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Der Engel der Geschichte
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Millöcker: Der Feldprediger (Querschnitt)
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Mahler & Wagner: Orchestral Works
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  date published: 2012-04-01
popularity: 4
isrc code: SEWDL0718302
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additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe685c6f751600ec713471e34eb5afcc0db99cba2fb94bdd84358feb0d5047b19. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0718302 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 3 in E-Flat Major, Op. 55, "Eroica": II. Marcia funébre: Adagio assai
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Symphony No. 5 in E Minor, Op. 64: II. Andante cantabile, con alcuna licenza
type: MusicRecording
duration: PT13M29S
duration ms: 809733
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Woldemar Nelsson
by artist: SWR Symphony Orchestra
in album: Relaxing Classical Music for Work
  type: MusicAlbum
  date published: 2021-08-28
popularity: 4
isrc code: SEWDL0721202
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f018cea839f422b2f9e159da44a76de459cc101950a3ed61356df048b1e5eae. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0721202 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 5 in E Minor, Op. 64: II. Andante cantabile, con alcuna licenza
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Missa Solemnis in D Major, Op. 123: I. Kyrie
type: MusicRecording
duration: PT9M35S
duration ms: 575866
explicit: false
by artist: Kurt Rydl
by artist: Josef Protschka
by artist: Marjana Lipovsek
by artist: SWR Symphony Orchestra
by artist: Wolfgang Hock
by artist: Phyllis Bryn-Julson
in album: Best - Beethoven
  type: MusicAlbum
  date published: 2012-04-01
popularity: 3
genre: classical-bass
isrc code: SEWDL0505701
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: 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01bcc58fc10dba1ba1418974a03fcb77f6030b0f49d28d9f91bded476613343f. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0505701 — a six-check JSON result.
  date published: 2026-07-31T02:19:15Z
audio: Missa Solemnis in D Major, Op. 123: I. Kyrie
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Chamber Concerto in D major, RV 93: II. Largo
type: MusicRecording
duration: PT5M28S
duration ms: 328826
explicit: false
by artist: Antonio Vivaldi
by artist: Klaus Arp
by artist: Boris Björn Bagger
by artist: SWR Symphony Orchestra
in album: Soft Classical Music for Relaxing
  type: MusicAlbum
  date published: 2019-08-31
popularity: 3
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: SEWDL0713302
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a18d6be215207697f0f17fce14335d31b809c12f92f23f633870d8b99a01b88. Chain 2 (Bitcoin): anchored in block 960150 (2026-07-29T21:51:49Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0713302 — a six-check JSON result.
  date published: 2026-07-29T21:51:49Z
audio: Chamber Concerto in D major, RV 93: II. Largo
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  additional property: Tempo (BPM)
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Missa Solemnis in D Major, Op. 123: II. Gloria
type: MusicRecording
duration: PT16M24S
duration ms: 984960
explicit: false
by artist: Josef Protschka
by artist: Marjana Lipovsek
by artist: Kurt Rydl
by artist: SWR Symphony Orchestra
by artist: Wolfgang Hock
by artist: Phyllis Bryn-Julson
in album: Best - Beethoven
  type: MusicAlbum
  date published: 2012-04-01
popularity: 2
isrc code: SEWDL0505702
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0505702
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde1e122a20476b778b23cf1dbd32c019add549e02af1170016c04d70a1552660. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0505702 — a six-check JSON result.
  date published: 2026-07-31T18:48:12Z
audio: Missa Solemnis in D Major, Op. 123: II. Gloria
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Missa Solemnis in D Major, Op. 123: V. Agnus Dei
type: MusicRecording
duration: PT14M15S
duration ms: 855960
explicit: false
by artist: Marjana Lipovsek
by artist: Wolfgang Hock
by artist: Phyllis Bryn-Julson
by artist: Kurt Rydl
by artist: Josef Protschka
by artist: SWR Symphony Orchestra
in album: Best - Beethoven
  type: MusicAlbum
  date published: 2012-04-01
popularity: 2
genre: classical-contralto
isrc code: SEWDL0505705
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
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08efef8259a40774f90c4d36e187b42eac8d39c31f745661d1781e28624dd4ae. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0505705 — a six-check JSON result.
  date published: 2026-07-31T21:25:57Z
audio: Missa Solemnis in D Major, Op. 123: V. Agnus Dei
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio
type: MusicRecording
duration: PT14M59S
duration ms: 899200
explicit: false
by artist: Ludwig van Beethoven
by artist: Woldemar Nelsson
by artist: SWR Symphony Orchestra
in album: This is Beethoven
  type: MusicAlbum
  date published: 2021-08-28
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
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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
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7759302d7f661ad93c2baef249883e10deb88ff1e77ccfd98c11b42e85a182c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0718301 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": I. Allegro con brio
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Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funébre (Adagio assai)
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duration: PT15M16S
duration ms: 916693
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by artist: Ludwig van Beethoven
by artist: Woldemar Nelsson
by artist: SWR Symphony Orchestra
in album: This is Beethoven
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  date published: 2021-08-28
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Missa Solemnis in D Major, Op. 123: III. Credo
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duration ms: 1146000
explicit: false
by artist: Ludwig van Beethoven
by artist: Michael Gielen
by artist: Josef Protschka
by artist: Kurt Rydl
by artist: Marjana Lipovsek
by artist: Phyllis Bryn-Julson
by artist: Wolfgang Hock
by artist: SWR Symphony Orchestra
in album: This is Beethoven
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  date published: 2021-08-28
popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Requiem in D Minor, K. 626: VIII. Sequentia: Lacrimosa dies illa
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duration: PT3M24S
duration ms: 204506
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Baden-Baden State Chorus
by artist: Kaszimierz Kord
by artist: SWR Symphony Orchestra
in album: Mozart - The Genius Of
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  date published: 2020-11-09
popularity: 2
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Requiem in D Minor, K. 626: VIII. Sequentia: Lacrimosa dies illa
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Symphony No. 40 in G Minor, K. 550: I. Allegro molto
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duration: PT7M47S
duration ms: 467467
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Ernest Bour
by artist: SWR Symphony Orchestra
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  date published: 2020-11-09
popularity: 2
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T02:19:15Z
audio: Symphony No. 40 in G Minor, K. 550: I. Allegro molto
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Die Zauberflöte (The Magic Flute), K. 620, Act 2: "Der Hölle Rache kocht in meinem Herzen" (Queen of the Night's Aria)
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duration: PT2M54S
duration ms: 174000
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by artist: Wolfgang Amadeus Mozart
by artist: Klaus Arp
by artist: Maszella Holzapfel
by artist: SWR Symphony Orchestra
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  date published: 2011-05-17
popularity: 2
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Five Orchestral Songs on Postcard Texts of Peter Altenberg, Op. 4: I. Song No. 1
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duration ms: 167000
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by artist: Alban Berg
by artist: Michael Gielen
by artist: Vlatka Orsanic
by artist: SWR Symphony Orchestra
in album: The 35 Most Evil Pieces of Classical Music
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  date published: 2011-12-06
popularity: 2
genre: opera
isrc code: SEWDL0534704
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:20:19Z
audio: Five Orchestral Songs on Postcard Texts of Peter Altenberg, Op. 4: I. Song No. 1
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