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  track: Mass in B Minor, BWV 232: Gloria in excelsis Deo - Et in terra pax
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Rigoletto: Act III: La donna e mobile
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Die Entführung aus dem Serail, K. 384: O, wie will ich triumphieren
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Don Pasquale: Act I: Quel guardo il cavaliere
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Die Hochzeit des Figaro, K. 492, 3. Akt: Canzonetta sull aria… Che soave zeffiretto (Die Verurteilten): Act IV: Deh vieni non tardar
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Don Pasquale: Act III: So anch'io la virtu magica
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Great Singers Live
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Choral Music (100 Masterpieces)
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track: Die Lorelei: Loreley
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track: 6 Lieder, Op. 50: No. 2. Der Jager Abschied
track: Meerstern ich dich grusse
track: Nachthelle, Op. 134, D. 892
track: Jesu, du mein liebstes Leben, BWV 356
track: Hymne an die Nacht
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track: So nimm denn meine Hande
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6 Lieder, Op. 50: No. 2. Der Jager Abschied
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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Meerstern ich dich grusse
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subject of: OpenTimestamps Proof of Existence
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Nachthelle, Op. 134, D. 892
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Nachthelle, Op. 134, D. 892
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Jesu, du mein liebstes Leben, BWV 356
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Jesu, du mein liebstes Leben, BWV 356
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Hymne an die Nacht
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  date published: 2026-07-08T03:22:41Z
audio: Hymne an die Nacht
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Tantum ergo, D. 962
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  date published: 2026-07-08T03:20:19Z
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So nimm denn meine Hande
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  date published: 2026-07-08T03:22:41Z
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Winterreise, Op. 89, D. 911: No. 5. Der Lindenbaum (arr. for choir)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Winterreise, Op. 89, D. 911: No. 5. Der Lindenbaum (arr. for choir)
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Rosamunde, D. 797: Hirtenchor
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by artist: Cologne West German Radio Chorus
by artist: Cologne West German Radio Orchestra
by artist: Helmut Froschauer
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popularity: 1
genre: classical
genre: classical-piano
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
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  date published: 2026-07-08T03:53:27Z
audio: Rosamunde, D. 797: Hirtenchor
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Vesperae solennes de confessore, K. 339: Laudate Dominum
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by artist: Jeunesses Musicales Chorus
by artist: Budapest Philharmonic Orchestra
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  date published: 2007-01-01
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genre: classical
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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: 2026-07-08T03:53:27Z
audio: Vesperae solennes de confessore, K. 339: Laudate Dominum
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Es loscht das Meer die Sonne aus
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popularity: 1
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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: Es loscht das Meer die Sonne aus
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In dulci jubilo, BWV 368
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by artist: Hartwig Eschenburg
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popularity: 3
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: In dulci jubilo, BWV 368
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Das Dorfchen, Op. 11, No. 1, D. 598
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by artist: Dietrich Knothe
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popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
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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
audio: Das Dorfchen, Op. 11, No. 1, D. 598
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Jesu, meines Herzens Freud, BWV 361
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popularity: 2
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Jesu, meines Herzens Freud, BWV 361
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Offertory: Intende voci, D. 963
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by artist: Dietrich Knothe
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popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc19bae38d94210b5f01e076fa2f95358ec464d9afa9c5594b957075fc14c058c. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB261201539.
  date published: 2026-07-08T08:56:20Z
audio: Offertory: Intende voci, D. 963
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Ave Maria, Op. 533: Nun ist der laute Tag verhallt
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duration: PT5M41S
duration ms: 341240
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by artist: Franz Abt
by artist: Hans-Joachim Ribbe
by artist: Leipzig Radio Chorus, male section
by artist: Jörg Peter Weigle
in album: Choral Music (100 Masterpieces)
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popularity: 2
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Ave Maria, Op. 533: Nun ist der laute Tag verhallt
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Die Nacht, Op. 17, No. 4, D. 983c
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duration: PT3M5S
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by artist: Franz Schubert
by artist: Leipzig Radio Chorus, male section
by artist: Jörg Peter Weigle
in album: Choral Music (100 Masterpieces)
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popularity: 1
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Die Nacht, Op. 17, No. 4, D. 983c
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Great Singers Live: Hermann Prey
type: MusicAlbum
date published: 2012-04-03
track: Die Zauberflote (The Magic Flute), K. 620, Act II: Arie: Ein Madchen oder Weibchen wunscht Papageno sich!
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  by artist: Munich Radio Orchestra
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    date published: 2012-04-03
  popularity: 3
  genre: classical
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: Die Zauberflote (The Magic Flute), K. 620, Act II: Arie: Ein Madchen oder Weibchen wunscht Papageno sich!
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MOZART, W.A.: Opera Arias
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date published: 2010-08-01

The Essentials: Mozart
type: MusicAlbum
date published: 2016-04-29
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  popularity: 2
  genre: classical
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
  audio: Serenade No. 13 in G Major, K. 525, "Eine kleine Nachtmusik": I. Allegro
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track: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio
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  by artist: Bavarian Radio Symphony Orchestra
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  popularity: 2
  genre: classical
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
  audio: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio
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    additional property: Valence (Positivity)
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track: Serenade No. 10 in B-Flat Major, K. 361, "Gran Partita": IV. Adagio
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Serenade No. 10 in B-Flat Major, K. 361, "Gran Partita": IV. Adagio
track: Serenade No. 6 in D Major, K. 239, "Serenata Notturna": I. Marcia: Maestoso
track: Così fan tutte, K. 588: Overture
track: Idomeneo, re di Creta, K. 366: Overture

CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb48ec46e9c076268ead30b0055dfc1a811cdad1c6e9d68325250754f1b2ec694. Chain 2 (Bitcoin): anchored in block 957041 (2026-07-21T17:00:15Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1601070.
date published: 2026-07-21T17:00:15Z

Serenade No. 10 in B-Flat Major, K. 361, "Gran Partita": IV. Adagio
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additional property: Tempo (BPM)
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Così fan tutte, K. 588: Overture
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Idomeneo, re di Creta, K. 366: Overture
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Choral Music - Bortniansky, D. / Schubert, F. / Bruckner, A. / Bruch, M. / Mendelssohn, Felix / Silcher, F. / Rheinberger, J.G.
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Wunderlich: Opernarien (Bayerischer Rundfunk 1961-1966) - Mozart - Rossini - Donizetti - Verdi - Tschaikowsky - Puccini - Leoncavallo
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Great Wagner Voices
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Opera Highlights: James King (Live) [Orfeo d'Or]
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Mozart: Opera Highlights
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Beethoven, Wagner, Strauss & Verdi: Vocal Works
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Great Verdi Voices
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Weikl, Bernd: Operettenrecital
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Weihnachtskonzert
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Famous Opera Arias
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Great Singers Live: Elisabeth Grümmer
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Lucia Popp (1968-1982)
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track: Don Pasquale: Act I: Quel guardo il cavaliere
track: Die Hochzeit des Figaro, K. 492, 3. Akt: Canzonetta sull aria… Che soave zeffiretto (Die Verurteilten): Act IV: Deh vieni non tardar
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Lortzing, A.: Undine [Opera]
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Die Grossen Opernchore
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    additional property: Acousticness
      type: PropertyValue
      value: 0.951
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.165
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.11
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.978
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
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Wunderlich: Opernarien (Bayerischer Rundfunk 1961-1966) [Live]
type: MusicAlbum
date published: 2016-01-01

Great Singers Live: Lucia Popp
type: MusicAlbum
date published: 2011-10-04

Mackeben, Lortzing & Others: Operas
type: MusicAlbum
date published: 2016-11-04

Great Singers Live: Hermann Prey (Remastered 2012)
type: MusicAlbum
date published: 2012-04-03

Bel Canto
type: MusicAlbum
date published: 2016-01-01

ORFEO 40th Anniversary Edition: 40 Ultimate Recordings
type: MusicAlbum
date published: 2020-06-19