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genre: opera
description: Caroline Stein (born 1965) is a German operatic coloratura soprano and an academic voice teacher. She has appeared internationally, including contemporary opera, creating the Angel in Dusapin's Faustu
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  track: Die Zauberflöte, K. 620, Act II: No. 12, Wie? Wie? Wie?
  track: Die Zauberflöte, K. 620, Act I: No. 1, Zu Hilfe! Zu Hilfe! - Dialogue. Wo bin ich?
  track: Die Zauberflöte, K. 620, Act II: Dialogue. Heil dir, Jüngling - Ha, da find' ich ja die Spröde
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  track: Die Zauberflöte, K. 620, Act I: No. 2, Der Vogelfänger bin ich ja - Dialogue. He da!
  track: Die Zauberflöte, K. 620, Act II: No. 13, Alles fühlt der Liebe Freuden - Dialogue. Zurück!
  track: Die Zauberflöte, K. 620, Act I: Dialogue. Papageno... Ah! das geht mich an!
  track: Die Zauberflöte, K. 620, Act II: No. 14, Der Hölle Rache "Queen of the Night Aria"
  track: Die Zauberflöte, K. 620, Act I: No. 3, Dies Bildnis ist bezaubernd schön
  track: Die Zauberflöte, K. 620, Act II: Dialogue. Morden soll ich?
  track: Die Zauberflöte, K. 620, Act I: Dialogue. Freue dich und fasse Mut, schöner Jüngling
  track: Die Zauberflöte, K. 620, Act II: No. 15, In diesen heil'gen Hallen
  track: Die Zauberflöte, K. 620, Act I: No. 4, O zittre nicht, mein lieber Sohn! - Dialogue. Ist's auch denn Wirklichlkeit
  track: Die Zauberflöte, K. 620, Act I: No. 5, Hm! hm! hm! hm!
  track: Die Zauberflöte, K. 620, Act II: No. 16, Seid uns zum zweiten Mal willkommen
  track: Die Zauberflöte, K. 620, Act I: Dialogue. Ha, ha, ha! - He, Sklaven!
  track: Die Zauberflöte, K. 620, Act I: No. 6, Du feines Täubchen, nur herein
  track: Die Zauberflöte, K. 620, Act II: No. 17, Ach, ich fühl's
  track: Die Zauberflöte, K. 620, Act I: Dialogue. Bin ich nicht ein Narr
  track: Die Zauberflöte, K. 620, Act II: Dialogue. Nicht wahr, Tamino
  track: Die Zauberflöte, K. 620, Act I: No. 7, Duet. Bei Männern, welche Liebe fühlen
  track: Die Zauberflöte, K. 620, Act II: No. 18, Chorus. O Isis und Osiris, welche Wonne
  track: Die Zauberflöte, K. 620, Act I: No. 8, Finale: a-c. Zum Ziele führt dich diese Bahn
  track: Die Zauberflöte, K. 620, Act I: No. 8, Finale: d. Wie stark ist nicht dein Zauberton
  track: Die Zauberflöte, K. 620, Act II: No. 19, Soll ich dich, Teurer, nicht mehr sehn?
  track: Die Zauberflöte, K. 620, Act I: No. 8, Finale: e-f. Schnelle Füße, rascher Mut
  track: Die Zauberflöte, K. 620, Act I: No. 8, Finale: g-j. Es lebe Sarastro!... Wenn Tugend und Gerechtigkeit
  track: Die Zauberflöte, K. 620, Act II: No. 20, Ein Mädchen oder Weibchen
  track: Die Zauberflöte, K. 620, Act II: No. 9, Marsch der Priester
  track: Die Zauberflöte, K. 620, Act II: Dialogue. Ihr in dem Weisheitstempel
  track: Die Zauberflöte, K. 620, Act II: No. 21, Finale: a-b. Bald prangt - Du also bist mein Bräutigam
  track: Die Zauberflöte, K. 620, Act II: No. 10, O Isis und Osiris
  track: Die Zauberflöte, K. 620, Act II: No. 21, Finale: c-e. Der, welcher wandelt - Tamino mein - Wir wandelten
  track: Die Zauberflöte, K. 620, Act II: Dialogue. Eine schreckliche Nacht
  track: Die Zauberflöte, K. 620, Act II: No. 21, Finale: f-g. Papagena! Weibchen! Täubchen! - Pa-Pa-Pa-Pa-Pa-Pa-Papagena!
  track: Die Zauberflöte, K. 620, Act II: No. 11, Bewahret euch vor Weibertücken
  track: Die Zauberflöte, K. 620, Act II: No. 21, Finale: h-i. Nur stille, stille - Die Strahlen der Sonne
album: Krenek: Choral Works
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album: The Ligeti Project
album: Mozart: Die Zauberflöte - Highlights
album: Ziehrer: Die Landstreicher
album: Mozart 225 - The Late Operas
album: Ligeti : Project Vol.4 - Hamburg Concerto, Double Concerto, Requiem & Ramifications
album: Straus: Der Tapfere Soldat
album: The Best of Austrian Classical Music
album: Modern Classical Music
album: Modern Classics: György Ligeti
album: Hungary Classical
album: 21st Century Classical Superstars
album: Classical Music - 21st Century

Die Zauberflöte, K. 620, Act II: No. 12, Wie? Wie? Wie?
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Die Zauberflöte, K. 620, Act I: No. 1, Zu Hilfe! Zu Hilfe! - Dialogue. Wo bin ich?
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Die Zauberflöte, K. 620, Act I: Dialogue. Papageno... Ah! das geht mich an!
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  date published: 2026-07-02T03:55:08Z
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Die Zauberflöte, K. 620, Act I: Dialogue. Freue dich und fasse Mut, schöner Jüngling
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  date published: 2026-07-02T03:55:08Z
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Die Zauberflöte, K. 620, Act I: No. 5, Hm! hm! hm! hm!
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Die Zauberflöte, K. 620, Act II: No. 21, Finale: h-i. Nur stille, stille - Die Strahlen der Sonne
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 21, Finale: h-i. Nur stille, stille - Die Strahlen der Sonne
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Lamento della Ninfa: II. Amor dicea il ciel
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Ligeti: Requiem: I. Introitus. Sostenuto
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Ligeti: Requiem: III. De die judicii sequentia. Subito. Agitato molto
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  value: 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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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Ligeti: Requiem: III. De die judicii sequentia. Subito. Agitato molto
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Die Zauberflöte, K. 620, Act I: No. 2, Der Vogelfänger bin ich ja - Dialogue. He da!
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duration: PT4M30S
duration ms: 270466
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by artist: Wolfgang Amadeus Mozart
by artist: Hanno Müller-Brachmann
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
by artist: Christoph Strehl
in album: Mozart: Die Zauberflöte
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  date published: 2005-01-24
popularity: 22
genre: classical
genre: classical-era
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act I: No. 2, Der Vogelfänger bin ich ja - Dialogue. He da!
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Die Zauberflöte, K. 620, Act II: No. 13, Alles fühlt der Liebe Freuden - Dialogue. Zurück!
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duration: PT3M0S
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Kurt Azesberger
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
by artist: Erika Miklósa
by artist: Dorothea Röschmann
in album: Mozart: Die Zauberflöte
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popularity: 13
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0607abc2b14bec8197e2d702c0615100c74eb252a4229cf790746487dd9c88d6. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEN960532524.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 13, Alles fühlt der Liebe Freuden - Dialogue. Zurück!
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Die Zauberflöte, K. 620, Act II: No. 14, Der Hölle Rache "Queen of the Night Aria"
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Erika Miklósa
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
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  date published: 2005-01-24
popularity: 40
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22b6d19c61be256ac9bdaa2ce4741cf09975018face7de202889551778564f07. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/DEN960532525.
  date published: 2026-06-13T12:47:07Z
audio: Die Zauberflöte, K. 620, Act II: No. 14, Der Hölle Rache "Queen of the Night Aria"
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Die Zauberflöte, K. 620, Act I: No. 3, Dies Bildnis ist bezaubernd schön
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by artist: Wolfgang Amadeus Mozart
by artist: Christoph Strehl
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
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popularity: 19
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act I: No. 3, Dies Bildnis ist bezaubernd schön
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Die Zauberflöte, K. 620, Act II: Dialogue. Morden soll ich?
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duration: PT1M51S
duration ms: 111613
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by artist: Wolfgang Amadeus Mozart
by artist: Dorothea Röschmann
by artist: René Pape
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 12
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Die Zauberflöte, K. 620, Act II: Dialogue. Morden soll ich?
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Die Zauberflöte, K. 620, Act II: No. 15, In diesen heil'gen Hallen
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by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
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popularity: 13
genre: classical
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additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 15, In diesen heil'gen Hallen
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Die Zauberflöte, K. 620, Act I: No. 4, O zittre nicht, mein lieber Sohn! - Dialogue. Ist's auch denn Wirklichlkeit
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by artist: Christoph Strehl
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
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  date published: 2005-01-24
popularity: 21
genre: classical
genre: classical-era
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
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Die Zauberflöte, K. 620, Act II: No. 16, Seid uns zum zweiten Mal willkommen
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by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
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Die Zauberflöte, K. 620, Act I: Dialogue. Ha, ha, ha! - He, Sklaven!
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by artist: Kurt Azesberger
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Die Zauberflöte, K. 620, Act I: Dialogue. Ha, ha, ha! - He, Sklaven!
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Die Zauberflöte, K. 620, Act I: No. 6, Du feines Täubchen, nur herein
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by artist: Mahler Chamber Orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: No. 6, Du feines Täubchen, nur herein
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Die Zauberflöte, K. 620, Act II: No. 17, Ach, ich fühl's
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by artist: Mahler Chamber Orchestra
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genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 17, Ach, ich fühl's
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Die Zauberflöte, K. 620, Act I: Dialogue. Bin ich nicht ein Narr
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genre: classical
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Die Zauberflöte, K. 620, Act II: Dialogue. Nicht wahr, Tamino
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
audio: Die Zauberflöte, K. 620, Act II: Dialogue. Nicht wahr, Tamino
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Die Zauberflöte, K. 620, Act I: No. 7, Duet. Bei Männern, welche Liebe fühlen
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  date published: 2026-07-02T03:55:08Z
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Die Zauberflöte, K. 620, Act II: No. 18, Chorus. O Isis und Osiris, welche Wonne
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Die Zauberflöte, K. 620, Act I: No. 8, Finale: a-c. Zum Ziele führt dich diese Bahn
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Die Zauberflöte, K. 620, Act I: No. 8, Finale: d. Wie stark ist nicht dein Zauberton
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  date published: 2026-07-02T03:55:08Z
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Die Zauberflöte, K. 620, Act II: No. 19, Soll ich dich, Teurer, nicht mehr sehn?
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Die Zauberflöte, K. 620, Act I: No. 8, Finale: e-f. Schnelle Füße, rascher Mut
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Die Zauberflöte, K. 620, Act I: No. 8, Finale: g-j. Es lebe Sarastro!... Wenn Tugend und Gerechtigkeit
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: No. 8, Finale: g-j. Es lebe Sarastro!... Wenn Tugend und Gerechtigkeit
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Die Zauberflöte, K. 620, Act II: No. 20, Ein Mädchen oder Weibchen
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duration: PT3M48S
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by artist: Wolfgang Amadeus Mozart
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by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
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popularity: 16
genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 20, Ein Mädchen oder Weibchen
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Die Zauberflöte, K. 620, Act II: No. 9, Marsch der Priester
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by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act II: No. 9, Marsch der Priester
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Die Zauberflöte, K. 620, Act II: Dialogue. Ihr in dem Weisheitstempel
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duration: PT3M26S
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by artist: Wolfgang Amadeus Mozart
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by artist: Georg Zeppenfeld
by artist: Tobias Beyer
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  date published: 2005-01-24
popularity: 12
genre: classical
genre: classical-era
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Die Zauberflöte, K. 620, Act II: Dialogue. Ihr in dem Weisheitstempel
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Die Zauberflöte, K. 620, Act II: No. 21, Finale: a-b. Bald prangt - Du also bist mein Bräutigam
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by artist: Wolfgang Amadeus Mozart
by artist: Soloists of the Tölzer Knabenchor
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by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
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popularity: 15
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 21, Finale: a-b. Bald prangt - Du also bist mein Bräutigam
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Die Zauberflöte, K. 620, Act II: No. 10, O Isis und Osiris
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duration: PT2M32S
duration ms: 152920
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by artist: Wolfgang Amadeus Mozart
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by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
by artist: Arnold Schoenberg Chor
by artist: Erwin Ortner
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  date published: 2005-01-24
popularity: 16
genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act II: No. 10, O Isis und Osiris
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Die Zauberflöte, K. 620, Act II: No. 21, Finale: c-e. Der, welcher wandelt - Tamino mein - Wir wandelten
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popularity: 13
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Die Zauberflöte, K. 620, Act II: No. 21, Finale: c-e. Der, welcher wandelt - Tamino mein - Wir wandelten
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Die Zauberflöte, K. 620, Act II: Dialogue. Eine schreckliche Nacht
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Die Zauberflöte, K. 620, Act II: Dialogue. Eine schreckliche Nacht
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Die Zauberflöte, K. 620, Act II: No. 21, Finale: f-g. Papagena! Weibchen! Täubchen! - Pa-Pa-Pa-Pa-Pa-Pa-Papagena!
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subject of: OpenTimestamps Proof of Existence
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Die Zauberflöte, K. 620, Act II: No. 11, Bewahret euch vor Weibertücken
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
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Krenek: Choral Works
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track: Lamento della Ninfa: II. Amor dicea il ciel

Abbado A-Z: Mozart
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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track: Symphony No. 29 in A Major, K. 201: IV. Allegro con spirito - Live
track: Symphony No. 33 in B-Flat Major, K. 319: I. Allegro assai - Live
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track: Symphony No. 38 in D Major, K. 504 "Prague": I. Adagio - Allegro - Live
track: Piano Concerto No. 8 in C Major, K. 246 "Lützow": I. Allegro aperto
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T08:56:20Z

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subject of: OpenTimestamps Proof of Existence
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Symphony No. 33 in B-Flat Major, K. 319: I. Allegro assai - Live
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Symphony No. 33 in B-Flat Major, K. 319: II. Andante moderato - Live
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Symphony No. 33 in B-Flat Major, K. 319: III. Menuetto - Live
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Symphony No. 38 in D Major, K. 504 "Prague": I. Adagio - Allegro - Live
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Piano Concerto No. 8 in C Major, K. 246 "Lützow": I. Allegro aperto
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Piano Concerto No. 8 in C Major, K. 246 "Lützow": III. Rondeau. Tempo di menuetto
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Offenbach Festival
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40 Most Scary Halloween Classics
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date published: 2012-10-22

The Ligeti Project
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  subject of: OpenTimestamps Proof of Existence
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track: Ligeti: Piano Concerto: I. Vivace molto ritmico e preciso
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    date published: 2026-07-08T03:53:27Z
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track: Ligeti: Atmosphères
track: Ligeti: Requiem: IV. Lacrimosa. Molto lento

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OpenTimestamps Proof of Existence
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Ligeti: Atmosphères
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Ligeti: Requiem: IV. Lacrimosa. Molto lento
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Mozart: Die Zauberflöte - Highlights
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Ziehrer: Die Landstreicher
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Mozart 225 - The Late Operas
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track: Ligeti: Hamburg Concerto: VI. Capriccio
track: Ligeti: Double Concerto: II. Allegro corrente
track: Ligeti: Requiem: I. Introitus. Sostenuto
track: Ligeti: Requiem: II. Kyrie. Molto espressivo
track: Ligeti: Requiem: III. De die judicii sequentia. Subito. Agitato molto
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

Ligeti: Hamburg Concerto: V. Spectra
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Ligeti: Hamburg Concerto: VI. Capriccio
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subject of: OpenTimestamps Proof of Existence
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audio: Piano Quintet in A Major, D. 667 "Trout Quintet": IV. Tema con variazioni
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Symphony No. 94 in G Major, Hob I:94 "Surprise": I. Adagio cantabile - Vivace assai
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subject of: OpenTimestamps Proof of Existence
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Symphony No. 94 in G Major, Hob I:94 "Surprise": II. Andante
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Symphony No. 29 in A Major, K. 201: I. Allegro moderato
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Kaiserwalzer, Op. 437
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Symphony No. 8 in B Minor, D. 759 "Unfinished": II. Andante con moto
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Piano Sonata No. 11 in A Major, K. 331: III. Alla turca
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Modern Classical Music
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  additional property: OTSVerifyInstructions
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track: The Heart Asks Pleasure First

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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43dda96d6016d2dd0df7f45b42757d8abc83a08150a5bc5d02456250ef0f2fb7. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/FRZ209503904.
date published: 2026-07-08T03:53:27Z

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by artist: Ahn Trio
by artist: Various Artists
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
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Modern Classics: György Ligeti
type: MusicAlbum
date published: 2024-09-20

Hungary Classical
type: MusicAlbum
date published: 2022-03-19

21st Century Classical Superstars
type: MusicAlbum
date published: 2022-02-12

Classical Music - 21st Century
type: MusicAlbum
date published: 2021-10-16