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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-06T06:56:49Z
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    subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
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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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  value: 2026-06-05T12:00:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ea63dc72bfc39d85df698735954fadb2e8df0c0b7f4e6ba16668eb52b5d7db4
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8704496
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 0x4ea63dc72bfc39d85df698735954fadb2e8df0c0b7f4e6ba16668eb52b5d7db4. 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/GBAYC8704496.
  date published: 2026-07-08T03:20:19Z
audio: Mozart: Le nozze di Figaro, K. 492, Act 1: Aria. "Non più andrai, farfallone amoroso" (Figaro)
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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: 0.598
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.511
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.839
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Mozart: Così fan tutte, K. 588, Act I: Soave sia il vento - Live
type: MusicRecording
duration: PT3M21S
duration ms: 201653
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Margaret Marshall
by artist: Agnes Baltsa
by artist: José van Dam
by artist: Wiener Philharmoniker
in album: Amadeus - Best of Mozart
  type: MusicAlbum
  date published: 2019-05-17
genre: classical
genre: classical-era
isrc code: GBAYC8200350
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:26:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x886177f94c60492eccad58e16f6bc130c4a8bb96a11ea18ce36ca371e3bfc59c
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8200350
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 0x886177f94c60492eccad58e16f6bc130c4a8bb96a11ea18ce36ca371e3bfc59c. 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/GBAYC8200350.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Così fan tutte, K. 588, Act I: Soave sia il vento - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.462
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.208
  additional property: Energy
    type: PropertyValue
    value: 0.146
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.17
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.52
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance. Andante
type: MusicRecording
duration: PT5M44S
duration ms: 344640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
in album: Amadeus - Best of Mozart
  type: MusicAlbum
  date published: 2019-05-17
genre: classical
genre: classical-era
isrc code: GBAYC9702891
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T02:30:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd62800186e9d67be23a986a015cfe8501156f76930306859edfceedc7e25e97
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957075
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957075
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702891
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:50:38Z
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 0xdd62800186e9d67be23a986a015cfe8501156f76930306859edfceedc7e25e97. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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/GBAYC9702891.
  date published: 2026-07-07T18:50:38Z
audio: Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance. Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 152.114
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.263
  additional property: Energy
    type: PropertyValue
    value: 0.047
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.079
  additional property: Liveness
    type: PropertyValue
    value: 0.08
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.123
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.366
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Don Giovanni, K. 527, Act I: Finch' han dal vino (Don Giovanni)
type: MusicRecording
duration: PT1M21S
duration ms: 81973
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Scottish Chamber Orchestra
by artist: Richard Armstrong
in album: Amadeus - Best of Mozart
  type: MusicAlbum
  date published: 2019-05-17
genre: classical
genre: classical-era
isrc code: GBAYD8400224
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:44:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaeb815242377a7f39ed1bd85dcbad93a4a85d33250b1bae27752ad08c6e73f1c
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/GBAYD8400224
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 0xaeb815242377a7f39ed1bd85dcbad93a4a85d33250b1bae27752ad08c6e73f1c. 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/GBAYD8400224.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Don Giovanni, K. 527, Act I: Finch' han dal vino (Don Giovanni)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.449
  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: 0.58
  additional property: Energy
    type: PropertyValue
    value: 0.388
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.903
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.887
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.126
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart / Compl. Beyer: Requiem in D Minor, K. 626: VIII. Lacrimosa
type: MusicRecording
duration: PT2M57S
duration ms: 177906
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Franz Welser-Möst
by artist: London Philharmonic Choir
by artist: London Philharmonic Orchestra
in album: Amadeus - Best of Mozart
  type: MusicAlbum
  date published: 2019-05-17
genre: classical
genre: classical-era
isrc code: GBAYD8900809
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:17:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6cb0c52f967afe7c55bd50b081f191e69dcf1f582ebad2b87ce725e8b99e8c66
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/GBAYD8900809
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 0x6cb0c52f967afe7c55bd50b081f191e69dcf1f582ebad2b87ce725e8b99e8c66. 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/GBAYD8900809.
  date published: 2026-07-08T03:53:27Z
audio: Mozart / Compl. Beyer: Requiem in D Minor, K. 626: VIII. Lacrimosa
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.769
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.165
  additional property: Energy
    type: PropertyValue
    value: 0.121
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.78
  additional property: Liveness
    type: PropertyValue
    value: 0.136
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.99
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
type: MusicRecording
duration: PT4M44S
duration ms: 284586
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
in album: Amadeus - Best of Mozart
  type: MusicAlbum
  date published: 2019-05-17
genre: classical
genre: classical-era
isrc code: GBAYC8701909
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:07:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3ebbf9cfb05a1c224c48d652ab45b13897119c60b6902cae2df061247308c8f5
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/GBAYC8701909
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 0x3ebbf9cfb05a1c224c48d652ab45b13897119c60b6902cae2df061247308c8f5. 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/GBAYC8701909.
  date published: 2026-07-08T03:22:41Z
audio: Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.87
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.422
  additional property: Energy
    type: PropertyValue
    value: 0.194
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.871
  additional property: Liveness
    type: PropertyValue
    value: 0.189
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.278
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.402
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mozart: Mass in C Minor, K. 427, "Great Mass": III. Gloria - Laudamus te
type: MusicRecording
duration: PT4M57S
duration ms: 297186
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Kiri Te Kanawa
by artist: John Alldis Choir
by artist: New Philharmonia Orchestra
by artist: Raymond Leppard
in album: Amadeus - Best of Mozart
  type: MusicAlbum
  date published: 2019-05-17
genre: classical
genre: classical-era
isrc code: GBAYC8601820
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:38:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x25855a6059d38d2ea511a1543dffd5e64f46f5694ae1b855105d130b04de65f8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8601820
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 0x25855a6059d38d2ea511a1543dffd5e64f46f5694ae1b855105d130b04de65f8. 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/GBAYC8601820.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Mass in C Minor, K. 427, "Great Mass": III. Gloria - Laudamus te
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.428
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.356
  additional property: Energy
    type: PropertyValue
    value: 0.156
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.18
  additional property: Liveness
    type: PropertyValue
    value: 0.057
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.172
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.62
  additional property: Key Name
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Mozart: Das Butterbrot, K. Anh. 284n
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by artist: Emile Naoumoff
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subject of: OpenTimestamps Proof of Existence
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Mozart: Exsultate, jubilate K. 165/158a: IV. Alleluia
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subject of: OpenTimestamps Proof of Existence
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Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Mozart: Symphony No. 35 in D Major, K. 385 "Haffner": IV. Finale. Presto
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Abbado A-Z: Mussorgsky – Pergolesi
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T13:32:09Z
  audio: Night on Bald Mountain (Original Version) - Live
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Salieri: Les Danaides
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Berg: Seven Early Songs (Piano Version); Seven Early Songs (Orchestral Version); Schließe mir die Augen beide (1907); An Leukon (1908); Schließe mir die Augen beide (1925); Der Wein (1929)
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date published: 1993-01-01

Mozart: The Great Mass in C Minor; Vesper K.321
type: MusicAlbum
date published: 1995-01-01

Vivaldi: Tito Manlio
type: MusicAlbum
date published: 1978-01-01

Handel: Messiah - Highlights
type: MusicAlbum
date published: 1983-01-01

Elgar: The Kingdom, Sospiri & Sursum Corda
type: MusicAlbum
date published: 1989-09-01

101 Mozart
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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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track: Le nozze di Figaro, K.492 / Act 3: Cosa mi narri?...Che soave zeffiretto
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  subject of: OpenTimestamps Proof of Existence
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Mass in C minor, K.427 "Grosse Messe": 1. Kyrie
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100 Best Film Classics
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audio: Barry: You Only Live Twice (Main Theme)
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Bizet: Les Pêcheurs de perles, WD 13, Act 1: No. 2, Duo, "Au fond du temple saint" (Nadir, Zurga)
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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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Mascagni: Cavalleria rusticana: Intermezzo
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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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Shore: Lord of the Rings: The Fellowship
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: Shore: Lord of the Rings: The Fellowship
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Williams: Fawkes the Phoenix (from the film Harry Potter and the Chamber of Secrets)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: Williams: Fawkes the Phoenix (from the film Harry Potter and the Chamber of Secrets)
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Saving Private Ryan - Hymn to the Fallen
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
audio: Saving Private Ryan - Hymn to the Fallen
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Mozart: Divertimento for String Trio in E-Flat Major, K. 563: III. Menuetto. Allegretto
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subject of: OpenTimestamps Proof of Existence
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audio: Mozart: Divertimento for String Trio in E-Flat Major, K. 563: III. Menuetto. Allegretto
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Schubert: Symphony No. 8 in B Minor, D. 759 "Unfinished": I. Allegro moderato
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Schubert: Symphony No. 8 in B Minor, D. 759 "Unfinished": I. Allegro moderato
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Jurassic Park - Suite
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subject of: OpenTimestamps Proof of Existence
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Raiders of the Lost Ark - The Raiders March
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subject of: OpenTimestamps Proof of Existence
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Rachmaninov: Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto (Excerpt)
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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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Allegri: Miserere (Excerpt)
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Myers: Cavatina (Deer Hunter Theme)
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Barber: Adagio for Strings, Op. 11
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Mahler: Symphony No. 5 in C-Sharp Minor: IV. Adagietto. Sehr langsam (Conclusion)
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d2c2a24edd5c78aef4044a8d3246b4063b9c7be423b1bf4963483e3bd55eebe. 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/GBAYC8805327.
  date published: 2026-07-08T08:56:20Z
audio: Mahler: Symphony No. 5 in C-Sharp Minor: IV. Adagietto. Sehr langsam (Conclusion)
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Newman: Any Other Name (From "American Beauty")
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duration: PT4M8S
duration ms: 248560
explicit: false
by artist: Thomas Newman
by artist: Nikolaj Bloch
in album: 100 Best Film Classics
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popularity: 10
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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 0x01051065084875b80c24169b69c6153736c461436e1a2bba7580a03c0c38ea48. 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/GBAYC0102551.
  date published: 2026-07-08T03:20:19Z
audio: Newman: Any Other Name (From "American Beauty")
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Bernstein: Symphonic Dances from West Side Story: No. 4, Mambo
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duration: PT2M25S
duration ms: 145053
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by artist: Leonard Bernstein
by artist: Paavo Järvi
by artist: City Of Birmingham Symphony Orchestra
in album: 100 Best Film Classics
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popularity: 1
genre: classical
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  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 0xd6c5beedd74ce48735f3db5bff39bfc71f9c19e67b99296901ee2e51d0e6b5d6. 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/GBAYC9700467.
  date published: 2026-07-08T08:56:20Z
audio: Bernstein: Symphonic Dances from West Side Story: No. 4, Mambo
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Theme from E.T. (The Extra-Terrestrial)
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duration: PT3M55S
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by artist: John Williams
by artist: Ron Goodwin
by artist: Ron Goodwin Concert Orchestra
in album: 100 Best Film Classics
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popularity: 19
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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
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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: 2026-07-02T03:55:08Z
audio: Theme from E.T. (The Extra-Terrestrial)
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Williams: Main Theme (From "Schindler's List")
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duration: PT5M6S
duration ms: 306400
explicit: false
by artist: John Williams
by artist: Tasmin Little
by artist: Iain Sutherland
by artist: The New World Philharmonic
in album: 100 Best Film Classics
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popularity: 14
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additional property: CopyrightStatus
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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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  date published: 2026-07-02T03:55:08Z
audio: Williams: Main Theme (From "Schindler's List")
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Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
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duration: PT4M44S
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by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
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popularity: 3
genre: classical
genre: classical-era
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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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Mozart: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio (Excerpt)
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Verdi: La forza del destino: Overture (Excerpt)
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by artist: Hallé
by artist: Sir John Barbirolli
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popularity: 8
genre: classical
genre: opera
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Verdi: La forza del destino: Overture (Excerpt)
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Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance. Andante
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by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
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popularity: 1
genre: classical
genre: classical-era
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additional property: CopyrightID
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd62800186e9d67be23a986a015cfe8501156f76930306859edfceedc7e25e97. 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/GBAYC9702891.
  date published: 2026-07-08T03:53:27Z
audio: Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance. Andante
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Morricone: Music for Giuseppe Tornatore's Movie "Cinema Paradiso" (1988): No. 6, Love Theme
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duration: PT3M33S
duration ms: 213560
explicit: false
by artist: Andrea Morricone
by artist: Ennio Morricone
by artist: The City of Prague Philharmonic Orchestra
by artist: Paul Bateman
in album: 100 Best Film Classics
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popularity: 23
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03f35c5e4c94992197532067967197a86831c7705bb0c801e6892c6ed6694b2f. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/GBAJC9600161.
  date published: 2026-06-13T17:25:41Z
audio: Morricone: Music for Giuseppe Tornatore's Movie "Cinema Paradiso" (1988): No. 6, Love Theme
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Shostakovich: Suite for Jazz Orchestra No. 2, Op. 50b: No. 2, Waltz
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duration: PT3M44S
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explicit: false
by artist: Dmitri Shostakovich
by artist: Philadelphia Orchestra
by artist: Mariss Jansons
in album: 100 Best Film Classics
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popularity: 3
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Shostakovich: Suite for Jazz Orchestra No. 2, Op. 50b: No. 2, Waltz
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Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy) [Excerpt]
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duration: PT3M22S
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explicit: false
by artist: Ludwig van Beethoven
by artist: Riccardo Muti
by artist: James Morris
by artist: Westminster Choir
by artist: Philadelphia Orchestra
in album: 100 Best Film Classics
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  date published: 2015-12-04
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10cdc8afb9ec77a5f24f3496e0f4965c96df634851b5914327324573eb90aa3b. 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/GBAYC8800960.
  date published: 2026-07-08T03:20:19Z
audio: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy) [Excerpt]
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Mozart: Clarinet Concerto in A Major, K. 622: II. Adagio
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duration: PT6M39S
duration ms: 399000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sabine Meyer
by artist: Staatskapelle Dresden
by artist: Hans Vonk
in album: 100 Best Film Classics
  type: MusicAlbum
  date published: 2015-12-04
popularity: 2
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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: Mozart: Clarinet Concerto in A Major, K. 622: II. Adagio
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Tchaikovsky: Swan Lake, Op. 20, Act II: No. 13d, Dance of the Swans. Dance of the Little Swans
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duration: PT1M26S
duration ms: 86453
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by artist: Pyotr Ilyich Tchaikovsky
by artist: André Previn
by artist: London Symphony Orchestra
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  date published: 2015-12-04
popularity: 2
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Tchaikovsky: Swan Lake, Op. 20, Act II: No. 13d, Dance of the Swans. Dance of the Little Swans
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Pergolesi: Stabat Mater: I. Stabat mater dolorosa
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duration: PT3M57S
duration ms: 237346
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by artist: Giovanni Battista Pergolesi
by artist: Paul Daniel
by artist: Lesley Garrett
by artist: Robin Blaze
by artist: London Session Orchestra
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popularity: 1
genre: classical
genre: choral
genre: requiem
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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: Pergolesi: Stabat Mater: I. Stabat mater dolorosa
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Mozart: Ave verum corpus, K. 618
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by artist: Stockholm Chamber Choir
by artist: Stockholm Radio Chorus
by artist: Berliner Philharmoniker
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popularity: 2
genre: classical
genre: classical-era
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Elgar: Cello Concerto in E Minor, Op. 85: I. Adagio-Moderato (Excerpt)
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Mozart: Symphony No. 40 in G Minor, K. 550: I. Molto allegro (Excerpt)
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Elgar: Variations on an Original Theme, Op. 36 "Enigma": Variation IX. Nimrod
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Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": IV. Rondo. Allegro
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Tchaikovsky: Le lac des cygnes, Op. 20, Act II: No. 10, Scène. Moderato
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Holst: The Planets, Op. 32: IV. Jupiter, the Bringer of Jollity (Excerpt)
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100 Best Relaxing Classics
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track: Vivaldi: The Four Seasons, Violin Concerto in F Minor, Op. 8 No. 4, RV 297 "Winter": II. Largo
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track: Mozart: Così fan tutte, K. 588, Act I: Soave sia il vento - Live
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track: Shostakovich: Suite for Jazz Orchestra No. 2, Op. 50b: No. 2, Waltz
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Handel: Keyboard Suite in D Minor, HWV 437: III. Sarabande
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Bach, JS: Piano Concerto No. 5 in F Minor, BWV 1056: II. Largo
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Vivaldi: Concerto for Two Mandolins in G Major, RV 532: II. Andante
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Bach, JS: Concerto for Two Violins in D Minor, BWV 1043: II. Largo ma non tanto
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Handel: Rinaldo, HWV 7, Act 2: Aria. "Lascia ch'io pianga" (Almirena)
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Gluck: Orfeo ed Euridice, Wq. 41, Act 2: Dance of the Blessed Spirits
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Vivaldi / Arr. Pujol: Guitar Concerto in D Major, RV 93: II. Largo
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Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: II. Adagio
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Albinoni: Adagio in G Minor (Excerpt)
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Mozart: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance. Andante
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  date published: 2026-07-08T03:53:27Z
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Mozart: Concerto for Flute and Harp in C Major, K. 299: II. Andantino
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Mozart: Così fan tutte, K. 588, Act I: Soave sia il vento - Live
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Mozart: Piano Sonata No. 11 in A Major, K. 331/300i, "Alla Turca": I. Tema con variazoni
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Mozart: Piano Concerto No. 20 in D Minor, K. 466: II. Romance (Excerpt)
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Mozart: Piano Concerto No. 20 in D Minor, K. 466: II. Romance (Excerpt)
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Mozart: Le nozze di Figaro, K. 492, Act 3: "Sull'aria... Che soave zeffiretto" (Contessa, Susanna)
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duration: PT3M6S
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by artist: Wolfgang Amadeus Mozart
by artist: Bernard Haitink
by artist: London Philharmonic Orchestra
in album: 100 Best Relaxing Classics
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  date published: 2019-04-05
popularity: 2
genre: classical
genre: classical-era
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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: Mozart: Le nozze di Figaro, K. 492, Act 3: "Sull'aria... Che soave zeffiretto" (Contessa, Susanna)
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Mozart: Clarinet Quintet in A Major, K. 581: II. Larghetto
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duration: PT6M30S
duration ms: 390893
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by artist: Wolfgang Amadeus Mozart
by artist: Sabine Meyer
by artist: Wiener Streichsextett
in album: 100 Best Relaxing Classics
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popularity: 2
genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Mozart: Clarinet Quintet in A Major, K. 581: II. Larghetto
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Mozart: Ave verum corpus, K. 618
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duration: PT3M26S
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by artist: Wolfgang Amadeus Mozart
by artist: Riccardo Muti
by artist: Stockholm Chamber Choir
by artist: Stockholm Radio Chorus
by artist: Berliner Philharmoniker
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popularity: 3
genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Mozart: Ave verum corpus, K. 618
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Mozart: Serenade for Winds No. 10 in B-Flat Major, K. 361 "Gran partita": III. Adagio
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duration: PT6M4S
duration ms: 364266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: London Philharmonic Orchestra Wind Ensemble
in album: 100 Best Relaxing Classics
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popularity: 10
genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Mozart: Serenade for Winds No. 10 in B-Flat Major, K. 361 "Gran partita": III. Adagio
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Beethoven: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto (Excerpt)
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duration: PT3M57S
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by artist: Ludwig van Beethoven
by artist: Moura Lympany
in album: 100 Best Relaxing Classics
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popularity: 3
genre: classical
genre: classical-piano
genre: chamber-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: Beethoven: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto (Excerpt)
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Beethoven / Arr Leon: Piano Concerto No. 5 in E-Flat Major, Op. 73, "Emperor": II. Adagio un poco mosso
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duration: PT7M1S
duration ms: 421733
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by artist: Julia Thornton
by artist: Ernö Olah
by artist: National Radio Orchestra of The Netherlands
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popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Beethoven / Arr Leon: Piano Concerto No. 5 in E-Flat Major, Op. 73, "Emperor": II. Adagio un poco mosso
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Beethoven: Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique": II. Adagio cantabile
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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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Beethoven: Bagatelle No. 25 in A Minor, WoO 59 "Für Elise"
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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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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
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Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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by artist: Bryden Thomson
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Mozart: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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Bellini: Norma, Act 1: "Casta diva" (Norma, Chorus)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Bellini: Norma, Act 1: "Casta diva" (Norma, Chorus)
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Bach, JS: Goldberg Variations, BWV 988: I. Aria
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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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Allegri: Miserere (Excerpt)
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Pergolesi: Stabat Mater: I. Stabat mater dolorosa
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Schubert: String Quintet in C Major, Op. 163, D. 956: II. Adagio (Excerpt)
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Rachmaninov: Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto (Excerpt)
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Myers: Cavatina (From "The Deer Hunter")
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Mahler: Symphony No. 5 in C-Sharp Minor: IV. Adagietto. Sehr langsam (Conclusion)
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Barber: Adagio for Strings, Op. 11
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Shostakovich: Suite for Jazz Orchestra No. 2, Op. 50b: No. 2, Waltz
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Newman: Any Other Name (From "American Beauty")
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by artist: Thomas Newman
by artist: Nikolaj Bloch
in album: 100 Best Relaxing Classics
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popularity: 2
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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: 2026-07-08T03:20:19Z
audio: Newman: Any Other Name (From "American Beauty")
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Williams: Main Theme (From "Schindler's List")
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by artist: John Williams
by artist: Tasmin Little
by artist: Iain Sutherland
by artist: The New World Philharmonic
in album: 100 Best Relaxing Classics
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popularity: 2
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Williams: Main Theme (From "Schindler's List")
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Gabriel's Oboe (From "The Mission")
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duration: PT3M42S
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by artist: Ennio Morricone
by artist: Renaud Capuçon
by artist: Stéphane Denève
by artist: Brussels Philharmonic
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popularity: 2
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Gabriel's Oboe (From "The Mission")
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Tárrega: Recuerdos de la Alhambra
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by artist: Francisco Tárrega
by artist: Thibaut García
in album: 100 Best Relaxing Classics
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  date published: 2019-04-05
popularity: 2
genre: spanish-classical
genre: late-romantic-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Tárrega: Recuerdos de la Alhambra
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50 Best Relaxing Classics
type: MusicAlbum
date published: 2019-04-05
track: Saint-Saëns / Arr. Hazell: Le carnaval des animaux: XIII. Le cygne
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  by artist: Han-Na Chang
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  genre: classical
  genre: late-romantic-era
  genre: french-romanticism
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Saint-Saëns / Arr. Hazell: Le carnaval des animaux: XIII. Le cygne
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track: Mendelssohn: Violin Concerto in E Minor, Op. 64, MWV O14: II. Andante (Excerpt)
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  by artist: Yehudi Menuhin
  by artist: Efrem Kurtz
  by artist: Philharmonia Orchestra
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  popularity: 20
  genre: classical
  genre: early-romantic-era
  genre: german-romanticism
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T13:32:09Z
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track: Liszt: 3 Liebesträume, S. 541: No. 3 in A-Flat Major
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  by artist: John Ogdon
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  popularity: 6
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  subject of: OpenTimestamps Proof of Existence
  audio: Liszt: 3 Liebesträume, S. 541: No. 3 in A-Flat Major
track: Brahms: 16 Waltzes, Op. 39: No. 15 in A-Flat Major

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-06T07:16:32Z

Liszt: 3 Liebesträume, S. 541: No. 3 in A-Flat Major
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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
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Mozart: Five Masses
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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
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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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track: Missa (solemnis) in C minor, K.139 "Waisenhausmesse": 5. Benedictus
track: Mass in C, K.317 "Coronation": 6. Agnus Dei
track: anctissi]mae Trinitatis", K.167: 1. Kyrie
track: Missa solemnis in C, K.337: 3. Credo
track: Missa solemnis in C, K.337: 4. Sanctus - 5. Benedictus
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Mozart: Five Masses
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OTSVerificationAPI
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OTSTimestamp
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Mass in C, K.317 "Coronation": 3. Credo
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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: Missa (solemnis) in C minor, K.139 "Waisenhausmesse": 5. Benedictus
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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by artist: Wiener Philharmoniker
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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: anctissi]mae Trinitatis", K.167: 1. Kyrie
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Missa solemnis in C, K.337: 3. Credo
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by artist: Wolfgang Amadeus Mozart
by artist: Margaret Marshall
by artist: Ann Murray
by artist: Rogers Covey-Crump
by artist: David Wilson-Johnson
by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
by artist: Stephen Cleobury
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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: Missa solemnis in C, K.337: 3. Credo
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Missa solemnis in C, K.337: 4. Sanctus - 5. Benedictus
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by artist: Wolfgang Amadeus Mozart
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by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
by artist: Stephen Cleobury
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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: Missa solemnis in C, K.337: 4. Sanctus - 5. Benedictus
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Missa solemnis in C, K.337: 6. Agnus Dei
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by artist: Ann Murray
by artist: Rogers Covey-Crump
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by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Missa solemnis in C, K.337: 6. Agnus Dei
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anctissi]mae Trinitatis", K.167: 6. Agnus Dei
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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: anctissi]mae Trinitatis", K.167: 6. Agnus Dei
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Mass in C, K.257 "Credo": 2. Gloria
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duration: PT3M48S
duration ms: 228093
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by artist: Wolfgang Amadeus Mozart
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by artist: Bernadette Manca Di Nissa
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by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
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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: Mass in C, K.257 "Credo": 2. Gloria
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Decca Masterpieces: Mozart - The Great Choral Works
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-06T01:26:17Z
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    date published: 2026-07-02T03:55:08Z
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OpenTimestamps Proof of Existence
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date published: 2026-07-02T03:55:08Z

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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T13:32:09Z
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  subject of: OpenTimestamps Proof of Existence
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OpenTimestamps Proof of Existence
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date published: 2026-07-02T03:55:08Z

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Mozart: Coronation Mass/Missa Solemnis/Mass in C
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957067
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078300231
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T16:54:37Z
  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 0x221b6577946268fe53308020509c81bbf459df907fb3d810a1436c72273f1843. Chain 2 (Bitcoin): anchored in block 957067 (2026-07-07T16:54:37Z), 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/GBF078300231.
    date published: 2026-07-07T16:54:37Z
  audio: Mass in C, K.317 "Coronation": 1. Kyrie
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Mass in C, K.317 "Coronation": 2. Gloria
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  duration: PT4M52S
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  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Margaret Marshall
  by artist: Ann Murray
  by artist: Rogers Covey-Crump
  by artist: David Wilson-Johnson
  by artist: Choir of King's College, Cambridge
  by artist: English Chamber Orchestra
  by artist: Stephen Cleobury
  in album: Mozart: Coronation Mass/Missa Solemnis/Mass in C
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    date published: 1995-01-01
  genre: classical
  genre: classical-era
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe39b6bdc85f8b4c3e528ff62e87c7593159c61e839082b8322a06ed1557035f4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957041
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078300232
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T13:25:45Z
  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 0xe39b6bdc85f8b4c3e528ff62e87c7593159c61e839082b8322a06ed1557035f4. Chain 2 (Bitcoin): anchored in block 957041 (2026-07-07T13:25:45Z), 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/GBF078300232.
    date published: 2026-07-07T13:25:45Z
  audio: Mass in C, K.317 "Coronation": 2. Gloria
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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track: Mass in C, K.317 "Coronation": 3. Credo
  type: MusicRecording
  duration: PT7M24S
  duration ms: 444786
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Margaret Marshall
  by artist: Ann Murray
  by artist: Rogers Covey-Crump
  by artist: David Wilson-Johnson
  by artist: Choir of King's College, Cambridge
  by artist: English Chamber Orchestra
  by artist: Stephen Cleobury
  in album: Mozart: Coronation Mass/Missa Solemnis/Mass in C
  genre: classical
  genre: classical-era
  isrc code: GBF078300233
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Mass in C, K.317 "Coronation": 3. Credo
track: Mass in C, K.317 "Coronation": 6. Agnus Dei
track: Missa solemnis in C, K.337: 3. Credo
track: Missa solemnis in C, K.337: 4. Sanctus - 5. Benedictus
track: Missa solemnis in C, K.337: 6. Agnus Dei
track: Mass in C, K.257 "Credo": 2. Gloria
track: Mass in C, K.257 "Credo": 4. Sanctus
track: Mass in C, K.257 "Credo": 5. Benedictus
track: Mass in C, K.257 "Credo": 6. Agnus Dei

Mozart: Coronation Mass/Missa Solemnis/Mass in C
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956891

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078300233

OTSTimestamp
type: PropertyValue
value: 2026-07-06T07:16:32Z

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 0xb5fe720b7292b0758ae3578cfa2e9984c3b6e51c98fa00e0dfbe582b4dfb23f9. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078300233.
date published: 2026-07-06T07:16:32Z

Mass in C, K.317 "Coronation": 3. Credo
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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
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Mass in C, K.317 "Coronation": 6. Agnus Dei
type: MusicRecording
duration: PT6M23S
duration ms: 383293
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Margaret Marshall
by artist: Ann Murray
by artist: Rogers Covey-Crump
by artist: David Wilson-Johnson
by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
by artist: Stephen Cleobury
in album: Mozart: Coronation Mass/Missa Solemnis/Mass in C
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-era
isrc code: GBF078300236
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078300236
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 0x5a7c04175f96641e7c905b2d5ebb3deddd4f7d6c5c1ae6da027978a352d88b03. 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/GBF078300236.
  date published: 2026-07-02T03:55:08Z
audio: Mass in C, K.317 "Coronation": 6. Agnus Dei
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: 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: Valence (Positivity)
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Missa solemnis in C, K.337: 3. Credo
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duration: PT5M27S
duration ms: 327720
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Margaret Marshall
by artist: Ann Murray
by artist: Rogers Covey-Crump
by artist: David Wilson-Johnson
by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
by artist: Stephen Cleobury
in album: Mozart: Coronation Mass/Missa Solemnis/Mass in C
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-era
isrc code: GBF078300243
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078300243
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 0xaba8d705867c39a87a5cb23e0735a5d5364f5b8b5de4b692fdb6da41f7a6b991. 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/GBF078300243.
  date published: 2026-07-08T03:20:19Z
audio: Missa solemnis in C, K.337: 3. Credo
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Speechiness
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Missa solemnis in C, K.337: 4. Sanctus - 5. Benedictus
type: MusicRecording
duration: PT4M57S
duration ms: 297200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Margaret Marshall
by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
by artist: Stephen Cleobury
in album: Mozart: Coronation Mass/Missa Solemnis/Mass in C
  type: MusicAlbum
  date published: 1995-01-01
genre: classical
genre: classical-era
isrc code: GBF078300244
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x304e41ac1cf7b0324391dfb0f6bb2894ccf0f7dac0c66b0bcab4f19a3527da9e
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078300244
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 0x304e41ac1cf7b0324391dfb0f6bb2894ccf0f7dac0c66b0bcab4f19a3527da9e. 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/GBF078300244.
  date published: 2026-07-08T03:53:27Z
audio: Missa solemnis in C, K.337: 4. Sanctus - 5. Benedictus
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Missa solemnis in C, K.337: 6. Agnus Dei
type: MusicRecording
duration: PT5M54S
duration ms: 354240
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Margaret Marshall
by artist: Ann Murray
by artist: Rogers Covey-Crump
by artist: David Wilson-Johnson
by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
by artist: Stephen Cleobury
in album: Mozart: Coronation Mass/Missa Solemnis/Mass in C
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genre: classical
genre: classical-era
isrc code: GBF078300245
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: 2026-07-08T03:22:41Z
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Mass in C, K.257 "Credo": 2. Gloria
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by artist: Bernadette Manca Di Nissa
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by artist: Stephen Layton
by artist: Stephen Cleobury
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Mass in C, K.257 "Credo": 2. Gloria
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Mass in C, K.257 "Credo": 4. Sanctus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Mass in C, K.257 "Credo": 4. Sanctus
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Mass in C, K.257 "Credo": 5. Benedictus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Mass in C, K.257 "Credo": 5. Benedictus
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Mass in C, K.257 "Credo": 6. Agnus Dei
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Mass in C, K.257 "Credo": 6. Agnus Dei
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Mozart: Vesperae de Dominica; Litaniae de venerabili altaris sacramento
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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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track: Vesperae de Dominica in C, K.321: 2. Confitebor
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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
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track: Litaniae de venerabili altaris sacramento in E flat, K.243: 1. Kyrie eleison
track: Litaniae de venerabili altaris sacramento in E flat, K.243: 6. Dulcissimum convivium
track: Litaniae de venerabili altaris sacramento in E flat, K.243: 7. Viaticum in Domino morientum

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Choir of St. John's College, Cambridge
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The Wren Orchestra
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

Vesperae de Dominica in C, K.321: 6. Magnificat
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Litaniae de venerabili altaris sacramento in E flat, K.243: 1. Kyrie eleison
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Litaniae de venerabili altaris sacramento in E flat, K.243: 6. Dulcissimum convivium
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Litaniae de venerabili altaris sacramento in E flat, K.243: 7. Viaticum in Domino morientum
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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 0xf136e94a69cfaa77d2a66550bd5e4f49000205020f68646a500bbec8a726109f. 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/GBAYC8900862.
date published: 2026-07-08T03:20:19Z

Bach: Herz und Mund und Tat und Leben, BWV 147, Pt. II: No. 10 "Jesus bleibet meine Freude"
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Bach, JS: Mass in B Minor, BWV 232: Cum Sancto Spiritu
type: MusicRecording
duration: PT4M22S
duration ms: 262413
explicit: false
by artist: Johann Sebastian Bach
by artist: Eugen Jochum
by artist: Bavarian Radio Chorus
by artist: Sinfonie-Orchester Des Bayerischen Rundfunks
in album: The Power and the Glory
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  date published: 2007-03-09
popularity: 3
genre: classical
genre: classical-piano
isrc code: GBAYC8000257
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8000257
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f256138c5e01e18123ba7fabac505ce31242013cc5d748c9cde725beb85565e. 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/GBAYC8000257.
  date published: 2026-07-08T03:22:41Z
audio: Bach, JS: Mass in B Minor, BWV 232: Cum Sancto Spiritu
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  additional property: Valence (Positivity)
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Pergolesi: Stabat Mater: I. Stabat mater dolorosa
type: MusicRecording
duration: PT3M57S
duration ms: 237346
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Paul Daniel
by artist: Lesley Garrett
by artist: Robin Blaze
by artist: London Session Orchestra
in album: The Power and the Glory
  type: MusicAlbum
  date published: 2007-03-09
popularity: 6
genre: classical
genre: choral
genre: requiem
isrc code: GBAYC0302414
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0302414
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T20:41:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9a9289ad5f3f61f652a831de5657cafb1412ba06eac5fd847b33729344893c0. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0302414.
  date published: 2026-07-07T20:41:57Z
audio: Pergolesi: Stabat Mater: I. Stabat mater dolorosa
  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
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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Handel: Coronation Anthem No. 1, HWV 258 "Zadok the Priest"
type: MusicRecording
duration: PT6M4S
duration ms: 364480
explicit: false
by artist: George Frideric Handel
by artist: Andrew Davis
by artist: Royal Choral Society
by artist: London Philharmonic Orchestra
in album: The Power and the Glory
  type: MusicAlbum
  date published: 2007-03-09
popularity: 13
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBAYD9600267
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: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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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 0x7473a5c06d26895b743be7b2cdd53df1a6e7ce5f39f9426612371dc3bc4a03d4. 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/GBAYD9600267.
  date published: 2026-07-02T03:55:08Z
audio: Handel: Coronation Anthem No. 1, HWV 258 "Zadok the Priest"
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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Jesus Christ is Risen Today
type: MusicRecording
duration: PT3M10S
duration ms: 190546
explicit: false
by artist: Traditional
by artist: Sir David Willcocks/King's College Choir, Cambridge/Ian Hare
in album: The Power and the Glory
  type: MusicAlbum
  date published: 2007-03-09
popularity: 13
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
isrc code: GBAYD0700059
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: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD0700059
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 0xa4ef3dbd1125138a27dd158b6fa5775772dbafb5b5b19e6f937205b12b662545. 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/GBAYD0700059.
  date published: 2026-07-02T03:55:08Z
audio: Jesus Christ is Risen Today
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Allegri: Miserere (Excerpt)
type: MusicRecording
duration: PT5M48S
duration ms: 348013
explicit: false
by artist: Gregorio Allegri
by artist: Stephen Cleobury
by artist: Choir of King's College, Cambridge
by artist: Timothy Beasley-Murray
in album: The Power and the Glory
  type: MusicAlbum
  date published: 2007-03-09
popularity: 21
isrc code: GBAYC8300202
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7be8a84a2468a60f0e1cc5fde607fb7022910c66e3099d9039ad112a81ad5d37. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8300202.
  date published: 2026-07-02T05:09:12Z
audio: Allegri: Miserere (Excerpt)
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  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: Acousticness
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The Lord's Prayer - 1998 Remastered Version
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duration: PT3M6S
duration ms: 186600
explicit: false
by artist: Albert Malotte
by artist: Charles Craig
by artist: Michael Collins & His Orchestra
in album: The Power and the Glory
  type: MusicAlbum
  date published: 2007-03-09
popularity: 1
isrc code: GBAYD0700058
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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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
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3d683e78042920f901393561261bf839e378a7df255da6466515a02537e66eb. 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/GBAYD0700058.
  date published: 2026-07-08T03:22:41Z
audio: The Lord's Prayer - 1998 Remastered Version
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  additional property: Valence (Positivity)
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Brahms: Ein deutsches Requiem, Op. 45: IV. Wie lieblich sind deine Wohnungen
type: MusicRecording
duration: PT6M11S
duration ms: 371946
explicit: false
by artist: Johannes Brahms
by artist: BBC Symphony Chorus/London Philharmonic Choir/London Philharmonic Orchestra/Klaus Tennstedt
by artist: BBC Symphony Chorus
by artist: London Philharmonic Choir
by artist: Klaus Tennstedt
by artist: London Philharmonic Orchestra
in album: The Power and the Glory
  type: MusicAlbum
  date published: 2007-03-09
popularity: 0
genre: classical
genre: german-romanticism
genre: late-romantic-era
isrc code: GBAYC9601191
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brahms: Ein deutsches Requiem, Op. 45: IV. Wie lieblich sind deine Wohnungen
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Handel: Judas Maccabaeus, HWV 63, Act 3: Chorus. "Thine be the glory"
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by artist: Massed Choirs From Merseyside
by artist: Liverpool Cathedral Brass Ensemble
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by artist: Ian Wells
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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
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Bach, J.S.: Mass in B minor
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: Mass in B Minor, BWV 232 / Credo: Patrem omnipotentem
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