Brian Asawa
type: MusicGroup
genre: opera
description: Brian Asawa (October 1, 1966 – April 18, 2016) was an American countertenor. Opera News said that "in his prime, Asawa was an electric performer, his fearless performing style supported by a voice of
popularity: 11
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album: Britten: A Midsummer Night's Dream
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  track: Messiah, HWV 56, Pt. 1: No. 4, Chorus. And the Glory of the Lord Shall Be Revealed
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  track: Messiah, HWV 56, Pt. 1: No. 6, Aria. But Who May Abide the Day of His Coming? (Alto)
  track: Messiah, HWV 56, Pt. 2: No. 38, Aria. How Beautiful Are the Feet of Them That Preach (Soprano)
  track: Messiah, HWV 56, Pt. 1: No. 12, Chorus. For Unto Us a Child Is Born
album: Mozart: Mitridate, Re di Ponte
album: Ned Rorem: More Than A Day
album: Vocalise
album: Brian Asawa - The Complete RCA Recordings
album: Broken Hearts
album: The Very Best Of Handel
album: 50 Best Handel
album: 100 Best Handel
album: Je n'aime pas Rachmaninov, mais ça j'aime bien !
album: Les Chants De L'Extase
album: Handel: Judas Maccabaeus
album: Handel - Arcadian Duets
album: Klassik Festival
album: Selección Clásicos - Gluck, Verdi, Wagner
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album: Händel - Halleluja
album: The Faces Of Love: The Songs of Jake Heggie
album: Händel: Serse
album: Rachmaninoff Vocalise
album: Scarlatti: Cantatas Vol. III
album: HANDEL
album: Spirits of the Air
album: Relaxing Rachmaninov

Mitridate, re di Ponto, K.87 / Act 1: "Ferma, o germano"
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  date published: 1999-01-01
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  date published: 2026-07-06T06:56:49Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Ferma, o germano"
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Mitridate, re di Ponto, K.87 / Act 1: "Venga pur, minacci e frema"
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  date published: 2026-07-08T03:22:41Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Venga pur, minacci e frema"
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Mitridate, re di Ponto, K.87 / Act 2: "Son reo; l'error confesso"
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Mitridate, re di Ponto, K.87 / Act 2: "Questo è l'amor, Farnace"
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x619935d68851bfac8a9bb5de8bd46cefdf87aab59c835149d832d71aa36fd514. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), 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/GBF079840225.
  date published: 2026-07-30T02:05:19Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Questo è l'amor, Farnace"
  type: AudioObject
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    value: 123.97
  additional property: Musical Key
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    value: 10
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
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    value: 5
  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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  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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    type: PropertyValue
    value: Minor
isrc code: GBF079840225
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960193
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T02:05:19+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840225
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960193
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960193
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:05:19+00:00
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

Mitridate, re di Ponto, K.87 / Act 2: "Va, l'error mio palesa"
type: MusicRecording
duration: PT2M48S
duration ms: 168573
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Brian Asawa
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 2
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5a95baa3277d6ef3e0b5d411808b25c4f5e0a1c9dea51c3ee9e95972df19759. Chain 2 (Bitcoin): anchored in block 960163 (2026-07-29T23:20:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840226.
  date published: 2026-07-29T23:20:38Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Va, l'error mio palesa"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.666
  additional property: Musical Key
    type: PropertyValue
    value: 2
  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: 0.537
  additional property: Energy
    type: PropertyValue
    value: 0.295
  additional property: Speechiness
    type: PropertyValue
    value: 0.066
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.395
  additional property: Valence (Positivity)
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    value: 0.377
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.301
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF079840226
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960163
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T23:20:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840226
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960163
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960163
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:20:38+00:00
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

Mitridate, re di Ponto, K.87 / Act 1: "Sin a quando, o Regina"
type: MusicRecording
duration: PT1M18S
duration ms: 78640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Natalie Dessay
by artist: Brian Asawa
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe389d6279875d25b587c9a899db3fb35d2baa8192eeba92b6ba21bf147f88d97. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), 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/GBF079840207.
  date published: 2026-07-29T11:30:20Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Sin a quando, o Regina"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 81.708
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.518
  additional property: Energy
    type: PropertyValue
    value: 0.091
  additional property: Speechiness
    type: PropertyValue
    value: 0.167
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.263
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.237
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.938
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: GBF079840207
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960099
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T11:30:20+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840207
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960099
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960099
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:30:20+00:00
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

Mitridate, re di Ponto, K.87 / Act 1: "All'ire freno"
type: MusicRecording
duration: PT0M30S
duration ms: 30160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Hélène Le Corre
by artist: Cecilia Bartoli
by artist: Brian Asawa
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47605e364dcc14caaec1327fc83f1fbb647d9553aa085c0d06cd912c7017a186. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840209.
  date published: 2026-07-31T23:30:38Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "All'ire freno"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 144.249
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.542
  additional property: Energy
    type: PropertyValue
    value: 0.232
  additional property: Speechiness
    type: PropertyValue
    value: 0.382
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.078
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.314
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF079840209
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960478
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T23:30:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840209
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960478
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960478
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:30:38+00:00
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

Mitridate, re di Ponto, K.87 / Act 1: "Un tale addio, germano, si spiega assai"
type: MusicRecording
duration: PT1M2S
duration ms: 62226
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Cecilia Bartoli
by artist: Brian Asawa
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99768cf602b75edebd66d7ccd2cd5a22060b12136ec35115d676b0779e909ef3. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), 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/GBF079840213.
  date published: 2026-07-29T22:48:59Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Un tale addio, germano, si spiega assai"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 84.384
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.626
  additional property: Energy
    type: PropertyValue
    value: 0.107
  additional property: Speechiness
    type: PropertyValue
    value: 0.217
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.157
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.224
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.662
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF079840213
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960160
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T22:48:59+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840213
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960160
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960160
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T22:48:59+00:00
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

Mitridate, re di Ponto, K.87 / Act 2: "Sedete, o Prenci, e m'ascoltate"
type: MusicRecording
duration: PT2M32S
duration ms: 152253
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Cecilia Bartoli
by artist: Brian Asawa
by artist: Giuseppe Sabbatini
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3ef46388fcbaba6c5415252de00b96d91416e1392f9b203a8534da8bcd01adc. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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/GBF079840239.
  date published: 2026-07-30T07:28:30Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Sedete, o Prenci, e m'ascoltate"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.263
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.576
  additional property: Energy
    type: PropertyValue
    value: 0.229
  additional property: Speechiness
    type: PropertyValue
    value: 0.276
  additional property: Acousticness
    type: PropertyValue
    value: 0.932
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.742
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.252
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.095
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF079840239
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960220
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840239
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960220
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960220
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
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

Mitridate, re di Ponto, K.87 / Act 1: "Eccovi in un momento"
type: MusicRecording
duration: PT0M55S
duration ms: 55266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Brian Asawa
by artist: Juan Diego Flórez
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0762cc58f51682d6b4a22534d924d666e39e63aacd701140bf6c8ac77c56427f. Chain 2 (Bitcoin): anchored in block 960187 (2026-07-30T01:34:28Z), 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/GBF079840215.
  date published: 2026-07-30T01:34:28Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Eccovi in un momento"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.901
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.599
  additional property: Energy
    type: PropertyValue
    value: 0.118
  additional property: Speechiness
    type: PropertyValue
    value: 0.338
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.388
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.851
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF079840215
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960187
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T01:34:28+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840215
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960187
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960187
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T01:34:28+00:00
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

Mitridate, re di Ponto, K.87 / Act 2: "Ah, giacchè son tradito"
type: MusicRecording
duration: PT0M32S
duration ms: 32386
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Brian Asawa
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 0
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8febfa1df92461a4c6802f49b9e8a6975cb61f1fdc87aa8707353dd80b7bc49a. Chain 2 (Bitcoin): anchored in block 960163 (2026-07-29T23:20:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840243.
  date published: 2026-07-29T23:20:38Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Ah, giacchè son tradito"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.652
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.607
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.347
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.173
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.538
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.648
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: GBF079840243
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960163
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T23:20:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840243
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960163
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960163
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:20:38+00:00
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

Mitridate, re di Ponto, K.87 / Act 1: "Su la temuta destra mentre l'un figlio e l'altro"
type: MusicRecording
duration: PT2M21S
duration ms: 141200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sandrine Piau
by artist: Cecilia Bartoli
by artist: Brian Asawa
by artist: Giuseppe Sabbatini
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 2
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7dbbb80c934d1084a1b5e98cc218885a98c5c1c5bc3f0f509b72074a9fede914. Chain 2 (Bitcoin): anchored in block 960117 (2026-07-29T14:28:24Z), 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/GBF079840220.
  date published: 2026-07-29T14:28:24Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Su la temuta destra mentre l'un figlio e l'altro"
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 135.23
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.592
  additional property: Energy
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    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.187
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.077
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.199
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.333
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBF079840220
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960117
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T14:28:24+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840220
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960117
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960117
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T14:28:24+00:00
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

Judas Maccabaeus, HWV 63, Act II: Recit "O Judas, O my brethren!"
type: MusicRecording
duration: PT0M37S
duration ms: 37666
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: Brian Asawa
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: USHM19207733
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:23:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x32a7173600564efcdb6e567cbcdc3022e469f94a508581185e1163c9c3b30cff
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/USHM19207733
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32a7173600564efcdb6e567cbcdc3022e469f94a508581185e1163c9c3b30cff. 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/USHM19207733.
  date published: 2026-07-08T03:22:41Z
audio: Judas Maccabaeus, HWV 63, Act II: Recit "O Judas, O my brethren!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.285
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.514
  additional property: Energy
    type: PropertyValue
    value: 0.023
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.23
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.249
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.511
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Judas Maccabaeus, HWV 63, Act III: Recit "From Capharsalama"
type: MusicRecording
duration: PT1M6S
duration ms: 66293
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: Brian Asawa
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x694002f6d658f89e2a14e3d2535c99ef328ca119f49d6b5449ffcfd326f46345. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/USHM19207813.
  date published: 2026-08-01T01:44:32Z
audio: Judas Maccabaeus, HWV 63, Act III: Recit "From Capharsalama"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.815
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.631
  additional property: Energy
    type: PropertyValue
    value: 0.023
  additional property: Speechiness
    type: PropertyValue
    value: 0.111
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.14
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.267
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.393
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: USHM19207813
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960494
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T01:44:32+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19207813
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960494
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960494
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T01:44:32+00:00
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

Danceability
type: PropertyValue
value: 0.569

Energy
type: PropertyValue
value: 0.293

Speechiness
type: PropertyValue
value: 0.031

Acousticness
type: PropertyValue
value: 0.979

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.123

Valence (Positivity)
type: PropertyValue
value: 0.689

Loudness (dB)
type: PropertyValue
value: -19.351

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Major

Messiah, HWV 56, Pt. 1: No. 6, Aria. But Who May Abide the Day of His Coming? (Alto)
type: MusicRecording
duration: PT4M9S
duration ms: 249773
explicit: false
by artist: George Frideric Handel
by artist: Magdalena Kožená
by artist: Les Musiciens du Louvre
by artist: Marc Minkowski
in album: Handel: Messiah
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: DEF059732305
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:28:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfa7bb66fbb2eec3931867ae66b105ac57bd6966d08905458fd932af9b16dea43
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059732305
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0xfa7bb66fbb2eec3931867ae66b105ac57bd6966d08905458fd932af9b16dea43. 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/DEF059732305.
  date published: 2026-07-08T08:56:20Z
audio: Messiah, HWV 56, Pt. 1: No. 6, Aria. But Who May Abide the Day of His Coming? (Alto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.944
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.407
  additional property: Energy
    type: PropertyValue
    value: 0.156
  additional property: Speechiness
    type: PropertyValue
    value: 0.066
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.163
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.339
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.874
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Messiah, HWV 56, Pt. 2: No. 38, Aria. How Beautiful Are the Feet of Them That Preach (Soprano)
type: MusicRecording
duration: PT3M49S
duration ms: 229453
explicit: false
by artist: George Frideric Handel
by artist: Lynne Dawson
by artist: Les Musiciens du Louvre
by artist: Marc Minkowski
in album: Handel: Messiah
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: DEF059732339
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:00:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2dcd6fc68d3a690e9a91d68dc56004827211e951a733582e7b1bdeabe2bfc5b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059732339
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0xa2dcd6fc68d3a690e9a91d68dc56004827211e951a733582e7b1bdeabe2bfc5b. 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/DEF059732339.
  date published: 2026-07-08T08:56:20Z
audio: Messiah, HWV 56, Pt. 2: No. 38, Aria. How Beautiful Are the Feet of Them That Preach (Soprano)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.7
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.289
  additional property: Energy
    type: PropertyValue
    value: 0.045
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.237
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.15
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.509
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Messiah, HWV 56, Pt. 1: No. 12, Chorus. For Unto Us a Child Is Born
type: MusicRecording
duration: PT3M28S
duration ms: 208066
explicit: false
by artist: George Frideric Handel
by artist: Les Musiciens du Louvre
by artist: Marc Minkowski
by artist: Chorus Of Les Musiciens Du Louvre
in album: Handel: Messiah
  type: MusicAlbum
  date published: 2001-01-01
genre: classical
genre: early-music
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genre: english-baroque
genre: german-baroque
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subject of: OpenTimestamps Proof of Existence
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audio: Messiah, HWV 56, Pt. 1: No. 12, Chorus. For Unto Us a Child Is Born
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Mozart: Mitridate, Re di Ponte
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    date published: 2026-07-06T06:56:49Z
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  audio: Mitridate, re di Ponto, K.87 / Act 1: "Al destin, che la minaccia"
track: Mitridate, re di Ponto, K.87 / Act 1: "Qual tumulto nell'alma"
track: Mitridate, re di Ponto, K.87 / Act 2: "Tu, che fedel mi sei"
track: Mitridate, re di Ponto, K.87 / Act 1: "Soffre il mio cor con pace"
track: Mitridate, re di Ponto, K.87 / Act 2: "Che dirò? Che ascoltai?"
track: Mitridate, re di Ponto, K.87 / Act 1: "Ferma, o germano"
track: Mitridate, re di Ponto, K.87 / Act 2: "Non più, Regina"
track: Mitridate, re di Ponto, K.87 / Act 2: "Lungi da te, mio bene"
track: Mitridate, re di Ponto, K.87 / Act 2: "Grazie ai Numi partì"
track: Mitridate, re di Ponto, K.87 / Act 2: "Nel grave tormento"
track: Mitridate, re di Ponto, K.87 / Act 1: "Venga pur, minacci e frema"
track: Mitridate, re di Ponto / Act 1: Marcia
track: Mitridate, re di Ponto, K.87 / Act 1: "Se di lauri il crine adorno"
track: Mitridate, re di Ponto, K.87 / Act 2: "Son reo; l'error confesso"
track: Mitridate, re di Ponto, K.87 / Act 2: "E crederai, Signor"
track: Mitridate, re di Ponto, K.87 / Act 2: "Già di pietà mi spoglio"
track: Mitridate, re di Ponto, K.87 / Act 2: "Sifare, per pietà stringi l'acciaro"
track: Mitridate, re di Ponto, K.87 / Act 1: "Quel ribelle e quell'ingrato"
track: Mitridate, re di Ponto, K.87 / Act 2: "Questo è l'amor, Farnace"
track: Mitridate, re di Ponto, K.87 / Act 2: "Va, l'error mio palesa"
track: Mitridate, re di Ponto, K.87 / Act 1: "Sin a quando, o Regina"
track: Mitridate, re di Ponto, K.87 / Act 1: "All'ire freno"
track: Mitridate, re di Ponto, K.87 / Act 1: "Un tale addio, germano, si spiega assai"
track: Mitridate, re di Ponto, K.87 / Act 2: "Sedete, o Prenci, e m'ascoltate"
track: Mitridate, re di Ponto, K.87 / Act 1: "Eccovi in un momento"
track: Mitridate, re di Ponto, K.87 / Act 2: "Ah, giacchè son tradito"
track: Mitridate, re di Ponto, K.87 / Act 1: "Su la temuta destra mentre l'un figlio e l'altro"

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Mitridate, re di Ponto, K.87 / Act 1: "Al destin, che la minaccia"
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Mitridate, re di Ponto, K.87 / Act 1: "Qual tumulto nell'alma"
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  date published: 2026-07-07T14:18:56Z
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Mitridate, re di Ponto, K.87 / Act 2: "Tu, che fedel mi sei"
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duration: PT7M10S
duration ms: 430080
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Cecilia Bartoli
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 4
genre: classical
genre: classical-era
isrc code: GBF079840206
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T04:35:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6e58ae481eda9b442d8c2d75f6f4334893639fc9974573140fa373cb77a2581b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840206
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e58ae481eda9b442d8c2d75f6f4334893639fc9974573140fa373cb77a2581b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840206.
  date published: 2026-07-02T03:55:08Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Soffre il mio cor con pace"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 144.653
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.396
  additional property: Energy
    type: PropertyValue
    value: 0.266
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.212
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.41
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mitridate, re di Ponto, K.87 / Act 2: "Che dirò? Che ascoltai?"
type: MusicRecording
duration: PT1M18S
duration ms: 78226
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Natalie Dessay
by artist: Cecilia Bartoli
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
isrc code: GBF079840231
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:42:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b20cb7b761e1978ceeaab51893fe6e03c67849ef61d4acd8ade48c02bc97140
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/GBF079840231
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 0x1b20cb7b761e1978ceeaab51893fe6e03c67849ef61d4acd8ade48c02bc97140. 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/GBF079840231.
  date published: 2026-07-08T03:20:19Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Che dirò? Che ascoltai?"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.735
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.537
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.153
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.18
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.117
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.43
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mitridate, re di Ponto, K.87 / Act 2: "Non più, Regina"
type: MusicRecording
duration: PT2M16S
duration ms: 136280
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Natalie Dessay
by artist: Cecilia Bartoli
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
isrc code: GBF079840234
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:52:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf2e7792e44e9d9ecb33f858487a92897dcbd39ff7ddfddebd3323bc41b5a3ba9
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/GBF079840234
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 0xf2e7792e44e9d9ecb33f858487a92897dcbd39ff7ddfddebd3323bc41b5a3ba9. 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/GBF079840234.
  date published: 2026-07-08T03:22:41Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Non più, Regina"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.383
  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: 0.486
  additional property: Energy
    type: PropertyValue
    value: 0.088
  additional property: Speechiness
    type: PropertyValue
    value: 0.065
  additional property: Acousticness
    type: PropertyValue
    value: 0.942
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.221
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.137
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.527
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mitridate, re di Ponto, K.87 / Act 2: "Lungi da te, mio bene"
type: MusicRecording
duration: PT7M50S
duration ms: 470480
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Cecilia Bartoli
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
isrc code: GBF079840235
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:05:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcf88137b7c8b7416ac9e6606f7551cc0dd6472bbdfc91edb68cdf78e75778711
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957046
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/GBF079840235
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 0xcf88137b7c8b7416ac9e6606f7551cc0dd6472bbdfc91edb68cdf78e75778711. 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/GBF079840235.
  date published: 2026-07-07T14:04:01Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Lungi da te, mio bene"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.128
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.292
  additional property: Energy
    type: PropertyValue
    value: 0.091
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.365
  additional property: Liveness
    type: PropertyValue
    value: 0.285
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.077
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.45
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mitridate, re di Ponto, K.87 / Act 2: "Grazie ai Numi partì"
type: MusicRecording
duration: PT1M35S
duration ms: 95093
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Natalie Dessay
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
isrc code: GBF079840236
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:05:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x699bbc6c53d761c01e8e4f3fcf8ec2c3e7a7ea99af65904b48dac7f64e4db6ef
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840236
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 0x699bbc6c53d761c01e8e4f3fcf8ec2c3e7a7ea99af65904b48dac7f64e4db6ef. 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/GBF079840236.
  date published: 2026-07-08T03:53:27Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Grazie ai Numi partì"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 91.864
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.478
  additional property: Energy
    type: PropertyValue
    value: 0.112
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.897
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.488
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.157
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mitridate, re di Ponto, K.87 / Act 2: "Nel grave tormento"
type: MusicRecording
duration: PT4M43S
duration ms: 283506
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Natalie Dessay
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 5
genre: classical
genre: classical-era
isrc code: GBF079840237
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T21:59:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x113644121c2a493a0768928d682477662be66029237ce5c8bed082ff90885af8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  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/GBF079840237
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 0x113644121c2a493a0768928d682477662be66029237ce5c8bed082ff90885af8. 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/GBF079840237.
  date published: 2026-07-02T11:38:34Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Nel grave tormento"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.246
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.288
  additional property: Energy
    type: PropertyValue
    value: 0.143
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.942
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.333
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.124
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.214
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mitridate, re di Ponto / Act 1: Marcia
type: MusicRecording
duration: PT2M55S
duration ms: 175426
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 2
genre: classical
genre: classical-era
isrc code: GBF079840217
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T20:41:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x24474321fca80e126bcb2300852e1b300511d6aa36ebf719ac8e9f6e8f1e53dc
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/GBF079840217
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 0x24474321fca80e126bcb2300852e1b300511d6aa36ebf719ac8e9f6e8f1e53dc. 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/GBF079840217.
  date published: 2026-07-08T03:20:19Z
audio: Mitridate, re di Ponto / Act 1: Marcia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.675
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.402
  additional property: Energy
    type: PropertyValue
    value: 0.131
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
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Mitridate, re di Ponto, K.87 / Act 1: "Se di lauri il crine adorno"
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duration: PT4M42S
duration ms: 282013
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by artist: Wolfgang Amadeus Mozart
by artist: Giuseppe Sabbatini
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 5
genre: classical
genre: classical-era
isrc code: GBF079840218
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6bd48ac8a9900ae94bfa9be35fc0614bf4f1c4b3c0b2f8001fec72306774d8b. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/GBF079840218.
  date published: 2026-07-06T06:56:49Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Se di lauri il crine adorno"
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Mitridate, re di Ponto, K.87 / Act 2: "E crederai, Signor"
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duration: PT4M2S
duration ms: 242786
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Natalie Dessay
by artist: Cecilia Bartoli
by artist: Giuseppe Sabbatini
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
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popularity: 1
genre: classical
genre: classical-era
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d5402f54d05cea6178f16bf0a79e79563c2fb1a5bfd6ddf202f0e7375ca430e. 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/GBF079840245.
  date published: 2026-07-08T03:20:19Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "E crederai, Signor"
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Mitridate, re di Ponto, K.87 / Act 2: "Già di pietà mi spoglio"
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duration: PT2M15S
duration ms: 135573
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Giuseppe Sabbatini
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 1
genre: classical
genre: classical-era
isrc code: GBF079840246
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Già di pietà mi spoglio"
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Mitridate, re di Ponto, K.87 / Act 2: "Sifare, per pietà stringi l'acciaro"
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duration: PT1M17S
duration ms: 77320
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Natalie Dessay
by artist: Cecilia Bartoli
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
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popularity: 0
genre: classical
genre: classical-era
isrc code: GBF079840247
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
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:22:41Z
audio: Mitridate, re di Ponto, K.87 / Act 2: "Sifare, per pietà stringi l'acciaro"
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Mitridate, re di Ponto, K.87 / Act 1: "Quel ribelle e quell'ingrato"
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duration: PT2M54S
duration ms: 174773
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Giuseppe Sabbatini
by artist: Les Talens Lyriques
by artist: Christophe Rousset
in album: Mozart: Mitridate, Re di Ponte
  type: MusicAlbum
  date published: 1999-01-01
popularity: 2
genre: classical
genre: classical-era
isrc code: GBF079840224
additional property: CopyrightID
additional property: CopyrightStatus
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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: 2026-07-07T20:41:57Z
audio: Mitridate, re di Ponto, K.87 / Act 1: "Quel ribelle e quell'ingrato"
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  additional property: Valence (Positivity)
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Ned Rorem: More Than A Day
type: MusicAlbum
date published: 1999-07-16

Vocalise
type: MusicAlbum
date published: 1998-08-05

Brian Asawa - The Complete RCA Recordings
type: MusicAlbum
date published: 1997

Broken Hearts
type: MusicAlbum
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The Very Best Of Handel
type: MusicAlbum
date published: 2007-02-12
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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    additional property: Valence (Positivity)
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track: Handel: Serse, HWV 40, Act 1, Scene 1: Arioso. "Ombra mai fù" (Serse)
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  subject of: OpenTimestamps Proof of Existence
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track: Handel: Concerto grosso in C Major for "Alexander's Feast", HWV 319: II. Largo
track: Handel: Harp Concerto in B-Flat Major, Op. 4 No. 6, HWV 294: I. Andante allegro
track: Handel: Concerto grosso in C Major for "Alexander's Feast", HWV 320: III. Allegro
track: Handel: Concerto grosso in C Major for "Alexander's Feast", HWV 321: IV. Andante non presto
track: Handel: Dixit Dominus, HWV 232: I. Dixit Dominus, Domino meo
track: Handel: Organ Concerto in G Minor, Op. 4 No. 3, HWV 291: III. Adagio
track: Handel: Organ Concerto in G Minor, Op. 4 No. 3, HWV 291: IV. Allegro
track: Handel: Messiah, HWV 56, Pt. 3, Scene 2: Aria. "The Trumpet Shall Sound"
track: Handel: Solomon, HWV 67, Act 3: Sinfonia "The Arrival of the Queen of Sheba"
track: Handel: Music for the Royal Fireworks, HWV 351: IV. La réjouissance

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

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Handel: Concerto grosso in C Major for "Alexander's Feast", HWV 319: II. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Handel: Harp Concerto in B-Flat Major, Op. 4 No. 6, HWV 294: I. Andante allegro
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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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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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: Dixit Dominus, HWV 232: I. Dixit Dominus, Domino meo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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Handel: Organ Concerto in G Minor, Op. 4 No. 3, HWV 291: IV. Allegro
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subject of: OpenTimestamps Proof of Existence
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Handel: Messiah, HWV 56, Pt. 3, Scene 2: Aria. "The Trumpet Shall Sound"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Handel: Solomon, HWV 67, Act 3: Sinfonia "The Arrival of the Queen of Sheba"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Handel: Music for the Royal Fireworks, HWV 351: IV. La réjouissance
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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50 Best Handel
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    date published: 2026-07-06T07:16:32Z
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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
    type: DigitalDocument
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    date published: 2026-07-08T03:22:41Z
  audio: Handel: Arminio, HWV 36, Act 2: Aria. "Duri lacci, voi non siete" (Arminio)
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track: Handel: Water Music, Suite No. 2 in D Major, HWV 349: III. Menuet
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  by artist: Linde Consort
  by artist: Hans-Martin Linde
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  genre: early-music
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  genre: english-baroque
  genre: german-baroque
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Handel: Water Music, Suite No. 2 in D Major, HWV 349: III. Menuet
track: Handel: Giulio Cesare in Egitto, HWV 17, Act 1: Duetto. "Son nata a lagrimar" (Cornelia, Sesto)

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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 0x2e5560ee25a739c728fd3033a24312ffd75224437b3e6487ed131da164c2a269. 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/GBAYC8300538.
date published: 2026-07-08T03:22:41Z

Handel: Water Music, Suite No. 2 in D Major, HWV 349: III. Menuet
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additional property: Musical Key
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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Handel: Giulio Cesare in Egitto, HWV 17, Act 1: Duetto. "Son nata a lagrimar" (Cornelia, Sesto)
type: MusicRecording
duration: PT7M51S
duration ms: 471986
explicit: false
by artist: George Frideric Handel
by artist: Stephanie Blythe/David Daniels/Emmanuelle Haïm/Martin Isepp/John Nelson/Ensemble Orchestral de Paris
by artist: David Daniels
by artist: Emmanuelle Haïm
by artist: John Nelson
by artist: Orchestre de chambre de Paris
by artist: Stephanie Blythe
in album: 50 Best Handel
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  date published: 2011-04-04
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-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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  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: 2026-07-08T03:53:27Z
audio: Handel: Giulio Cesare in Egitto, HWV 17, Act 1: Duetto. "Son nata a lagrimar" (Cornelia, Sesto)
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100 Best Handel
type: MusicAlbum
date published: 2011-04-04

Je n'aime pas Rachmaninov, mais ça j'aime bien !
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date published: 2019-05-17
track: Étude-tableau in D Minor for Piano, Op. 39, No. 8
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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: Étude-tableau in D Minor for Piano, Op. 39, No. 8
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Les Chants De L'Extase
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date published: 2011-03-07
track: The Cold Song
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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: 2026-06-13T15:41:10Z
  audio: The Cold Song
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track: Ave Maria
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  by artist: Lesley Garrett
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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: 2026-07-07T16:07:00Z
  audio: Ave Maria
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track: St. Matthew's Passion, BWV 244: Erbarme dich
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  by artist: Marian Anderson
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    date published: 2011-03-07
  genre: classical
  genre: classical-piano
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  subject of: OpenTimestamps Proof of Existence
  audio: St. Matthew's Passion, BWV 244: Erbarme dich
track: Madama Butterfly: Humming Chorus
track: Lakmé, Act 1: Dôme épais le jasmin "Flower Duet"
track: Miserere
track: Norma: Act I: Casta Diva

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OTSVerificationAPI
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
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date published: 2026-07-08T03:20:19Z

St. Matthew's Passion, BWV 244: Erbarme dich
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Madama Butterfly: Humming Chorus
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subject of: OpenTimestamps Proof of Existence
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Lakmé, Act 1: Dôme épais le jasmin "Flower Duet"
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Miserere
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audio: Miserere
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Norma: Act I: Casta Diva
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duration: PT5M24S
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by artist: Vincenzo Bellini
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by artist: Plácido Domingo
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Handel: Judas Maccabaeus
type: MusicAlbum
date published: 1993
track: Judas Maccabaeus, HWV 63, Act II: Aria "Sound an alarm!" - Chorus "We hear the pleasing, dreadful call"
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track: Judas Maccabaeus, HWV 63, Act I: Recit "Not vain is all this storm of grief"
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track: Judas Maccabaeus, HWV 63, Act I: Aria "Pious orgies, pious airs"
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  audio: Judas Maccabaeus, HWV 63, Act I: Aria "Pious orgies, pious airs"
track: Judas Maccabaeus, HWV 63, Act I: Chorus "O Father, whose almighty pow'r"
track: Judas Maccabaeus, HWV 63, Act 1: Recit "I feel the deity within"
track: Judas Maccabaeus, HWV 63, Act III: Recit "See, see yon flames"
track: Judas Maccabaeus, HWV 63, Act III: Aria "So shall the lute and harp awake"
track: Judas Maccabaeus, HWV 63, Act 3: Chorus of Youths: See, the conqu'ring hero comes - Duet: See the godlike youth - Chorus: See, the conqu'ring hero comes
track: Judas Maccabaeus, HWV 63, Act 3: March
track: Judas Maccabaeus, HWV 63, Act I: Aria "'Tis liberty, dear liberty alone"
track: Judas Maccabaeus, HWV 63, Act III: Duet "O lovely peace"
track: Judas Maccabaeus, HWV 63, Act I: Aria "No, no unhallow'd desire"
track: Judas Maccabaeus, HWV 63, Act II: Recit "Victorious hero!"
track: Judas Maccabaeus, HWV 63, Act II: Aria "So rapid thy course is"
track: Judas Maccabaeus, HWV 63, Act II: Recit "O Judas, O my brethren!"
track: Judas Maccabaeus, HWV 63, Act III: Recit "From Capharsalama"

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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffba3bca76a2bddfd1e47f8df813ecac6f72176c8d5151de714ab9417e9d6aec. 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/USHM19207707.
date published: 2026-07-08T03:20:19Z

Judas Maccabaeus, HWV 63, Act I: Aria "Pious orgies, pious airs"
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: 0.211
additional property: Energy
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  value: 0.007
additional property: Speechiness
  type: PropertyValue
  value: 0.055
additional property: Acousticness
  type: PropertyValue
  value: 0.875
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.114
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.103
additional property: Loudness (dB)
  type: PropertyValue
  value: -31.463
additional property: Key Name
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  value: F#
additional property: Mode Name
  type: PropertyValue
  value: Major

Judas Maccabaeus, HWV 63, Act I: Chorus "O Father, whose almighty pow'r"
type: MusicRecording
duration: PT2M15S
duration ms: 135200
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: U.C. Berkeley Chamber Chorus
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: USHM19207708
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:25:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37058ee2d4fa0b37415296540970072b700cc8649d9bce84c37359110ddc9732
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/USHM19207708
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 0x37058ee2d4fa0b37415296540970072b700cc8649d9bce84c37359110ddc9732. 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/USHM19207708.
  date published: 2026-07-08T03:20:19Z
audio: Judas Maccabaeus, HWV 63, Act I: Chorus "O Father, whose almighty pow'r"
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 90.71
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
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    value: 1
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    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.235
  additional property: Energy
    type: PropertyValue
    value: 0.063
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.17
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.366
  additional property: Loudness (dB)
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    value: -26.274
  additional property: Key Name
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    value: A
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    type: PropertyValue
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Judas Maccabaeus, HWV 63, Act 1: Recit "I feel the deity within"
type: MusicRecording
duration: PT0M58S
duration ms: 58066
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: David Thomas
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: USHM19207709
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:16:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69cb6c07eac98053fbd9b6bd1b8c6274d201e8b617efaf5af0d4e11d3a6552e8
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/USHM19207709
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 0x69cb6c07eac98053fbd9b6bd1b8c6274d201e8b617efaf5af0d4e11d3a6552e8. 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/USHM19207709.
  date published: 2026-07-08T03:20:19Z
audio: Judas Maccabaeus, HWV 63, Act 1: Recit "I feel the deity within"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.957
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.452
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.78
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.274
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.19
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

Judas Maccabaeus, HWV 63, Act III: Recit "See, see yon flames"
type: MusicRecording
duration: PT0M31S
duration ms: 31440
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: Patricia Spence
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: USHM19207810
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:56:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b0a99562c0313c2cfe6ab907347f1dcae50b946a6128d3d2ff603ff0d74ac08
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19207810
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 0x0b0a99562c0313c2cfe6ab907347f1dcae50b946a6128d3d2ff603ff0d74ac08. 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/USHM19207810.
  date published: 2026-07-08T03:53:27Z
audio: Judas Maccabaeus, HWV 63, Act III: Recit "See, see yon flames"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.973
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.379
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.074
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.055
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.415
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Judas Maccabaeus, HWV 63, Act III: Aria "So shall the lute and harp awake"
type: MusicRecording
duration: PT4M7S
duration ms: 247306
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: Lisa Saffer
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: USHM19207812
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:49:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfa6b91f88cf9294edefc7370d5dbaf8f6222f1509c8c97100fdbd3b3f7b65adc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19207812
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0xfa6b91f88cf9294edefc7370d5dbaf8f6222f1509c8c97100fdbd3b3f7b65adc. 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/USHM19207812.
  date published: 2026-07-08T08:56:20Z
audio: Judas Maccabaeus, HWV 63, Act III: Aria "So shall the lute and harp awake"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.032
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.416
  additional property: Energy
    type: PropertyValue
    value: 0.103
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.823
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.372
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.515
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.567
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Judas Maccabaeus, HWV 63, Act 3: Chorus of Youths: See, the conqu'ring hero comes - Duet: See the godlike youth - Chorus: See, the conqu'ring hero comes
type: MusicRecording
duration: PT1M45S
duration ms: 105866
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: Lisa Saffer
by artist: Patricia Spence
by artist: U.C. Berkeley Chamber Chorus
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
popularity: 7
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: USHM19207814
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:00:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c2bc825a59e106547ebef9474c9d3bf69cdb0d47c3773489028d2fa606d07f2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19207814
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 0x3c2bc825a59e106547ebef9474c9d3bf69cdb0d47c3773489028d2fa606d07f2. 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/USHM19207814.
  date published: 2026-07-08T03:53:27Z
audio: Judas Maccabaeus, HWV 63, Act 3: Chorus of Youths: See, the conqu'ring hero comes - Duet: See the godlike youth - Chorus: See, the conqu'ring hero comes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 160.678
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.339
  additional property: Energy
    type: PropertyValue
    value: 0.044
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.503
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.503
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.718
  additional property: Key Name
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    value: C#
  additional property: Mode Name
    type: PropertyValue
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Judas Maccabaeus, HWV 63, Act 3: March
type: MusicRecording
duration: PT1M9S
duration ms: 69040
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: USHM19207815
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:05:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6367866c2397ac7ab61ce5920dd5fa7ca82433cb87a72e4a58dc344c2ffb1d75
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/USHM19207815
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 0x6367866c2397ac7ab61ce5920dd5fa7ca82433cb87a72e4a58dc344c2ffb1d75. 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/USHM19207815.
  date published: 2026-07-08T03:22:41Z
audio: Judas Maccabaeus, HWV 63, Act 3: March
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.505
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.559
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.107
  additional property: Liveness
    type: PropertyValue
    value: 0.161
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.78
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.332
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Judas Maccabaeus, HWV 63, Act I: Aria "'Tis liberty, dear liberty alone"
type: MusicRecording
duration: PT2M34S
duration ms: 154466
explicit: false
by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: Patricia Spence
in album: Handel: Judas Maccabaeus
  type: MusicAlbum
  date published: 1993
popularity: 4
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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: 2026-07-08T03:53:27Z
audio: Judas Maccabaeus, HWV 63, Act I: Aria "'Tis liberty, dear liberty alone"
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Judas Maccabaeus, HWV 63, Act III: Duet "O lovely peace"
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by artist: George Frideric Handel
by artist: Nicholas McGegan
by artist: Philharmonia Baroque Orchestra
by artist: Lisa Saffer
by artist: Patricia Spence
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  date published: 1993
popularity: 27
genre: classical
genre: early-music
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genre: english-baroque
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additional property: OTSVerifyInstructions
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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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Judas Maccabaeus, HWV 63, Act I: Aria "No, no unhallow'd desire"
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genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Judas Maccabaeus, HWV 63, Act I: Aria "No, no unhallow'd desire"
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Judas Maccabaeus, HWV 63, Act II: Recit "Victorious hero!"
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genre: classical
genre: early-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Judas Maccabaeus, HWV 63, Act II: Recit "Victorious hero!"
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Judas Maccabaeus, HWV 63, Act II: Aria "So rapid thy course is"
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by artist: Philharmonia Baroque Orchestra
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genre: classical
genre: early-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Judas Maccabaeus, HWV 63, Act II: Aria "So rapid thy course is"
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Handel - Arcadian Duets
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date published: 2002

Klassik Festival
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track: Adagio for Strings - Excerpt
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  by artist: New York Philharmonic
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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Selección Clásicos - Gluck, Verdi, Wagner
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Mozart 225 - The Early Operas
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Händel - Halleluja
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The Faces Of Love: The Songs of Jake Heggie
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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    additional property: Speechiness
      type: PropertyValue
      value: 0.047
    additional property: Acousticness
      type: PropertyValue
      value: 0.994
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.049
    additional property: Liveness
      type: PropertyValue
      value: 0.071
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.086
    additional property: Loudness (dB)
      type: PropertyValue
      value: -21.247
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Eve-Song: Even
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178693
  explicit: false
  by artist: Jake Heggie
  in album: The Faces Of Love: The Songs of Jake Heggie
    type: MusicAlbum
    date published: 1999-09-01
  isrc code: USBC19900510
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T03:08:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa12df3075af5dda7bdb776eb9e62f29ac592a9c736464f1fe9d6c21dde6875e7
  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/USBC19900510
  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 0xa12df3075af5dda7bdb776eb9e62f29ac592a9c736464f1fe9d6c21dde6875e7. 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/USBC19900510.
    date published: 2026-07-08T03:20:19Z
  audio: Eve-Song: Even
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 106.014
    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: 0.24
    additional property: Energy
      type: PropertyValue
      value: 0.021
    additional property: Speechiness
      type: PropertyValue
      value: 0.041
    additional property: Acousticness
      type: PropertyValue
      value: 0.991
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.044
    additional property: Liveness
      type: PropertyValue
      value: 0.101
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.146
    additional property: Loudness (dB)
      type: PropertyValue
      value: -28.496
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Eve-Song: Listen
  type: MusicRecording
  duration: PT2M18S
  duration ms: 138506
  explicit: false
  by artist: Jake Heggie
  in album: The Faces Of Love: The Songs of Jake Heggie
    type: MusicAlbum
    date published: 1999-09-01
  isrc code: USBC19900511
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T17:00:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x34b8fddcebaf10578f1392c0701017266007c42c6cf6b805258cdec1191bf49e
  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/USBC19900511
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Eve-Song: Listen
track: Eve-Song: Snake
track: Paper Wings: Bedtime Story
track: Paper Wings: Paper Wings
track: Natural Selection: Animal Passion
track: Songs to the Moon: The Haughty Snail King
track: Songs to the Moon: What the Gray-Winged Fairy Said
track: My True Love Hath My Heart

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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 0x34b8fddcebaf10578f1392c0701017266007c42c6cf6b805258cdec1191bf49e. 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/USBC19900511.
date published: 2026-07-08T03:22:41Z

Eve-Song: Listen
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 140.094
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.305
additional property: Energy
  type: PropertyValue
  value: 0.077
additional property: Speechiness
  type: PropertyValue
  value: 0.049
additional property: Acousticness
  type: PropertyValue
  value: 0.986
additional property: Instrumentalness
  type: PropertyValue
  value: 0.051
additional property: Liveness
  type: PropertyValue
  value: 0.088
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.036
additional property: Loudness (dB)
  type: PropertyValue
  value: -26.862
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Minor

Eve-Song: Snake
type: MusicRecording
duration: PT3M17S
duration ms: 197760
explicit: false
by artist: Jake Heggie
in album: The Faces Of Love: The Songs of Jake Heggie
  type: MusicAlbum
  date published: 1999-09-01
isrc code: USBC19900512
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:15:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc3d3a487814d540ad6027daf29b261782291014f6c2349a390f462e0dde3328
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/USBC19900512
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 0xbc3d3a487814d540ad6027daf29b261782291014f6c2349a390f462e0dde3328. 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/USBC19900512.
  date published: 2026-07-08T03:22:41Z
audio: Eve-Song: Snake
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.456
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.309
  additional property: Energy
    type: PropertyValue
    value: 0.019
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.113
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.54
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Paper Wings: Bedtime Story
type: MusicRecording
duration: PT3M19S
duration ms: 199066
explicit: false
by artist: Jake Heggie
by artist: Frederica von Stade
in album: The Faces Of Love: The Songs of Jake Heggie
  type: MusicAlbum
  date published: 1999-09-01
isrc code: USBC19900515
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:55:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa3f07798e13d4118e2ea20904a4dc491d6a247912f2ce55d861654421c975c68
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/USBC19900515
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 0xa3f07798e13d4118e2ea20904a4dc491d6a247912f2ce55d861654421c975c68. 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/USBC19900515.
  date published: 2026-07-08T03:20:19Z
audio: Paper Wings: Bedtime Story
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.069
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.314
  additional property: Energy
    type: PropertyValue
    value: 0.052
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.052
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.778
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Paper Wings: Paper Wings
type: MusicRecording
duration: PT1M47S
duration ms: 107093
explicit: false
by artist: Jake Heggie
by artist: Frederica von Stade
in album: The Faces Of Love: The Songs of Jake Heggie
  type: MusicAlbum
  date published: 1999-09-01
isrc code: USBC19900516
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:36:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xebd1de7a0917e32298c690135894d9568cb002fe9257aab565d7540c69821fe3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19900516
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0xebd1de7a0917e32298c690135894d9568cb002fe9257aab565d7540c69821fe3. 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/USBC19900516.
  date published: 2026-07-08T08:56:20Z
audio: Paper Wings: Paper Wings
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.462
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.322
  additional property: Energy
    type: PropertyValue
    value: 0.117
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.216
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.219
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.585
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Natural Selection: Animal Passion
type: MusicRecording
duration: PT3M19S
duration ms: 199026
explicit: false
by artist: Jake Heggie
in album: The Faces Of Love: The Songs of Jake Heggie
  type: MusicAlbum
  date published: 1999-09-01
isrc code: USBC19900519
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:36:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5c36415553ef2ebc1cb5fa6ec53835bab02c9e67f0d4fa7724bcd4ae583fd1c7
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/USBC19900519
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 0x5c36415553ef2ebc1cb5fa6ec53835bab02c9e67f0d4fa7724bcd4ae583fd1c7. 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/USBC19900519.
  date published: 2026-07-08T03:20:19Z
audio: Natural Selection: Animal Passion
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.47
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.4
  additional property: Energy
    type: PropertyValue
    value: 0.209
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.967
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Songs to the Moon: The Haughty Snail King
type: MusicRecording
duration: PT3M13S
duration ms: 193626
explicit: false
by artist: Jake Heggie
by artist: Frederica von Stade
in album: The Faces Of Love: The Songs of Jake Heggie
  type: MusicAlbum
  date published: 1999-09-01
isrc code: USBC19900530
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:52:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe85c1f0ece8fc194c579ef29c8962d0f22c3d2bc154608127c9c5fa485e64f20
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/USBC19900530
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 0xe85c1f0ece8fc194c579ef29c8962d0f22c3d2bc154608127c9c5fa485e64f20. 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/USBC19900530.
  date published: 2026-07-08T03:22:41Z
audio: Songs to the Moon: The Haughty Snail King
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.162
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.359
  additional property: Energy
    type: PropertyValue
    value: 0.033
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.135
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.148
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Songs to the Moon: What the Gray-Winged Fairy Said
type: MusicRecording
duration: PT1M59S
duration ms: 119000
explicit: false
by artist: Jake Heggie
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audio: Songs to the Moon: What the Gray-Winged Fairy Said
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