave Verum Corpus
Mass in C minor, K.427 "Grosse Messe": 1. Kyrie
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Mass in C minor, K.427 "Grosse Messe": 2. Gloria: Gloria in excelsis Deo
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Mass in C minor, K.427 "Grosse Messe": 4. Gloria: Gratias
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Mass in C minor, K.427 "Grosse Messe": 9. Credo: Credo in unum Deum
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Mass in C minor, K.427 "Grosse Messe": 10. Credo: Et incarnatus est
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Mass in C minor, K.427 "Grosse Messe": 12. Benedictus
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Martin: Orchestral, Choral & Vocal Works.
Violin Concerto in A Minor, BWV 1041: I. Allegro
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Violin Concerto in A Minor, BWV 1041: II. Andante
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Violin Concerto in A Minor, BWV 1041: III. Allegro assai
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Violin Concerto in E Major, BWV 1042: I. Allegro
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Violin Concerto in E Major, BWV 1042: II. Adagio
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Violin Concerto in E Major, BWV 1042: III. Allegro assai
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Violin Partita No. 2 in D Minor, BWV 1004: V. Chaconne (Arr. J. Milone for Violin & Orchestra)
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Orchestral Suite No. 3 in D major, BWV 1068: II. Air
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Violin Partita No. 3 in E Major, BWV 1006: III. Gavotte en rondeau (Arr. J. Milone for Violin & Orchestra)
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The Four Seasons - Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": I. Allegro
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The Four Seasons - Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": II. Largo e pianissimo sempre
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The Four Seasons - Violin Concerto in E Major, Op. 8 No. 1, RV 269 "Spring": III. Danza pastorale. Allegro
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The Four Seasons - Violin Concerto in G Minor, Op. 8 No. 2, RV 315 "Summer": I. Allegro non moto
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The Four Seasons - Violin Concerto in G Minor, Op. 8 No. 2, RV 315 "Summer": II. Adagio - Presto
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The Four Seasons - Violin Concerto in G Minor, Op. 8 No. 2, RV 315 "Summer": III. Presto
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The Four Seasons - Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": I. Allegro
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The Four Seasons - Violin Concerto in F Major, Op. 8 No. 3, RV 293 "Autumn": III. Allegro
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The Four Seasons - Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": I. Allegro non molto
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The Four Seasons - Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo
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The Four Seasons - Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": III. Allegro
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Violin Sonata in G Minor "Devil's Trill"
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Gianni Schicchi: O mio babbino caro (Arr. C. Leon for Violin & Orchestra)
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Nocturne No. 20 in C-Sharp Minor, Op. posth (Arranged for Violin & Orchestra)
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The Carnival of the Animals, R. 125: XIII. The Swan
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Piano Concerto No. 21 in C Major, K. 467: II. Andante (Arranged for Violin & Orchestra)
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Orfeo ed Euridice, Wq. 30: Dance of the Blessed Spirits (Arranged for Violin & Orchestra)
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String Quartet No. 2 in D Major: III. Nocturne
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Songs My Mother Taught Me, Op. 55, No. 4 (Arr. for Violin and Orchestra)
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Pur ti Miro from 'L'incoronazione di Poppea
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Kinderszenen, Op. 15: No. 7, Träumerei (Arr. for Violin and Orchestra)
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Gloria, RV 589: I. Gloria in excelsis Deo
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Magnificat (Formerly Attrib. Pergolesi): Magnificat
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Magnificat (Formerly Attrib. Pergolesi): Et misericordia
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Magnificat (Formerly Attrib. Pergolesi): Deposuit Potentes
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Handel: Feuerwerkmusik, Wassermusik & Concerti grossi, Op. 3
Academy of St Martin in the Fields - Vivaldi
Vivaldi: Concerto for Two Trumpets in C Major, RV 537: I. Allegro
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Vivaldi: Concerto for Two Trumpets in C Major, RV 537: II. Largo
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Vivaldi: Concerto for Two Trumpets in C Major, RV 537: III. Allegro
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Vivaldi: Guitar Concerto in D Major, RV 93: II. Largo
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Vivaldi: Guitar Concerto in D Major, RV 93: III. Allegro
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Vivaldi: Gloria in D Major, RV 589: I. Gloria in excelsis Deo
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Vivaldi: Gloria in D Major, RV 589: III. Laudamus te
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Vivaldi: Gloria in D Major, RV 589: V. Propter magnam gloriam
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Vivaldi: Gloria in D Major, RV 589: VII. Domine Fili unigenite
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Vivaldi: Gloria in D Major, RV 589: IX. Qui tollis peccata mundi
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Vivaldi: Gloria in D Major, RV 589: X. Qui sedes ad dexteram Patris
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Vivaldi: Concerto for Violin and Trumpet in B-Flat Major, RV 548: II. Largo
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Vivaldi: Concerto for Violin and Trumpet in B-Flat Major, RV 548: III. Allegro
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Vivaldi: Guitar Concerto in C Major, RV 425: I. Allegro
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Vivaldi: Guitar Concerto in C Major, RV 425: II. Largo
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Vivaldi: Guitar Concerto in C Major, RV 425: III. Allegro
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Academy of St Martin in the Fields - Bach
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: Herz und Mund und Tat und Leben, BWV 147: Recitative. "Verstockung kann Gewaltige verblenden"
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Bach, JS: Herz und Mund und Tat und Leben, BWV 147: Recitative. "Der höchsten Allmacht Wunderhand"
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Bach, JS: Herz und Mund und Tat und Leben, BWV 147: Choral. "Jesus bleibet meine Freude, Meines Herzen Lust und Saft"
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Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. —
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Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Adagio
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Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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Bach, JS: Johannes-Passion, BWV 245, Pt. 2: No. 30, Aria. "Es ist vollbracht"
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: I. Ouverture
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: II. Rondeau
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Bach, JS: Orchestral Suite No. 2 in B Minor, BWV 1067: V. Polonaise & Double
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Bach, JS: Weichet nur, betrübte Schatten, BWV 202 "Wedding Cantata": No. 2, Rezitativ. "Die Welt wird wieder neu"
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Bach, JS: Weichet nur, betrübte Schatten, BWV 202 "Wedding Cantata": No. 3, Aria. "Phoebus eilt mit schnellen Pferden"
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Bach, JS: Weichet nur, betrübte Schatten, BWV 202 "Wedding Cantata": No. 4, Rezitativ. "Drum sucht auch Amor sein Vergnügen"
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Bach, JS: Weichet nur, betrübte Schatten, BWV 202 "Wedding Cantata": No. 6, Rezitativ. "Und dieses ist das Glücke"
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Bach, JS: Non sa che sia dolore, BWV 209: No. 1, Sinfonia
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Bach, JS: Non sa che sia dolore, BWV 209: No. 2, Recitativo. "Non sa che sia dolore"
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Bach, JS / Orch. Marriner: Was mir behagt, ist nur die muntre Jagd, BWV 208 "Jagdkantate": IX. Aria. "Schafe können sicher weiden"
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Bach, JS: Orchestral Suite No. 3 in D Major, BWV 1068: III. Gavottes I & II
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Orchestral Suite No. 3 in D Major, BWV. 1068: I. Ouverture
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Orchestral Suite No. 3 in D Major, BWV. 1068: II. Air
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Orchestral Suite No. 3 in D Major, BWV. 1068: III. Gavotte I - Gavotte II
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Orchestral Suite No. 3 in D Major, BWV. 1068: IV. Bourrée
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Orchestral Suite No. 3 in D Major, BWV. 1068: V. Gigue
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Cello Suite No. 1 in G Major, BWV. 1007: I. Prélude
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Herz und Mund und Tat und Leben, BWV. 147: X. Jesu, Joy of Man's Desiring
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Bach, J.S.: Brandenburg Concertos / Orchestral Suites / Violin Concertos
Brandenburg Concerto No. 1 in F Major, BWV 1046: I. [Allegro]
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Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
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Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
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Orchestral Suite No. 3 in D Major, BWV 1068: 2. Air
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Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
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Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto – Trio I – Polacca – Trio II
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. [Allegro]
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Orchestral Suite No. 3 in D Major, BWV 1068: 5. Gigue
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Orchestral Suite No. 4 in D Major, BWV 1069: 1. Ouverture
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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Orchestral Suite No. 1 in C Major, BWV 1066: 4. Forlane
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Brandenburg Concerto No. 3 in G Major, BWV 1048: I. [Allegro]
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Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Adagio
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Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
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Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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Orchestral Suite No. 2 in B Minor, BWV 1067: 3. Sarabande
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. [Allegro]
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Orchestral Suite No. 2 in B Minor, BWV 1067: 4. Bourrée I-II
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: III. Allegro
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Orchestral Suite No. 2 in B Minor, BWV 1067: 6. Menuet
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Orchestral Suite No. 2 in B Minor, BWV 1067: 7. Badinerie
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Violin Concerto No. 1 in A Minor, BWV 1041: II. Andante
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Jephtha, HWV 70, Act III: Waft Her, Angels, Through the Skies
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Meyerbeer: L'esule di Granata (Highlights)
Violin Concerto in E Major, Op. 8, No. 1, RV 269 "La primavera": 1. Allegro
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Violin Concerto in E Major, Op. 8, No. 1, RV 269 "La primavera": 3. Allegro
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Violin Concerto in G Minor, Op. 8, No. 2, RV 315 "L'estate": 2. Adagio - Presto - Adagio
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Violin Concerto in G Minor, Op. 8, No. 2, RV 315 "L'estate": 3. Presto
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Violin Concerto in F Major, Op. 8, No. 3, RV 293 "L'autunno": 1. Allegro
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Violin Concerto in F Major, Op. 8, No. 3, RV 293 "L'autunno": 3. Allegro
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Violin Concerto in F Minor, Op. 8, No. 4, RV 297 "L'inverno": 1. Allegro non molto
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Violin Concerto in F Minor, Op. 8, No. 4, RV 297 "L'inverno": 2. Largo
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Violin Concerto in F Minor, Op. 8, No. 4, RV 297 "L'inverno": 3. Allegro
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Concerto in D Minor for 2 Oboes, Strings & Continuo, RV 535 - Ed. Hogwood: 2. Largo
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Concerto in D Minor for 2 Oboes, Strings & Continuo, RV 535 - Ed. Hogwood: 3. Allegro molto
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Bassoon Concerto in A Minor, RV 498 - Ed. Christopher Hogwood: 1. Allegro (ma molto moderato)
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Flautino Concerto in C Major, RV 443 - Ed. Hogwood: 2. Largo
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Elgar: Piano Quintet; The Spanish Lady; La Capricieuse; Serenade Op. 20
Serenade for strings in E Minor, Op. 20: I. Allegro piacevole
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Serenade for strings in E Minor, Op. 20: II. Larghetto
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Serenade for strings in E Minor, Op. 20: III. Allegretto
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Piano Quintet in A Minor, Op. 84: II. Adagio
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Piano Quintet in A Minor, Op. 84: III. Andante - Allegro
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The Spanish Lady Suite (Ed. Young): II. Burlesco. Allegro
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The Spanish Lady Suite (Ed. Young): III. Adagio
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Marriner & The Academy - 20th Century Classics
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Visions fugitives, Op. 22 - Arranged Rudolph Barshai (1924-): 8. Commodo
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Mozart: The Piano Concertos (12 CDs, Vol.7 of 45)
Handel / Orch. Hale: Keyboard Suite No. 4 in D Minor, HWV 437: III. Sarabande
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Mozart: Mozart: Concerto For Clarinet And Orchestra In A (K. 622)
Out Of Africa (Music From The Motion Picture Soundtrack)
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Rimsky-Korsakov: The Tale of Tsar Saltan, Act 3: The Flight of the Bumblebee
Pachelbel: Canon - Albinoni: Adagio - Bach: Air on G String - Mozart: Eine kleine Nachtmusik - Fauré: Pavane - Handel: Hallelujah from the Messiah & Other Classical Hits
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Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso - Live at Konzerthaus Berlin / 2018
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Pachelbel: Canon and Gigue in D Major: Canon
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Suite No. 3 in D Major, BWV 1068: II. Air
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Handel: Solomon, HWV 67, Act 3: Sinfonia "The Arrival of the Queen of Sheba"
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Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
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Mozart: 3 German Dances, K. 605: No. 3 in C Major "Die Schlittenfahrt"
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