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album: Mozart: Die Zauberflöte
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  date published: 2005-01-24
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  track: Die Zauberflöte, K. 620, Act II: No. 12, Wie? Wie? Wie?
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  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
  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 II: Dialogue. Hier seid ihr euch beide allein überlassen
  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 II: Dialogue. Tamino, wollen wir nicht speisen?
  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 II: Dialogue. Prinz, dein Betragen
  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 II: Dialogue. Tamino! Tamino!
  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. Da bin ich schon, mein Engel
  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: Schmidt: Buch Mit Sieben Siegeln (Das) (The Book With Seven Seals)
album: Keiser: Croesus
album: Abbado A-Z: Mozart
album: Weill: Propheten (Live)
album: Discover Choral Music
album: Essential Masses, Vol. 2
album: Tenors Singing Classics
album: Romantic Choral Music
album: Mozart: Die Zauberflöte - Highlights
album: Mozart 225 - The Late Operas
album: Die Schöpfung, Hob. XXI:2 - Oratorium für Solostimmen, Chor und Orchester, Vol. 2
album: Die Schöpfung, Hob. XXI:2 - Oratorium für Solostimmen, Chor und Orchester, Vol. 1
album: Aus tiefer Not
album: The Best of Béla Drahos
album: Haydn: Nelson Mass / Little Organ Mass
album: Credo
album: Mozart: Die Zauberflöte ((The Magic Flute): Famous Scenes
album: Schlee: "Ich, Hiob"
album: Ensemble Tonus - Mummum
album: Lehár: Die lustige Witwe (Live at Royal Festival Hall, 1993)
album: Schubert: Lazarus, Oder Die Feier Der Auferstehung, D. 689
album: Schoenberg: Die Jakobsleiter
album: Discover Music of the Classical Era
album: Kyrie: Classical Music for Reflection and Meditation
album: Lehar: Die lustige Witwe & Strauss: Waltzes
album: 50 of the Best: Haydn
album: Jesus Christ In Music
album: Haydn: His Life In Music
album: Schlee: Ich, Hiob
album: Mozart: Die Zauberflöte (The Magic Flute)

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Die Zauberflöte, K. 620, Act II: Dialogue. Heil dir, Jüngling - Ha, da find' ich ja die Spröde
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  date published: 2026-07-02T03:55:08Z
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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
explicit: false
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
  type: MusicAlbum
  date published: 2005-01-24
popularity: 22
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532503
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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. 13, Alles fühlt der Liebe Freuden - Dialogue. Zurück!
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duration: PT3M0S
duration ms: 180386
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
  type: MusicAlbum
  date published: 2005-01-24
popularity: 13
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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: Dialogue. Papageno... Ah! das geht mich an!
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duration: PT1M28S
duration ms: 88560
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Caroline Stein
by artist: Heidi Zehnder
by artist: Anne-Caroline Schlüter
by artist: Julia Kleiter
by artist: Christoph Strehl
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 16
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532504
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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. 14, Der Hölle Rache "Queen of the Night Aria"
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duration: PT2M54S
duration ms: 174120
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
  type: MusicAlbum
  date published: 2005-01-24
popularity: 40
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532525
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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532525
additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  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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duration: PT3M42S
duration ms: 222186
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Christoph Strehl
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 19
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532505
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
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additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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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: René Pape
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  date published: 2005-01-24
popularity: 12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532526
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8334510ff078e457d7bc289d39c9b356cf8205c9c5ecf8cdf3e707491929a4d3. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532526 — a six-check JSON result.
  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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explicit: false
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by artist: Anne-Caroline Schlüter
by artist: Christoph Strehl
in album: Mozart: Die Zauberflöte
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  date published: 2005-01-24
popularity: 15
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: CopyrightID
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act I: Dialogue. Freue dich und fasse Mut, schöner Jüngling
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Die Zauberflöte, K. 620, Act II: No. 15, In diesen heil'gen Hallen
type: MusicRecording
duration: PT4M1S
duration ms: 241053
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Pape
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 13
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532527
additional property: CopyrightID
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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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532527
additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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. 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
type: MusicRecording
duration: PT4M25S
duration ms: 265213
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Erika Miklósa
by artist: Christoph Strehl
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 21
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532507
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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532507
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b93626074d1f098ff761e23de7641567bbf60ea27e75fee2e1ec52777811ae4. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532507 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act I: No. 4, O zittre nicht, mein lieber Sohn! - Dialogue. Ist's auch denn Wirklichlkeit
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Die Zauberflöte, K. 620, Act II: Dialogue. Hier seid ihr euch beide allein überlassen
type: MusicRecording
duration: PT2M58S
duration ms: 178146
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Georg Zeppenfeld
by artist: Danilo Formaggia
by artist: Hanno Müller-Brachmann
by artist: Christoph Strehl
by artist: Dorothea Röschmann
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 11
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532528
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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532528
additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb86ca60ec457bbb7d5afe2376e6aa76444d8ede61822d6952393e4d09f3ef54. Chain 2 (Bitcoin): anchored in block 960095 (2026-07-29T11:07:37Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532528 — a six-check JSON result.
  date published: 2026-07-29T11:07:37Z
audio: Die Zauberflöte, K. 620, Act II: Dialogue. Hier seid ihr euch beide allein überlassen
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Die Zauberflöte, K. 620, Act I: No. 5, Hm! hm! hm! hm!
type: MusicRecording
duration: PT5M46S
duration ms: 346933
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Hanno Müller-Brachmann
by artist: Christoph Strehl
by artist: Caroline Stein
by artist: Heidi Zehnder
by artist: Anne-Caroline Schlüter
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 21
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532508
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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532508
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act I: No. 5, Hm! hm! hm! hm!
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Die Zauberflöte, K. 620, Act II: No. 16, Seid uns zum zweiten Mal willkommen
type: MusicRecording
duration: PT1M34S
duration ms: 94653
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Soloists of the Tölzer Knabenchor
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532529
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532529
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd80c2c6e48ac24dbb1cafe4912ded1a8b6ced2e94c88862d04fcaacacba4f5e7. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532529 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 16, Seid uns zum zweiten Mal willkommen
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Die Zauberflöte, K. 620, Act I: Dialogue. Ha, ha, ha! - He, Sklaven!
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duration: PT1M15S
duration ms: 75960
explicit: false
by artist: Wolfgang Amadeus Mozart
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by artist: Tobias Beyer
by artist: Kurt Azesberger
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 15
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532509
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
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f034bfed41fd25d31687577dd6fdba9af766e295a2d4cc39279f3dcd8ba3fb9. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532509 — a six-check JSON result.
  date published: 2026-07-02T05:09:12Z
audio: Die Zauberflöte, K. 620, Act I: Dialogue. Ha, ha, ha! - He, Sklaven!
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
    type: PropertyValue
    value: 0.812
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
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  additional property: Valence (Positivity)
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    type: PropertyValue
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Die Zauberflöte, K. 620, Act II: Dialogue. Tamino, wollen wir nicht speisen?
type: MusicRecording
duration: PT1M39S
duration ms: 99413
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Hanno Müller-Brachmann
by artist: Dorothea Röschmann
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 10
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532530
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T05:43:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e20d90d7f5787eb08e898847da1610ca652451fabb3f0afb33319939436bc60
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959105
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532530
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T06:33:30Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e20d90d7f5787eb08e898847da1610ca652451fabb3f0afb33319939436bc60. Chain 2 (Bitcoin): anchored in block 959105 (2026-07-22T06:33:30Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532530 — a six-check JSON result.
  date published: 2026-07-22T06:33:30Z
audio: Die Zauberflöte, K. 620, Act II: Dialogue. Tamino, wollen wir nicht speisen?
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  additional property: Danceability
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Die Zauberflöte, K. 620, Act I: No. 6, Du feines Täubchen, nur herein
type: MusicRecording
duration: PT1M48S
duration ms: 108346
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Kurt Azesberger
by artist: Dorothea Röschmann
by artist: Hanno Müller-Brachmann
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532510
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:52:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2dd7f129aab7dc1ba8fbdf7163067c387e94c82d3321ac8a9fcd042852b96c00
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532510
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dd7f129aab7dc1ba8fbdf7163067c387e94c82d3321ac8a9fcd042852b96c00. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532510 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act I: No. 6, Du feines Täubchen, nur herein
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.509
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.911
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.366
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.435
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act II: No. 17, Ach, ich fühl's
type: MusicRecording
duration: PT3M57S
duration ms: 237600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Dorothea Röschmann
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 15
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532531
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:17:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x941c049ca64d16db86aa2d82ca0d4d48d44a60165bebd8728f74cd46182d877c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532531
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x941c049ca64d16db86aa2d82ca0d4d48d44a60165bebd8728f74cd46182d877c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532531 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act II: No. 17, Ach, ich fühl's
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.179
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.872
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Die Zauberflöte, K. 620, Act I: Dialogue. Bin ich nicht ein Narr
type: MusicRecording
duration: PT2M28S
duration ms: 148826
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Hanno Müller-Brachmann
by artist: Dorothea Röschmann
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 14
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532511
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:33:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb8734b13d3be1dce2b0022bf157d6838d39f5686bfc5c82c22fc0c2d517f4324
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532511
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8734b13d3be1dce2b0022bf157d6838d39f5686bfc5c82c22fc0c2d517f4324. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532511 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: Dialogue. Bin ich nicht ein Narr
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.633
  additional property: Energy
    type: PropertyValue
    value: 0.081
  additional property: Speechiness
    type: PropertyValue
    value: 0.561
  additional property: Acousticness
    type: PropertyValue
    value: 0.567
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.421
  additional property: Loudness (dB)
    type: PropertyValue
    value: -37.539
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Die Zauberflöte, K. 620, Act II: Dialogue. Nicht wahr, Tamino
type: MusicRecording
duration: PT1M27S
duration ms: 87973
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Hanno Müller-Brachmann
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 10
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532532
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:01:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x57893efa3801e45f0ebe3d0725267d2d19c8b2625593cb6a84aede6e83f9e11f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532532
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57893efa3801e45f0ebe3d0725267d2d19c8b2625593cb6a84aede6e83f9e11f. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532532 — a six-check JSON result.
  date published: 2026-07-07T18:39:05Z
audio: Die Zauberflöte, K. 620, Act II: Dialogue. Nicht wahr, Tamino
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 122.368
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.527
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Mode Name
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Die Zauberflöte, K. 620, Act I: No. 7, Duet. Bei Männern, welche Liebe fühlen
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duration: PT2M59S
duration ms: 179026
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Dorothea Röschmann
by artist: Hanno Müller-Brachmann
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 20
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532512
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:51:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef2f0bb55fef0c156432c0cd8882dbf381e1321e5f203f307e790e11de79746e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532512
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef2f0bb55fef0c156432c0cd8882dbf381e1321e5f203f307e790e11de79746e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532512 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act I: No. 7, Duet. Bei Männern, welche Liebe fühlen
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  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.538
  additional property: Musical Key
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    value: 3
  additional property: Mode (Major/Minor)
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Die Zauberflöte, K. 620, Act II: No. 18, Chorus. O Isis und Osiris, welche Wonne
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by artist: Wolfgang Amadeus Mozart
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
by artist: Arnold Schoenberg Chor
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  date published: 2005-01-24
popularity: 12
genre: classical
genre: classical-era
genre: classical-piano
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genre: chamber-music
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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 I: No. 8, Finale: a-c. Zum Ziele führt dich diese Bahn
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by artist: Soloists of the Tölzer Knabenchor
by artist: Christoph Strehl
by artist: Andreas Bauer
by artist: Danilo Formaggia
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
by artist: Arnold Schoenberg Chor
by artist: Erwin Ortner
by artist: Tobias Beyer
by artist: Georg Zeppenfeld
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  date published: 2005-01-24
popularity: 17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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: Dialogue. Prinz, dein Betragen
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Pape
by artist: Dorothea Röschmann
in album: Mozart: Die Zauberflöte
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popularity: 9
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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: 2026-07-29T19:35:34Z
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Die Zauberflöte, K. 620, Act I: No. 8, Finale: d. Wie stark ist nicht dein Zauberton
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duration ms: 163306
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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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  date published: 2005-01-24
popularity: 16
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532514
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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. 8, Finale: d. Wie stark ist nicht dein Zauberton
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Die Zauberflöte, K. 620, Act II: No. 19, Soll ich dich, Teurer, nicht mehr sehn?
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duration: PT2M54S
duration ms: 174706
explicit: false
by artist: Wolfgang Amadeus Mozart
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by artist: René Pape
by artist: Christoph Strehl
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
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  date published: 2005-01-24
popularity: 14
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532535
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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: e-f. Schnelle Füße, rascher Mut
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duration: PT3M54S
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by artist: Claudio Abbado
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popularity: 17
genre: classical
genre: classical-era
genre: classical-piano
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genre: chamber-music
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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: Dialogue. Tamino! Tamino!
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by artist: Danilo Formaggia
by artist: Tobias Beyer
in album: Mozart: Die Zauberflöte
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  date published: 2005-01-24
popularity: 9
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532536
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T11:07:37Z
audio: Die Zauberflöte, K. 620, Act II: Dialogue. Tamino! Tamino!
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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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duration: PT7M6S
duration ms: 426640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Dorothea Röschmann
by artist: René Pape
by artist: Kurt Azesberger
by artist: Christoph Strehl
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
by artist: Arnold Schoenberg Chor
by artist: Erwin Ortner
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 15
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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. 20, Ein Mädchen oder Weibchen
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duration: PT3M48S
duration ms: 228333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Hanno Müller-Brachmann
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 16
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532537
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
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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. 20, Ein Mädchen oder Weibchen
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Die Zauberflöte, K. 620, Act II: No. 9, Marsch der Priester
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duration: PT2M23S
duration ms: 143826
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 20
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532517
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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532517
additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46db60f23f48ce40f42f79bf74d2bb84d3bda05e0074430cf4a1bf87a955ac03. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532517 — a six-check JSON result.
  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. Da bin ich schon, mein Engel
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duration: PT1M48S
duration ms: 108000
explicit: false
by artist: Wolfgang Amadeus Mozart
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by artist: Hanno Müller-Brachmann
by artist: Georg Zeppenfeld
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 9
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532538
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T11:30:20Z
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Die Zauberflöte, K. 620, Act II: Dialogue. Ihr in dem Weisheitstempel
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duration: PT3M26S
duration ms: 206986
explicit: false
by artist: Wolfgang Amadeus Mozart
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by artist: Georg Zeppenfeld
by artist: Tobias Beyer
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
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: No. 21, Finale: a-b. Bald prangt - Du also bist mein Bräutigam
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by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
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  type: MusicAlbum
  date published: 2005-01-24
popularity: 15
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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isrc code: DEN960532539
additional property: CopyrightID
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x696b1bc0d238ca9819f54ff709681c4496003fafdd53a94c6846b4d4d92e350e. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532539 — a six-check JSON result.
  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
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 164.966
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.377
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.077
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.129
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.142
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.845
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act II: No. 10, O Isis und Osiris
type: MusicRecording
duration: PT2M32S
duration ms: 152920
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Pape
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
by artist: Arnold Schoenberg Chor
by artist: Erwin Ortner
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 16
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532519
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:51:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd64fba30c07774c5e53157b158f9b3e7fc8ae29b651aba8e4c1fb570b7f32541
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532519
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd64fba30c07774c5e53157b158f9b3e7fc8ae29b651aba8e4c1fb570b7f32541. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532519 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act II: No. 10, O Isis und Osiris
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.66
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.165
  additional property: Energy
    type: PropertyValue
    value: 0.032
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.048
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.113
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.993
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act II: No. 21, Finale: c-e. Der, welcher wandelt - Tamino mein - Wir wandelten
type: MusicRecording
duration: PT10M57S
duration ms: 657173
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Danilo Formaggia
by artist: Sascha Borris
by artist: Christoph Strehl
by artist: Dorothea Röschmann
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 13
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532540
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:28:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ddc15b885adb95fb190aa98235da3999357f22d6252c8b0437eb90e55b506da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532540
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ddc15b885adb95fb190aa98235da3999357f22d6252c8b0437eb90e55b506da. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532540 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 21, Finale: c-e. Der, welcher wandelt - Tamino mein - Wir wandelten
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.454
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.249
  additional property: Energy
    type: PropertyValue
    value: 0.045
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.171
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.696
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act II: Dialogue. Eine schreckliche Nacht
type: MusicRecording
duration: PT3M29S
duration ms: 209373
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Christoph Strehl
by artist: Hanno Müller-Brachmann
by artist: Georg Zeppenfeld
by artist: Danilo Formaggia
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 12
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532520
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:20:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x91340b7457384709326068084d480fb83da2510c3ddd62d42e044537b608057d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532520
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91340b7457384709326068084d480fb83da2510c3ddd62d42e044537b608057d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532520 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: Dialogue. Eine schreckliche Nacht
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.737
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.504
  additional property: Energy
    type: PropertyValue
    value: 0.054
  additional property: Speechiness
    type: PropertyValue
    value: 0.59
  additional property: Acousticness
    type: PropertyValue
    value: 0.509
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.391
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.17
  additional property: Loudness (dB)
    type: PropertyValue
    value: -35.203
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act II: No. 21, Finale: f-g. Papagena! Weibchen! Täubchen! - Pa-Pa-Pa-Pa-Pa-Pa-Papagena!
type: MusicRecording
duration: PT7M25S
duration ms: 445800
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Hanno Müller-Brachmann
by artist: Soloists of the Tölzer Knabenchor
by artist: Dorothea Röschmann
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532541
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:42:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x584493ebfeedc532b484675f312213030cefb66e6d5f3a3988ff9a834c172160
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532541
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x584493ebfeedc532b484675f312213030cefb66e6d5f3a3988ff9a834c172160. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532541 — a six-check JSON result.
  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Act II: No. 21, Finale: f-g. Papagena! Weibchen! Täubchen! - Pa-Pa-Pa-Pa-Pa-Pa-Papagena!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.022
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.497
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.135
  additional property: Acousticness
    type: PropertyValue
    value: 0.947
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.144
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.301
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.941
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act II: No. 11, Bewahret euch vor Weibertücken
type: MusicRecording
duration: PT1M0S
duration ms: 60080
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Andreas Bauer
by artist: Danilo Formaggia
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 13
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532521
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:19:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xacf123365435536e08552b1869ae1baa57c3fd52d57032fffea770ee4f5fad2c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532521
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacf123365435536e08552b1869ae1baa57c3fd52d57032fffea770ee4f5fad2c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532521 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: No. 11, Bewahret euch vor Weibertücken
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.903
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.495
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.068
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.229
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.161
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act II: No. 21, Finale: h-i. Nur stille, stille - Die Strahlen der Sonne
type: MusicRecording
duration: PT5M1S
duration ms: 301053
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Kurt Azesberger
by artist: Erika Miklósa
by artist: Caroline Stein
by artist: Heidi Zehnder
by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
by artist: Arnold Schoenberg Chor
by artist: Erwin Ortner
by artist: Anne-Caroline Schlüter
by artist: René Pape
in album: Mozart: Die Zauberflöte
  type: MusicAlbum
  date published: 2005-01-24
popularity: 16
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960532542
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:11:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b4dbb0db15add3cc60341d3db685581d2129331c00ab1d138cd745c49bdc352
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960532542
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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audio: Die Zauberflöte, K. 620, Act II: No. 21, Finale: h-i. Nur stille, stille - Die Strahlen der Sonne
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Schmidt: Buch Mit Sieben Siegeln (Das) (The Book With Seven Seals)
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Keiser: Croesus
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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track: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Presto - Live
track: Symphony No. 29 in A Major, K. 201: I. Allegro moderato - Live
track: Symphony No. 29 in A Major, K. 201: II. Andante - Live
track: Symphony No. 29 in A Major, K. 201: III. Menuetto - Live
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track: Symphony No. 33 in B-Flat Major, K. 319: I. Allegro assai - Live
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track: Symphony No. 33 in B-Flat Major, K. 319: III. Menuetto - Live
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track: Symphony No. 38 in D Major, K. 504 "Prague": I. Adagio - Allegro - Live
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track: Piano Concerto No. 8 in C Major, K. 246 "Lützow": I. Allegro aperto
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track: Piano Concerto No. 8 in C Major, K. 246 "Lützow": III. Rondeau. Tempo di menuetto
track: Piano Concerto No. 15 in B-Flat Major, K. 450: II. Andante
track: Piano Concerto No. 15 in B-Flat Major, K. 450: III. Allegro

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date published: 2026-07-08T08:56:20Z

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  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Presto - Live
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Symphony No. 29 in A Major, K. 201: I. Allegro moderato - Live
type: MusicRecording
duration: PT10M30S
duration ms: 630466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601721
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: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39eea705b81ff990336dcba7fe055390c133df38663b851c1099740b4c9b0779. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601721 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 29 in A Major, K. 201: I. Allegro moderato - Live
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Symphony No. 29 in A Major, K. 201: II. Andante - Live
type: MusicRecording
duration: PT10M14S
duration ms: 614813
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601722
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: OTSBitcoinBlock
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f9505758b23f0239b76ef819a1138ab95e228955c51bb7c37f78903d5e89cd4. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601722 — a six-check JSON result.
  date published: 2026-07-31T02:51:48Z
audio: Symphony No. 29 in A Major, K. 201: II. Andante - Live
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Symphony No. 29 in A Major, K. 201: III. Menuetto - Live
type: MusicRecording
duration: PT3M18S
duration ms: 198746
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601723
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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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
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additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6313e435c48bc5d00c0ddcf67ce51243dd86ecd5e9ab4f1c8b0df2c349e784b. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601723 — a six-check JSON result.
  date published: 2026-07-31T09:09:19Z
audio: Symphony No. 29 in A Major, K. 201: III. Menuetto - Live
  type: AudioObject
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  additional property: Valence (Positivity)
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Symphony No. 29 in A Major, K. 201: IV. Allegro con spirito - Live
type: MusicRecording
duration: PT6M40S
duration ms: 400600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601724
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
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaddc260547666eed3364a3b3a23743754342c61eadccb6ecc0302687ab43ffe9. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601724 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 29 in A Major, K. 201: IV. Allegro con spirito - Live
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Symphony No. 33 in B-Flat Major, K. 319: I. Allegro assai - Live
type: MusicRecording
duration: PT6M23S
duration ms: 383146
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960500851
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500851
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37edd336eb0de479cb8540d24341d9abd8315059e4bc226b29a7327b535497c8. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500851 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 33 in B-Flat Major, K. 319: I. Allegro assai - Live
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Symphony No. 33 in B-Flat Major, K. 319: II. Andante moderato - Live
type: MusicRecording
duration: PT3M59S
duration ms: 239676
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960500852
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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500852
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x859712ee27789c565536deafb7348a01daf0bf4a8336cab607fca2e122ba7e85. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500852 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 33 in B-Flat Major, K. 319: II. Andante moderato - Live
  type: AudioObject
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Symphony No. 33 in B-Flat Major, K. 319: III. Menuetto - Live
type: MusicRecording
duration: PT2M37S
duration ms: 157345
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960500853
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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500853
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cedd2a8dcaa877b60da886e32b64148394b980e8aecdd2f5593adc06ba0801e. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500853 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 33 in B-Flat Major, K. 319: III. Menuetto - Live
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  additional property: Valence (Positivity)
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  additional property: Mode Name
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Symphony No. 33 in B-Flat Major, K. 319: IV. Finale. Allegro assai - Live
type: MusicRecording
duration: PT7M57S
duration ms: 477157
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960500854
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500854
additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a503cbedb953a66999b1d76252c002419b47da377c9b0603df1ca99ef83019b. Chain 2 (Bitcoin): anchored in block 960463 (2026-07-31T20:42:35Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500854 — a six-check JSON result.
  date published: 2026-07-31T20:42:35Z
audio: Symphony No. 33 in B-Flat Major, K. 319: IV. Finale. Allegro assai - Live
  type: AudioObject
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  additional property: Musical Key
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  additional property: Danceability
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  additional property: Energy
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Symphony No. 38 in D Major, K. 504 "Prague": I. Adagio - Allegro - Live
type: MusicRecording
duration: PT17M40S
duration ms: 1060796
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601711
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601711
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x826aafbdd0b113dc13bde69088d9a34909e6f3768fec39364cb6416283eaeb67. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601711 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 38 in D Major, K. 504 "Prague": I. Adagio - Allegro - Live
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Symphony No. 41 in C Major, K. 551 "Jupiter": I. Allegro vivace - Live
type: MusicRecording
duration: PT11M27S
duration ms: 687213
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestra Mozart
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEN960601701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960455
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601701
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:13Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e4784799efc01b9724828129a651d8036f35ee21deb5782880db9e6fb74320e. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960601701 — a six-check JSON result.
  date published: 2026-07-31T19:53:13Z
audio: Symphony No. 41 in C Major, K. 551 "Jupiter": I. Allegro vivace - Live
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.343
  additional property: Loudness (dB)
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  additional property: Mode Name
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Piano Concerto No. 8 in C Major, K. 246 "Lützow": I. Allegro aperto
type: MusicRecording
duration: PT8M25S
duration ms: 505452
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Rudolf Serkin
by artist: London Symphony Orchestra
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEF058204221
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:45:10+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204221
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d861046ce3fc0452fe316003de59d8842de4d13fb6c29b9fa312f265459a1ed. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204221 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Piano Concerto No. 8 in C Major, K. 246 "Lützow": I. Allegro aperto
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  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.913
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.373
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.091
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Piano Concerto No. 8 in C Major, K. 246 "Lützow": II. Andante
type: MusicRecording
duration: PT7M48S
duration ms: 468427
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Rudolf Serkin
by artist: London Symphony Orchestra
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEF058204222
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T12:51:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c4bd87ff1446745aa567794fa845d36d7ca1a92df0fcb524411b0c4855b7649
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960264
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204222
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:36:16Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c4bd87ff1446745aa567794fa845d36d7ca1a92df0fcb524411b0c4855b7649. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204222 — a six-check JSON result.
  date published: 2026-07-30T14:36:16Z
audio: Piano Concerto No. 8 in C Major, K. 246 "Lützow": II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.096
  additional property: Key Name
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  additional property: Mode Name
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Piano Concerto No. 8 in C Major, K. 246 "Lützow": III. Rondeau. Tempo di menuetto
type: MusicRecording
duration: PT8M21S
duration ms: 501640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Rudolf Serkin
by artist: London Symphony Orchestra
by artist: Claudio Abbado
in album: Abbado A-Z: Mozart
  type: MusicAlbum
  date published: 2023-03-17
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEF058204223
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:31:15+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xf6045c5d23f8611c5c7ac15ab8298cc8b092f0a5b5e4a17ce6fe650f06a30feb
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058204223
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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Weill: Propheten (Live)
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Essential Masses, Vol. 2
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Mozart 225 - The Late Operas
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Die Schöpfung, Hob. XXI:2 - Oratorium für Solostimmen, Chor und Orchester, Vol. 2
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Die Schöpfung, Hob. XXI:2 - Oratorium für Solostimmen, Chor und Orchester, Vol. 1
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Aus tiefer Not
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The Best of Béla Drahos
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  date published: 2000-04-18
isrc code: HKI199932704
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:14:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f6e28cad4b00c4074c254792969170fe8d23178d8d0238500d202102f98514f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932704
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f6e28cad4b00c4074c254792969170fe8d23178d8d0238500d202102f98514f. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932704 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Gloria: Quoniam tu solus sanctus
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 135.766
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.284
  additional property: Energy
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    value: 0.196
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.067
  additional property: Liveness
    type: PropertyValue
    value: 0.424
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.305
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.325
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Credo in unum Deum
type: MusicRecording
duration: PT1M40S
duration ms: 100333
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Gabriele Sima
by artist: Kurt Azesberger
by artist: Robert Holzer
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932705
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:37:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58404b3a35ad63e2d240068efe31874b821a47ac2a17d69761b6c69f914f660f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932705
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58404b3a35ad63e2d240068efe31874b821a47ac2a17d69761b6c69f914f660f. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932705 — a six-check JSON result.
  date published: 2026-07-08T08:56:20Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Credo in unum Deum
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.832
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.451
  additional property: Energy
    type: PropertyValue
    value: 0.177
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.105
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.494
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.946
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et incarnatus est
type: MusicRecording
duration: PT3M56S
duration ms: 236333
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Gabriele Sima
by artist: Kurt Azesberger
by artist: Robert Holzer
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932706
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T23:42:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdbe50e411d8b5a075b3a9a8365dde77108d973ef739b2fb7bef35540d5364273
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960481
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960481
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932706
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:51:35Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbe50e411d8b5a075b3a9a8365dde77108d973ef739b2fb7bef35540d5364273. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932706 — a six-check JSON result.
  date published: 2026-07-31T23:51:35Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et incarnatus est
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.495
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.126
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.127
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.186
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et resurrexit
type: MusicRecording
duration: PT3M40S
duration ms: 220106
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Gabriele Sima
by artist: Kurt Azesberger
by artist: Robert Holzer
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932707
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:41:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc4d4b728518931194f13c631a5411866ecacd5691f113dc1b341af327dcacc73
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932707
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4d4b728518931194f13c631a5411866ecacd5691f113dc1b341af327dcacc73. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932707 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et resurrexit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.632
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.405
  additional property: Energy
    type: PropertyValue
    value: 0.2
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.072
  additional property: Liveness
    type: PropertyValue
    value: 0.288
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.228
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.874
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Benedictus: Benedictus qui venit
type: MusicRecording
duration: PT5M34S
duration ms: 334266
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Gabriele Sima
by artist: Kurt Azesberger
by artist: Robert Holzer
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932709
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T15:00:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf625470e1943489d3a80a275e3047d836d8d24f770088bfc803594f4322b9675
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932709
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf625470e1943489d3a80a275e3047d836d8d24f770088bfc803594f4322b9675. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932709 — a six-check JSON result.
  date published: 2026-07-31T15:20:15Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Benedictus: Benedictus qui venit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.09
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.229
  additional property: Energy
    type: PropertyValue
    value: 0.062
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.471
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.067
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.798
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Kyrie
type: MusicRecording
duration: PT2M26S
duration ms: 146960
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932713
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:37:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x489c1361a97dbba0878b7f1105f65eeba32080171a22e78c635270d40e473f6b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932713
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x489c1361a97dbba0878b7f1105f65eeba32080171a22e78c635270d40e473f6b. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932713 — a six-check JSON result.
  date published: 2026-07-02T03:55:08Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Kyrie
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.488
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.189
  additional property: Energy
    type: PropertyValue
    value: 0.037
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.361
  additional property: Liveness
    type: PropertyValue
    value: 0.231
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.095
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.591
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Gloria
type: MusicRecording
duration: PT0M56S
duration ms: 56840
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932714
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:02:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c1ad5126482a77facfca61e5db8a0f0ea05c4f1eac13c8b4502819aa59e0e0d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956894
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932714
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c1ad5126482a77facfca61e5db8a0f0ea05c4f1eac13c8b4502819aa59e0e0d. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932714 — a six-check JSON result.
  date published: 2026-07-06T07:53:57Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Gloria
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Credo
type: MusicRecording
duration: PT3M19S
duration ms: 199933
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932715
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960266
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932715
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:44:50Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b0a40cf2f7e539f000eadb7ba8cfb80ff8d59280bde8223c114c8fdb06bbdb7. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932715 — a six-check JSON result.
  date published: 2026-07-30T14:44:50Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Credo
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  additional property: Valence (Positivity)
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Sanctus
type: MusicRecording
duration: PT1M0S
duration ms: 60493
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932716
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x75f6d424ef1a24bab1a0706bc3b968b2320fef694740ba41af0babde2279c81c
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932716
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75f6d424ef1a24bab1a0706bc3b968b2320fef694740ba41af0babde2279c81c. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932716 — a six-check JSON result.
  date published: 2026-07-29T13:09:35Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Sanctus
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Benedictus
type: MusicRecording
duration: PT6M15S
duration ms: 375133
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932717
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960193
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932717
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:05:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd26b0c179f66bdd14802b6a8ed739de5976b6abce12777db06934a2dc7bb0eec. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932717 — a six-check JSON result.
  date published: 2026-07-30T02:05:19Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Benedictus
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  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Mode Name
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Agnus Dei
type: MusicRecording
duration: PT3M38S
duration ms: 218506
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932718
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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  value: https://blockstream.info/api/block-height/960302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932718
additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec9cf56200ba2912562a4083f262775a021a26fdbf08c5380f86fe14a5ee090e. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932718 — a six-check JSON result.
  date published: 2026-07-30T20:09:33Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Agnus Dei
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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Credo
type: MusicAlbum
date published: 2001-05-09

Mozart: Die Zauberflöte ((The Magic Flute): Famous Scenes
type: MusicAlbum
date published: 2014-12-29
track: Die Zauberflöte, K. 620: Ouverture
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  duration: PT6M1S
  duration ms: 361373
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Akademie für Alte Musik Berlin
  by artist: René Jacobs
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    type: MusicAlbum
    date published: 2014-12-29
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932010
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T16:07:00Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ced984367fa0597b37b213cdfea4fe00849676b468dfe9a390b1c03074387d1. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932010 — a six-check JSON result.
    date published: 2026-07-07T16:07:00Z
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    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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track: Die Zauberflöte, K. 620, Teil I: 1. Auftritt. Nr. 1 Introduktion. Aria: "Zu Hilfe! Zu Hilfe!" (Tamino, die drei Damen)
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-31T02:19:15Z
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track: Die Zauberflöte, K. 620, Teil I: No. 1, Introduction "Zu Hilfe: Zu Hilfe!" (Tamino)
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  by artist: Wolfgang Amadeus Mozart
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  by artist: Akademie für Alte Musik Berlin
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  by artist: Inga Kalna
  by artist: Anna Grevelius
  by artist: Isabelle Druet
  in album: Mozart: Die Zauberflöte (The Magic Flute)
    type: MusicAlbum
    date published: 2010-10-07
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
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  additional property: CopyrightID
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  subject of: OpenTimestamps Proof of Existence
  audio: Die Zauberflöte, K. 620, Teil I: No. 1, Introduction "Zu Hilfe: Zu Hilfe!" (Tamino)
track: Die Zauberflöte, K. 620, Teil II: No. 9, Auftritt (Sarastro, Priester, Sprecher) - Sarastro "Ihr, in dem Weisheitstempel eingeweihten Diener"
track: Die Zauberflöte, K. 620, Teil I: No. 2, Aria "Der Vogelfänger bin ich ja"
track: Die Zauberflöte, K. 620, Teil II: No. 9, Auftritt - No. 10, Arie mit Chor "O Isis und Osiris" (Sarastro, Chorus)
track: Die Zauberflöte, K. 620, Teil II: No. 19, Terzett (Pamina, Sarastro, Tamino) - "Soll ich dich, Teurer! nicht mehr seh'n?" (Pamina)
track: Die Zauberflöte, K. 620, Teil I: No. 2, "He da!" (Tamino) - Auftritt (Die drei Damen, Papageno, Tamino)
track: Die Zauberflöte, K. 620, Teil II: No. 10, Auftritt (Tamino, Papageno) - Tamino "Eine schreckliche Nacht!" -.Auftritt (Sprecher, Priester, Tamino, Papageno) - Sprecher "Ihr Fremdlinge"
track: Die Zauberflöte, K. 620, Teil I: No. 2, Auftritt (Tamino, Papageno) - No. 3, Arie "Dies Bildnis ist bezaubernd schön" (Tamino)
track: Die Zauberflöte, K. 620, Teil II: No. 10, Auftritt - No. 11, Duett "Bewahret euch vor Weibertücken" (Zweiter Priester und Sprecher) - Auftritt (Papageno, Tamino) - "He, Lichter her!" (Papagen
track: Die Zauberflöte, K. 620, Teil II: No. 20, Arie "Ein Mädchen oder Weibchen" (Papageno)
track: Die Zauberflöte, K. 620, Teil I: No. 3, Auftritt (Die drei Damen, Papageno, Tamino) - "Rüste dich mit Mut und Standhaftigkeit" (Erste Dame)
track: Die Zauberflöte, K. 620, Teil II: No. 11, Auftritt (Die drei Damen, Papageno, Tamino) - No. 12, Quintett "Wie? Wie? Wie?" (Die drei Damen)
track: Die Zauberflöte, K. 620, Teil I: No. 3, Auftritt (Königin) - No. 4, Rezitativ und Arie "O zittre nicht" (Königin) - Auftritt (Tamino, Papageno) - "Ist's denn auch Wirklichkeit" (Tamino)
track: Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Pamina, die drei Knaben) - "Du also bist mein Bräutigam?" (Pamina)
track: Die Zauberflöte, K. 620, Teil I: No. 4, Auftritt - No. 5, Quintett "Hm! Hm! Hm!" (Papageno) - Auftritt (Die drei Damen, Papageno, Tamino) - "Die Königin begnadigt dich" (Erste Dame)
track: Die Zauberflöte, K. 620, Teil I: No. 5, Auftritt (Drei Sklaven) - "Ha, ha, ha!" (Dritter Sklave) - Auftritt (Drei Sklaven, Monostatos) - "He Sklaven!" (Monostatos)
track: Die Zauberflöte, K. 620, Teil II: No. 13, Arie "Alles fühlt der Liebe Freuden" (Monostatos)
track: Die Zauberflöte, K. 620, Teil I: No. 5, Auftritt (Monostatos, Pamina) - No. 6, Terzett "Du feines Täubchen, nur herein" (Monostatos) - Auftritt (Papageno, Monostatos) - "Wo bin ich wohl?" (Pa
track: Die Zauberflöte, K. 620, Teil II: No. 13, Auftritt (Königin, Pamina, Monostatos) - "Zurücke!" (Königin)
track: Die Zauberflöte, K. 620, Teil I: No. 6, Auftritt (Pamina) - "Mutter" (Pamina) - Auftritt (Papageno, Pamina) - "Bin ich nicht ein Narr" (Papageno)
track: Die Zauberflöte, K. 620, Teil II: No. 13, Auftritt - No. 14, Arie "Der Hölle Rache kocht in meinem Herzen" (Königin)
track: Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Papageno) - "Papagena! Papagena!" (Papageno)
track: Die Zauberflöte, K. 620, Teil I: No. 6, Auftritt - No. 7, Duett "Bei Männern, welche Liebe fühlen" (Pamina, Papageno)
track: Die Zauberflöte, K. 620, Teil II: No. 14, Auftritt (Pamina) - Auftritt (Pamina, Monostatos) - Auftritt (Monostatos, Sarastro) - Auftritt (Pamina, Sarastro) - "Herr, strafe meine Mutter nicht"
track: Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Drei Knaben, Papageno) - "Halt ein, o Papageno!" (Drei Knaben)
track: Die Zauberflöte, K. 620, Teil I: No. 8, Drei Knaben "Zum Ziele führt dich diese Bahn" (Drei Knaben, Tamino)
track: Die Zauberflöte, K. 620, Teil II: No. 14. Auftritt - No. 15. Arie "In diesen heil'gen Hallen" (Sarastro)
track: Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt - Duette "Pa - Pa - Pa" (Papageno, Weib)
track: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Tamino, Priester) - "Die Weisheitslehre dieser Knaben" (Tamino)
track: Die Zauberflöte, K. 620, Teil I: 15. No. 8, Auftritt "Wie stark ist nicht dein Zauberton" (Tamino)
track: Die Zauberflöte, K. 620, Teil II: No. 15, Auftritt (die drei Knaben) - No. 16, Terzett "Seid uns zum zweiten Mal willkommen" (Die drei Knaben)
track: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt - Beide "Schnelle Füße, rascher Mut" (Papageno, Pamina)
track: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Papageno, Pamina, Monostatos) - "Ha, hab ich euch noch erwischt" (Monostatos)
track: Die Zauberflöte, K. 620, Teil II: No. 17, Arie "Ach ich fühl's, es ist verschwunden" (Pamina)
track: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Papageno, Pamina) - Chor "Es lebe Sarastro" - Auftritt (Pamina, Sarastro) - Chor "Es lebe Sarastro"
track: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Monostatos, Tamino, Pamina, Sarastro) - Monostatos "Nun stolzer Jüngling, nur hieher!"

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CopyrightChainExplorerURL
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f883d9a23d752a667ff5246847b9d59a6a1cb64b76e9f515b115128750f65c6. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932020 — a six-check JSON result.
date published: 2026-07-08T03:20:19Z

Die Zauberflöte, K. 620, Teil I: No. 1, Introduction "Zu Hilfe: Zu Hilfe!" (Tamino)
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Die Zauberflöte, K. 620, Teil II: No. 9, Auftritt (Sarastro, Priester, Sprecher) - Sarastro "Ihr, in dem Weisheitstempel eingeweihten Diener"
type: MusicRecording
duration: PT3M44S
duration ms: 224706
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Inga Kalna
by artist: Joachim Buhrmann
by artist: Konstantin Wolff
by artist: Sunhae Im
by artist: Marcos Fink
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140933020
additional property: CopyrightID
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x176d1bfff8d6d9bd1d632f50c5a2408d98d14f637c50f67b94085d64d8efb63f. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140933020 — a six-check JSON result.
  date published: 2026-08-01T03:13:03Z
audio: Die Zauberflöte, K. 620, Teil II: No. 9, Auftritt (Sarastro, Priester, Sprecher) - Sarastro "Ihr, in dem Weisheitstempel eingeweihten Diener"
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Die Zauberflöte, K. 620, Teil I: No. 2, Aria "Der Vogelfänger bin ich ja"
type: MusicRecording
duration: PT2M3S
duration ms: 123266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Daniel Schmutzhard
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140932030
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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
  type: DigitalDocument
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  date published: 2026-07-02T03:30:09Z
audio: Die Zauberflöte, K. 620, Teil I: No. 2, Aria "Der Vogelfänger bin ich ja"
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Die Zauberflöte, K. 620, Teil II: No. 9, Auftritt - No. 10, Arie mit Chor "O Isis und Osiris" (Sarastro, Chorus)
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genre: classical
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genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140933030
additional property: CopyrightID
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
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Die Zauberflöte, K. 620, Teil II: No. 19, Terzett (Pamina, Sarastro, Tamino) - "Soll ich dich, Teurer! nicht mehr seh'n?" (Pamina)
type: MusicRecording
duration: PT2M39S
duration ms: 159493
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Marlis Petersen
by artist: Marcos Fink
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140934030
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960503
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140934030
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T03:41:24Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe40bf9800cca14163fecd0bc0518c718ea6cb59d1687ec2089aa17048a698dd8. Chain 2 (Bitcoin): anchored in block 960503 (2026-08-01T03:41:24Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140934030 — a six-check JSON result.
  date published: 2026-08-01T03:41:24Z
audio: Die Zauberflöte, K. 620, Teil II: No. 19, Terzett (Pamina, Sarastro, Tamino) - "Soll ich dich, Teurer! nicht mehr seh'n?" (Pamina)
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Die Zauberflöte, K. 620, Teil I: No. 2, "He da!" (Tamino) - Auftritt (Die drei Damen, Papageno, Tamino)
type: MusicRecording
duration: PT6M52S
duration ms: 412986
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Inga Kalna
by artist: Anna Grevelius
by artist: Isabelle Druet
by artist: Daniel Schmutzhard
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140932040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932040
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T05:17:02Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ae04483460edc2417eff4a3884639abe458aa2e6fe16eebe9fcfe26149c31eb. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932040 — a six-check JSON result.
  date published: 2026-07-31T05:17:02Z
audio: Die Zauberflöte, K. 620, Teil I: No. 2, "He da!" (Tamino) - Auftritt (Die drei Damen, Papageno, Tamino)
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  additional property: Valence (Positivity)
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Die Zauberflöte, K. 620, Teil II: No. 10, Auftritt (Tamino, Papageno) - Tamino "Eine schreckliche Nacht!" -.Auftritt (Sprecher, Priester, Tamino, Papageno) - Sprecher "Ihr Fremdlinge"
type: MusicRecording
duration: PT4M9S
duration ms: 249586
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Daniel Schmutzhard
by artist: Joachim Buhrmann
by artist: Konstantin Wolff
by artist: Sunhae Im
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140933040
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140933040
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T04:52:22Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x554e72e70d03e62d8ba8c90e3f13126354dd164ed9b96667f1e9826029493f5e. Chain 2 (Bitcoin): anchored in block 960513 (2026-08-01T04:52:22Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140933040 — a six-check JSON result.
  date published: 2026-08-01T04:52:22Z
audio: Die Zauberflöte, K. 620, Teil II: No. 10, Auftritt (Tamino, Papageno) - Tamino "Eine schreckliche Nacht!" -.Auftritt (Sprecher, Priester, Tamino, Papageno) - Sprecher "Ihr Fremdlinge"
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Die Zauberflöte, K. 620, Teil I: No. 2, Auftritt (Tamino, Papageno) - No. 3, Arie "Dies Bildnis ist bezaubernd schön" (Tamino)
type: MusicRecording
duration: PT3M55S
duration ms: 235306
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Daniel Schmutzhard
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140932050
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960309
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932050
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:35:49Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2916c338bf3b03b27abf34a2fed6b8627c2b4a8d8ef4396eb48cefa5ce8b9e1. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932050 — a six-check JSON result.
  date published: 2026-07-30T20:35:49Z
audio: Die Zauberflöte, K. 620, Teil I: No. 2, Auftritt (Tamino, Papageno) - No. 3, Arie "Dies Bildnis ist bezaubernd schön" (Tamino)
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  additional property: Tempo (BPM)
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Die Zauberflöte, K. 620, Teil II: No. 10, Auftritt - No. 11, Duett "Bewahret euch vor Weibertücken" (Zweiter Priester und Sprecher) - Auftritt (Papageno, Tamino) - "He, Lichter her!" (Papagen
type: MusicRecording
duration: PT1M11S
duration ms: 71226
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Daniel Schmutzhard
by artist: Joachim Buhrmann
by artist: Konstantin Wolff
by artist: Sunhae Im
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140933050
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140933050
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T04:52:22Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x694e03e68083f5ab7fa33b1f360bdeb4819aeffb3ea7b6b677993b0a082312c9. Chain 2 (Bitcoin): anchored in block 960513 (2026-08-01T04:52:22Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140933050 — a six-check JSON result.
  date published: 2026-08-01T04:52:22Z
audio: Die Zauberflöte, K. 620, Teil II: No. 10, Auftritt - No. 11, Duett "Bewahret euch vor Weibertücken" (Zweiter Priester und Sprecher) - Auftritt (Papageno, Tamino) - "He, Lichter her!" (Papagen
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  additional property: Musical Key
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Die Zauberflöte, K. 620, Teil II: No. 20, Arie "Ein Mädchen oder Weibchen" (Papageno)
type: MusicRecording
duration: PT3M50S
duration ms: 230080
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Schmutzhard
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140934050
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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140934050
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e0cb505fb547b5c4379031e71cc33ca5c986709e005149531d5bd65a085c83b. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140934050 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Die Zauberflöte, K. 620, Teil II: No. 20, Arie "Ein Mädchen oder Weibchen" (Papageno)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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Die Zauberflöte, K. 620, Teil I: No. 3, Auftritt (Die drei Damen, Papageno, Tamino) - "Rüste dich mit Mut und Standhaftigkeit" (Erste Dame)
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duration: PT2M38S
duration ms: 158213
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by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Inga Kalna
by artist: Anna Grevelius
by artist: Isabelle Druet
by artist: Daniel Schmutzhard
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T05:48:18Z
audio: Die Zauberflöte, K. 620, Teil I: No. 3, Auftritt (Die drei Damen, Papageno, Tamino) - "Rüste dich mit Mut und Standhaftigkeit" (Erste Dame)
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Die Zauberflöte, K. 620, Teil II: No. 11, Auftritt (Die drei Damen, Papageno, Tamino) - No. 12, Quintett "Wie? Wie? Wie?" (Die drei Damen)
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by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Inga Kalna
by artist: Anna Grevelius
by artist: Isabelle Druet
by artist: Daniel Schmutzhard
in album: Mozart: Die Zauberflöte (The Magic Flute)
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  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140933060
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d1230c79d0e38482a7874f32f01bcd99e0c8775da83e4cf3c0508f1313e9312. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140933060 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Die Zauberflöte, K. 620, Teil II: No. 11, Auftritt (Die drei Damen, Papageno, Tamino) - No. 12, Quintett "Wie? Wie? Wie?" (Die drei Damen)
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Die Zauberflöte, K. 620, Teil I: No. 3, Auftritt (Königin) - No. 4, Rezitativ und Arie "O zittre nicht" (Königin) - Auftritt (Tamino, Papageno) - "Ist's denn auch Wirklichkeit" (Tamino)
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duration: PT4M49S
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Daniel Schmutzhard
by artist: Anna-Kristiina Kaappola
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140932070
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSHash
additional property: OTSBitcoinBlock
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-30T06:39:12Z
audio: Die Zauberflöte, K. 620, Teil I: No. 3, Auftritt (Königin) - No. 4, Rezitativ und Arie "O zittre nicht" (Königin) - Auftritt (Tamino, Papageno) - "Ist's denn auch Wirklichkeit" (Tamino)
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Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Pamina, die drei Knaben) - "Du also bist mein Bräutigam?" (Pamina)
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duration: PT5M22S
duration ms: 322626
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Marlis Petersen
by artist: Alois Mühlbacher
by artist: Christoph Schlögl
by artist: Philipp Pötzlberger
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140934070
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140934070
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a14db0d69814736135a71fa9737cc1c94334d3f7638fd22a776c70d6b0be437. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140934070 — a six-check JSON result.
  date published: 2026-07-31T15:20:15Z
audio: Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Pamina, die drei Knaben) - "Du also bist mein Bräutigam?" (Pamina)
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Die Zauberflöte, K. 620, Teil I: No. 4, Auftritt - No. 5, Quintett "Hm! Hm! Hm!" (Papageno) - Auftritt (Die drei Damen, Papageno, Tamino) - "Die Königin begnadigt dich" (Erste Dame)
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duration: PT5M46S
duration ms: 346680
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Inga Kalna
by artist: Anna Grevelius
by artist: Isabelle Druet
by artist: Daniel Schmutzhard
in album: Mozart: Die Zauberflöte (The Magic Flute)
  type: MusicAlbum
  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140932080
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a8f934ec7b2cc368b54316e7fb168ff36ea85c643af9526a4054296b93cde35. Chain 2 (Bitcoin): anchored in block 960187 (2026-07-30T01:34:28Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932080 — a six-check JSON result.
  date published: 2026-07-30T01:34:28Z
audio: Die Zauberflöte, K. 620, Teil I: No. 4, Auftritt - No. 5, Quintett "Hm! Hm! Hm!" (Papageno) - Auftritt (Die drei Damen, Papageno, Tamino) - "Die Königin begnadigt dich" (Erste Dame)
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Die Zauberflöte, K. 620, Teil I: No. 5, Auftritt (Drei Sklaven) - "Ha, ha, ha!" (Dritter Sklave) - Auftritt (Drei Sklaven, Monostatos) - "He Sklaven!" (Monostatos)
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duration: PT2M7S
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by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Kurt Azesberger
by artist: Clemens-Maria Nuszbaumer
by artist: René Möller
by artist: Christian Koch
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  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a3c1b2c3d6770e1b4de2af17fa11c7a5cc01da769bb647c8345462f918e7eeb. Chain 2 (Bitcoin): anchored in block 960513 (2026-08-01T04:52:22Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932090 — a six-check JSON result.
  date published: 2026-08-01T04:52:22Z
audio: Die Zauberflöte, K. 620, Teil I: No. 5, Auftritt (Drei Sklaven) - "Ha, ha, ha!" (Dritter Sklave) - Auftritt (Drei Sklaven, Monostatos) - "He Sklaven!" (Monostatos)
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Die Zauberflöte, K. 620, Teil II: No. 13, Arie "Alles fühlt der Liebe Freuden" (Monostatos)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Die Zauberflöte, K. 620, Teil I: No. 5, Auftritt (Monostatos, Pamina) - No. 6, Terzett "Du feines Täubchen, nur herein" (Monostatos) - Auftritt (Papageno, Monostatos) - "Wo bin ich wohl?" (Pa
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T05:17:02Z
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Die Zauberflöte, K. 620, Teil II: No. 13, Auftritt (Königin, Pamina, Monostatos) - "Zurücke!" (Königin)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T03:13:03Z
audio: Die Zauberflöte, K. 620, Teil II: No. 13, Auftritt (Königin, Pamina, Monostatos) - "Zurücke!" (Königin)
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Die Zauberflöte, K. 620, Teil I: No. 6, Auftritt (Pamina) - "Mutter" (Pamina) - Auftritt (Papageno, Pamina) - "Bin ich nicht ein Narr" (Papageno)
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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: 2026-07-31T12:24:41Z
audio: Die Zauberflöte, K. 620, Teil I: No. 6, Auftritt (Pamina) - "Mutter" (Pamina) - Auftritt (Papageno, Pamina) - "Bin ich nicht ein Narr" (Papageno)
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Die Zauberflöte, K. 620, Teil II: No. 13, Auftritt - No. 14, Arie "Der Hölle Rache kocht in meinem Herzen" (Königin)
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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, Teil II: No. 21, Auftritt (Papageno) - "Papagena! Papagena!" (Papageno)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T10:20:10Z
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Die Zauberflöte, K. 620, Teil I: No. 6, Auftritt - No. 7, Duett "Bei Männern, welche Liebe fühlen" (Pamina, Papageno)
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: Die Zauberflöte, K. 620, Teil I: No. 6, Auftritt - No. 7, Duett "Bei Männern, welche Liebe fühlen" (Pamina, Papageno)
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Die Zauberflöte, K. 620, Teil II: No. 14, Auftritt (Pamina) - Auftritt (Pamina, Monostatos) - Auftritt (Monostatos, Sarastro) - Auftritt (Pamina, Sarastro) - "Herr, strafe meine Mutter nicht"
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T03:13:03Z
audio: Die Zauberflöte, K. 620, Teil II: No. 14, Auftritt (Pamina) - Auftritt (Pamina, Monostatos) - Auftritt (Monostatos, Sarastro) - Auftritt (Pamina, Sarastro) - "Herr, strafe meine Mutter nicht"
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Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Drei Knaben, Papageno) - "Halt ein, o Papageno!" (Drei Knaben)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T20:09:33Z
audio: Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt (Drei Knaben, Papageno) - "Halt ein, o Papageno!" (Drei Knaben)
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Die Zauberflöte, K. 620, Teil I: No. 8, Drei Knaben "Zum Ziele führt dich diese Bahn" (Drei Knaben, Tamino)
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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: 2026-07-30T06:39:12Z
audio: Die Zauberflöte, K. 620, Teil I: No. 8, Drei Knaben "Zum Ziele führt dich diese Bahn" (Drei Knaben, Tamino)
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Die Zauberflöte, K. 620, Teil II: No. 14. Auftritt - No. 15. Arie "In diesen heil'gen Hallen" (Sarastro)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T13:26:30Z
audio: Die Zauberflöte, K. 620, Teil II: No. 14. Auftritt - No. 15. Arie "In diesen heil'gen Hallen" (Sarastro)
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Die Zauberflöte, K. 620, Teil II: No. 21, Auftritt - Duette "Pa - Pa - Pa" (Papageno, Weib)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T21:35:24Z
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Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Tamino, Priester) - "Die Weisheitslehre dieser Knaben" (Tamino)
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T22:27:30Z
audio: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Tamino, Priester) - "Die Weisheitslehre dieser Knaben" (Tamino)
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Die Zauberflöte, K. 620, Teil I: 15. No. 8, Auftritt "Wie stark ist nicht dein Zauberton" (Tamino)
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duration ms: 159746
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by artist: Akademie für Alte Musik Berlin
by artist: René Jacobs
in album: Mozart: Die Zauberflöte (The Magic Flute)
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  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
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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: 2026-07-30T22:27:30Z
audio: Die Zauberflöte, K. 620, Teil I: 15. No. 8, Auftritt "Wie stark ist nicht dein Zauberton" (Tamino)
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Die Zauberflöte, K. 620, Teil II: No. 15, Auftritt (die drei Knaben) - No. 16, Terzett "Seid uns zum zweiten Mal willkommen" (Die drei Knaben)
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by artist: Wolfgang Amadeus Mozart
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by artist: Akademie für Alte Musik Berlin
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by artist: Christoph Schlögl
by artist: Philipp Pötzlberger
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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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: 2026-07-31T13:50:38Z
audio: Die Zauberflöte, K. 620, Teil II: No. 15, Auftritt (die drei Knaben) - No. 16, Terzett "Seid uns zum zweiten Mal willkommen" (Die drei Knaben)
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Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt - Beide "Schnelle Füße, rascher Mut" (Papageno, Pamina)
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by artist: Akademie für Alte Musik Berlin
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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: 2026-07-08T03:20:19Z
audio: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt - Beide "Schnelle Füße, rascher Mut" (Papageno, Pamina)
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Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Papageno, Pamina, Monostatos) - "Ha, hab ich euch noch erwischt" (Monostatos)
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by artist: Akademie für Alte Musik Berlin
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by artist: Kurt Azesberger
by artist: Marlis Petersen
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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: 2026-07-08T03:20:19Z
audio: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Papageno, Pamina, Monostatos) - "Ha, hab ich euch noch erwischt" (Monostatos)
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Die Zauberflöte, K. 620, Teil II: No. 17, Arie "Ach ich fühl's, es ist verschwunden" (Pamina)
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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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
  type: DigitalDocument
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  date published: 2026-07-30T04:47:22Z
audio: Die Zauberflöte, K. 620, Teil II: No. 17, Arie "Ach ich fühl's, es ist verschwunden" (Pamina)
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Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Papageno, Pamina) - Chor "Es lebe Sarastro" - Auftritt (Pamina, Sarastro) - Chor "Es lebe Sarastro"
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde192a18e72b86d094499236a20e671b7e9603d08e944f60b1244b4ae461f029. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932180 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Papageno, Pamina) - Chor "Es lebe Sarastro" - Auftritt (Pamina, Sarastro) - Chor "Es lebe Sarastro"
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Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Monostatos, Tamino, Pamina, Sarastro) - Monostatos "Nun stolzer Jüngling, nur hieher!"
type: MusicRecording
duration: PT3M10S
duration ms: 190853
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: René Jacobs
by artist: Akademie für Alte Musik Berlin
by artist: Daniel Behle
by artist: Kurt Azesberger
by artist: Marlis Petersen
by artist: Marcos Fink
in album: Mozart: Die Zauberflöte (The Magic Flute)
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  date published: 2010-10-07
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: FRZ140932190
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb73c7e8812cdf01d5d26de517899fc16e54450f6fd933fba3aadc9a61e5399bf. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140932190 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Die Zauberflöte, K. 620, Teil I: No. 8, Auftritt (Monostatos, Tamino, Pamina, Sarastro) - Monostatos "Nun stolzer Jüngling, nur hieher!"
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