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description: Ferdinand Frantz (February 8, 1906 in Kassel – May 26, 1959 in Munich), was a German operatic bass-baritone. He was well known in his time for his performances in the operas of Richard Wagner. Fond o
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album: Wagner: Die Walküre, WWV 86B (Remastered 2021) [Live]
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album: Wagner: Das Rheingold, WWV 86A (Remastered 2021) [Live]
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album: Wagner: Das Rheingold (Recorded 1952)
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album: Wagner: Das Rheingold
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album: Pfitzner: Palestrina (Live 1955)
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album: Rudolf Schock: Vol. 2
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  track: Jägers Liebeslied (Arr. for Bass & Orchestra)
album: Wagner: Die Meistersinger von Nürnberg, WWV 96 (Semperoper Edition, Vol. 6)
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album: Sir Georg Solti - the first recordings as pianist and conductor, 1947-1958
track: Wagner: Das Rheingold, Scene 2: "Wotan! Gemahl! erwache!" (Wotan, Fricka)
track: Wagner: Das Rheingold, Scene 2: "Um des Gatten Treue besorgt" (Fricka, Wotan)
track: Wagner: Das Rheingold, Scene 2: "So schirme sie jetzt" (Fricka, Freia, Wotan)
track: Wagner: Das Rheingold, Scene 2: "Sanft schloß Schlaf dein Aug'" (Fasolt, Wotan, Fafner)
track: Wagner: Das Rheingold, Scene 2: "Lichtsohn du, leicht gefügler" (Fasolt, Wotan, Fafner, Freia)
track: Wagner: Das Rheingold, Scene 2: "Endlich Loge!" (Wotan, Loge, Fricka, Froh, Donner, Fafner, Fasolt)

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Jägers Liebeslied (Arr. for Bass & Orchestra)
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Wagner: Die Meistersinger von Nürnberg, WWV 96 (Semperoper Edition, Vol. 6)
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Palestrina - Julius Patzak
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Wagner: Tristan und Isolde (Live)
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Der Ring des Nibelungen - Metropolitan Opera 1951 Fritz Stiedry
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Solti - Richard Strauss - The Operas
type: MusicAlbum
date published: 2012-01-01

Ach, ich hab' in meinem Herzen
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Wagner: Siegfried (1949)
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Das Rheingold
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  subject of: OpenTimestamps Proof of Existence
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Icon: Rudolf Kempe
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Wilhelm Furtwangler Conducts Richard Wagner's Der Ring des Nibelungen (Milan 1950)
type: MusicAlbum
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Beethoven: The 9 Symphonies
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    date published: 2026-07-31T05:17:02Z
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Wagner: Das Rheingold (El oro del Rin)
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track: Das Rheingold: Vorspiel
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    date published: 2026-07-08T03:20:19Z
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Wagner: The Very Best of der Ring des Nibelungen
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Wagner: Der Ring des Nibelungen
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Wagner - Die Walküre
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  by artist: Ruth Siewert
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Wagner: Die Walküre (Remastered)
type: MusicAlbum
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Sir Georg Solti - the first recordings as pianist and conductor, 1947-1958
type: MusicAlbum
date published: 2003-01-01

Wagner: Das Rheingold, Scene 2: "Wotan! Gemahl! erwache!" (Wotan, Fricka)
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additional property: OTSBitcoinBlock
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  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/GBAYC9004667
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 0xdab9989a715d5acf5e19457e8a4a431c91ef9ede12cdd6c7f734762bab2b504e. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004667 — a six-check JSON result.
  date published: 2026-07-31T21:25:57Z
audio: Wagner: Das Rheingold, Scene 2: "Wotan! Gemahl! erwache!" (Wotan, Fricka)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.536
  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: 0.316
  additional property: Energy
    type: PropertyValue
    value: 0.116
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.039
  additional property: Liveness
    type: PropertyValue
    value: 0.224
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.085
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.517
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Das Rheingold, Scene 2: "Um des Gatten Treue besorgt" (Fricka, Wotan)
type: MusicRecording
duration: PT2M39S
duration ms: 159906
explicit: false
by artist: Richard Wagner
by artist: Wilhelm Furtwängler
by artist: Ferdinand Frantz
by artist: Ira Malaniuk
by artist: Orchestra Sinfonica di Roma della RAI
in album: Wagner: Der Ring des Nibelungen
  type: MusicAlbum
  date published: 2022-09-16
popularity: 2
genre: classical
genre: opera
isrc code: GBAYC9004668
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T23:28:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6582f5d38e8ad01a3b960efb15f3a1c660f0d034857354ce901c36e326fc77a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960481
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960481
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004668
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:51:35Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6582f5d38e8ad01a3b960efb15f3a1c660f0d034857354ce901c36e326fc77a. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004668 — a six-check JSON result.
  date published: 2026-07-31T23:51:35Z
audio: Wagner: Das Rheingold, Scene 2: "Um des Gatten Treue besorgt" (Fricka, Wotan)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.863
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.34
  additional property: Energy
    type: PropertyValue
    value: 0.15
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.047
  additional property: Liveness
    type: PropertyValue
    value: 0.157
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.172
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.598
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Das Rheingold, Scene 2: "So schirme sie jetzt" (Fricka, Freia, Wotan)
type: MusicRecording
duration: PT1M58S
duration ms: 118066
explicit: false
by artist: Richard Wagner
by artist: Wilhelm Furtwängler
by artist: Elisabeth Grümmer
by artist: Ferdinand Frantz
by artist: Ira Malaniuk
by artist: Orchestra Sinfonica di Roma della RAI
in album: Wagner: Der Ring des Nibelungen
  type: MusicAlbum
  date published: 2022-09-16
popularity: 2
genre: classical
genre: opera
isrc code: GBAYC9004669
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:10:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b952d30c617f43882680d4e6aff637b8af73ab3f4f31922bf4eb577157dbc4e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004669
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
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 0x0b952d30c617f43882680d4e6aff637b8af73ab3f4f31922bf4eb577157dbc4e. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004669 — a six-check JSON result.
  date published: 2026-07-08T03:53:27Z
audio: Wagner: Das Rheingold, Scene 2: "So schirme sie jetzt" (Fricka, Freia, Wotan)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.524
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.396
  additional property: Energy
    type: PropertyValue
    value: 0.241
  additional property: Speechiness
    type: PropertyValue
    value: 0.077
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.752
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.254
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.064
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Wagner: Das Rheingold, Scene 2: "Sanft schloß Schlaf dein Aug'" (Fasolt, Wotan, Fafner)
type: MusicRecording
duration: PT3M21S
duration ms: 201160
explicit: false
by artist: Richard Wagner
by artist: Wilhelm Furtwängler
by artist: Ferdinand Frantz
by artist: Gottlob Frick
by artist: Josef Greindl
by artist: Orchestra Sinfonica di Roma della RAI
in album: Wagner: Der Ring des Nibelungen
  type: MusicAlbum
  date published: 2022-09-16
popularity: 2
genre: classical
genre: opera
isrc code: GBAYC9004670
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T11:23:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef017aa6d77d05027abb65bc4945ce319cbf6af866e469950d9270b48a1f24b7
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/GBAYC9004670
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 0xef017aa6d77d05027abb65bc4945ce319cbf6af866e469950d9270b48a1f24b7. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004670 — a six-check JSON result.
  date published: 2026-07-31T12:24:41Z
audio: Wagner: Das Rheingold, Scene 2: "Sanft schloß Schlaf dein Aug'" (Fasolt, Wotan, Fafner)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.373
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.36
  additional property: Energy
    type: PropertyValue
    value: 0.147
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.147
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.174
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.302
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Das Rheingold, Scene 2: "Lichtsohn du, leicht gefügler" (Fasolt, Wotan, Fafner, Freia)
type: MusicRecording
duration: PT4M29S
duration ms: 269240
explicit: false
by artist: Richard Wagner
by artist: Wilhelm Furtwängler
by artist: Elisabeth Grümmer
by artist: Ferdinand Frantz
by artist: Gottlob Frick
by artist: Josef Greindl
by artist: Orchestra Sinfonica di Roma della RAI
in album: Wagner: Der Ring des Nibelungen
  type: MusicAlbum
  date published: 2022-09-16
popularity: 2
genre: classical
genre: opera
isrc code: GBAYC9004671
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:24:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x06ef5f87fed41f5991ff9863b179dcd68d9683ed9f41b0834f41a4d4cd8a3287
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
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/GBAYC9004671
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 0x06ef5f87fed41f5991ff9863b179dcd68d9683ed9f41b0834f41a4d4cd8a3287. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004671 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Wagner: Das Rheingold, Scene 2: "Lichtsohn du, leicht gefügler" (Fasolt, Wotan, Fafner, Freia)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.637
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.298
  additional property: Energy
    type: PropertyValue
    value: 0.15
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.547
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.18
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.267
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Wagner: Das Rheingold, Scene 2: "Endlich Loge!" (Wotan, Loge, Fricka, Froh, Donner, Fafner, Fasolt)
type: MusicRecording
duration: PT3M56S
duration ms: 236706
explicit: false
by artist: Richard Wagner
by artist: Wilhelm Furtwängler
by artist: Alfred Poell
by artist: Ferdinand Frantz
by artist: Gottlob Frick
by artist: Ira Malaniuk
by artist: Josef Greindl
by artist: Lorenz Fehenberger
by artist: Wolfgang Windgassen
by artist: Orchestra Sinfonica di Roma della RAI
in album: Wagner: Der Ring des Nibelungen
  type: MusicAlbum
  date published: 2022-09-16
popularity: 2
genre: classical
genre: opera
isrc code: GBAYC9004673
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T14:36:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x85b315b5531ad9c409211e418392cbf81120a350aa89f8d59f7168085e943c2e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004673
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 0x85b315b5531ad9c409211e418392cbf81120a350aa89f8d59f7168085e943c2e. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9004673 — a six-check JSON result.
  date published: 2026-07-31T15:20:15Z
audio: Wagner: Das Rheingold, Scene 2: "Endlich Loge!" (Wotan, Loge, Fricka, Froh, Donner, Fafner, Fasolt)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.495
  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: 0.351
  additional property: Energy
    type: PropertyValue
    value: 0.136
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.162
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.21
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.306
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major