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genre: opera
description: thumb|Horst Stein. Horst Walter Stein (2 May 1928 – 27 July 2008) was a German conductor. Biography Stein was born in Elberfeld, Germany; his father was a mechanic. At school in Frankfurt, he stu
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Idomeneo, Così fan tutte, Iphigenie auf Tauris, Fidelio, Cenerentola, Faust, Hoffmanns Erzählungen, Verkaufte Braut, Jenufa & Rake's Progress
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Christa Ludwig
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Pfitzner: Von deutscher Seele, Op. 28 (Live)
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Schmidt: Buch Mit Sieben Siegeln (Das) (The Book With Seven Seals)
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Verdi: Nabucco - Highlights (Sung in German)
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Puccini: Tosca (Sung in German)
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Kienzl: Der Evangelimann, Op.45 (Highlights)
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Leoncavallo: Der Bajazzo (Highlights - Sung in German)
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Wunderlich: Opernarien (Bayerischer Rundfunk 1961-1966) - Mozart - Rossini - Donizetti - Verdi - Tschaikowsky - Puccini - Leoncavallo
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Great Wagner Voices
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Great Verdi Voices
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Great Singers Live: Elisabeth Grümmer
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Bizet: Carmen (Deutsch gesungen)
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The Symphony Lounge, Vol. 6: Showpieces of Symphonic Pops (Remastered 2018)
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Don Giovanni, Wozzek, Fidelio, Frau ohne Schatten, Lohengrin, Cosi fan tutte, Nozze di Figaro, Rosenkavalier, Parsifal, Falstaff & Capriccio
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Paul Badura-Skoda plays Mozart: Piano Concertos
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Friedhelm Dohl Edition, Vol. 6
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Luigi Cherubini: Medea
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    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077010952
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T06:42:11Z
  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 0xc6fe2bcd71bfe2becbb5aa138eb6c261f21f9d907354dccdc2d56d464f041733. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/GBF077010952.
    date published: 2026-07-31T06:42:11Z
  audio: Piano Concerto No. 2 in B-Flat Major, Op. 19: II. Adagio
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 145.329
    additional property: Musical Key
      type: PropertyValue
      value: 3
    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: 0.264
    additional property: Energy
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      value: 0.071
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.969
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.949
    additional property: Liveness
      type: PropertyValue
      value: 0.121
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.105
    additional property: Loudness (dB)
      type: PropertyValue
      value: -25.713
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

15 Great Singers - Kim Borg sings Russian Opera Arias
type: MusicAlbum
date published: 1993-01-01

Weber: Masses No. 1 & 2
type: MusicAlbum
date published: 1987
track: Missa solemnis Nr.1 Es-dur "Freischütz Messe": I. Kyrie
  type: MusicRecording
  duration: PT6M56S
  duration ms: 416106
  explicit: false
  by artist: Carl Maria von Weber
  by artist: Krisztina Laki/Jan-Hendrik Rootering/Bamberger Symphoniker/Chor Der Bamberger Symphoniker/Horst Stein/Marga Schiml/Josef Protschka
  by artist: Horst Stein
  by artist: Bamberg Symphony
  in album: Weber: Masses No. 1 & 2
    type: MusicAlbum
    date published: 1987
  genre: classical
  genre: opera
  isrc code: DEC628500410
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T07:13:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbae394b535ecb933dfb0556cbe843f317416eaecb7e28d4d9b37974f05f6dbfb
  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/DEC628500410
  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 0xbae394b535ecb933dfb0556cbe843f317416eaecb7e28d4d9b37974f05f6dbfb. 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/DEC628500410.
    date published: 2026-07-08T03:20:19Z
  audio: Missa solemnis Nr.1 Es-dur "Freischütz Messe": I. Kyrie
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 115.832
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.14
    additional property: Energy
      type: PropertyValue
      value: 0.057
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.98
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.386
    additional property: Liveness
      type: PropertyValue
      value: 0.095
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.036
    additional property: Loudness (dB)
      type: PropertyValue
      value: -28.158
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Missa solemnis Nr.1 Es-dur "Freischütz Messe": III. Credo
  type: MusicRecording
  duration: PT7M17S
  duration ms: 437973
  explicit: false
  by artist: Carl Maria von Weber
  by artist: Krisztina Laki/Jan-Hendrik Rootering/Bamberger Symphoniker/Chor Der Bamberger Symphoniker/Horst Stein/Marga Schiml/Josef Protschka
  by artist: Horst Stein
  by artist: Bamberg Symphony
  in album: Weber: Masses No. 1 & 2
    type: MusicAlbum
    date published: 1987
  genre: classical
  genre: opera
  isrc code: DEC628500412
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T10:48:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3ae59d366d03ba86e588d67712139f295a421ef3129a275112e1d5e63d48df5d
  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/DEC628500412
  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 0x3ae59d366d03ba86e588d67712139f295a421ef3129a275112e1d5e63d48df5d. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC628500412.
    date published: 2026-07-31T12:24:41Z
  audio: Missa solemnis Nr.1 Es-dur "Freischütz Messe": III. Credo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 101.396
    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: 0.204
    additional property: Energy
      type: PropertyValue
      value: 0.111
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.976
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.842
    additional property: Liveness
      type: PropertyValue
      value: 0.129
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.07
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.229
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Missa solemnis Nr.1 Es-dur "Freischütz Messe": IV. Offertorium "Gloria et honore"
  type: MusicRecording
  duration: PT3M8S
  duration ms: 188493
  explicit: false
  by artist: Carl Maria von Weber
  by artist: Krisztina Laki/Jan-Hendrik Rootering/Bamberger Symphoniker/Chor Der Bamberger Symphoniker/Horst Stein/Marga Schiml/Josef Protschka
  by artist: Horst Stein
  by artist: Bamberg Symphony
  in album: Weber: Masses No. 1 & 2
    type: MusicAlbum
    date published: 1987
  genre: classical
  genre: opera
  isrc code: DEC628500413
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Missa solemnis Nr.1 Es-dur "Freischütz Messe": IV. Offertorium "Gloria et honore"
track: Missa solemnis Nr.1 Es-dur "Freischütz Messe": VI. Benedictus
track: Missa solemnis Nr.1 Es-dur "Freischütz Messe": VII. Agnus Dei
track: Messe Nr.2 G-dur op.76 "Jubel-Messe": IV. Sanctus

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-07T13:02:47+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xbd9324bf70e11f4643211d6f47019ca6b4fa4473d849bcbdc89e1729931d4446

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC628500413

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

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd9324bf70e11f4643211d6f47019ca6b4fa4473d849bcbdc89e1729931d4446. 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/DEC628500413.
date published: 2026-07-08T03:20:19Z

Missa solemnis Nr.1 Es-dur "Freischütz Messe": IV. Offertorium "Gloria et honore"
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 132.319
additional property: Musical Key
  type: PropertyValue
  value: 3
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.308
additional property: Energy
  type: PropertyValue
  value: 0.155
additional property: Speechiness
  type: PropertyValue
  value: 0.041
additional property: Acousticness
  type: PropertyValue
  value: 0.98
additional property: Instrumentalness
  type: PropertyValue
  value: 0.009
additional property: Liveness
  type: PropertyValue
  value: 0.229
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.07
additional property: Loudness (dB)
  type: PropertyValue
  value: -22.965
additional property: Key Name
  type: PropertyValue
  value: Eb
additional property: Mode Name
  type: PropertyValue
  value: Major

Missa solemnis Nr.1 Es-dur "Freischütz Messe": VI. Benedictus
type: MusicRecording
duration: PT5M46S
duration ms: 346933
explicit: false
by artist: Carl Maria von Weber
by artist: Krisztina Laki/Jan-Hendrik Rootering/Bamberger Symphoniker/Chor Der Bamberger Symphoniker/Horst Stein/Marga Schiml/Josef Protschka
by artist: Horst Stein
by artist: Bamberg Symphony
in album: Weber: Masses No. 1 & 2
  type: MusicAlbum
  date published: 1987
genre: classical
genre: opera
isrc code: DEC628500415
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T22:54:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x77636da1f47d77750442d4d63b65af2dc33c0add54c62a8ec41531f7ca082fd9
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/DEC628500415
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 0x77636da1f47d77750442d4d63b65af2dc33c0add54c62a8ec41531f7ca082fd9. 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/DEC628500415.
  date published: 2026-07-08T03:22:41Z
audio: Missa solemnis Nr.1 Es-dur "Freischütz Messe": VI. Benedictus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.073
  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: 0.27
  additional property: Energy
    type: PropertyValue
    value: 0.101
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.102
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.044
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.392
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Missa solemnis Nr.1 Es-dur "Freischütz Messe": VII. Agnus Dei
type: MusicRecording
duration: PT4M52S
duration ms: 292333
explicit: false
by artist: Carl Maria von Weber
by artist: Krisztina Laki/Jan-Hendrik Rootering/Bamberger Symphoniker/Chor Der Bamberger Symphoniker/Horst Stein/Marga Schiml/Josef Protschka
by artist: Horst Stein
by artist: Bamberg Symphony
in album: Weber: Masses No. 1 & 2
  type: MusicAlbum
  date published: 1987
genre: classical
genre: opera
isrc code: DEC628500416
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-08-01T00:18:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcf2c2c5c42c679afdf075cb56c6a0101442bcb50c465181ef5aa638534bff077
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960489
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960489
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEC628500416
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T00:40:43Z
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 0xcf2c2c5c42c679afdf075cb56c6a0101442bcb50c465181ef5aa638534bff077. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), 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/DEC628500416.
  date published: 2026-08-01T00:40:43Z
audio: Missa solemnis Nr.1 Es-dur "Freischütz Messe": VII. Agnus Dei
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.123
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.194
  additional property: Energy
    type: PropertyValue
    value: 0.104
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.024
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.873
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Messe Nr.2 G-dur op.76 "Jubel-Messe": IV. Sanctus
type: MusicRecording
duration: PT1M59S
duration ms: 119826
explicit: false
by artist: Carl Maria von Weber
by artist: Elisabeth Speiser/Kurt Equiluz/Siegmund Nimsgern/Stuttgarter Hymnus-Chorknaben/Ensembleinstrumental Werner Keltsch /Gerhard Wilhelm
by artist: Gerhard Wilhelm
in album: Weber: Masses No. 1 & 2
  type: MusicAlbum
  date published: 1987
genre: classical
genre: opera
isrc code: DEA349605762
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T17:35:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58aee22b9a4d79457661b647587bb4c7c1086ee6231ab8d5bedb248dbc18986b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  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/DEA349605762
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
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Wagner, Weber, Wolf: Orchestral Works
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  audio: Piano Concerto No. 1 in C Major, Op. 15: III. Rondo. Allegro scherzando
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track: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": I. Allegro
track: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso
track: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": III. Rondo. Allegro

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Piano Concerto No. 1 in C Major, Op. 15: III. Rondo. Allegro scherzando
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Piano Concerto No. 4 in G Major, Op. 58: I. Allegro moderato
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Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": I. Allegro
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Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso
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Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": III. Rondo. Allegro
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  audio: Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro
track: Piano Concerto No. 3 in C Minor, Op. 37: I. Allegro con brio
track: Piano Concerto No. 3 in C Minor, Op. 37: II. Largo
track: Piano Concerto No. 3 in C Minor, Op. 37: III. Rondo. Allegro

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Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro
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Piano Concerto No. 3 in C Minor, Op. 37: I. Allegro con brio
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Piano Concerto No. 3 in C Minor, Op. 37: II. Largo
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Piano Concerto No. 3 in C Minor, Op. 37: III. Rondo. Allegro
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Verdi: Rigoletto - Highlights (Sung in German)
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Wagner, Brahms, Beethoven, Mahler: Wesendonck-Lieder etc.
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Chatschaturjan: Musik aus den Ballett Gajaneh / Maskerade Suite
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Die Zauberflöte, K. 620, Act I: Der Vogelfänger bin ich ja (Papageno)
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Piano Concerto No. 2 in B-Flat Major, Op. 83: I. Allegro non troppo
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