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genre: requiem
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album: Rudolf Schock: Vol. 2
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album: Mozart: Requiem in D Minor, K. 626
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album: The Blackest Bass: Gottlob Frick Portrait
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  track: Die Entführung aus dem Serail, K. 384: Wer ein Liebchen hat gefunden
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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
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album: Maria Stader / Chor der St.Hedwigs-Kathedrale / Berliner Philarmoniker / Igor Markevitch play: Wolfgang Amadeus Mozart: Missa [Nr. 14], Krönungsmesse, KV 317
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album: Haydn: Die Schöpfung
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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: Gurrelieder / Pt. 1: 5. Tove: Sterne jubeln
  track: Gurrelieder / Pt. 3: 22. Mixed Chorus: Seht die Sonne
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album: Work - Bach
album: Lovely Classique Musique Sacrée
album: Bach Melodies
album: Ode an die Freude (und andere berühmte Chöre)
album: 50 Best Classics
album: 100 Best Berliner Philharmoniker
album: 111 Years of Deutsche Grammophon
album: 50 Plus Grands Succès : Musique sacrée
album: O Tannenbaum (Old german Christmas Songs 1924 - 1937)
album: Essential Handel
album: Schubert: Deutsche Messe D. 872 by Karl Forster (Remastered 2022, Studio 1960)
album: 12 Contredanses, Stage Music & Other Works

Gurrelieder / Pt. 3: 22. Mixed Chorus: Seht die Sonne
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by artist: Chor der St. Hedwigs-Kathedrale Berlin
by artist: Stadtischer Musikverein, Dusseldorf
by artist: Deutsches Symphonie-Orchester Berlin
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audio: Gurrelieder / Pt. 3: 22. Mixed Chorus: Seht die Sonne
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additional property: OTSVerifyInstructions
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Mass In C Minor, K.427 "Grosse Messe": 1. Kyrie
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  date published: 2026-07-08T03:20:19Z
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Mass In C Minor, K.427 "Grosse Messe": 2e. Gloria: Qui tollis
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  date published: 2026-07-31T19:53:57Z
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Symphony No. 9 in D Minor, Op. 125: IV. Finale. Ode an die Freude
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3524d6372c763c6375158b3ef1ee674b2f6b5b9fd41cb087d9f57e47e47fcd7a. 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/DEE478000175.
  date published: 2026-07-02T03:55:08Z
audio: Symphony No. 9 in D Minor, Op. 125: IV. Finale. Ode an die Freude
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  additional property: Valence (Positivity)
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  additional property: Key Name
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  additional property: Mode Name
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Schubert: Deutsche Messe, D. 872: No. 5, Zum Sanctus
type: MusicRecording
duration: PT3M47S
duration ms: 227560
explicit: false
by artist: Franz Schubert
by artist: Chor der St. Hedwigs
by artist: Kathedrale Berlin
by artist: Berliner Symphoniker
by artist: Wolfgang Meyer
by artist: Karl Forster
by artist: Chor der St. Hedwigs-Kathedrale Berlin
in album: 50 Best Classics
  type: MusicAlbum
  date published: 2010-02-26
popularity: 22
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEA348801333
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA348801333
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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71198d65b12ef74d5a9976b1a43d5e8d4d6bd15deedf443d7458056ae8cf6a63. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/DEA348801333.
  date published: 2026-06-13T13:32:09Z
audio: Schubert: Deutsche Messe, D. 872: No. 5, Zum Sanctus
  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: Valence (Positivity)
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Messa da Requiem: IV. Sanctus
type: MusicRecording
duration: PT2M27S
duration ms: 147840
explicit: false
by artist: Giuseppe Verdi
by artist: RIAS-Symphonie-Orchester
by artist: Ferenc Fricsay
by artist: RIAS Kammerchor
by artist: Chor der St. Hedwigs-Kathedrale Berlin
in album: 111 Years of Deutsche Grammophon
  type: MusicAlbum
  date published: 2009-01-01
genre: classical
genre: opera
isrc code: DEF055300004
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/DEF055300004
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd9c52ac4c66a6b38dba73276396afe60ee1ed48a5121f8b9f6eadf98012300e. 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/DEF055300004.
  date published: 2026-07-08T03:20:19Z
audio: Messa da Requiem: IV. Sanctus
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: 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: Mode Name
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Mass In C Minor, K.427 "Grosse Messe": 3a. Credo: Credo in unum Deum
type: MusicRecording
duration: PT3M36S
duration ms: 216466
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Deutsches Symphonie-Orchester Berlin
by artist: Ferenc Fricsay
by artist: Chor der St. Hedwigs-Kathedrale Berlin
in album: 50 Plus Grands Succès : Musique sacrée
  type: MusicAlbum
  date published: 2007-01-01
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fbab5801989796720c54be7fb96494600535362504c5c133bade57cd7bcc67e. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/DEF055930310.
  date published: 2026-07-31T02:51:48Z
audio: Mass In C Minor, K.427 "Grosse Messe": 3a. Credo: Credo in unum Deum
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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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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    value: 0.417
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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isrc code: DEF055930310
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055930310
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960337
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Deutsche Messe D. 872 - I. Zum Eingang. Mässig - Remastered 2022, Studio 1960
type: MusicRecording
duration: PT4M46S
duration ms: 286937
explicit: false
by artist: Franz Schubert
by artist: Karl Forster
by artist: Berliner Symphoniker
by artist: Chor der St. Hedwigs-Kathedrale Berlin
in album: Schubert: Deutsche Messe D. 872 by Karl Forster (Remastered 2022, Studio 1960)
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  date published: 2023-01-14
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: PL66V2249769
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
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PL66V2249769
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b8e176ce708e8a4fb0e5ff06b89b75c1248ede80bc53a658652860ceb81aa3b. 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/PL66V2249769.
  date published: 2026-07-08T03:22:41Z
audio: Deutsche Messe D. 872 - I. Zum Eingang. Mässig - Remastered 2022, Studio 1960
  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: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Deutsche Messe D. 872 - III. Zum Evangelium und Credo. Nicht zu langsam - Remastered 2022, Studio 1960
type: MusicRecording
duration: PT2M51S
duration ms: 171328
explicit: false
by artist: Franz Schubert
by artist: Karl Forster
by artist: Berliner Symphoniker
by artist: Chor der St. Hedwigs-Kathedrale Berlin
in album: Schubert: Deutsche Messe D. 872 by Karl Forster (Remastered 2022, Studio 1960)
  type: MusicAlbum
  date published: 2023-01-14
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b898518a07e736d58a09c958a08bd3e7d645b050dd020c1105a45787a7568fe. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/PL66V2249771.
  date published: 2026-07-31T19:53:13Z
audio: Deutsche Messe D. 872 - III. Zum Evangelium und Credo. Nicht zu langsam - Remastered 2022, Studio 1960
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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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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isrc code: PL66V2249771
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PL66V2249771
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Time Signature
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value: 6

Danceability
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Energy
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Speechiness
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Acousticness
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Instrumentalness
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value: 0.934

Liveness
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value: 0.154

Valence (Positivity)
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value: 0.034

Loudness (dB)
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value: -31.84

Key Name
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value: Ab

Mode Name
type: PropertyValue
value: Major

Gurrelieder / Pt. 1: 5. Tove: Sterne jubeln
type: MusicRecording
duration: PT2M25S
duration ms: 145106
explicit: false
by artist: Arnold Schoenberg
by artist: Susan Dunn
by artist: Deutsches Symphonie-Orchester Berlin
by artist: Riccardo Chailly
in album: Schoenberg: Gurrelieder
  type: MusicAlbum
  date published: 1990-11-05
genre: classical
isrc code: GBF078542605
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xc40fb1996880222905c352ab7c95e3d79ad17a20425fc35117e582cd34933d45
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/GBF078542605
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
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Goldberg Variations, BWV 988: II. Variation 1 a 1 clav.
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Violin Concerto in A Minor, BWV 1041: I. Allegro
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Cantata No. 208 'Sheep may safely graze' (arr. Marinner)
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Mass in B Minor, BWV 232, Symbolum Nicenum: No. 16, Et incarnatus est (Chorus)
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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: Mass in B Minor, BWV 232, Symbolum Nicenum: No. 16, Et incarnatus est (Chorus)
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Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. Allegro
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by artist: Academy of St. Martin in the Fields
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:50:38Z
audio: Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. Allegro
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Lovely Classique Musique Sacrée
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Bach Melodies
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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: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air (arr. Defaye)
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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: Concerto for 2 Violins in D Minor, BWV 1043: I. Vivace
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track: Concerto for 2 Violins in D Minor, BWV 1043: II. Largo ma non tanto
track: Toccata and Fugue in D Minor, BWV 565: I. Toccata
track: Partita in B-Flat Major, BWV 825: I. Prelude
track: Prelude and Fugue No. 1 in C Major, BWV 846

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

Concerto for 2 Violins in D Minor, BWV 1043: I. Vivace
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Concerto for 2 Violins in D Minor, BWV 1043: II. Largo ma non tanto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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    value: 0.151
  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Toccata and Fugue in D Minor, BWV 565: I. Toccata
type: MusicRecording
duration: PT2M40S
duration ms: 160280
explicit: false
by artist: Johann Sebastian Bach
by artist: Peter Hurford
in album: Bach Melodies
  type: MusicAlbum
  date published: 2019-12-21
genre: classical
genre: classical-piano
isrc code: GBAYD9300391
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
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD9300391
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 0xda16a128c1883c781626a733b5ca1c600e83e07cb8b80f8eb62550836268b30d. 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/GBAYD9300391.
  date published: 2026-07-08T03:20:19Z
audio: Toccata and Fugue in D Minor, BWV 565: I. Toccata
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  additional property: Mode (Major/Minor)
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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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Partita in B-Flat Major, BWV 825: I. Prelude
type: MusicRecording
duration: PT2M13S
duration ms: 133653
explicit: false
by artist: Johann Sebastian Bach
by artist: Piotr Anderszewski
by artist: Gustav Leonhardt
in album: Bach Melodies
  type: MusicAlbum
  date published: 2019-12-21
genre: classical
genre: classical-piano
isrc code: GBAYC0103470
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
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0103470
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
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 0xa19fd278c3b617a3e6147ed57b64a140c2d224edbcd4870b7b0173f9d029ef20. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0103470.
  date published: 2026-07-06T06:56:49Z
audio: Partita in B-Flat Major, BWV 825: I. Prelude
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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Prelude and Fugue No. 1 in C Major, BWV 846
type: MusicRecording
duration: PT3M11S
duration ms: 191533
explicit: false
by artist: Johann Sebastian Bach
by artist: Edwin Fischer
in album: Bach Melodies
  type: MusicAlbum
  date published: 2019-12-21
genre: classical
genre: classical-piano
isrc code: GBAYC9901709
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbde5eb25d8438fd3119d55f3bbbe290b77cafde2ffeb9fb02a39fbc0036f159d
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/GBAYC9901709
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 0xbde5eb25d8438fd3119d55f3bbbe290b77cafde2ffeb9fb02a39fbc0036f159d. 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/GBAYC9901709.
  date published: 2026-07-08T03:22:41Z
audio: Prelude and Fugue No. 1 in C Major, BWV 846
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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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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  additional property: Loudness (dB)
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Ode an die Freude (und andere berühmte Chöre)
type: MusicAlbum
date published: 2013-05-24
track: Ave verum corpus, K. 618
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170240
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: The Choir Of Trinity College, Cambridge
  by artist: Richard Marlow
  by artist: Silas Standage
  in album: Ode an die Freude (und andere berühmte Chöre)
    type: MusicAlbum
    date published: 2013-05-24
  genre: classical
  genre: classical-era
  isrc code: GBARU9300003
  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/0xf57652bf631cc5b672eace00c8abe5ccab73f7a54f1195d161bbbc14547d374a
  additional property: OTSHash
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    type: PropertyValue
    value: https://blockstream.info/api/block-height/957122
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBARU9300003
  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
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf57652bf631cc5b672eace00c8abe5ccab73f7a54f1195d161bbbc14547d374a. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBARU9300003.
    date published: 2026-07-08T03:39:04Z
  audio: Ave verum corpus, K. 618
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 147.984
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.134
    additional property: Energy
      type: PropertyValue
      value: 0.028
    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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      value: -27.324
    additional property: Key Name
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      value: D
    additional property: Mode Name
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      value: Major
track: Zadok the Priest
  type: MusicRecording
  duration: PT5M20S
  duration ms: 320480
  explicit: false
  by artist: George Frideric Handel
  by artist: The Choir Of Westminster Abbey
  by artist: Martin Neary
  by artist: Martin Baker
  in album: Ode an die Freude (und andere berühmte Chöre)
    type: MusicAlbum
    date published: 2013-05-24
  genre: classical
  genre: early-music
  genre: baroque
  genre: english-baroque
  genre: german-baroque
  isrc code: USSM19928122
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T04:06:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa63b494ace4553a809e1488b4b0ea047fab43cac336b111e9a4e474d14025fac
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19928122
  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 0xa63b494ace4553a809e1488b4b0ea047fab43cac336b111e9a4e474d14025fac. 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/USSM19928122.
    date published: 2026-07-08T03:22:41Z
  audio: Zadok the Priest
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.346
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.904
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.868
    additional property: Liveness
      type: PropertyValue
      value: 0.081
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.171
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.667
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Lohengrin: Treulich geführt (Brautchor)
  type: MusicRecording
  duration: PT4M39S
  duration ms: 279173
  explicit: false
  by artist: Richard Wagner
  by artist: Woldemar Nelsson
  in album: Ode an die Freude (und andere berühmte Chöre)
    type: MusicAlbum
    date published: 2013-05-24
  genre: classical
  genre: opera
  isrc code: USSM10001518
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Lohengrin: Treulich geführt (Brautchor)
track: Battle Hymn of the Republic
track: Symphony No. 9 in D Minor, Op. 125: IV. Finale. Ode an die Freude

CopyrightRegisteredAt
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value: 2026-07-07T01:35:33+00:00

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0xb4caab37afd410a8eed003e8561b796873d5c5e913b8a4fb49d9c45c2c3f2895

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957118

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

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10001518

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

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4caab37afd410a8eed003e8561b796873d5c5e913b8a4fb49d9c45c2c3f2895. 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/USSM10001518.
date published: 2026-07-08T03:20:19Z

Lohengrin: Treulich geführt (Brautchor)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 106.291
additional property: Musical Key
  type: PropertyValue
  value: 10
additional property: Mode (Major/Minor)
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additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.162
additional property: Energy
  type: PropertyValue
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additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.987
additional property: Instrumentalness
  type: PropertyValue
  value: 0.206
additional property: Liveness
  type: PropertyValue
  value: 0.069
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.099
additional property: Loudness (dB)
  type: PropertyValue
  value: -21.564
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Major

Battle Hymn of the Republic
type: MusicRecording
duration: PT4M46S
duration ms: 286466
explicit: false
by artist: William Steffe
by artist: Eugene Ormandy
by artist: The Tabernacle Choir at Temple Square
by artist: Philadelphia Orchestra
in album: Ode an die Freude (und andere berühmte Chöre)
  type: MusicAlbum
  date published: 2013-05-24
isrc code: USSM16101533
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM16101533
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
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subject of: OpenTimestamps Proof of Existence
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audio: Bach, JS: Wachet auf, ruft uns die Stimme, BWV 140: No. 1, Chor. "Wachet auf, ruft uns die Stimme"
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Bach, JS: Toccata and Fugue in D Minor, BWV 565: Toccata
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
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Grieg: Peer Gynt, Op. 23, Act 4: No. 13, Prelude. Morning Mood
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by artist: Sir Neville Marriner
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
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Allegri: Miserere (Excerpt)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Allegri: Miserere (Excerpt)
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Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
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Shostakovich / Arr. Atovmyan: The Gadfly, Suite Op. 97a: No. 8 Romance
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  date published: 2026-06-13T15:41:10Z
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Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
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  date published: 2026-06-13T12:47:07Z
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Barber: Adagio for Strings, Op. 11
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
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Franck / Arr. Sandré: Mass, Op. 12, FWV 61: Panis Angelicus
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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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Tchaikovsky: 1812 Overture in E-Flat Major, Op. 49 (Excerpt)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Tchaikovsky: 1812 Overture in E-Flat Major, Op. 49 (Excerpt)
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Rimsky-Korsakov: Scheherazade, Op. 35: II. The Kalendar Prince (Excerpt)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Rimsky-Korsakov: Scheherazade, Op. 35: II. The Kalendar Prince (Excerpt)
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Berlioz: L'enfance du Christ, Op. 25, H. 130, Part 2: The Shepherds' Farewell
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Berlioz: L'enfance du Christ, Op. 25, H. 130, Part 2: The Shepherds' Farewell
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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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
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Massenet: Thaïs, Act 2: Méditation
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subject of: OpenTimestamps Proof of Existence
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Gounod: St Cecilia Mass: IV. Sanctus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
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Grieg: Piano Concerto in A Minor, Op. 16: I. Allegro molto moderato (Excerpt)
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duration: PT4M27S
duration ms: 267773
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by artist: Cecile Ousset
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by artist: London Symphony Orchestra
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
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Borodin: Prince Igor, Act II: Polovtsian Dances (Excerpt)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Borodin: Prince Igor, Act II: Polovtsian Dances (Excerpt)
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Fauré: Requiem, Op. 48: VII. In Paradisum
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by artist: Choir of King's College, Cambridge
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Fauré: Requiem, Op. 48: VII. In Paradisum
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Sibelius: Karelia Suite, Op. 11: III. Alla marcia
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: Sibelius: Karelia Suite, Op. 11: III. Alla marcia
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Khachaturian: Spartacus Suite No. 2: I. Adagio of Spartacus and Phrygia
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  date published: 2026-06-13T13:32:09Z
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Mozart: Vesperae solennes de confessore, K. 339: V. Laudate Dominum
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Holst: The Planets, Op. 32: IV. Jupiter, the Bringer of Jollity (Excerpt)
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Tchaikovsky: Romeo and Juliet, Fantasy Overture (Excerpt)
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Cantique De Jean Racine
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Tchaikovsky: Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso - Allegro con spirito (Excerpt)
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Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto (Excerpt)
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Verdi: Messa da Requiem: IX. Ingemisco
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Sibelius: Finlandia, Op. 26
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: Sibelius: Finlandia, Op. 26
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Bach, JS: Concerto for Two Violins in D Minor, BWV 1043: II. Largo ma non tanto
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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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Mozart: Ave verum corpus, K. 618
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
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Verdi: Aïda, Act 2: "Gloria all'Egitto, ad Iside" (Chorus) - Triumphal March
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
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Williams: Main Theme (From "Schindler's List")
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  date published: 2026-06-13T17:25:41Z
audio: Williams: Main Theme (From "Schindler's List")
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Handel: Messiah, HWV 56, Pt. 3, Scene 1: Aria. "I Know That My Redeemer Liveth"
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  date published: 2026-06-13T13:32:09Z
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Prokofiev: Suite No. 2 from Romeo and Juliet, Op. 64ter: I. The Montagues and Capulets (Excerpt)
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  date published: 2026-06-13T17:25:41Z
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Tchaikovsky: The Nutcracker, Op. 71, Act II: No. 12e, Divertissement. Dance of the Reed-Flutes
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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/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8701458
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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 0x40eed33275fec1aef57b8b1e7a0f9ef8e65e6b2fb75379d74e6b0f1b0b1ddda5. 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/GBAYC8701458.
  date published: 2026-06-13T17:25:41Z
audio: Tchaikovsky: The Nutcracker, Op. 71, Act II: No. 12e, Divertissement. Dance of the Reed-Flutes
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  additional property: Tempo (BPM)
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    value: 145.758
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Haydn: The Creation, Hob. XXI:2, Pt. 1: Trio and Chorus. "The Heavens Are Telling" (Chorus, Gabriel, Uriel, Raphael)
type: MusicRecording
duration: PT4M47S
duration ms: 287400
explicit: false
by artist: Joseph Haydn
by artist: Sir David Willcocks
by artist: Choir of King's College, Cambridge
by artist: Heather Harper
by artist: John Shirley-Quirk
by artist: Robert Tear
by artist: Academy of St. Martin in the Fields
in album: 50 Best Classics
  type: MusicAlbum
  date published: 2010-02-26
popularity: 20
isrc code: GBAYD8800083
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xd7c838e600550b063fb704a0ba6c375544982b6faf121f8670321c5eafac2737
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8800083
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 0xd7c838e600550b063fb704a0ba6c375544982b6faf121f8670321c5eafac2737. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/GBAYD8800083.
  date published: 2026-07-02T03:30:09Z
audio: Haydn: The Creation, Hob. XXI:2, Pt. 1: Trio and Chorus. "The Heavens Are Telling" (Chorus, Gabriel, Uriel, Raphael)
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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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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Strauss I, J: Radetzky-Marsch, Op. 228
type: MusicRecording
duration: PT2M52S
duration ms: 172506
explicit: false
by artist: Johann Strauss I
by artist: Wiener Johann Strauss Orchester
by artist: Willi Boskovsky
in album: 50 Best Classics
  type: MusicAlbum
  date published: 2010-02-26
popularity: 37
genre: classical
genre: early-romantic-era
isrc code: GBAYC8901056
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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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/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8901056
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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 0xed1a4d622b6ee6f28c5309c4dd651dff187555cc4114abd09e8fcfe7715ff782. 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/GBAYC8901056.
  date published: 2026-06-13T17:25:41Z
audio: Strauss I, J: Radetzky-Marsch, Op. 228
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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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
    type: PropertyValue
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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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Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
type: MusicRecording
duration: PT6M41S
duration ms: 401946
explicit: false
by artist: Ludwig van Beethoven
by artist: Riccardo Muti
by artist: Philadelphia Orchestra
in album: 50 Best Classics
  type: MusicAlbum
  date published: 2010-02-26
popularity: 23
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: GBAYC8702014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T02:24:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd6c2d165e76c2d34ae57c601fb044c7df776a5b19222ca2b3d6b1306a82894b4
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8702014
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 0xd6c2d165e76c2d34ae57c601fb044c7df776a5b19222ca2b3d6b1306a82894b4. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/GBAYC8702014.
  date published: 2026-06-13T13:32:09Z
audio: Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": V. Hirtengesang. Frohe und dankbare Gefühle nach dem Sturm. Allegretto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  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: 0.078
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.053
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.03
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
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Fauré: Requiem, Op. 48 : IV. Pie Jesu
type: MusicRecording
duration: PT3M19S
duration ms: 199040
explicit: false
by artist: Gabriel Fauré
by artist: Dietrich Fischer-Dieskau
by artist: Victoria de los Ángeles
by artist: Choeurs Elisabeth Brasseurs
by artist: Henriette Puig-Roget
by artist: André Cluytens
by artist: Orchestre De La Société Des Concerts Du Conservatoire
in album: 50 Best Classics
  type: MusicAlbum
  date published: 2010-02-26
popularity: 21
isrc code: GBAYC9803752
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T03:46:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf4a6def8a1d6956abd5a6fac897c663e6e718316a2669a6e3f784a2a793eb31a
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954130
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9803752
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T19:07:14Z
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 0xf4a6def8a1d6956abd5a6fac897c663e6e718316a2669a6e3f784a2a793eb31a. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:07:14Z), 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/GBAYC9803752.
  date published: 2026-06-17T19:07:14Z
audio: Fauré: Requiem, Op. 48 : IV. Pie Jesu
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 106.086
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.222
  additional property: Energy
    type: PropertyValue
    value: 0.238
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.483
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.047
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.079
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
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Elgar: Land of Hope and Glory
type: MusicRecording
duration: PT2M37S
duration ms: 157466
explicit: false
by artist: Edward Elgar
by artist: Andrew Davis
by artist: Royal Choral Society
by artist: London Philharmonic Orchestra
in album: 50 Best Classics
  type: MusicAlbum
  date published: 2010-02-26
popularity: 28
genre: classical
genre: late-romantic-era
genre: british-modern-classical
genre: victorian-britain
isrc code: GBAYD9600140
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T02:21:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6223bf6c5106c0cb484e857ecbaf0537d2c1a5e82c0fda0f9c831e1297753213
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD9600140
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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 0x6223bf6c5106c0cb484e857ecbaf0537d2c1a5e82c0fda0f9c831e1297753213. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/GBAYD9600140.
  date published: 2026-06-13T15:41:10Z
audio: Elgar: Land of Hope and Glory
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.722
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.342
  additional property: Energy
    type: PropertyValue
    value: 0.441
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.606
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.074
  additional property: Liveness
    type: PropertyValue
    value: 0.175
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.429
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.935
  additional property: Key Name
    type: PropertyValue
    value: D
  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: 50 Best Classics
  type: MusicAlbum
  date published: 2010-02-26
popularity: 24
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
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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/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD8900809
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 953520 (2026-06-13T13:32:09Z), 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: 2026-06-13T13:32:09Z
audio: Mozart / Compl. Beyer: Requiem in D Minor, K. 626: VIII. Lacrimosa
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.294
  additional property: Musical Key
    type: PropertyValue
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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: 0.132
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Serenade No. 13 in G, K.525 'Eine kleine Nachtmusik' (1988 - Remaster): II. Romanze (Andante)
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by artist: Herbert von Karajan
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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
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The Planets - Suite for large orchestra, Op.32: I. Mars, the Bringer of War (Allegro)
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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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Flute Concerto No. 2 in D, K.314: III. Rondeau (Allegro)
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by artist: Berliner Philharmoniker
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Flute Concerto No. 2 in D, K.314: III. Rondeau (Allegro)
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Kammermusik No. 1, Op.24 No.1: I. Sehr schnell und wild
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Kammermusik No. 1, Op.24 No.1: I. Sehr schnell und wild
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Symphonie fantastique, Op.14: IV. Marche au supplice
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Symphonie fantastique, Op.14: IV. Marche au supplice
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Kammermusik No. 1, Op.24 No.1: II. Mässig schnelle Halbe. Sehr streng im Rhythmus
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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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Slavonic Dance, Op.46 No.1
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subject of: OpenTimestamps Proof of Existence
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Kammermusik No. 1, Op.24 No.1: III. Quartett. Sehr langsam und mit Ausdruck
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Symphony No. 88 in G Major: IV. Finale (Allegro con spirito)
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Première Rhapsodie
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An die schonen blauen Donau, Op.314 (extract)
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Gymnopédie No.3
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Flute and Harp Concerto in C, K.299: II. Andantino
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Tritsch-Tratsch Polka, Op.214
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Symphony No. 5 in C Sharp Minor: IV. Adagietto. Sehr langsam
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subject of: OpenTimestamps Proof of Existence
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The Nutcracker - Ballet, Op.71, Act II, No. 12 - Divertissement:: Chocolate: Spanish Dance
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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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Karelia Suite, Op.11 (2005 - Remaster): I. Intermezzo
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The Nutcracker - Ballet, Op.71, Act II, No. 12 - Divertissement:: Tea: Chinese Dance
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  date published: 2026-07-08T03:20:19Z
audio: The Nutcracker - Ballet, Op.71, Act II, No. 12 - Divertissement:: Tea: Chinese Dance
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Symphony No. 104 in D 'London' (1996 - Remaster): III. Menuet
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  date published: 2026-07-08T03:53:27Z
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Karelia Suite, Op.11 (2005 - Remaster): III. Alla marcia
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The Nutcracker - Ballet, Op.71, Act II: Variation II: Dance of the Sugar-Plum Fairy
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Symphony No. 8 'Unfinished' (1996 - Remaster): I. Allegro moderato (opening)
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duration: PT4M10S
duration ms: 250773
explicit: false
by artist: Herbert von Karajan
by artist: Berliner Philharmoniker
in album: 100 Best Berliner Philharmoniker
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0e3ed112fbdca631b75cb31ee2d6c090ba661344445f1452e523d1bdb7dbcb2. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9603166.
  date published: 2026-07-02T11:38:34Z
audio: Symphony No. 8 'Unfinished' (1996 - Remaster): I. Allegro moderato (opening)
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The Nutcracker - Ballet, Op.71, Act II: Coda
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duration: PT1M24S
duration ms: 84853
explicit: false
by artist: Berliner Philharmoniker
by artist: Sir Simon Rattle
in album: 100 Best Berliner Philharmoniker
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  date published: 2011-03-07
genre: classical
genre: opera
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 0x5def2091610d2de50b8b3f0b84c157e14f2b20d8818c08398a55e31703c00532. 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/GBAYC1000879.
  date published: 2026-07-08T03:22:41Z
audio: The Nutcracker - Ballet, Op.71, Act II: Coda
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Symphony No. 9 in E Minor, Op.95, B.178 'From the New World' (1986 - Remaster): II. Largo
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duration: PT4M36S
duration ms: 276880
explicit: false
by artist: Herbert von Karajan
by artist: Berliner Philharmoniker
in album: 100 Best Berliner Philharmoniker
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68fde166b2399a6bc2b401507f718631d487aac295700699dc1ed7f15103611f. 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/GBAYC8601244.
  date published: 2026-07-02T03:55:08Z
audio: Symphony No. 9 in E Minor, Op.95, B.178 'From the New World' (1986 - Remaster): II. Largo
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  additional property: Valence (Positivity)
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L'Arlésienne (1989 - Remaster): Farandole
type: MusicRecording
duration: PT3M25S
duration ms: 205680
explicit: false
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: 100 Best Berliner Philharmoniker
  type: MusicAlbum
  date published: 2011-03-07
genre: classical
genre: opera
genre: orchestra
genre: requiem
isrc code: GBAYC8901476
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12c97b2e9a3992d88d1f69894823e583bc29bb6923cc4fe3f66d5899cd8c08eb. 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/GBAYC8901476.
  date published: 2026-07-08T03:20:19Z
audio: L'Arlésienne (1989 - Remaster): Farandole
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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Trumpet Concerto in E Flat (1998 - Remaster): III. Rondo (Allegro molto)
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duration: PT3M39S
duration ms: 219733
explicit: false
by artist: Berliner Philharmoniker
by artist: Maurice André
by artist: Herbert von Karajan
in album: 100 Best Berliner Philharmoniker
  type: MusicAlbum
  date published: 2011-03-07
genre: classical
genre: opera
genre: orchestra
genre: requiem
isrc code: GBAYC9801089
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
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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 0x07d2ad814b4703c2460e167f316debc9ad01226ea1087634c1a5dd7d96db09d0. 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/GBAYC9801089.
  date published: 2026-07-08T03:53:27Z
audio: Trumpet Concerto in E Flat (1998 - Remaster): III. Rondo (Allegro molto)
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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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Pictures at an Exhibition: 9.The Hut on Fowl's Legs (Baba-Yaga)/La Cabane sur des pattes de poule
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duration: PT3M25S
duration ms: 205573
explicit: false
by artist: Berliner Philharmoniker
by artist: Sir Simon Rattle
in album: 100 Best Berliner Philharmoniker
  type: MusicAlbum
  date published: 2011-03-07
genre: classical
genre: opera
genre: orchestra
genre: requiem
isrc code: GBAYC0704336
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 0x82bced18d5d04c9b5dc6ba43cd319a578147131866fafda17587923523ddfac0. 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/GBAYC0704336.
  date published: 2026-07-08T03:20:19Z
audio: Pictures at an Exhibition: 9.The Hut on Fowl's Legs (Baba-Yaga)/La Cabane sur des pattes de poule
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Pictures at an Exhibition: 10. The Great Gate of Kiev/La grande porte de Kiev
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duration: PT6M0S
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by artist: Sir Simon Rattle
by artist: Berliner Philharmoniker
in album: 100 Best Berliner Philharmoniker
  type: MusicAlbum
  date published: 2011-03-07
genre: orchestral-performance
genre: classical-performance
isrc code: GBAYC0704337
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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Peer Gynt, Op. 23, Act IV: No. 13, Prelude. Morning Mood
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Le nozze di Figaro, K. 492, Act II: No. 12, Voi che sapete
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Winterreise, D. 911: No. 5, Der Lindenbaum
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Carmina Burana: I. O fortuna
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24 Preludes, Op. 28: No. 3 in G Major. Vivace
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Cello Suite No. 1 in G Major, BWV 1007: I. Prélude
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Suite No. 2 in B minor, BWV 1067: 7. Badinerie
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6 Bagatelles, Op. 126: No. 4 in B Minor. Presto
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Requiem, Op. 48: 4. Pie Jesu
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Symphony No. 88 in G Major, Hob. I:88 "The Letter V": IV. Finale. Allegro con spirito
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Lucrezia Borgia / Act II: "Il segreto per esser felici"
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Carmen, WD 31, Act I: Habanera. L'amour est un oiseau rebelle
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Requiem, K. 626: IIIf. Lacrimosa
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Pictures at an Exhibition (Orch. Ravel): II. The Old Castle
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6 Lieder, Op. 17: No. 2, Ständchen
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subject of: OpenTimestamps Proof of Existence
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The Well-Tempered Clavier, Book I, BWV 846-869: Prelude and Fugue No. 1 in C Major, BWV 846
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subject of: OpenTimestamps Proof of Existence
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Canon and Gigue in D Major: I. Canon
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Violin Concerto No. 2 in E Major, BWV 1042: III. Allegro assai
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subject of: OpenTimestamps Proof of Existence
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audio: Violin Concerto No. 2 in E Major, BWV 1042: III. Allegro assai
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Tosca, Act III: E lucevan le stelle
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audio: Tosca, Act III: E lucevan le stelle
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50 Plus Grands Succès : Musique sacrée
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track: Gloria In D Major, RV 589: 1. Gloria in excelsis Deo
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track: Te Deum for Soloists, Chorus and Orchestra, H 146: Prélude
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  subject of: OpenTimestamps Proof of Existence
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track: Miserere
track: Herz und Mund und Tat und Leben, Cantata BWV 147 / Pt. 2: 10. "Jesus bleibet meine Freude"
track: Mass in B Minor, BWV 232 / Credo: Crucifixus - Live
track: Stabat Mater: 8. Fac ut ardeat
track: Coronation Anthem No. 1, HWV 258: Zadok the Priest
track: Stabat Mater, RV 621: 1. Stabat Mater (Largo)
track: Ave Maria: arr. from Bach's Prelude No.1 BWV 846
track: Requiem, Op.48: 4. Pie Jesu
track: 4 Motets Pour Un Temps De Pénitence: Timor Et Tremor
track: Wachet auf, ruft uns die Stimme, Cantata BWV 140: 4. "Zion hört die Wächter singen"
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x363a1d9cb6a356cf559a000e0719daa1ab05057b04a4cd04d6785ce61d73d71b. 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/DEF057130003.
date published: 2026-07-08T03:53:27Z

Requiem In D Minor, K.626: 3. Sequentia: Lacrimosa
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Miserere
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Miserere
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Herz und Mund und Tat und Leben, Cantata BWV 147 / Pt. 2: 10. "Jesus bleibet meine Freude"
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Herz und Mund und Tat und Leben, Cantata BWV 147 / Pt. 2: 10. "Jesus bleibet meine Freude"
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Mass in B Minor, BWV 232 / Credo: Crucifixus - Live
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by artist: Münchener Bach-Chor
by artist: Münchener Bach-Orchester
by artist: Karl Richter
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-21T20:43:56Z
audio: Mass in B Minor, BWV 232 / Credo: Crucifixus - Live
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Stabat Mater: 8. Fac ut ardeat
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genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Stabat Mater: 8. Fac ut ardeat
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Coronation Anthem No. 1, HWV 258: Zadok the Priest
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by artist: Choir of King's College, Cambridge
by artist: English Chamber Orchestra
by artist: Sir David Willcocks
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Coronation Anthem No. 1, HWV 258: Zadok the Priest
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Stabat Mater, RV 621: 1. Stabat Mater (Largo)
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by artist: The English Concert
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subject of: OpenTimestamps Proof of Existence
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Ave Maria: arr. from Bach's Prelude No.1 BWV 846
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Requiem, Op.48: 4. Pie Jesu
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4 Motets Pour Un Temps De Pénitence: Timor Et Tremor
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Wachet auf, ruft uns die Stimme, Cantata BWV 140: 4. "Zion hört die Wächter singen"
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O Tannenbaum (Old german Christmas Songs 1924 - 1937)
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Essential Handel
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