Axel Kober
type: MusicGroup
genre: opera
description: Axel Kober (born 10 February 1970) is a German conductor. Since 2009 he has been the music director of the Deutsche Oper am Rhein.Goertz, Wolfram (19 July 2014). "Axel Kober dirigiert auch 2015 in Bay
popularity: 11
followers: 117
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  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 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: 2026-06-15T05:25:34Z
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album: Wagner: Tannhäuser, WWV 70 (Live)
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  date published: 2018-07-27
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    by artist: Bayreuth Festival Orchestra
    by artist: Axel Kober
    in album: Wagner: Tannhäuser, WWV 70 (Live)
      type: MusicAlbum
      date published: 2018-07-27
    popularity: 4
    genre: classical
    genre: opera
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    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
      type: PropertyValue
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-31T09:50:37Z
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    by artist: Axel Kober
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      date published: 2018-07-27
    popularity: 1
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    genre: opera
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      date published: 2026-07-08T03:20:19Z
    audio: Tannhäuser, WWV 70, Act II: Freudig begrüssen wir die edle Halle (Live)
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album: Wagner: Götterdämmerung, WWV 86D
album: Wagner: Siegfried, WWV 86C
album: Wagner: Das Rheingold, WWV 86A
album: Fall: Brüderlein fein

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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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Mode Name
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Wagner: Götterdämmerung, WWV 86D
type: MusicAlbum
date published: 2020-07-24

Wagner: Siegfried, WWV 86C
type: MusicAlbum
date published: 2020-06-26

Wagner: Das Rheingold, WWV 86A
type: MusicAlbum
date published: 2020-02-28
track: Das Rheingold, WWV 86A / Scene 1: Vorspiel
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259273
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  by artist: Duisburger Philharmoniker
  by artist: Axel Kober
  in album: Wagner: Das Rheingold, WWV 86A
    type: MusicAlbum
    date published: 2020-02-28
  popularity: 1
  genre: classical
  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 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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    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc188013ecd2d6f70cad26d6331168e4f4cffa065634a79a727d92475e8d2a71c. 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/DEAQ71950401.
    date published: 2026-07-08T03:20:19Z
  audio: Das Rheingold, WWV 86A / Scene 1: Vorspiel
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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track: Das Rheingold, WWV 86A / Scene 1: Weia! Waga! Woge, du Welle
  type: MusicRecording
  duration: PT1M9S
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  by artist: Richard Wagner
  by artist: Axel Kober
  by artist: Duisburger Philharmoniker
  by artist: Heidi Elisabeth Meier
  by artist: Roswitha Christina Müller
  by artist: Anna Harvey
  in album: Wagner: Das Rheingold, WWV 86A
    type: MusicAlbum
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  popularity: 0
  genre: classical
  genre: opera
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T06:42:11Z
  audio: Das Rheingold, WWV 86A / Scene 1: Weia! Waga! Woge, du Welle
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track: Das Rheingold, WWV 86A / Scene 1: Hehe! Ihr Nicker!
  type: MusicRecording
  duration: PT1M17S
  duration ms: 77520
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  by artist: Richard Wagner
  by artist: Duisburger Philharmoniker
  by artist: Axel Kober
  by artist: Jochen Schmeckenbecher
  by artist: Roswitha Christina Müller
  by artist: Anna Harvey
  by artist: Heidi Elisabeth Meier
  in album: Wagner: Das Rheingold, WWV 86A
    type: MusicAlbum
    date published: 2020-02-28
  popularity: 0
  genre: classical
  genre: opera
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Das Rheingold, WWV 86A / Scene 1: Hehe! Ihr Nicker!
track: Das Rheingold, WWV 86A / Scene 1: Garstig glatter glitschiger Glimmer!
track: Das Rheingold, WWV 86A / Scene 1: Lugt, Schwestern!
track: Das Rheingold, WWV 86A / Scene 1: Der Welt Erbe gewänn' ich zu eigen durch dich?
track: Das Rheingold, WWV 86A / Scene 4: Rheingold! Rheingold! Reines Gold!

CopyrightID
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CopyrightStatus
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAQ71950403

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf9a3f01276d6043433775d1661ecbf9604f88491abf226211fa243cad0d83fe. 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/DEAQ71950403.
date published: 2026-07-08T03:20:19Z

Das Rheingold, WWV 86A / Scene 1: Hehe! Ihr Nicker!
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additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Key Name
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Das Rheingold, WWV 86A / Scene 1: Garstig glatter glitschiger Glimmer!
type: MusicRecording
duration: PT7M32S
duration ms: 452242
explicit: false
by artist: Richard Wagner
by artist: Axel Kober
by artist: Duisburger Philharmoniker
by artist: Roswitha Christina Müller
by artist: Heidi Elisabeth Meier
by artist: Jochen Schmeckenbecher
by artist: Anna Harvey
in album: Wagner: Das Rheingold, WWV 86A
  type: MusicAlbum
  date published: 2020-02-28
popularity: 1
genre: classical
genre: opera
isrc code: DEAQ71950404
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAQ71950404
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed1383bb2a14d190f92ad0d574b3ce02b88531c3f25b040f059205deef3e94af. 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/DEAQ71950404.
  date published: 2026-07-08T03:20:19Z
audio: Das Rheingold, WWV 86A / Scene 1: Garstig glatter glitschiger Glimmer!
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Danceability
    type: PropertyValue
    value: 0.435
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.186
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.078
  additional property: Key Name
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Das Rheingold, WWV 86A / Scene 1: Lugt, Schwestern!
type: MusicRecording
duration: PT5M54S
duration ms: 354347
explicit: false
by artist: Richard Wagner
by artist: Jochen Schmeckenbecher
by artist: Axel Kober
by artist: Duisburger Philharmoniker
by artist: Heidi Elisabeth Meier
by artist: Roswitha Christina Müller
by artist: Anna Harvey
in album: Wagner: Das Rheingold, WWV 86A
  type: MusicAlbum
  date published: 2020-02-28
popularity: 0
genre: classical
genre: opera
isrc code: DEAQ71950405
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T15:26:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x906266be588394ff40e88fecd97e413e2755a9d06069d9c81945c00a4831d135
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAQ71950405
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38Z
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 0x906266be588394ff40e88fecd97e413e2755a9d06069d9c81945c00a4831d135. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/DEAQ71950405.
  date published: 2026-07-30T15:42:38Z
audio: Das Rheingold, WWV 86A / Scene 1: Lugt, Schwestern!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.674
  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: 0.345
  additional property: Energy
    type: PropertyValue
    value: 0.061
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.952
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.087
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.975
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Das Rheingold, WWV 86A / Scene 1: Der Welt Erbe gewänn' ich zu eigen durch dich?
type: MusicRecording
duration: PT4M15S
duration ms: 255150
explicit: false
by artist: Richard Wagner
by artist: Axel Kober
by artist: Duisburger Philharmoniker
by artist: Anna Harvey
by artist: Heidi Elisabeth Meier
by artist: Roswitha Christina Müller
by artist: Jochen Schmeckenbecher
in album: Wagner: Das Rheingold, WWV 86A
  type: MusicAlbum
  date published: 2020-02-28
popularity: 0
genre: classical
genre: opera
isrc code: DEAQ71950406
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T15:32:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeae969cfeae8e8e868648024aa5de01b351c9d30369ec8c98efad984459c458c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960427
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAQ71950406
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:59:18Z
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 0xeae969cfeae8e8e868648024aa5de01b351c9d30369ec8c98efad984459c458c. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/DEAQ71950406.
  date published: 2026-07-31T15:59:18Z
audio: Das Rheingold, WWV 86A / Scene 1: Der Welt Erbe gewänn' ich zu eigen durch dich?
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.713
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.176
  additional property: Energy
    type: PropertyValue
    value: 0.099
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.931
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.008
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.058
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.774
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Das Rheingold, WWV 86A / Scene 4: Rheingold! Rheingold! Reines Gold!
type: MusicRecording
duration: PT3M51S
duration ms: 231240
explicit: false
by artist: Richard Wagner
by artist: Axel Kober
by artist: Duisburger Philharmoniker
by artist: Heidi Elisabeth Meier
by artist: Roswitha Christina Müller
by artist: James Rutherford
by artist: Anna Harvey
by artist: Raymond Very
in album: Wagner: Das Rheingold, WWV 86A
  type: MusicAlbum
  date published: 2020-02-28
popularity: 0
genre: classical
genre: opera
isrc code: DEAQ71950443
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T11:29:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa8fcff434583e95bd1fe07ca9edaba7a0770653c68091eeba5dc50addfe58102
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAQ71950443
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8fcff434583e95bd1fe07ca9edaba7a0770653c68091eeba5dc50addfe58102. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAQ71950443.
  date published: 2026-07-31T12:24:41Z
audio: Das Rheingold, WWV 86A / Scene 4: Rheingold! Rheingold! Reines Gold!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.798
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.221
  additional property: Energy
    type: PropertyValue
    value: 0.158
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.898
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.142
  additional property: Liveness
    type: PropertyValue
    value: 0.719
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.203
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.404
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Fall: Brüderlein fein
type: MusicAlbum
date published: 2017-10-06