Adrian Eröd
type: MusicGroup
genre: opera
description: Adrian Eröd () (born 1970) is an Austrian operatic baritone. He is the son of composer Iván Erőd. Career After his studies with Walter Berry and Franz Lukasovsky at the University of Music and Perf
popularity: 6
followers: 255
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album: Gounod: Faust, CG 4
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    subject of: OpenTimestamps Proof of Existence
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  track: Die Meistersinger von Nürnberg, WWV 96, Act III Scene 5: Sankt Krispin, lobet ihn! (Live)
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  track: Die Meistersinger von Nürnberg, WWV 96, Act III Scene 5: Ihr tanzt? Was werden die Meister sagen? (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 1: Verweilt! Ein Wort! Ein einzig Wort! (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 1: Da bin ich! Wer ruft? (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: David, was stehst? (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Mein Herr, der Singer Meister-Schlag (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Der Meister Tön und Weisen (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Damit, Herr Ritter, ist's so bewandt (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Aller End ist doch David der Allergescheit'st (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Seid meiner Treue wohl versehen (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Gott grüß Euch, Meister! (Live)
  track: Die Meistersinger von Nürnberg, WWV 96, Act II Scene 6: Mit den Schuhen ward ich fertig schier (Live)
album: Wagner: Ring (Live)
album: Wagner: Das Rheingold (Live at Staatsoper, Vienna, 2011)
album: Mahler: Das klagende Lied
album: Franz Schubert: Messe in G. Musica sacra
album: Braunfels: Verkündigung (Live)
album: Braunfels: Verkündigung
album: Iván Eröd - Lieder
album: Ullmann: Der Kaiser von Atlantis, Op. 49b "Die Tod-Verweigerung" (Live at Prinzregenten Theater, Munich 10/10/2021)
album: Berührungspunkte
album: Nachtmusique
album: Brahms: Ein deutsches Requiem, Op. 45 (A German Requiem)
album: Schubert: Winterreise
album: Bezauberndes Fräulein
album: Zykan/Mautner: Das Unterösterreichische Liederbuch
album: Larcher: Symphony for Baritone & Orchestra "Alle Tage" & Violin Concerto (Live)
album: Strauss Ii, J.: Edition - Vol. 51
album: Wellesz: Persisches Ballett & 4 Songs of Return
album: Paradisi Gloria 21

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subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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audio: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Halt Meister! Nicht so geeilt! (Live)
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  date published: 2026-08-01T01:44:32Z
audio: Die Meistersinger von Nürnberg, WWV 96, Act III Scene 5: Ihr tanzt? Was werden die Meister sagen? (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 1: Verweilt! Ein Wort! Ein einzig Wort! (Live)
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by artist: Christa Mayer
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genre: opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
audio: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 1: Verweilt! Ein Wort! Ein einzig Wort! (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 1: Da bin ich! Wer ruft? (Live)
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by artist: Klaus Florian Vogt
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by artist: Jacquelyn Wagner
by artist: Christa Mayer
by artist: Staatskapelle Dresden
by artist: Christian Thielemann
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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 Meistersinger von Nürnberg, WWV 96, Act I Scene 1: Da bin ich! Wer ruft? (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: David, was stehst? (Live)
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by artist: Klaus Florian Vogt
by artist: Sebastian Kohlhepp
by artist: Sächsischer Staatsopernchor Dresden
by artist: Salzburg Bach Choir
by artist: Staatskapelle Dresden
by artist: Christian Thielemann
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genre: opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T16:33:26Z
audio: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: David, was stehst? (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Mein Herr, der Singer Meister-Schlag (Live)
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by artist: Christian Thielemann
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T17:29:52Z
audio: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Mein Herr, der Singer Meister-Schlag (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Der Meister Tön und Weisen (Live)
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genre: opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T18:48:12Z
audio: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Der Meister Tön und Weisen (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Damit, Herr Ritter, ist's so bewandt (Live)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T20:22:46Z
audio: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Damit, Herr Ritter, ist's so bewandt (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Aller End ist doch David der Allergescheit'st (Live)
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by artist: Sächsischer Staatsopernchor Dresden
by artist: Salzburg Bach Choir
by artist: Staatskapelle Dresden
by artist: Christian Thielemann
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genre: choral
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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: 2026-08-01T02:22:04Z
audio: Die Meistersinger von Nürnberg, WWV 96, Act I Scene 2: Aller End ist doch David der Allergescheit'st (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Seid meiner Treue wohl versehen (Live)
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by artist: Staatskapelle Dresden
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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 Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Seid meiner Treue wohl versehen (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Gott grüß Euch, Meister! (Live)
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by artist: Sächsischer Staatsopernchor Dresden
by artist: Salzburg Bach Choir
by artist: Staatskapelle Dresden
by artist: Christian Thielemann
by artist: Vitalij Kowaljow
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by artist: Levente Páll
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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 Meistersinger von Nürnberg, WWV 96, Act I Scene 3: Gott grüß Euch, Meister! (Live)
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Die Meistersinger von Nürnberg, WWV 96, Act II Scene 6: Mit den Schuhen ward ich fertig schier (Live)
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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: 2026-07-31T15:20:15Z
audio: Die Meistersinger von Nürnberg, WWV 96, Act II Scene 6: Mit den Schuhen ward ich fertig schier (Live)
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Wagner: Ring (Live)
type: MusicAlbum
date published: 2013-01-01

Wagner: Das Rheingold (Live at Staatsoper, Vienna, 2011)
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  popularity: 14
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  genre: opera
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
  audio: Das Rheingold: Prelude - Live at Staatsoper, Vienna, 2011
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Mahler: Das klagende Lied
type: MusicAlbum
date published: 2017-09-01

Franz Schubert: Messe in G. Musica sacra
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date published: 1996-12-01
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  by artist: Vienna Chamber Choir
  by artist: Orpheus Orchester Wien
  by artist: Johannes Prinz
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    date published: 1996-12-01
  genre: classical
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  additional property: OTSVerificationAPI
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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: 2026-07-30T14:53:07Z
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track: Magnificat, D. 486: II. Deposuit potentes de sede, et exaltavit humiles: Andante
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T12:06:10Z
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  by artist: Edith Lienbacher
  by artist: Barbara Hölzl
  by artist: Alexander Kaimbacher
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  by artist: Orpheus Orchester Wien
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  subject of: OpenTimestamps Proof of Existence
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track: Deutsches Salve Regina in F Major, D. 379
track: Salve Regina in B Flat-Major, D. 386
track: Deutsche Messe, D. 872: I. Zum Eingang. Mässig
track: Deutsche Messe, D. 872: II. Zum Gloria. Mit Majestät, doch nicht zu langsam
track: Deutsche Messe, D. 872: III. Zum Evangelium und Credo. Nicht zu langsam
track: Deutsche Messe, D. 872: IV. Zum Offertorium. Sehr langsam
track: Deutsche Messe, D. 872: V. Zum Sanctus. Sehr langsam
track: Deutsche Messe, D. 872: VI. Nach der Wandlung. Sehr langsam
track: Deutsche Messe, D. 872: VII. Zum Agnus Dei. Mässig
track: Deutsche Messe, D. 872: VIII. Schlussgesang. Nicht zu langsam
track: Deutsche Messe, D. 872: IX. Anhang: Das Gebet des Herrn. Mässig
track: Mass No. 2 in G Major, D. 167: I. Kyrie
track: Mass No. 2 in G Major, D. 167: II. Gloria
track: Mass No. 2 in G Major, D. 167: III. Credo
track: Mass No. 2 in G Major, D. 167: IV. Sanctus
track: Mass No. 2 in G Major, D. 167: V. Benedictus
track: Mass No. 2 in G Major, D. 167: VI. Agnus Dei

Barbara Hölzl
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Alexander Kaimbacher
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Adrian Eröd
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Erhard Nowak
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Vienna Chamber Choir
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Orpheus Orchester Wien
type: MusicGroup

Johannes Prinz
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Franz Schubert: Messe in G. Musica sacra
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date published: 1996-12-01

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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

OpenTimestamps Proof of Existence
type: DigitalDocument
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dc615d5048f1269280188d1110bc59af5f1e4aef252eec302f293985d221592. Chain 2 (Bitcoin): anchored in block 960355 (2026-07-31T05:49:18Z), 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/DEB119600103.
date published: 2026-07-31T05:49:18Z

Magnificat, D. 486: III. Gloria Patri, et Filio, et Spiritui Sancto: Allegro vivace
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Deutsches Salve Regina in F Major, D. 379
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by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
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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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  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: 2026-07-31T16:07:24Z
audio: Deutsches Salve Regina in F Major, D. 379
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Salve Regina in B Flat-Major, D. 386
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by artist: Vienna Chamber Choir
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
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genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerificationAPI
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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: 2026-07-30T01:32:48Z
audio: Salve Regina in B Flat-Major, D. 386
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Deutsche Messe, D. 872: I. Zum Eingang. Mässig
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duration: PT4M34S
duration ms: 274640
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by artist: Franz Schubert
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
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genre: classical
genre: classical-piano
genre: chamber-music
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Deutsche Messe, D. 872: I. Zum Eingang. Mässig
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Deutsche Messe, D. 872: II. Zum Gloria. Mit Majestät, doch nicht zu langsam
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Deutsche Messe, D. 872: II. Zum Gloria. Mit Majestät, doch nicht zu langsam
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Deutsche Messe, D. 872: III. Zum Evangelium und Credo. Nicht zu langsam
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  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/DEB119600108
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 0xb7eaad284c568ce4e9bc8de38999a60073c140811645600c0c520b92d8b0b4dd. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600108.
  date published: 2026-07-02T03:55:08Z
audio: Deutsche Messe, D. 872: III. Zum Evangelium und Credo. Nicht zu langsam
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.306
  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: 0.109
  additional property: Energy
    type: PropertyValue
    value: 0.054
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.019
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.078
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.194
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Deutsche Messe, D. 872: IV. Zum Offertorium. Sehr langsam
type: MusicRecording
duration: PT2M24S
duration ms: 144613
explicit: false
by artist: Franz Schubert
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600109
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T03:02:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedf13ed95b2d55b79f3a0ca1b6aa8f36b11876dff258c66fb3c315cc5b879686
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600109
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
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 0xedf13ed95b2d55b79f3a0ca1b6aa8f36b11876dff258c66fb3c315cc5b879686. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600109.
  date published: 2026-07-06T06:56:49Z
audio: Deutsche Messe, D. 872: IV. Zum Offertorium. Sehr langsam
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.59
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.22
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.059
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.033
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Deutsche Messe, D. 872: V. Zum Sanctus. Sehr langsam
type: MusicRecording
duration: PT3M55S
duration ms: 235266
explicit: false
by artist: Franz Schubert
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600110
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T12:20:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe2d6fac65f8083181772e556089dd8323c93d81c137952cb0425b808d61f00c4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600110
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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 0xe2d6fac65f8083181772e556089dd8323c93d81c137952cb0425b808d61f00c4. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/DEB119600110.
  date published: 2026-06-13T15:41:10Z
audio: Deutsche Messe, D. 872: V. Zum Sanctus. Sehr langsam
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.774
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.063
  additional property: Energy
    type: PropertyValue
    value: 0.006
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.175
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.348
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Deutsche Messe, D. 872: VI. Nach der Wandlung. Sehr langsam
type: MusicRecording
duration: PT2M42S
duration ms: 162826
explicit: false
by artist: Franz Schubert
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600111
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:55:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6782ffa17dd12285772bb41e977a8c1c79b61323ad7939aa7a62da3b79ec0c2f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957011
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957011
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600111
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T08:25:35Z
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 0x6782ffa17dd12285772bb41e977a8c1c79b61323ad7939aa7a62da3b79ec0c2f. Chain 2 (Bitcoin): anchored in block 957011 (2026-07-07T08:25:35Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600111.
  date published: 2026-07-07T08:25:35Z
audio: Deutsche Messe, D. 872: VI. Nach der Wandlung. Sehr langsam
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.01
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.203
  additional property: Energy
    type: PropertyValue
    value: 0.055
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.148
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.118
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.658
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Deutsche Messe, D. 872: VII. Zum Agnus Dei. Mässig
type: MusicRecording
duration: PT4M35S
duration ms: 275040
explicit: false
by artist: Franz Schubert
by artist: Sebastian Noack
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600112
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:48:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x080b2e952bbf696a25157a358941df45ebd5f27bbd35b185e58ec2a3fd4f81da
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/DEB119600112
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 0x080b2e952bbf696a25157a358941df45ebd5f27bbd35b185e58ec2a3fd4f81da. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600112.
  date published: 2026-07-07T18:39:05Z
audio: Deutsche Messe, D. 872: VII. Zum Agnus Dei. Mässig
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.818
  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: 0.14
  additional property: Energy
    type: PropertyValue
    value: 0.045
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.03
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.072
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.273
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Deutsche Messe, D. 872: VIII. Schlussgesang. Nicht zu langsam
type: MusicRecording
duration: PT1M38S
duration ms: 98053
explicit: false
by artist: Franz Schubert
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600113
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T00:06:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x19bca5e384127e4f595e9162214ba120120db53f5daa309881dfb26c99a63eca
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/DEB119600113
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 0x19bca5e384127e4f595e9162214ba120120db53f5daa309881dfb26c99a63eca. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600113.
  date published: 2026-07-02T03:55:08Z
audio: Deutsche Messe, D. 872: VIII. Schlussgesang. Nicht zu langsam
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 50
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0
  additional property: Energy
    type: PropertyValue
    value: 0
  additional property: Speechiness
    type: PropertyValue
    value: 0
  additional property: Acousticness
    type: PropertyValue
    value: 0
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0
  additional property: Loudness (dB)
    type: PropertyValue
    value: -4.615
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Deutsche Messe, D. 872: IX. Anhang: Das Gebet des Herrn. Mässig
type: MusicRecording
duration: PT5M42S
duration ms: 342373
explicit: false
by artist: Franz Schubert
by artist: Sebastian Noack
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600114
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T04:21:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd81eff1ef7926dcdadb114f1286ab5e551e2067505d1f09d7d4722ef1e183d62
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960207
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960207
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600114
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T04:47:22Z
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 0xd81eff1ef7926dcdadb114f1286ab5e551e2067505d1f09d7d4722ef1e183d62. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600114.
  date published: 2026-07-30T04:47:22Z
audio: Deutsche Messe, D. 872: IX. Anhang: Das Gebet des Herrn. Mässig
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.489
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.185
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  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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Mass No. 2 in G Major, D. 167: I. Kyrie
type: MusicRecording
duration: PT3M20S
duration ms: 200573
explicit: false
by artist: Franz Schubert
by artist: Edith Lienbacher
by artist: Alexander Kaimbacher
by artist: Anton Scharinger
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
popularity: 16
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600115
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/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600115
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5fad6e854632c326887821ba100bf79e2b3d91fd7842b8415f60ddc074f223c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600115.
  date published: 2026-07-02T03:55:08Z
audio: Mass No. 2 in G Major, D. 167: I. Kyrie
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Mass No. 2 in G Major, D. 167: II. Gloria
type: MusicRecording
duration: PT3M12S
duration ms: 192760
explicit: false
by artist: Franz Schubert
by artist: Edith Lienbacher
by artist: Alexander Kaimbacher
by artist: Anton Scharinger
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
popularity: 15
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600116
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-06-26T00:09:19+00:00
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/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600116
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
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  date published: 2026-07-02T03:55:08Z
audio: Mass No. 2 in G Major, D. 167: II. Gloria
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  additional property: Valence (Positivity)
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Mass No. 2 in G Major, D. 167: III. Credo
type: MusicRecording
duration: PT4M22S
duration ms: 262906
explicit: false
by artist: Franz Schubert
by artist: Edith Lienbacher
by artist: Alexander Kaimbacher
by artist: Anton Scharinger
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
popularity: 14
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600117
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/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600117
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
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  date published: 2026-07-02T03:55:08Z
audio: Mass No. 2 in G Major, D. 167: III. Credo
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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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Mass No. 2 in G Major, D. 167: IV. Sanctus
type: MusicRecording
duration: PT1M27S
duration ms: 87133
explicit: false
by artist: Franz Schubert
by artist: Edith Lienbacher
by artist: Alexander Kaimbacher
by artist: Anton Scharinger
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600118
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/960167
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600118
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:42:34Z
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 0x6b6d47c21136dfd1523eb93f08206e8c71224a20411505cfc37d70f39d8acfc6. Chain 2 (Bitcoin): anchored in block 960167 (2026-07-29T23:42:34Z), 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/DEB119600118.
  date published: 2026-07-29T23:42:34Z
audio: Mass No. 2 in G Major, D. 167: IV. Sanctus
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  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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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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  additional property: Key Name
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Mass No. 2 in G Major, D. 167: V. Benedictus
type: MusicRecording
duration: PT4M16S
duration ms: 256226
explicit: false
by artist: Franz Schubert
by artist: Edith Lienbacher
by artist: Alexander Kaimbacher
by artist: Anton Scharinger
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
popularity: 12
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600119
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
  type: PropertyValue
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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/DEB119600119
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
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  date published: 2026-07-02T03:55:08Z
audio: Mass No. 2 in G Major, D. 167: V. Benedictus
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  additional property: Tempo (BPM)
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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Mass No. 2 in G Major, D. 167: VI. Agnus Dei
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duration: PT4M40S
duration ms: 280120
explicit: false
by artist: Franz Schubert
by artist: Edith Lienbacher
by artist: Alexander Kaimbacher
by artist: Anton Scharinger
by artist: Erhard Nowak
by artist: Vienna Chamber Choir
by artist: Orpheus Orchester Wien
by artist: Johannes Prinz
in album: Franz Schubert: Messe in G. Musica sacra
  type: MusicAlbum
  date published: 1996-12-01
popularity: 13
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEB119600120
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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
  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x908b347b226db0a505e8bd684f82e795c33ecce41289ec4cfc31f977c712d859. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB119600120.
  date published: 2026-07-02T03:55:08Z
audio: Mass No. 2 in G Major, D. 167: VI. Agnus Dei
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Braunfels: Verkündigung (Live)
type: MusicAlbum
date published: 2014-10-07

Braunfels: Verkündigung
type: MusicAlbum
date published: 2014-10-07

Iván Eröd - Lieder
type: MusicAlbum
date published: 2023-06-09

Ullmann: Der Kaiser von Atlantis, Op. 49b "Die Tod-Verweigerung" (Live at Prinzregenten Theater, Munich 10/10/2021)
type: MusicAlbum
date published: 2022-04-15

Berührungspunkte
type: MusicAlbum
date published: 2024-11-08

Nachtmusique
type: MusicAlbum
date published: 2017-01-27

Brahms: Ein deutsches Requiem, Op. 45 (A German Requiem)
type: MusicAlbum
date published: 2014-05-06

Schubert: Winterreise
type: MusicAlbum
date published: 2012-01-01

Bezauberndes Fräulein
type: MusicAlbum
date published: 2006-08-07

Zykan/Mautner: Das Unterösterreichische Liederbuch
type: MusicAlbum
date published: 2022-05-01

Larcher: Symphony for Baritone & Orchestra "Alle Tage" & Violin Concerto (Live)
type: MusicAlbum
date published: 2022-03-04

Strauss Ii, J.: Edition - Vol. 51
type: MusicAlbum
date published: 1996-10-14

Wellesz: Persisches Ballett & 4 Songs of Return
type: MusicAlbum
date published: 2010-10-05

Paradisi Gloria 21
type: MusicAlbum
date published: 2010-05-25