Janet Baker
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genre: classical
genre: opera
genre: requiem
description: Dame Janet Abbott Baker (born 21 August 1933) is an English mezzo-soprano best known as an opera, concert, and lieder singer.Blyth, Alan, "Baker, Dame Janet (Abbott)" in Sadie, Stanley, ed.; John Tyre
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album: Purcell: Dido and Aeneas Z. 626 by Dame Janet Baker
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album: English Song
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album: Female Opera Queens
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album: Kathleen Ferrier & Janet Baker Sing British Songs (Recorded 1949-1962)
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album: The Great EMI Recordings - German Lieder: Schubert, Mendelssohn, Schumann, Brahms
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  track: Mai, Op. 1 No. 2 (Hugo)
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track: Handel: Messiah, HWV 56, Pt. 2, Scene 7: Chorus. "Hallelujah"
track: Handel: Messiah, HWV 56, Pt. 3, Scene 1: Aria. "I Know That My Redeemer Liveth"
track: Mahler: Rückert Lieder: No. 2, Ich atmet' einen linden Duft!
track: Elgar: Sea Pictures, Op. 37: No. 4, Where Corals Lie
track: Elgar: Sea Pictures, Op. 37: No. 1, Sea Slumber-Song
track: Elgar: Sea Pictures, Op. 37: No. 5, The Swimmer
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track: Elgar: Sea Pictures, Op. 37: No. 2, In Haven. Capri

Mai, Op. 1 No. 2 (Hugo)
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  date published: 2026-07-02T03:30:09Z
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Serse, HWV 40 / Act 1: "Frondi tenere e belle...Ombra mai fù"
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Mahler: Kindertotenlieder: No. 1, Nun will die Sonn' so hell aufgeh'n
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Mahler: Kindertotenlieder: No. 2, Nun seh' ich wohl, warum so dunkle Flammen
type: MusicRecording
duration: PT5M12S
duration ms: 312066
explicit: false
by artist: Gustav Mahler
by artist: Janet Baker
by artist: Hallé
by artist: Sir John Barbirolli
in album: Mahler: Kindertotenlieder - 5 Rückertlieder - Lieder eines fahrenden Gesellen
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  date published: 1999-02-01
genre: classical
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
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Mahler: Kindertotenlieder: No. 3, Wenn dein Mütterlein tritt zur Tür herein
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by artist: Gustav Mahler
by artist: Janet Baker
by artist: Hallé
by artist: Sir John Barbirolli
in album: Mahler: Kindertotenlieder - 5 Rückertlieder - Lieder eines fahrenden Gesellen
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  date published: 1999-02-01
genre: classical
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Mahler: Kindertotenlieder: No. 3, Wenn dein Mütterlein tritt zur Tür herein
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Mahler: Kindertotenlieder: No. 4, Oft denk' ich, sie sind nur ausgegangen
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by artist: Gustav Mahler
by artist: Janet Baker
by artist: Hallé
by artist: Sir John Barbirolli
in album: Mahler: Kindertotenlieder - 5 Rückertlieder - Lieder eines fahrenden Gesellen
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genre: classical
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Mahler: Kindertotenlieder: No. 4, Oft denk' ich, sie sind nur ausgegangen
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Mahler: Rückert-Lieder: No. 4, Ich bin der Welt abhanden gekommen
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duration: PT6M56S
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by artist: Gustav Mahler
by artist: Janet Baker
by artist: New Philharmonia Orchestra
by artist: Sir John Barbirolli
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genre: classical
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Mahler: Rückert-Lieder: No. 4, Ich bin der Welt abhanden gekommen
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Mahler: Kindertotenlieder: No. 5, In diesem Wetter, in diesem Braus
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duration: PT7M43S
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by artist: Gustav Mahler
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by artist: Sir John Barbirolli
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genre: classical
genre: orchestra
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T19:21:39Z
audio: Mahler: Kindertotenlieder: No. 5, In diesem Wetter, in diesem Braus
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Handel: Messiah, HWV 56, Pt. 2, Scene 7: Chorus. "Hallelujah"
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duration: PT4M2S
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by artist: George Frideric Handel
by artist: Sir Charles Mackerras
by artist: English Chamber Orchestra
by artist: Ambrosian Singers
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by artist: Janet Baker
by artist: Robert Tear
by artist: Raimund Herincx
in album: 50 Best Classics
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  date published: 2010-02-26
popularity: 23
genre: classical
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genre: german-baroque
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Handel: Messiah, HWV 56, Pt. 2, Scene 7: Chorus. "Hallelujah"
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Handel: Messiah, HWV 56, Pt. 3, Scene 1: Aria. "I Know That My Redeemer Liveth"
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by artist: Sir Charles Mackerras
by artist: English Chamber Orchestra
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by artist: Janet Baker
by artist: Robert Tear
by artist: Raimund Herincx
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popularity: 20
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  date published: 2026-06-13T13:32:09Z
audio: Handel: Messiah, HWV 56, Pt. 3, Scene 1: Aria. "I Know That My Redeemer Liveth"
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Elgar: Sea Pictures, Op. 37: No. 2, In Haven. Capri
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by artist: Janet Baker
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genre: late-romantic-era
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  date published: 2026-07-22T14:03:35Z
audio: Elgar: Sea Pictures, Op. 37: No. 2, In Haven. Capri
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Purcell: Pausanias, Z. 585: No. 2, Song. "My Dearest, My Fairest" (Arr. for Two Voices and Piano)
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The Great EMI Recordings - Baroque and Pre-Baroque masterworks: Monteverdi, Scarlatti, Bach, Handel
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Purcell: Dido and Aeneas
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The Art Of Janet Baker
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Mahler: Das klagende Lied - Janacek: The Fiddler's Child (Live)
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Holst: Choral Hymns From The Rig Veda; Savitri; Seven Part-Songs; The Evening Watch
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Brahms: Symphony No. 3 - Debussy: La Mer - Chausson: La Mort de l'amour (Live)
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Handel: Rodelinda, HWV 19 (Live)
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Berlioz: Romeo et Juliette
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Icon: Dame Janet Baker
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    date published: 2026-07-08T03:53:27Z
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Plaisir d'amour - A Celebration of the Art of Dame Janet Baker
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track: Sen corre l'agnelletta
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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Berlioz: Nuits D'Été, Op.7, etc
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Bach, J.S,: Cantatas Nos.170, 82 & 159
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    date published: 2026-07-08T08:56:20Z
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track: Danza fanciulla gentile
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  subject of: OpenTimestamps Proof of Existence
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track: Serse, HWV 40 / Act 1: "Frondi tenere e belle...Ombra mai fù"
track: Sebben crudele mi fai languir'

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T08:56:20Z

Danza fanciulla gentile
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Sebben crudele mi fai languir'
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Sebben crudele mi fai languir'
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Baroque Celebration
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Gustav Mahler: Das Lied von der Erde ('The Song of the Earth') [Live]
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Donizetti: Mary Stuart (Highlights)
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Bach & Handel: Solo Cantatas & Vocal Works
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Bach, J.S.: Cantatas Nos. 102 & 151 / Purcell: Celebrate this Festival
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Mahler: Das Lied Von Der Erde
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Haydn: Nelson Mass – Vivaldi: Gloria – Handel: Zadok the Priest
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Dido And Aeneas
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Des Knaben Wunderhorn
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Debussy: La Mer - Three Symphonic Sketches
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Handel: Julius Caesar
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Donizetti: Mary Stuart
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track: Mahler: Kindertotenlieder: No. 3, Wenn dein Mütterlein tritt zur Tür herein
track: Mahler: Kindertotenlieder: No. 4, Oft denk' ich, sie sind nur ausgegangen
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T18:50:38Z
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    date published: 2026-07-07T16:43:08Z
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track: Mahler: Rückert-Lieder: No. 4, Ich bin der Welt abhanden gekommen
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  subject of: OpenTimestamps Proof of Existence
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track: Mahler: Kindertotenlieder: No. 5, In diesem Wetter, in diesem Braus

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OpenTimestamps Proof of Existence
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date published: 2026-07-07T14:50:41Z

Mahler: Lieder eines fahrenden Gesellen: I. "Wenn mein Schatz Hochzeit macht"
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b367cec3f0525ecebccbb860dfdf2c06e0fdcc9b5380ea60cef09f8a52f5f91. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/GBF076640001.
    date published: 2026-07-08T08:56:20Z
  audio: Gloria, RV 589: I. Gloria in excelsis Deo
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
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track: Magnificat (Formerly Attrib. Pergolesi): Magnificat
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168920
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  by artist: Francesco Durante
  by artist: Choir of King's College, Cambridge
  by artist: Academy of St. Martin in the Fields
  by artist: Sir Neville Marriner
  in album: Vivaldi: Gloria; Pergolesi: Magnificat
    type: MusicAlbum
    date published: 1966-08-01
  popularity: 12
  genre: baroque
  isrc code: GBF076610651
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956349
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076610651
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x944c0765c4447bf355f2a28a079862914206e5faca4ce051ec989b6889084c71. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/GBF076610651.
    date published: 2026-07-02T11:34:59Z
  audio: Magnificat (Formerly Attrib. Pergolesi): Magnificat
    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: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Magnificat (Formerly Attrib. Pergolesi): Et misericordia
  type: MusicRecording
  duration: PT1M44S
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  explicit: false
  by artist: Francesco Durante
  by artist: Elizabeth Vaughan
  by artist: Janet Baker
  by artist: Choir of King's College, Cambridge
  by artist: Academy of St. Martin in the Fields
  by artist: Sir David Willcocks
  in album: Vivaldi: Gloria; Pergolesi: Magnificat
    type: MusicAlbum
    date published: 1966-08-01
  popularity: 9
  genre: baroque
  isrc code: GBF076610652
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  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: Magnificat (Formerly Attrib. Pergolesi): Et misericordia
track: Magnificat (Formerly Attrib. Pergolesi): Deposuit Potentes

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-27T08:19:13+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x043ca22736cb84df9e4ee42471496737606ed9fbc2066206e070156387d37584

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 956312

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956312

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076610652

OTSTimestamp
type: PropertyValue
value: 2026-07-02T05:09:12Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x043ca22736cb84df9e4ee42471496737606ed9fbc2066206e070156387d37584. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/GBF076610652.
date published: 2026-07-02T05:09:12Z

Magnificat (Formerly Attrib. Pergolesi): Et misericordia
type: AudioObject
additional property: Tempo (BPM)
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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
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
  type: PropertyValue
  value: -21.198
additional property: Key Name
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additional property: Mode Name
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Magnificat (Formerly Attrib. Pergolesi): Deposuit Potentes
type: MusicRecording
duration: PT1M47S
duration ms: 107293
explicit: false
by artist: Francesco Durante
by artist: Choir of King's College, Cambridge
by artist: Academy of St. Martin in the Fields
by artist: Sir David Willcocks
in album: Vivaldi: Gloria; Pergolesi: Magnificat
  type: MusicAlbum
  date published: 1966-08-01
popularity: 6
genre: baroque
isrc code: GBF076610653
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
  value: https://blockstream.info/api/block-height/957046
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076610653
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:04:01Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6fd6fe21c76b1e84f205fbd4f0ec64dec4c3d11c9ed527313e15927547c787c. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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/GBF076610653.
  date published: 2026-07-07T14:04:01Z
audio: Magnificat (Formerly Attrib. Pergolesi): Deposuit Potentes
  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: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.418
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.132
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.295
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Britten: The Rescue of Penelope & Phaedra
type: MusicAlbum
date published: 1996-01-01

Britten: The Rape of Lucretia; Phaedra
type: MusicAlbum
date published: 1990-01-01

Purcell: The Fairy Queen; Dido & Aeneas
type: MusicAlbum
date published: 2001-01-01
track: Dido and Aeneas - Realised: Imogen Holst & Benjamin Britten - Act 1: "Fear no danger to ensue"
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  duration: PT1M36S
  duration ms: 96106
  explicit: false
  by artist: Henry Purcell
  by artist: Norma Burrowes
  by artist: Felicity Lott
  by artist: The London Opera Chorus
  by artist: Aldeburgh Festival Strings
  by artist: Steuart Bedford
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    type: MusicAlbum
    date published: 2001-01-01
  popularity: 9
  genre: classical
  genre: choral
  isrc code: GBF077542605
  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: OTSBitcoinBlock
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    value: 956351
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956351
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077542605
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:38:34Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x125a0215b5b1e519607fee606f3f816506b2f3b34196488325b9a73ed5d8ad9b. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/GBF077542605.
    date published: 2026-07-02T11:38:34Z
  audio: Dido and Aeneas - Realised: Imogen Holst & Benjamin Britten - Act 1: "Fear no danger to ensue"
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.336
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0.96
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.742
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.215
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.717
    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
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track: The Fairy Queen, Z.629 - Ed. Britten, Holst, Pears / Act 3: "O Let Me Weep, For Ever Weep"
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  duration: PT7M50S
  duration ms: 470466
  explicit: false
  by artist: Henry Purcell
  by artist: Jennifer Vyvyan
  by artist: English Chamber Orchestra
  by artist: Benjamin Britten
  in album: Purcell: The Fairy Queen; Dido & Aeneas
    type: MusicAlbum
    date published: 2001-01-01
  popularity: 9
  genre: classical
  genre: choral
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  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: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956891
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077041022
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:16:32Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x304bbfe93fb333c040fdc598241b1764ddd0a1d3a4d69d5b4c41d41f6981305d. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/GBF077041022.
    date published: 2026-07-06T07:16:32Z
  audio: The Fairy Queen, Z.629 - Ed. Britten, Holst, Pears / Act 3: "O Let Me Weep, For Ever Weep"
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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Gluck: Alceste, Wq. 44 (Sung in French) [Live Recordings 1981]
type: MusicAlbum
date published: 2014-10-28

Handel: Julius Caesar
type: MusicAlbum
date published: 1999-04-01
track: Julius Caesar, HWV 17: Overture
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  duration: PT3M3S
  duration ms: 183026
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  by artist: George Frideric Handel
  by artist: Sir Charles Mackerras
  by artist: English National Opera Orchestra
  in album: Handel: Julius Caesar
    type: MusicAlbum
    date published: 1999-04-01
  genre: classical
  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
  isrc code: GBLWD9906501
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xc54832e7e1627a4b64259f006dd75dd26354b5cf0de89cc4f1b2aa1d1c9370bd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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    value: 957084
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957084
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD9906501
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T20:41:57Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc54832e7e1627a4b64259f006dd75dd26354b5cf0de89cc4f1b2aa1d1c9370bd. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), 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/GBLWD9906501.
    date published: 2026-07-07T20:41:57Z
  audio: Julius Caesar, HWV 17: Overture
    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: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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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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  by artist: Janet Baker
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:39:04Z
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  subject of: OpenTimestamps Proof of Existence
  audio: Julius Caesar, HWV 17, Act III Scene 1: Symphony
track: Julius Caesar, HWV 17, Act I Scene 1: Caesar! Caesar! Egypt acclaims thee (Chorus)
track: Julius Caesar, HWV 17, Act I Scene 1: Mother! Cornelia! (Sextus, Curio, Cornelia)
track: Julius Caesar, HWV 17, Act III Scene 1: From the perils of the ocean (Caesar)
track: Julius Caesar, HWV 17, Act I Scene 1: Grief and woe all hope deny me (Cornelia)
track: Julius Caesar, HWV 17, Act II Scene 2: So why delay? (Cornelia, Sextus)
track: Julius Caesar, HWV 17, Act I Scene 1: Come rouse yourselves to vengeance (Sextus)
track: Julius Caesar, HWV 17, Act II Scene 2: Sigh no more, forget lamenting (Cornelia)
track: Julius Caesar, HWV 17, Act I Scene 2: Yet why despair? (Cleopatra)
track: Julius Caesar, HWV 17, Act II Scene 3: Soon he will come to find me (Cleopatra)
track: Julius Caesar, HWV 17, Act I Scene 3: Spirit of mighty Pompey (Caesar, Curio, Cleopatra, Nirenus)
track: Julius Caesar, HWV 17, Act I Scene 3: Here within thee, O friendly marble (Cornelia)

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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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

OpenTimestamps Proof of Existence
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c9ca5a07df933a8e003d35eb97e0fe6f85183d56dc883d0471000fa93169cdc. 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/GBLWD9906701.
date published: 2026-07-08T03:22:41Z

Julius Caesar, HWV 17, Act III Scene 1: Symphony
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Julius Caesar, HWV 17, Act I Scene 1: Caesar! Caesar! Egypt acclaims thee (Chorus)
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by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
by artist: English National Opera Chorus
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genre: early-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Julius Caesar, HWV 17, Act I Scene 1: Caesar! Caesar! Egypt acclaims thee (Chorus)
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Julius Caesar, HWV 17, Act I Scene 1: Mother! Cornelia! (Sextus, Curio, Cornelia)
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by artist: George Frideric Handel
by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
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by artist: Christopher Booth-Jones
by artist: Sarah Walker
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genre: classical
genre: early-music
genre: baroque
genre: english-baroque
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Julius Caesar, HWV 17, Act I Scene 1: Mother! Cornelia! (Sextus, Curio, Cornelia)
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Julius Caesar, HWV 17, Act III Scene 1: From the perils of the ocean (Caesar)
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duration: PT2M6S
duration ms: 126493
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by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
by artist: Janet Baker
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genre: classical
genre: early-music
genre: baroque
genre: english-baroque
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
audio: Julius Caesar, HWV 17, Act III Scene 1: From the perils of the ocean (Caesar)
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Julius Caesar, HWV 17, Act I Scene 1: Grief and woe all hope deny me (Cornelia)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Julius Caesar, HWV 17, Act I Scene 1: Grief and woe all hope deny me (Cornelia)
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Julius Caesar, HWV 17, Act II Scene 2: So why delay? (Cornelia, Sextus)
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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/GBLWD9906608
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0849cccc4d145b1f2d7fa2b44c751efcb5148f43413515596dd0595f2df5ace7. 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/GBLWD9906608.
  date published: 2026-07-08T03:22:41Z
audio: Julius Caesar, HWV 17, Act II Scene 2: So why delay? (Cornelia, Sextus)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 114.379
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.439
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.14
  additional property: Acousticness
    type: PropertyValue
    value: 0.917
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.321
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.265
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.154
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Julius Caesar, HWV 17, Act I Scene 1: Come rouse yourselves to vengeance (Sextus)
type: MusicRecording
duration: PT4M7S
duration ms: 247000
explicit: false
by artist: George Frideric Handel
by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
by artist: Della Jones
in album: Handel: Julius Caesar
  type: MusicAlbum
  date published: 1999-04-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBLWD9906509
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:19:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcce4a4e83ea0a524ef06406548be29f60552c7c36d80ed16285b7ae7130aeac9
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/GBLWD9906509
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcce4a4e83ea0a524ef06406548be29f60552c7c36d80ed16285b7ae7130aeac9. 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/GBLWD9906509.
  date published: 2026-07-08T03:20:19Z
audio: Julius Caesar, HWV 17, Act I Scene 1: Come rouse yourselves to vengeance (Sextus)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 128.127
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  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
    type: PropertyValue
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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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    value: -23.361
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Julius Caesar, HWV 17, Act II Scene 2: Sigh no more, forget lamenting (Cornelia)
type: MusicRecording
duration: PT3M14S
duration ms: 194400
explicit: false
by artist: George Frideric Handel
by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
by artist: Sarah Walker
in album: Handel: Julius Caesar
  type: MusicAlbum
  date published: 1999-04-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBLWD9906609
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:28:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd5cc778b43a9f311d695abaf40f6d631c7b5a5498fd6c6e5afbb45b74c34613c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957122
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD9906609
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:39:04Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5cc778b43a9f311d695abaf40f6d631c7b5a5498fd6c6e5afbb45b74c34613c. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/GBLWD9906609.
  date published: 2026-07-08T03:39:04Z
audio: Julius Caesar, HWV 17, Act II Scene 2: Sigh no more, forget lamenting (Cornelia)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.212
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
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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
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.403
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.216
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Julius Caesar, HWV 17, Act I Scene 2: Yet why despair? (Cleopatra)
type: MusicRecording
duration: PT4M37S
duration ms: 277093
explicit: false
by artist: George Frideric Handel
by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
by artist: Valerie Masterson
in album: Handel: Julius Caesar
  type: MusicAlbum
  date published: 1999-04-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBLWD9906511
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:16:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf5dd07374c63d05650d5118e6bd031b4c77d6711ee134df9b85226a0f6bdf231
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/GBLWD9906511
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5dd07374c63d05650d5118e6bd031b4c77d6711ee134df9b85226a0f6bdf231. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD9906511.
  date published: 2026-07-08T03:53:27Z
audio: Julius Caesar, HWV 17, Act I Scene 2: Yet why despair? (Cleopatra)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.353
  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: 0.479
  additional property: Energy
    type: PropertyValue
    value: 0.022
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.922
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.359
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.463
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.286
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Julius Caesar, HWV 17, Act II Scene 3: Soon he will come to find me (Cleopatra)
type: MusicRecording
duration: PT0M44S
duration ms: 44093
explicit: false
by artist: George Frideric Handel
by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
by artist: Valerie Masterson
in album: Handel: Julius Caesar
  type: MusicAlbum
  date published: 1999-04-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBLWD9906612
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:17:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc59e0cdc4b51af76c3edb00966d209f51b52276147c860a4de9a84e4fcf7eba9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/GBLWD9906612
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc59e0cdc4b51af76c3edb00966d209f51b52276147c860a4de9a84e4fcf7eba9. 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/GBLWD9906612.
  date published: 2026-07-08T03:22:41Z
audio: Julius Caesar, HWV 17, Act II Scene 3: Soon he will come to find me (Cleopatra)
  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)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.414
  additional property: Energy
    type: PropertyValue
    value: 0.021
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.932
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.165
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.171
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.534
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Julius Caesar, HWV 17, Act I Scene 3: Spirit of mighty Pompey (Caesar, Curio, Cleopatra, Nirenus)
type: MusicRecording
duration: PT5M19S
duration ms: 319800
explicit: false
by artist: George Frideric Handel
by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
by artist: Janet Baker
by artist: Christopher Booth-Jones
by artist: Valerie Masterson
by artist: David James
in album: Handel: Julius Caesar
  type: MusicAlbum
  date published: 1999-04-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBLWD9906514
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:02:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x62f4f0c5d1f350642a774a9ea905f9f2e35adac9001d784ec8637272f575ebb8
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/GBLWD9906514
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62f4f0c5d1f350642a774a9ea905f9f2e35adac9001d784ec8637272f575ebb8. 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/GBLWD9906514.
  date published: 2026-07-08T03:20:19Z
audio: Julius Caesar, HWV 17, Act I Scene 3: Spirit of mighty Pompey (Caesar, Curio, Cleopatra, Nirenus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.954
  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: 0.286
  additional property: Energy
    type: PropertyValue
    value: 0.01
  additional property: Speechiness
    type: PropertyValue
    value: 0.066
  additional property: Acousticness
    type: PropertyValue
    value: 0.955
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.136
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Julius Caesar, HWV 17, Act I Scene 3: Here within thee, O friendly marble (Cornelia)
type: MusicRecording
duration: PT3M3S
duration ms: 183533
explicit: false
by artist: George Frideric Handel
by artist: Sir Charles Mackerras
by artist: English National Opera Orchestra
by artist: Sarah Walker
in album: Handel: Julius Caesar
  type: MusicAlbum
  date published: 1999-04-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBLWD9906515
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:09:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9a5860015b9909e8c79169ed3c960af05b205f2e7c886778eeaa4d65f87cb21a
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/GBLWD9906515
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a5860015b9909e8c79169ed3c960af05b205f2e7c886778eeaa4d65f87cb21a. 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/GBLWD9906515.
  date published: 2026-07-08T03:22:41Z
audio: Julius Caesar, HWV 17, Act I Scene 3: Here within thee, O friendly marble (Cornelia)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.071
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.235
  additional property: Energy
    type: PropertyValue
    value: 0.036
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.404
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.119
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.428
  additional property: Key Name
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  additional property: Mode Name
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Donizetti: Mary Stuart (Highlights)
type: MusicAlbum
date published: 1999-04-01

Donizetti: Mary Stuart
type: MusicAlbum
date published: 1999-04-01

Baroque Celebration
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date published: 1999-01-01
track: Giulio Cesare, HWV 17, Act III Scene 1: Flow, my tears (Cleopatra)
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  by artist: Sir Charles Mackerras
  by artist: English National Opera Orchestra
  by artist: Valerie Masterson
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
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track: Giulio Cesare, HWV 17, Act I Scene 4: How silently, how slyly (Caesar)
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  by artist: Sir Charles Mackerras
  by artist: English National Opera Orchestra
  by artist: Janet Baker
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    date published: 1999-01-01
  genre: classical
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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Handel: Messiah, HWV 56, Pt. 2, Scene 7: Chorus. "Hallelujah"
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by artist: Ambrosian Singers
by artist: Sir Charles Mackerras
by artist: English Chamber Orchestra
by artist: Elizabeth Harwood
by artist: Janet Baker
by artist: Paul Esswood
by artist: Robert Tear
by artist: Raimund Herincx
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popularity: 13
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genre: early-music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Mahler: Rückert Lieder: No. 2, Ich atmet' einen linden Duft!
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by artist: New Philharmonia Orchestra
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T13:52:39Z
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Elgar: Sea Pictures, Op. 37: No. 4, Where Corals Lie
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Elgar: Sea Pictures, Op. 37: No. 4, Where Corals Lie
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Elgar: Sea Pictures, Op. 37: No. 1, Sea Slumber-Song
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
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Elgar: Sea Pictures, Op. 37: No. 5, The Swimmer
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subject of: OpenTimestamps Proof of Existence
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