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subject of: OpenTimestamps Proof of Existence
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:20:19Z
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  track: Strauss, R: Der Rosenkavalier, Op. 59, Act I: "Quinquin, es ist ein Besuch" (Marschallin, Major-Domo, Ochs, Octavian)
  track: Strauss, R: Der Rosenkavalier, Op. 59, Act I: "Di rigori armato il seno" (Singer)
  track: Strauss, R: Der Rosenkavalier, Op. 59, Act II: Presentation of the Rose. "Mir ist die Ehre widerfahren" (Octavian, Sophie)
  track: Strauss, R: Der Rosenkavalier, Op. 59, Act II: "Hat einen starken Geruch wie Rosen" (Octavian, Sophie)
album: Strauss: Le chevalier à la rose (Mono Version)
album: Strauss, R.: 4 Last Songs / Arias and Scenes from Arabella, Capriccio and Ariadne auf Naxos
album: Strauss, R.: Der Rosenkavalier
album: Strauss, R.: Rosenkavalier (Der) (Reining, Jurinac, Kleiber) (1954)
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date published: 2026-07-08T03:20:19Z

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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T19:11:09Z
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf99dc79e96374926dfdb4ac822d2a50bf29b19685e38da7b18859637c6939f07. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/GBAYC1701669.
  date published: 2026-07-31T23:30:38Z
audio: Strauss, R: Der Rosenkavalier, Op. 59, Act I: "Der Feldmarschall sitzt im krowatischen Wald" (Octavian, Marschallin)
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  additional property: Valence (Positivity)
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Strauss, R: Der Rosenkavalier, Op. 59, Act I: "Quinquin, es ist ein Besuch" (Marschallin, Major-Domo, Ochs, Octavian)
type: MusicRecording
duration: PT1M48S
duration ms: 108573
explicit: false
by artist: Richard Strauss
by artist: Herbert von Karajan
by artist: Elisabeth Schwarzkopf
by artist: Christa Ludwig
by artist: Erich Majkut
by artist: Otto Edelmann
by artist: Philharmonia Orchestra
in album: Richard Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 2017-10-20
popularity: 2
genre: classical
genre: opera
genre: orchestra
isrc code: GBAYC1701670
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1701670
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdb86e868c512e5fc941bb8723123d9e7140cff0c597c845b000e985a17e7a01. 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/GBAYC1701670.
  date published: 2026-07-08T03:20:19Z
audio: Strauss, R: Der Rosenkavalier, Op. 59, Act I: "Quinquin, es ist ein Besuch" (Marschallin, Major-Domo, Ochs, Octavian)
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  additional property: Valence (Positivity)
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Strauss, R: Der Rosenkavalier, Op. 59, Act I: "Di rigori armato il seno" (Singer)
type: MusicRecording
duration: PT1M54S
duration ms: 114680
explicit: false
by artist: Richard Strauss
by artist: Herbert von Karajan
by artist: Nicolai Gedda
by artist: Philharmonia Orchestra
in album: Richard Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 2017-10-20
popularity: 11
genre: classical
genre: opera
genre: orchestra
isrc code: GBAYC1701677
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:36:42+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1701677
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T11:43:09Z
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 0x862dd73206123c7c4a1b7d2b2a18a1ad84218cf719b3beaf40faa9420755fc6e. Chain 2 (Bitcoin): anchored in block 957032 (2026-07-07T11:43:09Z), 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/GBAYC1701677.
  date published: 2026-07-07T11:43:09Z
audio: Strauss, R: Der Rosenkavalier, Op. 59, Act I: "Di rigori armato il seno" (Singer)
  type: AudioObject
  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: Danceability
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  additional property: Valence (Positivity)
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  additional property: Key Name
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Strauss, R: Der Rosenkavalier, Op. 59, Act II: Presentation of the Rose. "Mir ist die Ehre widerfahren" (Octavian, Sophie)
type: MusicRecording
duration: PT2M14S
duration ms: 134733
explicit: false
by artist: Richard Strauss
by artist: Herbert von Karajan
by artist: Christa Ludwig
by artist: Teresa Stich-Randall
by artist: Philharmonia Orchestra
in album: Richard Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 2017-10-20
popularity: 4
genre: classical
genre: opera
genre: orchestra
isrc code: GBAYC1701689
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T01:43:19+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xa2e6e989454d8a7a412d57722ed773a11d4a2113220a0816769ded9c3881b494
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1701689
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
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 0xa2e6e989454d8a7a412d57722ed773a11d4a2113220a0816769ded9c3881b494. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1701689.
  date published: 2026-07-31T02:19:15Z
audio: Strauss, R: Der Rosenkavalier, Op. 59, Act II: Presentation of the Rose. "Mir ist die Ehre widerfahren" (Octavian, Sophie)
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.198
  additional property: Energy
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  additional property: Speechiness
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  additional property: Valence (Positivity)
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  additional property: Key Name
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  additional property: Mode Name
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Strauss, R: Der Rosenkavalier, Op. 59, Act II: "Hat einen starken Geruch wie Rosen" (Octavian, Sophie)
type: MusicRecording
duration: PT2M37S
duration ms: 157866
explicit: false
by artist: Richard Strauss
by artist: Herbert von Karajan
by artist: Christa Ludwig
by artist: Teresa Stich-Randall
by artist: Philharmonia Orchestra
in album: Richard Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 2017-10-20
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: GBAYC1701690
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x2d4e32948cd29a13fc53a671e9f9c82b38ae9c572d8bf7126b2772802db47240
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1701690
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 0x2d4e32948cd29a13fc53a671e9f9c82b38ae9c572d8bf7126b2772802db47240. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/GBAYC1701690.
  date published: 2026-07-08T03:22:41Z
audio: Strauss, R: Der Rosenkavalier, Op. 59, Act II: "Hat einen starken Geruch wie Rosen" (Octavian, Sophie)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.18
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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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)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.729
  additional property: Key Name
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Strauss: Le chevalier à la rose (Mono Version)
type: MusicAlbum
date published: 1956-01-01
track: Le chevalier à la rose, Op. 59, Act I: "Einleitung"
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189802
  explicit: false
  by artist: Richard Strauss
  by artist: Philharmonia Orchestra
  by artist: Herbert von Karajan
  in album: Strauss: Le chevalier à la rose (Mono Version)
    type: MusicAlbum
    date published: 1956-01-01
  genre: classical
  genre: opera
  genre: orchestra
  isrc code: FRS181210766
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T18:39:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x969ab6c52e64412d84e73482f811c71214069efa71986f12f5e765949df38fd8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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    value: 960448
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960448
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRS181210766
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T18:48:12Z
  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 0x969ab6c52e64412d84e73482f811c71214069efa71986f12f5e765949df38fd8. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/FRS181210766.
    date published: 2026-07-31T18:48:12Z
  audio: Le chevalier à la rose, Op. 59, Act I: "Einleitung"
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.138
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
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      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.094
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Le chevalier à la rose, Op. 59, Act I: "Wie du warst! Wie du bist!" (Octavian, Marschallin)
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277225
  explicit: false
  by artist: Richard Strauss
  by artist: Philharmonia Orchestra
  by artist: Herbert von Karajan
  by artist: Christa Ludwig
  by artist: Elisabeth Schwarzkopf
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    type: MusicAlbum
    date published: 1956-01-01
  genre: classical
  genre: opera
  genre: orchestra
  isrc code: FRS181210767
  additional property: CopyrightID
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  additional property: CopyrightRegisteredAt
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    value: 2026-07-31T15:03:12+00:00
  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRS181210767
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T15:20:15Z
  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 0xcd5c5d3d197b06254f140025cdd38d79ed20f583f8769280d356f1551d14773a. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRS181210767.
    date published: 2026-07-31T15:20:15Z
  audio: Le chevalier à la rose, Op. 59, Act I: "Wie du warst! Wie du bist!" (Octavian, Marschallin)
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    additional property: Tempo (BPM)
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      value: 111.656
    additional property: Musical Key
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    additional property: Valence (Positivity)
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      value: 0.036
    additional property: Loudness (dB)
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Strauss, R.: 4 Last Songs / Arias and Scenes from Arabella, Capriccio and Ariadne auf Naxos
type: MusicAlbum
date published: 2010-01-26

Strauss, R.: Der Rosenkavalier
type: MusicAlbum
date published: 1954-01-01

Strauss, R.: Rosenkavalier (Der) (Reining, Jurinac, Kleiber) (1954)
type: MusicAlbum
date published: 2005-02-01

Bittner: Der Musikant
type: MusicAlbum
date published: 2014-07-01

Freischütz - Carl Maria von Weber
type: MusicAlbum
date published: 2006-09-20
track: Ouvertüre (Der Freischütz)
  type: MusicRecording
  duration: PT10M26S
  duration ms: 626826
  explicit: false
  by artist: Wiener Philharmoniker
  by artist: Maud Cunitz
  by artist: Reinhold Siegert
  by artist: Franz Bierbach
  by artist: Alfred Poell
  by artist: Emmy Loose
  by artist: Hans Hopf
  by artist: Marjan Rus
  by artist: Otto Edelmann
  by artist: Maria Schober
  by artist: Vienna State Opera Chorus
  by artist: Karl Dönch
  by artist: Anny Felbermayer
  in album: Freischütz - Carl Maria von Weber
    type: MusicAlbum
    date published: 2006-09-20
  genre: classical
  genre: opera
  genre: classical-performance
  genre: orchestra
  genre: austrian-orchestra
  genre: orchestral
  genre: concerto
  isrc code: ATP130301801
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-29T21:30:19+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xede9b5dbf1667562ecb18603f34d08dba1f085ca89a3c844849e15cf05094df7
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  additional property: OTSBitcoinBlock
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    value: 960153
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960153
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301801
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-29T21:57:12Z
  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 0xede9b5dbf1667562ecb18603f34d08dba1f085ca89a3c844849e15cf05094df7. Chain 2 (Bitcoin): anchored in block 960153 (2026-07-29T21:57:12Z), 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/ATP130301801.
    date published: 2026-07-29T21:57:12Z
  audio: Ouvertüre (Der Freischütz)
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 123.085
    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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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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      value: 0.567
    additional property: Liveness
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    additional property: Valence (Positivity)
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      value: 0.152
    additional property: Loudness (dB)
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      value: -14.843
    additional property: Key Name
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      value: C
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track: Viktoria, der Meister soll Leben (Der Freischütz)
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291066
  explicit: false
  by artist: Wiener Philharmoniker
  by artist: Vienna State Opera Chorus
  by artist: Anny Felbermayer
  by artist: Otto Edelmann
  by artist: Maud Cunitz
  by artist: Emmy Loose
  by artist: Hans Hopf
  by artist: Franz Bierbach
  by artist: Reinhold Siegert
  by artist: Maria Schober
  by artist: Marjan Rus
  by artist: Karl Dönch
  by artist: Alfred Poell
  in album: Freischütz - Carl Maria von Weber
    type: MusicAlbum
    date published: 2006-09-20
  genre: classical
  genre: opera
  genre: classical-performance
  genre: orchestra
  genre: austrian-orchestra
  genre: orchestral
  genre: concerto
  isrc code: ATP130301802
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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    value: 2026-07-07T03:18:19+00:00
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957118
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301802
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  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 0x78c76118ba0684f721a5a0271c1aeaed112677f59fed96823b5c6fcbbc594da1. 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/ATP130301802.
    date published: 2026-07-08T03:20:19Z
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    additional property: Danceability
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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: Loudness (dB)
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track: O, diese Sonne (Der Freischütz)
track: Walzer (Der Freischütz)
track: Nein, länger trag ich nicht die Qualen (Der Freischütz)
track: Hier im ird`schen Jammertal (Der Freischütz)
track: Schelm, halt fest (Der Freischütz)
track: Kommt ein schlanker Bursch gegangen (Der Freischütz)
track: Milch des Mondes fiel aufs Kraut (Der Freischütz)
track: Und ob die Wolke sie verhülle (Der Freischütz)
track: Wir winden dir den Jungfernkranz (Der Freischütz)
track: Was gleicht wohl auf Erden (Der Freischütz)

Key Name
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value: G

Mode Name
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O, diese Sonne (Der Freischütz)
type: MusicRecording
duration: PT6M54S
duration ms: 414373
explicit: false
by artist: Wiener Philharmoniker
by artist: Marjan Rus
by artist: Maria Schober
by artist: Karl Dönch
by artist: Emmy Loose
by artist: Vienna State Opera Chorus
by artist: Anny Felbermayer
by artist: Otto Edelmann
by artist: Hans Hopf
by artist: Alfred Poell
by artist: Maud Cunitz
by artist: Reinhold Siegert
by artist: Franz Bierbach
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301803
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:25:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x689a8b7361d5df7f3b30ab0c735eb4128e79278539c1dd47b1853a7ebf0f2f5b
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301803
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 0x689a8b7361d5df7f3b30ab0c735eb4128e79278539c1dd47b1853a7ebf0f2f5b. 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/ATP130301803.
  date published: 2026-07-08T03:20:19Z
audio: O, diese Sonne (Der Freischütz)
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  additional property: Tempo (BPM)
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    value: 107.276
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.267
  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
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.231
  additional property: Loudness (dB)
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    value: -15.279
  additional property: Key Name
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    value: C
  additional property: Mode Name
    type: PropertyValue
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Walzer (Der Freischütz)
type: MusicRecording
duration: PT1M29S
duration ms: 89226
explicit: false
by artist: Wiener Philharmoniker
by artist: Alfred Poell
by artist: Marjan Rus
by artist: Vienna State Opera Chorus
by artist: Karl Dönch
by artist: Reinhold Siegert
by artist: Franz Bierbach
by artist: Maud Cunitz
by artist: Hans Hopf
by artist: Anny Felbermayer
by artist: Otto Edelmann
by artist: Maria Schober
by artist: Emmy Loose
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301804
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:24:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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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/ATP130301804
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 0xde7f9e12a136dff8b1632b94aa2baa80de7f4b4115f75228819653466fff9aec. 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/ATP130301804.
  date published: 2026-07-02T03:55:08Z
audio: Walzer (Der Freischütz)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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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
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Nein, länger trag ich nicht die Qualen (Der Freischütz)
type: MusicRecording
duration: PT7M18S
duration ms: 438066
explicit: false
by artist: Wiener Philharmoniker
by artist: Maud Cunitz
by artist: Anny Felbermayer
by artist: Vienna State Opera Chorus
by artist: Otto Edelmann
by artist: Marjan Rus
by artist: Hans Hopf
by artist: Emmy Loose
by artist: Karl Dönch
by artist: Maria Schober
by artist: Alfred Poell
by artist: Franz Bierbach
by artist: Reinhold Siegert
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301805
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:50:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf6ff949daedb40fc483b5031844c1d5d2ac1ab5eb575bbca2156bea83fc984c4
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301805
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 0xf6ff949daedb40fc483b5031844c1d5d2ac1ab5eb575bbca2156bea83fc984c4. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/ATP130301805.
  date published: 2026-07-08T03:22:41Z
audio: Nein, länger trag ich nicht die Qualen (Der Freischütz)
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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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  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: Mode Name
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Hier im ird`schen Jammertal (Der Freischütz)
type: MusicRecording
duration: PT2M4S
duration ms: 124266
explicit: false
by artist: Wiener Philharmoniker
by artist: Marjan Rus
by artist: Karl Dönch
by artist: Hans Hopf
by artist: Franz Bierbach
by artist: Emmy Loose
by artist: Maud Cunitz
by artist: Reinhold Siegert
by artist: Otto Edelmann
by artist: Maria Schober
by artist: Anny Felbermayer
by artist: Vienna State Opera Chorus
by artist: Alfred Poell
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301806
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T07:06:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301806
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41Z
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 0x6c0719ade0bc82672e74814e48ee859521a7e203c600d5f529effdabc2078e7c. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/ATP130301806.
  date published: 2026-07-31T08:26:41Z
audio: Hier im ird`schen Jammertal (Der Freischütz)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.798
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.602
  additional property: Energy
    type: PropertyValue
    value: 0.287
  additional property: Speechiness
    type: PropertyValue
    value: 0.138
  additional property: Acousticness
    type: PropertyValue
    value: 0.901
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.513
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.622
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Schelm, halt fest (Der Freischütz)
type: MusicRecording
duration: PT4M48S
duration ms: 288666
explicit: false
by artist: Wiener Philharmoniker
by artist: Otto Edelmann
by artist: Hans Hopf
by artist: Marjan Rus
by artist: Karl Dönch
by artist: Reinhold Siegert
by artist: Alfred Poell
by artist: Vienna State Opera Chorus
by artist: Emmy Loose
by artist: Anny Felbermayer
by artist: Maud Cunitz
by artist: Maria Schober
by artist: Franz Bierbach
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301808
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:26:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd927ae4c55f044a81d570e52afe2001e5f96bfac83313291445a6d59b04da2b0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301808
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 0xd927ae4c55f044a81d570e52afe2001e5f96bfac83313291445a6d59b04da2b0. 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/ATP130301808.
  date published: 2026-07-08T03:20:19Z
audio: Schelm, halt fest (Der Freischütz)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.847
  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: 0.377
  additional property: Energy
    type: PropertyValue
    value: 0.205
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.268
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.416
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Kommt ein schlanker Bursch gegangen (Der Freischütz)
type: MusicRecording
duration: PT4M1S
duration ms: 241733
explicit: false
by artist: Wiener Philharmoniker
by artist: Maud Cunitz
by artist: Otto Edelmann
by artist: Hans Hopf
by artist: Maria Schober
by artist: Emmy Loose
by artist: Anny Felbermayer
by artist: Vienna State Opera Chorus
by artist: Alfred Poell
by artist: Karl Dönch
by artist: Franz Bierbach
by artist: Marjan Rus
by artist: Reinhold Siegert
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301809
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:44:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x77b8ab022e3e858447f9d04ade6601b475b8b90e84ee1251734e83a5d2dbd16c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301809
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 0x77b8ab022e3e858447f9d04ade6601b475b8b90e84ee1251734e83a5d2dbd16c. 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/ATP130301809.
  date published: 2026-07-08T03:20:19Z
audio: Kommt ein schlanker Bursch gegangen (Der Freischütz)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.819
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.467
  additional property: Energy
    type: PropertyValue
    value: 0.24
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.376
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.264
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.812
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Milch des Mondes fiel aufs Kraut (Der Freischütz)
type: MusicRecording
duration: PT15M50S
duration ms: 950760
explicit: false
by artist: Wiener Philharmoniker
by artist: Maud Cunitz
by artist: Anny Felbermayer
by artist: Emmy Loose
by artist: Vienna State Opera Chorus
by artist: Alfred Poell
by artist: Maria Schober
by artist: Reinhold Siegert
by artist: Karl Dönch
by artist: Marjan Rus
by artist: Otto Edelmann
by artist: Hans Hopf
by artist: Franz Bierbach
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301812
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:23:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f3165264300edd24be473bb5a17d80d5e92e161b9348679b324e1a3ade74a4d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301812
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 0x4f3165264300edd24be473bb5a17d80d5e92e161b9348679b324e1a3ade74a4d. 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/ATP130301812.
  date published: 2026-07-08T03:20:19Z
audio: Milch des Mondes fiel aufs Kraut (Der Freischütz)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.787
  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: 0.24
  additional property: Energy
    type: PropertyValue
    value: 0.281
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.017
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.108
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.797
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Und ob die Wolke sie verhülle (Der Freischütz)
type: MusicRecording
duration: PT5M25S
duration ms: 325026
explicit: false
by artist: Wiener Philharmoniker
by artist: Anny Felbermayer
by artist: Maria Schober
by artist: Reinhold Siegert
by artist: Emmy Loose
by artist: Hans Hopf
by artist: Marjan Rus
by artist: Franz Bierbach
by artist: Vienna State Opera Chorus
by artist: Karl Dönch
by artist: Alfred Poell
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301814
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T15:29:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6c0b2b80709d13203e78962b91ef3af767ea635fa962d625a9e8e30609a31064
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960427
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/ATP130301814
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 0x6c0b2b80709d13203e78962b91ef3af767ea635fa962d625a9e8e30609a31064. 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/ATP130301814.
  date published: 2026-07-31T15:59:18Z
audio: Und ob die Wolke sie verhülle (Der Freischütz)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.151
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.182
  additional property: Energy
    type: PropertyValue
    value: 0.127
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.283
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.95
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wir winden dir den Jungfernkranz (Der Freischütz)
type: MusicRecording
duration: PT2M5S
duration ms: 125226
explicit: false
by artist: Wiener Philharmoniker
by artist: Alfred Poell
by artist: Emmy Loose
by artist: Karl Dönch
by artist: Vienna State Opera Chorus
by artist: Maria Schober
by artist: Anny Felbermayer
by artist: Hans Hopf
by artist: Reinhold Siegert
by artist: Marjan Rus
by artist: Franz Bierbach
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301816
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T20:53:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1c4e7911b46477b693b8250ee51557ab034e3ba9cc4d42185f3215714ed3af27
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960468
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960468
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301816
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T21:25:57Z
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 0x1c4e7911b46477b693b8250ee51557ab034e3ba9cc4d42185f3215714ed3af27. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/ATP130301816.
  date published: 2026-07-31T21:25:57Z
audio: Wir winden dir den Jungfernkranz (Der Freischütz)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.597
  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: 0.383
  additional property: Energy
    type: PropertyValue
    value: 0.132
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.935
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.016
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.325
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.123
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Was gleicht wohl auf Erden (Der Freischütz)
type: MusicRecording
duration: PT2M56S
duration ms: 176373
explicit: false
by artist: Wiener Philharmoniker
by artist: Anny Felbermayer
by artist: Marjan Rus
by artist: Karl Dönch
by artist: Vienna State Opera Chorus
by artist: Reinhold Siegert
by artist: Maria Schober
by artist: Emmy Loose
by artist: Hans Hopf
by artist: Alfred Poell
by artist: Franz Bierbach
in album: Freischütz - Carl Maria von Weber
  type: MusicAlbum
  date published: 2006-09-20
genre: classical
genre: opera
genre: classical-performance
genre: orchestra
genre: austrian-orchestra
genre: orchestral
genre: concerto
isrc code: ATP130301817
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T17:16:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d70746bb8b5164d24a95b9efe1cdd9074df553fda62dbfa5a22a9964b5f99d2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP130301817
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26Z
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 0x1d70746bb8b5164d24a95b9efe1cdd9074df553fda62dbfa5a22a9964b5f99d2. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/ATP130301817.
  date published: 2026-07-30T17:23:26Z
audio: Was gleicht wohl auf Erden (Der Freischütz)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.048
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
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Strauss: Operatic Recital
type: MusicAlbum
date published: 2000-01-01

Fidelio Op.72
type: MusicAlbum
date published: 1954

Beethoven: Fidelio, Op. 72 (Remastered)
type: MusicAlbum
date published: 1954-01-01

Weber: Der Freischütz (Mono Version)
type: MusicAlbum
date published: 1952-01-01

Beethoven: Fidelio, Op. 72
type: MusicAlbum
date published: 2005-11-01

Lortzing: Der Wildschütz (Excerpts) [Live]
type: MusicAlbum
date published: 2016-01-01

R. Strauss: Der Rosenkavalier
type: MusicAlbum
date published: 2000-01-01

Beethoven: Fidelio, version abrégée (Mono Version)
type: MusicAlbum
date published: 1954-01-01

Beethoven: Fidelio, Vol. 1 - Live Recording 1953
type: MusicAlbum
date published: 2010-10-03

Beethoven: Fidelio, Vol. 2 - Live Recording 1953
type: MusicAlbum
date published: 2010-10-03