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track: Die Zauberflöte, K. 620, Act II: "Ach, ich fühl's" (Pamina)
track: Die Zauberflöte, K. 620, Act II: "Tamino mein! O welch ein Glück!" (Pamina, Tamino, Die zwei Geharnischten)
track: Die Zauberflöte, K. 620, Act II: "Soll ich dich, Teurer, nicht mehr sehn?" (Pamina, Sarastro, Tamino)
track: Die Zauberflöte, K. 620, Act II: "Bald prangt, den Morgen zu verkünden" (Die drei Knaben, Pamina)
track: Die Zauberflöte, K. 620, Act II: "Der, welcher, wandert diese Strasse" (Die zwei Geharnischten, Tamino, Pamina)
track: Die Zauberflöte, K. 620, Act II: "Wir wandelten durch Feuergluten" (Tamino, Pamina, Chor)
track: Bizet: Carmen, WD 31, Act 3, Scene 1: "Quant au douanier, c'est notre affaire !" (Frasquita, Mercedes, Carmen, Chœur, Le Remendado, Le Dancaïre)

Die Zauberflöte, K. 620, Act II: "Ach, ich fühl's" (Pamina)
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by artist: Wolfgang Amadeus Mozart
by artist: Orchestre Paul Kuentz
by artist: Paul Kuentz
by artist: Nathalie Boissy
in album: Mozart : La flûte enchantée, opéra en 2 actes, K. 620
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genre: classical
genre: classical-era
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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
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29250db9b2bcdeebce1737bf91166699eba823cd312934907afbcd3e1b014c55. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299545250.
  date published: 2026-07-08T03:53:27Z
audio: Die Zauberflöte, K. 620, Act II: "Ach, ich fühl's" (Pamina)
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  additional property: Tempo (BPM)
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Die Zauberflöte, K. 620, Act II: "Tamino mein! O welch ein Glück!" (Pamina, Tamino, Die zwei Geharnischten)
type: MusicRecording
duration: PT3M58S
duration ms: 238706
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestre Paul Kuentz
by artist: Paul Kuentz
by artist: Nathalie Boissy
by artist: Salvador Guzman
by artist: Wolfgang Neumann
by artist: Philip Langsham
in album: Mozart : La flûte enchantée, opéra en 2 actes, K. 620
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genre: classical
genre: classical-era
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Die Zauberflöte, K. 620, Act II: "Tamino mein! O welch ein Glück!" (Pamina, Tamino, Die zwei Geharnischten)
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Die Zauberflöte, K. 620, Act II: "Soll ich dich, Teurer, nicht mehr sehn?" (Pamina, Sarastro, Tamino)
type: MusicRecording
duration: PT4M12S
duration ms: 252533
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestre Paul Kuentz
by artist: Paul Kuentz
by artist: Nathalie Boissy
by artist: Hans-Georg Moser
by artist: Salvador Guzman
in album: Mozart : La flûte enchantée, opéra en 2 actes, K. 620
  type: MusicAlbum
  date published: 1995
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T19:11:09Z
audio: Die Zauberflöte, K. 620, Act II: "Soll ich dich, Teurer, nicht mehr sehn?" (Pamina, Sarastro, Tamino)
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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

Die Zauberflöte, K. 620, Act II: "Bald prangt, den Morgen zu verkünden" (Die drei Knaben, Pamina)
type: MusicRecording
duration: PT6M14S
duration ms: 374960
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Orchestre Paul Kuentz
by artist: Paul Kuentz
by artist: Choeur Paul Kuentz
by artist: Nathalie Boissy
in album: Mozart : La flûte enchantée, opéra en 2 actes, K. 620
  type: MusicAlbum
  date published: 1995
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
audio: Die Zauberflöte, K. 620, Act II: "Bald prangt, den Morgen zu verkünden" (Die drei Knaben, Pamina)
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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

Die Zauberflöte, K. 620, Act II: "Der, welcher, wandert diese Strasse" (Die zwei Geharnischten, Tamino, Pamina)
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duration: PT4M47S
duration ms: 287106
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by artist: Wolfgang Neumann
by artist: Philip Langsham
by artist: Salvador Guzman
by artist: Nathalie Boissy
in album: Mozart : La flûte enchantée, opéra en 2 actes, K. 620
  type: MusicAlbum
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genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T20:35:49Z
audio: Die Zauberflöte, K. 620, Act II: "Der, welcher, wandert diese Strasse" (Die zwei Geharnischten, Tamino, Pamina)
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Die Zauberflöte, K. 620, Act II: "Wir wandelten durch Feuergluten" (Tamino, Pamina, Chor)
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audio: Die Zauberflöte, K. 620, Act II: "Wir wandelten durch Feuergluten" (Tamino, Pamina, Chor)
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Bizet: Carmen, WD 31, Act 3, Scene 1: "Quant au douanier, c'est notre affaire !" (Frasquita, Mercedes, Carmen, Chœur, Le Remendado, Le Dancaïre)
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by artist: Georges Bizet
by artist: Giuseppe Sinopoli
by artist: Chor der Bayerischen Staatsoper
by artist: Jan Zinkler
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by artist: Natascha Petrinsky
by artist: Nathalie Boissy
by artist: Ulrich Ress
by artist: Bavarian State Orchestra
in album: Bizet : Carmen [Highlights]
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  date published: 2026-07-30T03:35:13Z
audio: Bizet: Carmen, WD 31, Act 3, Scene 1: "Quant au douanier, c'est notre affaire !" (Frasquita, Mercedes, Carmen, Chœur, Le Remendado, Le Dancaïre)
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