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type: MusicGroup
genre: opera
popularity: 4
followers: 22
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 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. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-21T06:14:42Z
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album: Stolzel: 6 Pentecost Cantatas (Pentecost 1737)
  type: MusicAlbum
  date published: 2002-01-01
album: Bernhard Lang: Das Theater der Wiederholungen
  type: MusicAlbum
  date published: 2006-05-01
album: Reimann, A.: Lear [Opera]
  type: MusicAlbum
  date published: 2008-01-01
album: Berg: Wozzeck
  type: MusicAlbum
  date published: 2018-08-24
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    by artist: Audun Iversen
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    by artist: Frankfurter Opern- und Museumsorchester
    by artist: Sebastian Weigle
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      type: MusicAlbum
      date published: 2018-08-24
    genre: opera
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e51f193ba7c6dc567e100c774aa69a5836e51db99c3cecf0d84b2fc500807b3. 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/DEU921897401.
      date published: 2026-07-08T03:53:27Z
    audio: Wozzeck, Op. 7, Act I: Langsam, Wozzeck, langsam!
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  track: Wozzeck, Op. 7, Act I: Du, der Platz ist verflucht!
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    by artist: Audun Iversen
    by artist: Martin Mitterrutzner
    by artist: Frankfurter Opern- und Museumsorchester
    by artist: Sebastian Weigle
    in album: Berg: Wozzeck
      type: MusicAlbum
      date published: 2018-08-24
    genre: opera
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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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0cc787ff11c9bb8e39923df86679dc9ef2490f43d12158d5eca12a671d1e201. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921897402.
      date published: 2026-07-08T03:20:19Z
    audio: Wozzeck, Op. 7, Act I: Du, der Platz ist verflucht!
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  track: Wozzeck, Op. 7, Act II: Wachstube in der Kaserne - Oh-oh-Andres! Ich kann nicht schlafen
  track: Wozzeck, Op. 7, Act III: Schenke - Tanzt Alle
  track: Wozzeck, Op. 7, Act III: Das Messer? Wo ist das Messer?
  track: Wozzeck, Op. 7, Act II: Wirtshausgarten - Ich hab' ein Hemdlein an
album: Aribert Reimann: L'invisible (Live)
album: Caligula

Wozzeck, Op. 7, Act II: Wachstube in der Kaserne - Oh-oh-Andres! Ich kann nicht schlafen
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duration: PT4M57S
duration ms: 297013
explicit: false
by artist: Alban Berg
by artist: Audun Iversen
by artist: Vincent Wolfsteiner
by artist: Martin Mitterrutzner
by artist: Martin Wolfel
by artist: Chor der Oper Frankfurt
by artist: Frankfurter Opern- und Museumsorchester
by artist: Sebastian Weigle
in album: Berg: Wozzeck
  type: MusicAlbum
  date published: 2018-08-24
genre: opera
isrc code: DEU921897410
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
audio: Wozzeck, Op. 7, Act II: Wachstube in der Kaserne - Oh-oh-Andres! Ich kann nicht schlafen
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Wozzeck, Op. 7, Act II: Wirtshausgarten - Ich hab' ein Hemdlein an
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duration: PT10M10S
duration ms: 610173
explicit: false
by artist: Alban Berg
by artist: Audun Iversen
by artist: Vincent Wolfsteiner
by artist: Martin Mitterrutzner
by artist: Thomas Faulkner
by artist: Iurii Samoilov
by artist: Martin Wolfel
by artist: Claudia Mahnke
by artist: Chor der Oper Frankfurt
by artist: Frankfurter Opern- und Museumsorchester
by artist: Sebastian Weigle
in album: Berg: Wozzeck
  type: MusicAlbum
  date published: 2018-08-24
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T10:20:10Z
audio: Wozzeck, Op. 7, Act II: Wirtshausgarten - Ich hab' ein Hemdlein an
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Energy
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Speechiness
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Acousticness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Wozzeck, Op. 7, Act III: Schenke - Tanzt Alle
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duration: PT3M4S
duration ms: 184186
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by artist: Alban Berg
by artist: Audun Iversen
by artist: Martin Mitterrutzner
by artist: Katharina Magiera
by artist: Chor der Oper Frankfurt
by artist: Frankfurter Opern- und Museumsorchester
by artist: Sebastian Weigle
in album: Berg: Wozzeck
  type: MusicAlbum
  date published: 2018-08-24
genre: opera
isrc code: DEU921897413
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
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa832464bf5a9f57a6bea560c018fee54bbddcc892220564487b0e486a618ffbd. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921897413.
  date published: 2026-07-08T03:20:19Z
audio: Wozzeck, Op. 7, Act III: Schenke - Tanzt Alle
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Wozzeck, Op. 7, Act III: Das Messer? Wo ist das Messer?
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duration: PT7M49S
duration ms: 469893
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by artist: Alban Berg
by artist: Audun Iversen
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by artist: Frankfurter Opern- und Museumsorchester
by artist: Sebastian Weigle
in album: Berg: Wozzeck
  type: MusicAlbum
  date published: 2018-08-24
genre: opera
isrc code: DEU921897414
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Wozzeck, Op. 7, Act III: Das Messer? Wo ist das Messer?
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Aribert Reimann: L'invisible (Live)
type: MusicAlbum
date published: 2018-06-15

Caligula
type: MusicAlbum
date published: 2010-05-25