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album: Mozart: 30 of the Best
album: Bach, J.S.: St. Matthew Passion
album: Jesus Christ In Music
album: Hallelujah! Sacred Arias And Choruses
album: The Best Of Naxos 9
album: A Guided Tour of the Baroque Era, Vol. 5
album: The Essentials: Mozart
album: Mozart: Zauberflöte (Die) (The Magic Flute)
album: The Ultimate Mozart Opera Album
album: A Guided Tour of the Classical Era, Vol. 2
album: German Operatic Choruses

St. Matthew Passion, BWV 244: No. 1 Chor mit Choral: Kommt, ihr Tochter, helft mir klagen!
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by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
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audio: St. Matthew Passion, BWV 244: No. 1 Chor mit Choral: Kommt, ihr Tochter, helft mir klagen!
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St. Matthew Passion, BWV 244: No. 30 Arie (Alt) mit Chor: Ach, nun ist mein Jesus hin!
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  date published: 2026-07-08T03:53:27Z
audio: St. Matthew Passion, BWV 244: No. 30 Arie (Alt) mit Chor: Ach, nun ist mein Jesus hin!
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St. Matthew Passion, BWV 244: No. 2 Rezitativ: Da Jesus diese Rede vollendet hatte
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audio: St. Matthew Passion, BWV 244: No. 2 Rezitativ: Da Jesus diese Rede vollendet hatte
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St. Matthew Passion, BWV 244: No. 3 Choral: Herzliebster Jesu, was hast du verbrochen
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by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279903
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:36:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9f3274b204080a5dbfb2fc81fd6fb7d6702ee8911e5a0cd03937430c7e6aca23
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279903
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f3274b204080a5dbfb2fc81fd6fb7d6702ee8911e5a0cd03937430c7e6aca23. 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/HKI199279903.
  date published: 2026-07-08T03:22:41Z
audio: St. Matthew Passion, BWV 244: No. 3 Choral: Herzliebster Jesu, was hast du verbrochen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.87
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.143
  additional property: Energy
    type: PropertyValue
    value: 0.221
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.711
  additional property: Liveness
    type: PropertyValue
    value: 0.256
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.271
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.479
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St. Matthew Passion, BWV 244: No. 4 Rezitativ und Chor: Da versammleten sich die Hohenpriester
type: MusicRecording
duration: PT2M49S
duration ms: 169400
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:59:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1bcbaa86905c7ccadd43b5c37e0b674ad88debe79d47770ac5cc3c7fe5db1d3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957052
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957052
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279904
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:50:41Z
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
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957052
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-07T14:50:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1bcbaa86905c7ccadd43b5c37e0b674ad88debe79d47770ac5cc3c7fe5db1d3. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/HKI199279904.
  date published: 2026-07-07T14:50:41Z
audio: St. Matthew Passion, BWV 244: No. 4 Rezitativ und Chor: Da versammleten sich die Hohenpriester
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.283
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.498
  additional property: Energy
    type: PropertyValue
    value: 0.125
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.47
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.19
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.174
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
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St. Matthew Passion, BWV 244: No. 34 Rezitativ (Tenor): Mein Jesus schweigt zu falschen Lugen stille
type: MusicRecording
duration: PT0M53S
duration ms: 53933
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199280005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:10:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcddfe9d7c747d45e3695625d8a7e230a06545167651a82b6249820cc55a267da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcddfe9d7c747d45e3695625d8a7e230a06545167651a82b6249820cc55a267da. 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/HKI199280005.
  date published: 2026-07-08T03:22:41Z
audio: St. Matthew Passion, BWV 244: No. 34 Rezitativ (Tenor): Mein Jesus schweigt zu falschen Lugen stille
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.328
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.283
  additional property: Energy
    type: PropertyValue
    value: 0.048
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.199
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.024
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. Matthew Passion, BWV 244: No. 7 Rezitativ: Da ging hin der Zwolfen einer
type: MusicRecording
duration: PT0M30S
duration ms: 30000
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279907
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T20:30:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x127b082bf56b3b4488d52b18443a8ed1aa40dba532133cfd81041896b0a2df05
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279907
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x127b082bf56b3b4488d52b18443a8ed1aa40dba532133cfd81041896b0a2df05. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279907.
  date published: 2026-07-08T08:56:20Z
audio: St. Matthew Passion, BWV 244: No. 7 Rezitativ: Da ging hin der Zwolfen einer
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.803
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.486
  additional property: Energy
    type: PropertyValue
    value: 0.058
  additional property: Speechiness
    type: PropertyValue
    value: 0.1
  additional property: Acousticness
    type: PropertyValue
    value: 0.955
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.24
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.526
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.781
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St. Matthew Passion, BWV 244: No. 37 Choral: Wer hat dich so geschlagen
type: MusicRecording
duration: PT0M51S
duration ms: 51893
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199280008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:32:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa62fd9d91f439f68dfd91a54c713073f5ad5fcb007ac5f76c5a02179f1a0c286
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280008
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa62fd9d91f439f68dfd91a54c713073f5ad5fcb007ac5f76c5a02179f1a0c286. 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/HKI199280008.
  date published: 2026-07-08T03:22:41Z
audio: St. Matthew Passion, BWV 244: No. 37 Choral: Wer hat dich so geschlagen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.172
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.212
  additional property: Energy
    type: PropertyValue
    value: 0.109
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.757
  additional property: Liveness
    type: PropertyValue
    value: 0.198
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.399
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.124
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. Matthew Passion, BWV 244: No. 38 Rezitativ und Chor: Petrus aber sass draussen im Palast
type: MusicRecording
duration: PT2M14S
duration ms: 134466
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199280009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:17:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x65a9f7fe04327738d10ccbe764a9ec7881f9f8bd157b64ebb6e8f6662820690d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280009
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65a9f7fe04327738d10ccbe764a9ec7881f9f8bd157b64ebb6e8f6662820690d. 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/HKI199280009.
  date published: 2026-07-08T03:22:41Z
audio: St. Matthew Passion, BWV 244: No. 38 Rezitativ und Chor: Petrus aber sass draussen im Palast
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.198
  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: 0.371
  additional property: Energy
    type: PropertyValue
    value: 0.051
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.205
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.445
  additional property: Key Name
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    type: PropertyValue
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St. Matthew Passion, BWV 244: No. 10 Choral: Ich bin's, ich sollte bussen
type: MusicRecording
duration: PT0M50S
duration ms: 50933
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:53:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9122ad75d246eada2bb1db610755b5875e5e8c461613bc5f2277c2b3a3c71388
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/HKI199279910
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
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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 0x9122ad75d246eada2bb1db610755b5875e5e8c461613bc5f2277c2b3a3c71388. 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/HKI199279910.
  date published: 2026-07-08T03:20:19Z
audio: St. Matthew Passion, BWV 244: No. 10 Choral: Ich bin's, ich sollte bussen
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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St. Matthew Passion, BWV 244: No. 15 Choral: Erkenne mich, mein Huter
type: MusicRecording
duration: PT0M59S
duration ms: 59666
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279915
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279915
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8fa84f263ad50725f43a482a627dca5f98c12ef8d6a673705165ee3430d3ce6. 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/HKI199279915.
  date published: 2026-07-08T03:53:27Z
audio: St. Matthew Passion, BWV 244: No. 15 Choral: Erkenne mich, mein Huter
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
    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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  additional property: Loudness (dB)
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  additional property: Key Name
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St. Matthew Passion, BWV 244: No. 16 Rezitativ: Petrus aber antwortete und sprach zu ihm
type: MusicRecording
duration: PT1M1S
duration ms: 61600
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279916
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:31:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa578d951c890342d843926791efbddb86dd4c7cb25b919a61598e4479d1f2e64
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/HKI199279916
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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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 0xa578d951c890342d843926791efbddb86dd4c7cb25b919a61598e4479d1f2e64. 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/HKI199279916.
  date published: 2026-07-08T03:22:41Z
audio: St. Matthew Passion, BWV 244: No. 16 Rezitativ: Petrus aber antwortete und sprach zu ihm
  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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  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.369
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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St. Matthew Passion, BWV 244: No. 17 Choral: Ich will hier bei dir stehen
type: MusicRecording
duration: PT1M8S
duration ms: 68266
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279917
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:52:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x59b1160248fa1b2fb18d3970f3fb4361f84c17be4a23ec83eefe4691fbc4d31d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/HKI199279917
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
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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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 0x59b1160248fa1b2fb18d3970f3fb4361f84c17be4a23ec83eefe4691fbc4d31d. 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/HKI199279917.
  date published: 2026-07-08T03:20:19Z
audio: St. Matthew Passion, BWV 244: No. 17 Choral: Ich will hier bei dir stehen
  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
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.197
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.462
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
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St. Matthew Passion, BWV 244: No. 48 Rezitativ (Sopran): Er hat uns allen wohlgetan
type: MusicRecording
duration: PT1M0S
duration ms: 60666
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199280019
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:54:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x41b9742f9aad7574b6779e69760d9abf1d5995c1909546aa085c0200e59eb49e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280019
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
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
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 0x41b9742f9aad7574b6779e69760d9abf1d5995c1909546aa085c0200e59eb49e. 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/HKI199280019.
  date published: 2026-07-08T03:20:19Z
audio: St. Matthew Passion, BWV 244: No. 48 Rezitativ (Sopran): Er hat uns allen wohlgetan
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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    value: 0.08
  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.083
  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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St. Matthew Passion, BWV 244: No. 21 Rezitativ: Und ging hin ein wenig
type: MusicRecording
duration: PT0M42S
duration ms: 42133
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279921
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:40:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xca1cf7dbc50682c8e42ab564bbeb8721fc62f0c477abb5aaa80304727c4e1aa7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279921
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca1cf7dbc50682c8e42ab564bbeb8721fc62f0c477abb5aaa80304727c4e1aa7. 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/HKI199279921.
  date published: 2026-07-08T03:53:27Z
audio: St. Matthew Passion, BWV 244: No. 21 Rezitativ: Und ging hin ein wenig
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
    type: PropertyValue
    value: 0.017
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.158
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.859
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. Matthew Passion, BWV 244: No. 24 Rezitativ: Und er kam zu seinen Jungern
type: MusicRecording
duration: PT1M13S
duration ms: 73826
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279924
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:11:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf78c4d1629e28cbabb4d76e6bcc21589656a2ce547f75e79e12dd73f8e8e682a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279924
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf78c4d1629e28cbabb4d76e6bcc21589656a2ce547f75e79e12dd73f8e8e682a. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279924.
  date published: 2026-07-08T08:56:20Z
audio: St. Matthew Passion, BWV 244: No. 24 Rezitativ: Und er kam zu seinen Jungern
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.057
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.289
  additional property: Energy
    type: PropertyValue
    value: 0.045
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.186
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.47
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

St. Matthew Passion, BWV 244: No. 28 Rezitativ: Und siehe, einer aus denen
type: MusicRecording
duration: PT2M2S
duration ms: 122533
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
isrc code: HKI199279928
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:55:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x08a2e8b9f9e8720844dc97d31bbf224f1c01513722e0dc7f7a125ed9affdee1e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279928
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08a2e8b9f9e8720844dc97d31bbf224f1c01513722e0dc7f7a125ed9affdee1e. 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/HKI199279928.
  date published: 2026-07-08T03:53:27Z
audio: St. Matthew Passion, BWV 244: No. 28 Rezitativ: Und siehe, einer aus denen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.245
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.358
  additional property: Energy
    type: PropertyValue
    value: 0.071
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.139
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.151
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.835
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. Matthew Passion, BWV 244: No. 31 Rezitativ: Die aber Jesum gegriffen hatten
type: MusicRecording
duration: PT0M52S
duration ms: 52466
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66642c27dbbc0c3abd023a32aa1dfc5cc5ac3dc59dc31617b0eb0ddcdba9c504. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), 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/HKI199280002.
  date published: 2026-07-31T20:22:46Z
audio: St. Matthew Passion, BWV 244: No. 31 Rezitativ: Die aber Jesum gegriffen hatten
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.764
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.516
  additional property: Energy
    type: PropertyValue
    value: 0.024
  additional property: Speechiness
    type: PropertyValue
    value: 0.072
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.157
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.279
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.364
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199280002
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960459
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T20:22:46+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280002
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960459
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960459
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T20:22:46+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 32 Choral: Mir hat die Welt truglich gericht'
type: MusicRecording
duration: PT0M50S
duration ms: 50440
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a3988619fb00617b66c008c5ee6dd9c9d8d3f461a9af56ccf7b4680a3b526ee. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), 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/HKI199280003.
  date published: 2026-07-31T05:17:02Z
audio: St. Matthew Passion, BWV 244: No. 32 Choral: Mir hat die Welt truglich gericht'
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 163.304
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.184
  additional property: Energy
    type: PropertyValue
    value: 0.176
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.305
  additional property: Liveness
    type: PropertyValue
    value: 0.365
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.252
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.938
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199280003
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960348
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T05:17:02+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280003
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960348
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960348
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T05:17:02+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 33 Rezitativ: Und wiewohl viel falsche Zeugen
type: MusicRecording
duration: PT1M5S
duration ms: 65666
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1aca3e032749797d4603b550bf5cd70ada5a1dd179fdc14b1a384b857e9715c6. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280004.
  date published: 2026-07-30T15:42:38Z
audio: St. Matthew Passion, BWV 244: No. 33 Rezitativ: Und wiewohl viel falsche Zeugen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.481
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.432
  additional property: Energy
    type: PropertyValue
    value: 0.075
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.928
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.171
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.348
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.009
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199280004
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960273
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T15:42:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280004
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960273
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 5 Rezitativ (Alt): Du lieber Heiland du
type: MusicRecording
duration: PT0M40S
duration ms: 40026
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c0e438f5305e03c71a60c79f998b8b55ef9ab20d0f07d6a144cefff20dff9f5. Chain 2 (Bitcoin): anchored in block 960218 (2026-07-30T06:57:05Z), 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/HKI199279905.
  date published: 2026-07-30T06:57:05Z
audio: St. Matthew Passion, BWV 244: No. 5 Rezitativ (Alt): Du lieber Heiland du
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.351
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.336
  additional property: Energy
    type: PropertyValue
    value: 0.063
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.346
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.593
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.49
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279905
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960218
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T06:57:05+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279905
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960218
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960218
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T06:57:05+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 6 Arie (Alt): Buss' und Reu'
type: MusicRecording
duration: PT4M14S
duration ms: 254666
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4fbcb129f3cfd546b3397d70b2f63f11f9aab41ad3966fe027586f0d695f4a5. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/HKI199279906.
  date published: 2026-07-29T13:09:35Z
audio: St. Matthew Passion, BWV 244: No. 6 Arie (Alt): Buss' und Reu'
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.936
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.408
  additional property: Energy
    type: PropertyValue
    value: 0.094
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.188
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.313
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.85
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279906
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960108
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279906
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960108
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 35 Arie (Tenor): Geduld! Geduld!
type: MusicRecording
duration: PT3M26S
duration ms: 206733
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3563ca411688c83025c2729e3651056aca2e6af52493df0c9d523e4c3b843c1. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/HKI199280006.
  date published: 2026-07-31T12:24:41Z
audio: St. Matthew Passion, BWV 244: No. 35 Arie (Tenor): Geduld! Geduld!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.091
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.412
  additional property: Energy
    type: PropertyValue
    value: 0.028
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.216
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.246
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199280006
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960397
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T12:24:41+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280006
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 36 Rezitativ und Chor: Und der Hohepriester antwortete und sprach zu ihm
type: MusicRecording
duration: PT2M3S
duration ms: 123466
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35827b9fa1a7edcddc66c323c2254f2d81e5502bf5ab4b772cd731af2c64990c. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280007.
  date published: 2026-07-31T02:19:15Z
audio: St. Matthew Passion, BWV 244: No. 36 Rezitativ und Chor: Und der Hohepriester antwortete und sprach zu ihm
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.435
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.422
  additional property: Energy
    type: PropertyValue
    value: 0.141
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.445
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.319
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.294
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199280007
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960334
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280007
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 8 Arie (Sopran): Blute nur, du liebes Herz!
type: MusicRecording
duration: PT4M47S
duration ms: 287466
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7df887404296bb192d251723a1f861f2305115a443e602e4e5821ec91428d150. Chain 2 (Bitcoin): anchored in block 960199 (2026-07-30T02:30:29Z), 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/HKI199279908.
  date published: 2026-07-30T02:30:29Z
audio: St. Matthew Passion, BWV 244: No. 8 Arie (Sopran): Blute nur, du liebes Herz!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.128
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.325
  additional property: Energy
    type: PropertyValue
    value: 0.063
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.551
  additional property: Liveness
    type: PropertyValue
    value: 0.182
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.089
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.431
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279908
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960199
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T02:30:29+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279908
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960199
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960199
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:30:29+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 9 Rezitativ und Chor: Aber am ersten Tage der sussen Brot
type: MusicRecording
duration: PT1M48S
duration ms: 108600
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf112593149603b923861f6f71fe1a84abbb6b7b11e7438afe2eb2a5ab33411fe. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), 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/HKI199279909.
  date published: 2026-07-30T09:57:33Z
audio: St. Matthew Passion, BWV 244: No. 9 Rezitativ und Chor: Aber am ersten Tage der sussen Brot
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.249
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.426
  additional property: Energy
    type: PropertyValue
    value: 0.078
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.608
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.166
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.173
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199279909
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960240
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T09:57:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279909
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960240
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960240
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:57:33+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 11 Rezitativ: Er antwortete und sprach
type: MusicRecording
duration: PT2M44S
duration ms: 164573
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74fba4e34d191868e6cdc5b3f8181e382d20d7cb62bdb1133ddf3eff442f788c. Chain 2 (Bitcoin): anchored in block 960247 (2026-07-30T10:42:33Z), 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/HKI199279911.
  date published: 2026-07-30T10:42:33Z
audio: St. Matthew Passion, BWV 244: No. 11 Rezitativ: Er antwortete und sprach
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.781
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.298
  additional property: Energy
    type: PropertyValue
    value: 0.157
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.34
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.263
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.939
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199279911
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960247
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T10:42:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279911
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960247
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960247
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T10:42:33+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 40: Choral Bin ich gleich von dir gewichen
type: MusicRecording
duration: PT1M14S
duration ms: 74293
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bf84fd6721dcc40987b43b6ea22f7004f6f66fc83c7414ecf6c34d5df61b71f. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/HKI199280011.
  date published: 2026-07-31T00:26:26Z
audio: St. Matthew Passion, BWV 244: No. 40: Choral Bin ich gleich von dir gewichen
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isrc code: HKI199280011
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
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960327
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 12 Rezitativ (Sopran): Wiewohl mein Herz in Tranen schwimmt
type: MusicRecording
duration: PT1M14S
duration ms: 74533
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58b63feab2a10035e19f9891710ce4364c44e3600a9bb6b263aeaf359b0658fa. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279912.
  date published: 2026-07-31T02:19:15Z
audio: St. Matthew Passion, BWV 244: No. 12 Rezitativ (Sopran): Wiewohl mein Herz in Tranen schwimmt
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 107.203
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.238
  additional property: Energy
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    value: 0.08
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.58
  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.059
  additional property: Loudness (dB)
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    value: -24.267
  additional property: Key Name
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    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199279912
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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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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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 41 Rezitativ und Chor: Des Morgens aber hielten alle Hohepriester
type: MusicRecording
duration: PT1M48S
duration ms: 108200
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13c7bd581cb19a64dc20da9b6bd218050afd531cc8d6a4ae53aece72ef8313b5. Chain 2 (Bitcoin): anchored in block 960276 (2026-07-30T16:01:17Z), 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/HKI199280012.
  date published: 2026-07-30T16:01:17Z
audio: St. Matthew Passion, BWV 244: No. 41 Rezitativ und Chor: Des Morgens aber hielten alle Hohepriester
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 114.607
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.459
  additional property: Energy
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    value: 0.116
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.27
  additional property: Loudness (dB)
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    value: -23.826
  additional property: Key Name
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  additional property: Mode Name
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isrc code: HKI199280012
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/HKI199280012
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T16:01:17+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 13 Arie (Sopran): Ich will dir mein Herze schenken
type: MusicRecording
duration: PT3M39S
duration ms: 219093
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46baf8bc6b83abce357eb7c490714ec5afb988aac586eca5d5558be9dc095486. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279913.
  date published: 2026-07-31T02:19:15Z
audio: St. Matthew Passion, BWV 244: No. 13 Arie (Sopran): Ich will dir mein Herze schenken
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.301
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.36
  additional property: Energy
    type: PropertyValue
    value: 0.069
  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
    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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  additional property: Mode Name
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isrc code: HKI199279913
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 42 Arie (Bass): Gebt mir meinen Jesum wieder!
type: MusicRecording
duration: PT3M30S
duration ms: 210200
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb10a302695ee006a49b9e4f3f0649e3bd7f8b008d36aeb863f8c6afa3cb2942f. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/HKI199280013.
  date published: 2026-07-31T00:26:26Z
audio: St. Matthew Passion, BWV 244: No. 42 Arie (Bass): Gebt mir meinen Jesum wieder!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.978
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.537
  additional property: Energy
    type: PropertyValue
    value: 0.109
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.199
  additional property: Liveness
    type: PropertyValue
    value: 0.157
  additional property: Valence (Positivity)
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    value: 0.503
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.027
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199280013
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T00:26:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280013
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960327
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 14 Rezitativ: Und da sie den Lobgesang gesprochen hatten
type: MusicRecording
duration: PT0M56S
duration ms: 56573
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09e9b2eada91eefd0c235dc62be16b7d892c069bfd2d970ac6393ef1cce3e0d4. Chain 2 (Bitcoin): anchored in block 960229 (2026-07-30T08:30:10Z), 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/HKI199279914.
  date published: 2026-07-30T08:30:10Z
audio: St. Matthew Passion, BWV 244: No. 14 Rezitativ: Und da sie den Lobgesang gesprochen hatten
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 82.998
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.38
  additional property: Energy
    type: PropertyValue
    value: 0.047
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.188
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.314
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.152
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199279914
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960229
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T08:30:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279914
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960229
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960229
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T08:30:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 43 Rezitativ: Sie hielten aber einen Rat
type: MusicRecording
duration: PT1M51S
duration ms: 111666
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc02ff4a577bddd2565b39c6c385e89925a51bb19ee496bd2778fe0738284eda0. Chain 2 (Bitcoin): anchored in block 960379 (2026-07-31T09:25:34Z), 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/HKI199280014.
  date published: 2026-07-31T09:25:34Z
audio: St. Matthew Passion, BWV 244: No. 43 Rezitativ: Sie hielten aber einen Rat
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.523
  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
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  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.075
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.191
  additional property: Loudness (dB)
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    value: -29.001
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199280014
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T09:25:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280014
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960379
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960379
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:25:34+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 44: Choral Befiehl du deine Wege
type: MusicRecording
duration: PT1M12S
duration ms: 72533
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54c1dd535214abd15d1ddf483f6da70ee21f6b330d2efe1322e12d0e9874cd3a. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280015.
  date published: 2026-07-31T02:19:15Z
audio: St. Matthew Passion, BWV 244: No. 44: Choral Befiehl du deine Wege
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.154
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.206
  additional property: Energy
    type: PropertyValue
    value: 0.133
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.516
  additional property: Liveness
    type: PropertyValue
    value: 0.185
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.217
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.21
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199280015
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960334
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280015
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 45 Rezitativ und Chor: Auf das Fest aber hatte der Landpfleger Gewohnheit
type: MusicRecording
duration: PT2M21S
duration ms: 141973
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5896fe5433cbcd65f792a5e4d92b283a021fa9c2f5ef10f7413773b9d28b9996. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280016.
  date published: 2026-07-31T23:30:38Z
audio: St. Matthew Passion, BWV 244: No. 45 Rezitativ und Chor: Auf das Fest aber hatte der Landpfleger Gewohnheit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.125
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.458
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.601
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.355
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.996
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199280016
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960478
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T23:30:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280016
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960478
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960478
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:30:38+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 46 Choral: Wie wunderbarlich ist doch diese Strafe!
type: MusicRecording
duration: PT0M47S
duration ms: 47133
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8ef1d3aaa4e41a68126234d3457b36a2fa707015f3aff93be65b5dd479b440f. Chain 2 (Bitcoin): anchored in block 960268 (2026-07-30T14:53:07Z), 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/HKI199280017.
  date published: 2026-07-30T14:53:07Z
audio: St. Matthew Passion, BWV 244: No. 46 Choral: Wie wunderbarlich ist doch diese Strafe!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.118
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.236
  additional property: Energy
    type: PropertyValue
    value: 0.199
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.825
  additional property: Liveness
    type: PropertyValue
    value: 0.317
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.383
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.246
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199280017
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T14:53:07+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280017
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960268
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960268
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:53:07+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 18 Rezitativ: Da kam Jesus mit ihnen zu einem Hofe
type: MusicRecording
duration: PT1M32S
duration ms: 92493
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac05c6e4b807ee40603a6f9794f758f345e2d64dfa64852085256d127d15b65f. Chain 2 (Bitcoin): anchored in block 960268 (2026-07-30T14:53:07Z), 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/HKI199279918.
  date published: 2026-07-30T14:53:07Z
audio: St. Matthew Passion, BWV 244: No. 18 Rezitativ: Da kam Jesus mit ihnen zu einem Hofe
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.239
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.39
  additional property: Energy
    type: PropertyValue
    value: 0.006
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.136
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.772
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199279918
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960268
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T14:53:07+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279918
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960268
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960268
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:53:07+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 19 Rezitativ (Tenor) mit Choral: O Schmerz!
type: MusicRecording
duration: PT1M35S
duration ms: 95306
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb720180fe376abb90833436d3203b87206970a2aadd7e0a4baf2f3a2ab9fcf39. Chain 2 (Bitcoin): anchored in block 960296 (2026-07-30T19:11:09Z), 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/HKI199279919.
  date published: 2026-07-30T19:11:09Z
audio: St. Matthew Passion, BWV 244: No. 19 Rezitativ (Tenor) mit Choral: O Schmerz!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.888
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.249
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.079
  additional property: Liveness
    type: PropertyValue
    value: 0.642
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.294
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.931
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279919
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960296
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T19:11:09+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279919
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960296
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960296
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T19:11:09+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 20 Arie (Tenor) mit Chor: Ich will bei meinem Jesu wachen
type: MusicRecording
duration: PT5M25S
duration ms: 325960
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeaf5a36f8d400ddc499a2d3a81573c115dfc15845e81bee3b2be71ade06ccbab. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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/HKI199279920.
  date published: 2026-07-30T09:37:10Z
audio: St. Matthew Passion, BWV 244: No. 20 Arie (Tenor) mit Chor: Ich will bei meinem Jesu wachen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.04
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.192
  additional property: Energy
    type: PropertyValue
    value: 0.088
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.498
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.191
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.635
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279920
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960236
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T09:37:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279920
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960236
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960236
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:37:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 49 Arie (Sopran): Aus Liebe will mein Heiland sterben!
type: MusicRecording
duration: PT4M49S
duration ms: 289333
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c7cbdbaa43c047b549b6c7539b5d9529aaefd2bb400d0794b1fb4ef77ae24ce. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280020.
  date published: 2026-07-30T22:27:30Z
audio: St. Matthew Passion, BWV 244: No. 49 Arie (Sopran): Aus Liebe will mein Heiland sterben!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.917
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.128
  additional property: Energy
    type: PropertyValue
    value: 0.026
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.52
  additional property: Liveness
    type: PropertyValue
    value: 0.054
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.069
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.613
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199280020
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960321
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T22:27:30+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280020
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960321
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960321
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 50: Rezitativ und Chor: Sie schrieen aber noch mehr und sprachen
type: MusicRecording
duration: PT1M52S
duration ms: 112360
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9185d9fa2ea328f382c12b56f7598121c830a118b531c9f8b49f8a345033c822. Chain 2 (Bitcoin): anchored in block 960435 (2026-07-31T16:33:26Z), 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/HKI199280021.
  date published: 2026-07-31T16:33:26Z
audio: St. Matthew Passion, BWV 244: No. 50: Rezitativ und Chor: Sie schrieen aber noch mehr und sprachen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.121
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.322
  additional property: Energy
    type: PropertyValue
    value: 0.223
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.314
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.429
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.851
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199280021
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960435
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T16:33:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199280021
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960435
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960435
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T16:33:26+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 22 Rezitativ (Bass): Der Heiland fallt vor seinem Vater nieder
type: MusicRecording
duration: PT0M47S
duration ms: 47533
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf48ecdc4c2729b37377ca78d5896b6b15978e0246f1d786791fa196c7287324d. Chain 2 (Bitcoin): anchored in block 960247 (2026-07-30T10:42:33Z), 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/HKI199279922.
  date published: 2026-07-30T10:42:33Z
audio: St. Matthew Passion, BWV 244: No. 22 Rezitativ (Bass): Der Heiland fallt vor seinem Vater nieder
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.023
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.44
  additional property: Energy
    type: PropertyValue
    value: 0.092
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.1
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.141
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.664
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279922
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960247
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T10:42:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279922
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960247
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960247
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T10:42:33+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 23 Arie (Bass): Gerne will ich mich bequemen
type: MusicRecording
duration: PT4M27S
duration ms: 267906
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7356182c8903d4418c753676994163d0e7c08154a61670b92342077335aff398. Chain 2 (Bitcoin): anchored in block 960177 (2026-07-30T00:21:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279923.
  date published: 2026-07-30T00:21:01Z
audio: St. Matthew Passion, BWV 244: No. 23 Arie (Bass): Gerne will ich mich bequemen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.699
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.289
  additional property: Energy
    type: PropertyValue
    value: 0.059
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.15
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.251
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.113
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279923
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960177
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T00:21:01+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279923
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960177
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960177
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T00:21:01+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 25 Choral: Was mein Gott will
type: MusicRecording
duration: PT1M27S
duration ms: 87400
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0587cc94b5adec5f4b7609a002c494f85a614b4f8ef20b3b6c1ccb08156c969. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/HKI199279925.
  date published: 2026-07-30T14:36:16Z
audio: St. Matthew Passion, BWV 244: No. 25 Choral: Was mein Gott will
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.574
  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: 0.275
  additional property: Energy
    type: PropertyValue
    value: 0.15
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.815
  additional property: Liveness
    type: PropertyValue
    value: 0.131
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.143
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.062
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199279925
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960264
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T14:36:16+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279925
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960264
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960264
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:36:16+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 26 Rezitativ: Und er kam un fand sie aber schlafend
type: MusicRecording
duration: PT2M12S
duration ms: 132800
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1c7ad386e66af5bae62d94d6fd0662f2cfc9c66fa71c55691a52c77fc51bc5c. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), 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/HKI199279926.
  date published: 2026-07-30T09:57:33Z
audio: St. Matthew Passion, BWV 244: No. 26 Rezitativ: Und er kam un fand sie aber schlafend
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.86
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.416
  additional property: Energy
    type: PropertyValue
    value: 0.046
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.127
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.094
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.901
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279926
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960240
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T09:57:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279926
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960240
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960240
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:57:33+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 27 Arie mit Chor: So ist mein Jesus nun gefangen!
type: MusicRecording
duration: PT3M50S
duration ms: 230906
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbe37d82e613a0186f6ebe3ba0259a03df8a7801cc14acc97169f974cb49521c. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279927.
  date published: 2026-07-31T02:19:15Z
audio: St. Matthew Passion, BWV 244: No. 27 Arie mit Chor: So ist mein Jesus nun gefangen!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.338
  additional property: Musical Key
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    value: 4
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.275
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
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    value: 0.156
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.006
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199279927
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279927
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

St. Matthew Passion, BWV 244: No. 29 Choral: O Mensch, bewein dein Sunde gross
type: MusicRecording
duration: PT6M4S
duration ms: 364133
explicit: false
by artist: Johann Sebastian Bach
by artist: Istvan Gati
by artist: Peter Koves
by artist: Agnes Mester
by artist: Jozsef Mukk
by artist: Judit Nemeth
by artist: Janos Remenyi
by artist: Ibolya Verebics
by artist: Hungarian Festival Chorus
by artist: Hungarian Radio Children's Choir
by artist: Hungarian State Symphony Orchestra
by artist: Géza Oberfrank
in album: Bach, J.S.: St. Matthew Passion
  type: MusicAlbum
  date published: 1993-12-14
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ef66f7675224155a2bd34634fd5e94d7f7343434336454b8cccec1aa9dc1b5b. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/HKI199279929.
  date published: 2026-07-30T12:06:10Z
audio: St. Matthew Passion, BWV 244: No. 29 Choral: O Mensch, bewein dein Sunde gross
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.486
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.247
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.965
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.137
  additional property: Loudness (dB)
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    value: -24.627
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199279929
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960254
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T12:06:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199279929
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960254
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960254
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:06:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

The Magic Flute, K. 620: Overture
type: MusicRecording
duration: PT6M41S
duration ms: 401400
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490101
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:03:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7414431d84c5fe09e18c823d11658b217920511535fd6dae67935a30d6614d1c
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/HKI199490101
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7414431d84c5fe09e18c823d11658b217920511535fd6dae67935a30d6614d1c. 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/HKI199490101.
  date published: 2026-06-13T17:25:41Z
audio: The Magic Flute, K. 620: Overture
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 90.128
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.31
  additional property: Energy
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    value: 0.115
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.751
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.103
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.629
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Magic Flute, K. 620, Act I: Zu Hilfe! Zu Hilfe!
type: MusicRecording
duration: PT6M22S
duration ms: 382320
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490102
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T13:26:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x556c3743def24b34ca16372d6f88625ee986045da055079cfaaf6e6499bcd029
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
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/HKI199490102
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x556c3743def24b34ca16372d6f88625ee986045da055079cfaaf6e6499bcd029. 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/HKI199490102.
  date published: 2026-07-02T03:55:08Z
audio: The Magic Flute, K. 620, Act I: Zu Hilfe! Zu Hilfe!
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 92.232
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.313
  additional property: Energy
    type: PropertyValue
    value: 0.151
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.149
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.172
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.401
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Magic Flute, K. 620, Act I: Arie. Der Vogelfänger bin ich ja
type: MusicRecording
duration: PT2M52S
duration ms: 172440
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T21:05:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xac71e3358daa805ef5af065f0227f5dbd673db42442ce2a94b6247098808906e
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/HKI199490104
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac71e3358daa805ef5af065f0227f5dbd673db42442ce2a94b6247098808906e. 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/HKI199490104.
  date published: 2026-06-13T17:25:41Z
audio: The Magic Flute, K. 620, Act I: Arie. Der Vogelfänger bin ich ja
  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
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.337
  additional property: Loudness (dB)
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    value: -24.663
  additional property: Key Name
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    value: G
  additional property: Mode Name
    type: PropertyValue
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Die Zauberflöte, K. 620, Act II No. 12: Quintett - Wie? Wie? Wie?
type: MusicRecording
duration: PT2M58S
duration ms: 178920
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490204
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T04:01:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd6de7b8a884320c165c6b168a30a427a2f70894a55d75b1e093a7b9b02c48f1b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490204
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6de7b8a884320c165c6b168a30a427a2f70894a55d75b1e093a7b9b02c48f1b. 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/HKI199490204.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II No. 12: Quintett - Wie? Wie? Wie?
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  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: 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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    value: -20.658
  additional property: Key Name
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  additional property: Mode Name
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Die Zauberflöte, K. 620, Act I: Dialog - He da!
type: MusicRecording
duration: PT4M19S
duration ms: 259920
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-06-24T15:55:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4fe367eb9cbc0fb9738ce7194e4f553b7a194d5ef312feada4df6270f8a6ade
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490105
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4fe367eb9cbc0fb9738ce7194e4f553b7a194d5ef312feada4df6270f8a6ade. 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/HKI199490105.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: Dialog - He da!
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  additional property: Acousticness
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  additional property: Loudness (dB)
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Die Zauberflöte, K. 620, Act II: Dialog - Jungling!
type: MusicRecording
duration: PT1M1S
duration ms: 61200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490205
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/957064
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490205
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:43:08+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7470229ada5fcc7556e743333cca5994bee6245d412a1e2f9f06ad4531810c3f. Chain 2 (Bitcoin): anchored in block 957065 (2026-07-07T16:43:21Z), 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/HKI199490205.
  date published: 2026-07-07T16:43:21Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Jungling!
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  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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The Magic Flute, K. 620: Dies Bildnis ist bezaubernd schön
type: MusicRecording
duration: PT3M34S
duration ms: 214373
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490106
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T21:16:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeb06ea5e8d6c5bded8b294fd7612fb14a1afb499c7441fb815c3df1b88b16956
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/HKI199490106
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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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 0xeb06ea5e8d6c5bded8b294fd7612fb14a1afb499c7441fb815c3df1b88b16956. 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/HKI199490106.
  date published: 2026-06-13T17:25:41Z
audio: The Magic Flute, K. 620: Dies Bildnis ist bezaubernd schön
  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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    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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  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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The Magic Flute, K. 620, Act II: Arie. Alles fühlt der Liebe Freuden
type: MusicRecording
duration: PT1M14S
duration ms: 74160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490206
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T09:57:51+00:00
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/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490206
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9dfeee69b1daea9cdfaea7aff6035a25d68088d30c1c56175e2e26870db57d7. 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/HKI199490206.
  date published: 2026-07-02T03:55:08Z
audio: The Magic Flute, K. 620, Act II: Arie. Alles fühlt der Liebe Freuden
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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: Instrumentalness
    type: PropertyValue
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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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Die Zauberflöte, K. 620, Act I: Dialog - Ruste dich mit Mut und Standhaftigkeit
type: MusicRecording
duration: PT0M44S
duration ms: 44640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:36:33+00:00
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/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490107
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
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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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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: Dialog - Ruste dich mit Mut und Standhaftigkeit
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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Die Zauberflöte, K. 620, Act II: Dialog - Zuruck!
type: MusicRecording
duration: PT1M40S
duration ms: 100800
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490207
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:48:35+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/957050
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490207
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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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
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The Magic Flute, K. 620, Act I: Rezitativ und Arie. O zittre nicht, mein lieber Sohn!
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  date published: 2026-07-02T03:30:09Z
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The Magic Flute, K. 620, Act II: Aria. Der Hölle Rache kocht in meinem Herzen
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  date published: 2026-06-13T15:41:10Z
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Die Zauberflöte, K. 620, Act II: Dialog - Morden soll ich?
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The Magic Flute, K. 620, Act I: Quintett. Hm! Hm! Hm! Hm!
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The Magic Flute, K. 620, Act II: In diesen heil'gen Hallen
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Die Zauberflöte, K. 620, Act I No. 6: Terzett - Du feines Taubchen, nur herein!
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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
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I No. 6: Terzett - Du feines Taubchen, nur herein!
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Die Zauberflöte, K. 620, Act I: Dialog - Mutter, Mutter!
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duration: PT4M0S
duration ms: 240840
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by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
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  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490112
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/HKI199490112
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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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
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  date published: 2026-07-06T07:16:32Z
audio: Die Zauberflöte, K. 620, Act I: Dialog - Mutter, Mutter!
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  additional property: Liveness
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  additional property: Valence (Positivity)
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The Magic Flute, K. 620, Act I: Duett. Bei Männern, welche Liebe fühlen
type: MusicRecording
duration: PT2M56S
duration ms: 176760
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490113
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/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490113
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2973c3b7fee73d357fddd371ad54e2ad7feb45817118cf3c720b1ea3a04378f. 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/HKI199490113.
  date published: 2026-06-13T13:32:09Z
audio: The Magic Flute, K. 620, Act I: Duett. Bei Männern, welche Liebe fühlen
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Die Zauberflöte, K. 620, Act I No. 8: Finale - Zum Ziele fuhrt dich diese Bahn
type: MusicRecording
duration: PT1M40S
duration ms: 100800
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490114
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490114
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I No. 8: Finale - Zum Ziele fuhrt dich diese Bahn
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  additional property: Musical Key
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  additional property: Danceability
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  additional property: Energy
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Mode Name
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The Magic Flute, K. 620, Act II: Ach! Ich fühl's, es ist verschwunden
type: MusicRecording
duration: PT4M19S
duration ms: 259000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490214
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T12:56:58+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/HKI199490214
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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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 0x6620b33639462e1c5469f2c48049c3e5761e0c0afde41495a0931374cad9bf6e. 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/HKI199490214.
  date published: 2026-06-13T13:32:09Z
audio: The Magic Flute, K. 620, Act II: Ach! Ich fühl's, es ist verschwunden
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: 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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Die Zauberflöte, K. 620, Act I: Rezitativ - Die Weisheitslehre dieser Knaben
type: MusicRecording
duration: PT7M12S
duration ms: 432720
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490115
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490115
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
  type: PropertyValue
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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
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: Rezitativ - Die Weisheitslehre dieser Knaben
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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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The Magic Flute, K. 620, Act I: Wie stark ist nicht dein Zauberton!
type: MusicRecording
duration: PT2M45S
duration ms: 165960
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490116
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T03:01:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x357177cc796fb749cee6fd909bd7e050c0a025b7e3d00f949c9602856ca50d36
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
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/HKI199490116
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
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: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x357177cc796fb749cee6fd909bd7e050c0a025b7e3d00f949c9602856ca50d36. 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/HKI199490116.
  date published: 2026-07-02T03:30:09Z
audio: The Magic Flute, K. 620, Act I: Wie stark ist nicht dein Zauberton!
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 103.373
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.298
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.505
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.195
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.814
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act II No. 18: Chor der Priester - O, Isis und Osiris, welche Wonne!
type: MusicRecording
duration: PT2M36S
duration ms: 156240
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490216
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:33:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x90d0a723b621a74c288148f4652c6ea07ce1ac67c21e5e39cbd8ef2a00623956
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490216
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90d0a723b621a74c288148f4652c6ea07ce1ac67c21e5e39cbd8ef2a00623956. 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/HKI199490216.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II No. 18: Chor der Priester - O, Isis und Osiris, welche Wonne!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.873
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.092
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.774
  additional property: Liveness
    type: PropertyValue
    value: 0.182
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.831
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Magic Flute, K. 620, Act I: Schnelle Füße, rascher Mut
type: MusicRecording
duration: PT4M1S
duration ms: 241200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490117
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T19:42:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x36889536da74d0edf8b6629b91bda98d9af8d20b9c755ff3fe4d35a523f25b58
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
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/HKI199490117
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
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: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36889536da74d0edf8b6629b91bda98d9af8d20b9c755ff3fe4d35a523f25b58. 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/HKI199490117.
  date published: 2026-07-02T03:30:09Z
audio: The Magic Flute, K. 620, Act I: Schnelle Füße, rascher Mut
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.215
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.449
  additional property: Energy
    type: PropertyValue
    value: 0.123
  additional property: Speechiness
    type: PropertyValue
    value: 0.061
  additional property: Acousticness
    type: PropertyValue
    value: 0.937
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.351
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.179
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.894
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act I: Allegro maestoso - Es lebe Sarastro, Sarastro lebe!
type: MusicRecording
duration: PT3M55S
duration ms: 235800
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490118
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:12:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2addba4f91e03a53da946e7908b21620ea70c3c5ceb56117871121af514fb23d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
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/HKI199490118
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956889
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-06T06:56:49+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2addba4f91e03a53da946e7908b21620ea70c3c5ceb56117871121af514fb23d. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490118.
  date published: 2026-07-06T07:16:32Z
audio: Die Zauberflöte, K. 620, Act I: Allegro maestoso - Es lebe Sarastro, Sarastro lebe!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.99
  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: 0.285
  additional property: Energy
    type: PropertyValue
    value: 0.18
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.144
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.154
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.675
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act I: Allegro - Na, stolzer Jungling, nur hierher!
type: MusicRecording
duration: PT1M59S
duration ms: 119160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490119
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T03:00:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x563568a08bc8b2bf22cac31fa96153492c021335b5ff349ffd1fdbd25e8bfa8f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490119
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x563568a08bc8b2bf22cac31fa96153492c021335b5ff349ffd1fdbd25e8bfa8f. 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/HKI199490119.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: Allegro - Na, stolzer Jungling, nur hierher!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.542
  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: 0.537
  additional property: Energy
    type: PropertyValue
    value: 0.221
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.407
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.535
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.657
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Zauberflöte, K. 620, Act I: Presto - Wenn Tugend und Gerechtigkeit
type: MusicRecording
duration: PT1M3S
duration ms: 63720
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490120
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:09:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e138813f25dcae7b09d148e0de206fe0f8fe34c88362d32d878ab9ae6bbb3e8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490120
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e138813f25dcae7b09d148e0de206fe0f8fe34c88362d32d878ab9ae6bbb3e8. 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/HKI199490120.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: Presto - Wenn Tugend und Gerechtigkeit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 148.561
  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: 0.34
  additional property: Energy
    type: PropertyValue
    value: 0.476
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.939
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.98
  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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    value: C
  additional property: Mode Name
    type: PropertyValue
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The Magic Flute, K. 620, Act II: Arie. Ein Mädchen oder Weibchen Wünscht Papageno sich!
type: MusicRecording
duration: PT4M7S
duration ms: 247680
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490220
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T13:28:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9ea360a2c6a560dad0b2c3ca6e286497ca5d9005b45a29799c1f2f5e02dac6a9
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/HKI199490220
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ea360a2c6a560dad0b2c3ca6e286497ca5d9005b45a29799c1f2f5e02dac6a9. 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/HKI199490220.
  date published: 2026-07-02T03:55:08Z
audio: The Magic Flute, K. 620, Act II: Arie. Ein Mädchen oder Weibchen Wünscht Papageno sich!
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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
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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The Magic Flute, K. 620, Act II: Marsch der Priester
type: MusicRecording
duration: PT2M35S
duration ms: 155880
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490121
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T17:17:09+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x85da8b702b8f03dc0c8f4e487241e5d7579b2756dc7c0f299bbbcb30993278d1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490121
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:47:07+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85da8b702b8f03dc0c8f4e487241e5d7579b2756dc7c0f299bbbcb30993278d1. 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/HKI199490121.
  date published: 2026-06-13T17:25:41Z
audio: The Magic Flute, K. 620, Act II: Marsch der Priester
  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
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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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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The Magic Flute, K. 620, Act II: Arie und Chor. O Isis und Osiris
type: MusicRecording
duration: PT3M1S
duration ms: 181493
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490123
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T15:58:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490123
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x116c7c16baec0fb107ac4a14f511e350c8013792973995b8ef5f1fb12accf3f1. 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/HKI199490123.
  date published: 2026-07-02T03:55:08Z
audio: The Magic Flute, K. 620, Act II: Arie und Chor. O Isis und Osiris
  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
    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
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -4.615
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Die Zauberflöte, K. 620, Act II: Adagio - Der, welcher wandert diese Strasse voll Beschwerden
type: MusicRecording
duration: PT4M18S
duration ms: 258480
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490223
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T04:59:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2d83c5e006f2191b16054245cd27e2c173759c31e0763915512dd5ce76cac27b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/HKI199490223
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-06T06:56:49+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d83c5e006f2191b16054245cd27e2c173759c31e0763915512dd5ce76cac27b. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490223.
  date published: 2026-07-06T07:16:32Z
audio: Die Zauberflöte, K. 620, Act II: Adagio - Der, welcher wandert diese Strasse voll Beschwerden
  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
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
    value: 0.107
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.183
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.818
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
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Die Zauberflöte, K. 620, Act II: Marsch. Adagio - Wir wandelten durch Feuersgluten
type: MusicRecording
duration: PT3M2S
duration ms: 182160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490225
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:36:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4832f50ae29f40caad8e0afd6daa59817b0fa2f78b4e4715d25341bb59d905fd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490225
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4832f50ae29f40caad8e0afd6daa59817b0fa2f78b4e4715d25341bb59d905fd. 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/HKI199490225.
  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II: Marsch. Adagio - Wir wandelten durch Feuersgluten
  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
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Die Zauberflöte, K. 620, Act II: Allegro - Papagena! Papagena! Papagena!
type: MusicRecording
duration: PT5M6S
duration ms: 306360
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490226
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:58:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7ec1a8fea74079a1e68dfa6731c3e29b83a6be53a0f93d4b71867badb26bc15b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957819
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490226
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T07:53:33+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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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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  date published: 2026-07-13T07:54:01Z
audio: Die Zauberflöte, K. 620, Act II: Allegro - Papagena! Papagena! Papagena!
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  additional property: Musical Key
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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The Magic Flute, K. 620, Act II: Pa-Pa-Pa-Pa-Pa-Pa-Papagena!
type: MusicRecording
duration: PT2M30S
duration ms: 150120
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
isrc code: HKI199490227
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/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490227
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953528
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22442e79574e25955b2e509ae99afd0625efb62fb7ac3dfc0db20b7c07aada13. 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/HKI199490227.
  date published: 2026-06-13T15:41:10Z
audio: The Magic Flute, K. 620, Act II: Pa-Pa-Pa-Pa-Pa-Pa-Papagena!
  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
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Die Zauberflöte, K. 620, Act II: Dialog - Eine schreckliche Nacht!
type: MusicRecording
duration: PT2M50S
duration ms: 170280
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9201ad0810e96121cace332fedc5f982a8d53d36ac5fd6549e6591c32a41466b. Chain 2 (Bitcoin): anchored in block 960167 (2026-07-29T23:42:34Z), 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/HKI199490201.
  date published: 2026-07-29T23:42:34Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Eine schreckliche Nacht!
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.573
  additional property: Energy
    type: PropertyValue
    value: 0.229
  additional property: Speechiness
    type: PropertyValue
    value: 0.891
  additional property: Acousticness
    type: PropertyValue
    value: 0.653
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.068
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.212
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.369
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199490201
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960167
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T23:42:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490201
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960167
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960167
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:42:34+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II No. 11: Duett - Bewahret euch vor Weibertucken
type: MusicRecording
duration: PT0M53S
duration ms: 53640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d34b5661fd6aa614377680b516b7016caaf39986ea7d5d0992be0b23c5f9c78. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490202.
  date published: 2026-07-29T11:30:20Z
audio: Die Zauberflöte, K. 620, Act II No. 11: Duett - Bewahret euch vor Weibertucken
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 131.969
  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: 0.522
  additional property: Energy
    type: PropertyValue
    value: 0.094
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.461
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.183
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199490202
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960099
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T11:30:20+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490202
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960099
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960099
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:30:20+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II: Dialog - Hier seid ihr euch beide allein uberlassen
type: MusicRecording
duration: PT2M38S
duration ms: 158040
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7929a8df8b60788af102e021d937e0f27c0dbd02c2b1fe0dc29a5e7ddbdb3fb8. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), 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/HKI199490211.
  date published: 2026-07-30T04:47:22Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Hier seid ihr euch beide allein uberlassen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.609
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.625
  additional property: Energy
    type: PropertyValue
    value: 0.088
  additional property: Speechiness
    type: PropertyValue
    value: 0.535
  additional property: Acousticness
    type: PropertyValue
    value: 0.592
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.255
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.654
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199490211
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960207
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T04:47:22+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490211
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960207
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960207
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T04:47:22+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II No. 16: Terzett - Seid uns zum zweiten Mal willkommen
type: MusicRecording
duration: PT1M36S
duration ms: 96120
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90bd170ba9927e70bccd5b5a1c302cf97c6cbbf7ae9475e228f000cc1ecc7529. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/HKI199490212.
  date published: 2026-07-29T13:09:35Z
audio: Die Zauberflöte, K. 620, Act II No. 16: Terzett - Seid uns zum zweiten Mal willkommen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.817
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.458
  additional property: Energy
    type: PropertyValue
    value: 0.038
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.451
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199490212
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960108
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490212
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960108
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II: Dialog - Tamino, wollen wir nicht speisen?
type: MusicRecording
duration: PT1M28S
duration ms: 88200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c1573fdffeafd0d1a1c7c04798d8817c5c624c36605f5327ada19024722df61. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490213.
  date published: 2026-07-29T22:48:59Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Tamino, wollen wir nicht speisen?
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 182.462
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.469
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.477
  additional property: Acousticness
    type: PropertyValue
    value: 0.761
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.305
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.369
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.244
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199490213
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960160
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T22:48:59+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490213
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960160
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960160
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T22:48:59+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II: Dialog - Nicht wahr, Tamino, ich kann auch schweigen
type: MusicRecording
duration: PT1M39S
duration ms: 99000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba40428f341799ca10e66dd3d7abc1b3430cc405cfcc873858e5c264b33220e0. Chain 2 (Bitcoin): anchored in block 960223 (2026-07-30T07:51:46Z), 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/HKI199490215.
  date published: 2026-07-30T07:51:46Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Nicht wahr, Tamino, ich kann auch schweigen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.719
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.615
  additional property: Energy
    type: PropertyValue
    value: 0.146
  additional property: Speechiness
    type: PropertyValue
    value: 0.745
  additional property: Acousticness
    type: PropertyValue
    value: 0.901
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.549
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.231
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.491
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199490215
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960223
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T07:51:46+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490215
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960223
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960223
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:51:46+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II: Dialog - Prinz, dein Betragen war bis hierher mannlich und gelassen
type: MusicRecording
duration: PT0M47S
duration ms: 47160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c225ab5c411f87474e3c5c2bce36d4da134bb2d31e5b829a27a865e71cbd8d9. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490217.
  date published: 2026-07-30T07:28:30Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Prinz, dein Betragen war bis hierher mannlich und gelassen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.973
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.61
  additional property: Energy
    type: PropertyValue
    value: 0.125
  additional property: Speechiness
    type: PropertyValue
    value: 0.414
  additional property: Acousticness
    type: PropertyValue
    value: 0.814
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.476
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.436
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.682
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199490217
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960220
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490217
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960220
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960220
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II No. 19: Terzett - Soll ich dich, Teurer, nicht mehr sehn?
type: MusicRecording
duration: PT2M49S
duration ms: 169920
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b172a5a81c54e54fc724f2c1aae32de1f746e3daaedbc352de077491f726124. Chain 2 (Bitcoin): anchored in block 960105 (2026-07-29T12:35:17Z), 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/HKI199490218.
  date published: 2026-07-29T12:35:17Z
audio: Die Zauberflöte, K. 620, Act II No. 19: Terzett - Soll ich dich, Teurer, nicht mehr sehn?
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.838
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.347
  additional property: Energy
    type: PropertyValue
    value: 0.252
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.926
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.229
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.326
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.085
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199490218
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960105
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T12:35:17+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490218
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960105
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960105
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T12:35:17+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II: Dialog - Tamino! Tamino!
type: MusicRecording
duration: PT1M49S
duration ms: 109080
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b8041cad0ba29b897013b610bf5aa9005e881f49456888b3be83554204039c8. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/HKI199490219.
  date published: 2026-07-29T19:35:34Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Tamino! Tamino!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.715
  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: 0.674
  additional property: Energy
    type: PropertyValue
    value: 0.173
  additional property: Speechiness
    type: PropertyValue
    value: 0.906
  additional property: Acousticness
    type: PropertyValue
    value: 0.81
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.31
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.312
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.347
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199490219
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960138
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490219
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II: Dialog - Da bin ich schon, mein Engel!
type: MusicRecording
duration: PT1M40S
duration ms: 100800
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb542de55ad56c470abe3de4ed34b71727444879dd2df404f0edc886c7a1a4a69. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490221.
  date published: 2026-07-30T07:28:30Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Da bin ich schon, mein Engel!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.208
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.637
  additional property: Energy
    type: PropertyValue
    value: 0.127
  additional property: Speechiness
    type: PropertyValue
    value: 0.372
  additional property: Acousticness
    type: PropertyValue
    value: 0.839
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.415
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.237
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.22
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI199490221
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960220
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490221
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960220
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960220
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Die Zauberflöte, K. 620, Act II: Dialog - Ihr, in dem Weisheitstempel eingeweihten
type: MusicRecording
duration: PT2M33S
duration ms: 153720
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
  type: MusicAlbum
  date published: 1994-01-25
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0c0eca96ce77c67c6b41c17e52035740659263472433b8f524d91ea16b98031. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490122.
  date published: 2026-07-29T22:48:59Z
audio: Die Zauberflöte, K. 620, Act II: Dialog - Ihr, in dem Weisheitstempel eingeweihten
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.33
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.686
  additional property: Energy
    type: PropertyValue
    value: 0.135
  additional property: Speechiness
    type: PropertyValue
    value: 0.596
  additional property: Acousticness
    type: PropertyValue
    value: 0.772
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.405
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.179
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKI199490122
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960160
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T22:48:59+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490122
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960160
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960160
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
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Die Zauberflöte, K. 620, Act II No. 21: Finale - Bald prangt, den Morgen zu verkunden
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by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
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by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
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genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T21:09:47Z
audio: Die Zauberflöte, K. 620, Act II No. 21: Finale - Bald prangt, den Morgen zu verkunden
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Die Zauberflöte, K. 620, Act II: Andante - Tamino mein!
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by artist: Wilfried Gahmlich
by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
by artist: Hellen Kwon
by artist: Lotte Leitner
by artist: Herbert Lippert
by artist: Elizabeth Norberg-Schulz
by artist: Kurt Rydl
by artist: Georg Tichy
by artist: Julia Faulkner
by artist: Waltraud Winsauer
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genre: classical
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  date published: 2026-07-29T23:23:05Z
audio: Die Zauberflöte, K. 620, Act II: Andante - Tamino mein!
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Die Zauberflote (The Magic Flute), K. 620: Die Zauberflote (The Magic Flute), K. 620, Act II: O Isis Und Osiris (Chorus Of Priests)
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duration: PT2M37S
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by artist: Budapest Failoni Chamber Orchestra
by artist: Hungarian Festival Chorus
by artist: Wolfgang Amadeus Mozart
by artist: Emanuel Schikaneder
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  date published: 2026-07-31T04:14:58Z
isrc code: HKI199639108

Energy
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Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Symphony No. 40 in G Minor, K. 550: I. Molto allegro
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by artist: Philharmonia Cassovia
by artist: Johannes Wildner
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T13:52:39Z
audio: Symphony No. 40 in G Minor, K. 550: I. Molto allegro
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Symphony No. 25 in G Minor, K. 183: I. Allegro con brio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio
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Ave verum corpus, K. 618
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by artist: St. Clement Concert Orchestra
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audio: Ave verum corpus, K. 618
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Piano Concerto No. 23 in A Major, K. 488: II. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Piano Concerto No. 23 in A Major, K. 488: II. Adagio
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Fantasia in D Minor, K. 397
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Mozart: 30 of the Best
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Bach, J.S.: St. Matthew Passion
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track: St. Matthew Passion, BWV 244: No. 30 Arie (Alt) mit Chor: Ach, nun ist mein Jesus hin!
track: St. Matthew Passion, BWV 244: No. 2 Rezitativ: Da Jesus diese Rede vollendet hatte
track: St. Matthew Passion, BWV 244: No. 3 Choral: Herzliebster Jesu, was hast du verbrochen
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track: St. Matthew Passion, BWV 244: No. 34 Rezitativ (Tenor): Mein Jesus schweigt zu falschen Lugen stille
track: St. Matthew Passion, BWV 244: No. 7 Rezitativ: Da ging hin der Zwolfen einer
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track: St. Matthew Passion, BWV 244: No. 40: Choral Bin ich gleich von dir gewichen
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track: St. Matthew Passion, BWV 244: No. 44: Choral Befiehl du deine Wege
track: St. Matthew Passion, BWV 244: No. 45 Rezitativ und Chor: Auf das Fest aber hatte der Landpfleger Gewohnheit
track: St. Matthew Passion, BWV 244: No. 46 Choral: Wie wunderbarlich ist doch diese Strafe!
track: St. Matthew Passion, BWV 244: No. 18 Rezitativ: Da kam Jesus mit ihnen zu einem Hofe
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track: St. Matthew Passion, BWV 244: No. 49 Arie (Sopran): Aus Liebe will mein Heiland sterben!
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track: St. Matthew Passion, BWV 244: No. 26 Rezitativ: Und er kam un fand sie aber schlafend
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track: St. Matthew Passion, BWV 244: No. 29 Choral: O Mensch, bewein dein Sunde gross

Jesus Christ In Music
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Hallelujah! Sacred Arias And Choruses
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The Best Of Naxos 9
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A Guided Tour of the Baroque Era, Vol. 5
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The Essentials: Mozart
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Così fan tutte, K. 588: Overture
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Idomeneo, re di Creta, K. 366: Overture
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Mozart: Zauberflöte (Die) (The Magic Flute)
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track: Die Zauberflöte, K. 620, Act II: Dialog - Prinz, dein Betragen war bis hierher mannlich und gelassen
track: Die Zauberflöte, K. 620, Act II No. 19: Terzett - Soll ich dich, Teurer, nicht mehr sehn?
track: Die Zauberflöte, K. 620, Act II: Dialog - Tamino! Tamino!
track: Die Zauberflöte, K. 620, Act II: Dialog - Da bin ich schon, mein Engel!
track: Die Zauberflöte, K. 620, Act II: Dialog - Ihr, in dem Weisheitstempel eingeweihten
track: Die Zauberflöte, K. 620, Act II No. 21: Finale - Bald prangt, den Morgen zu verkunden
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The Ultimate Mozart Opera Album
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date published: 2010-12-14

A Guided Tour of the Classical Era, Vol. 2
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date published: 2013-04-09

German Operatic Choruses
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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track: Die Lustigen Weiber Von Windsor (The Merry Wives Of Windsor): O Susser Mond
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293413
  explicit: false
  by artist: Slovak Philharmonic Chorus
  by artist: Slovak Radio Symphony Orchestra
  by artist: Hermann Salomon Mosenthal
  by artist: Otto Nicolai
  in album: German Operatic Choruses
    type: MusicAlbum
    date published: 1997-02-28
  isrc code: HKI199639102
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T04:27:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x245db0b9bf2e10c8378d9fd536628ca936a84d85337925c2998c741bfd1d71a6
  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/HKI199639102
  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 0x245db0b9bf2e10c8378d9fd536628ca936a84d85337925c2998c741bfd1d71a6. 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/HKI199639102.
    date published: 2026-07-08T03:20:19Z
  audio: Die Lustigen Weiber Von Windsor (The Merry Wives Of Windsor): O Susser Mond
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Die Entfuhrung Aus Dem Serail (Abduction From The Seraglio), K. 384: Final Chorus
  type: MusicRecording
  duration: PT1M26S
  duration ms: 86026
  explicit: false
  by artist: Slovak Philharmonic Chorus
  by artist: Slovak Radio Symphony Orchestra
  by artist: Wolfgang Amadeus Mozart
  by artist: C. F. Bretzner
  in album: German Operatic Choruses
    type: MusicAlbum
    date published: 1997-02-28
  isrc code: HKI199639104
  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: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Die Entfuhrung Aus Dem Serail (Abduction From The Seraglio), K. 384: Final Chorus
track: Der Freischutz, J. 277: Huntsmen's Chorus
track: Der Fliegende Hollander (The Flying Dutchman): Summ Und Brumm
track: Die Meistersinger Von Nurnberg (The Mastersingers Of Nuremberg): Wach Auf!
track: Tannhauser: Tannhauser, Act III: Begluckt Darf Nun Dich, "Pilgrims' Chorus"
track: Die Zauberflote (The Magic Flute), K. 620: Die Zauberflote (The Magic Flute), K. 620, Act II: O Isis Und Osiris (Chorus Of Priests)

OTSHash
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OTSBitcoinBlock
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value: 953528

OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/953528

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199639104

OTSTimestamp
type: PropertyValue
value: 2026-06-13T15:41:10Z

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 0xba13bb2df0712ed95f938dbc5c96f52924754a91e68264725d0ad131e66844bc. 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/HKI199639104.
date published: 2026-06-13T15:41:10Z

Die Entfuhrung Aus Dem Serail (Abduction From The Seraglio), K. 384: Final Chorus
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Der Freischutz, J. 277: Huntsmen's Chorus
type: MusicRecording
duration: PT2M36S
duration ms: 156333
explicit: false
by artist: Carl Maria von Weber
by artist: Slovak Radio Symphony Orchestra
by artist: Slovak Philharmonic Chorus
by artist: Johann Friedrich Kind
in album: German Operatic Choruses
  type: MusicAlbum
  date published: 1997-02-28
genre: classical
genre: opera
isrc code: HKI199639105
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199639105
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 0x4a1106cdcd147edba18cfc95710e87ce97cf4852169d87823261c505de11ccab. 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/HKI199639105.
  date published: 2026-06-13T13:32:09Z
audio: Der Freischutz, J. 277: Huntsmen's Chorus
  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
    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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  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
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Der Fliegende Hollander (The Flying Dutchman): Summ Und Brumm
type: MusicRecording
duration: PT8M28S
duration ms: 508746
explicit: false
by artist: Austrian Radio Symphony Orchestra
by artist: Budapest Radio Chorus
by artist: Richard Wagner
in album: German Operatic Choruses
  type: MusicAlbum
  date published: 1997-02-28
isrc code: HKI199639106
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199639106
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 0xcfb69e9e8ab799b114916b5941980d5fcc49304d0702e776e580ea9c30f7ebe1. 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/HKI199639106.
  date published: 2026-07-08T03:20:19Z
audio: Der Fliegende Hollander (The Flying Dutchman): Summ Und Brumm
  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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    value: 0.333
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.015
  additional property: Liveness
    type: PropertyValue
    value: 0.071
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.093
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.502
  additional property: Key Name
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    value: A
  additional property: Mode Name
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Die Meistersinger Von Nurnberg (The Mastersingers Of Nuremberg): Wach Auf!
type: MusicRecording
duration: PT2M28S
duration ms: 148266
explicit: false
by artist: Slovak Radio Symphony Orchestra
by artist: Slovak Philharmonic Chorus
by artist: Richard Wagner
in album: German Operatic Choruses
  type: MusicAlbum
  date published: 1997-02-28
genre: orchestra
genre: radio-symphony
genre: symfonicky-orchestr
isrc code: HKI199639109
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  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/HKI199639109
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef33dd19a7bb5a5b460bee2592f5c34fad233f3ca6f0ca8f9a123000739e9b28. 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/HKI199639109.
  date published: 2026-06-13T15:41:10Z
audio: Die Meistersinger Von Nurnberg (The Mastersingers Of Nuremberg): Wach Auf!
  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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  additional property: Loudness (dB)
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  additional property: Mode Name
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Tannhauser: Tannhauser, Act III: Begluckt Darf Nun Dich, "Pilgrims' Chorus"
type: MusicRecording
duration: PT3M42S
duration ms: 222533
explicit: false
by artist: Slovak Radio Symphony Orchestra
by artist: Slovak Philharmonic Chorus
by artist: Richard Wagner
in album: German Operatic Choruses
  type: MusicAlbum
  date published: 1997-02-28
genre: orchestra
genre: radio-symphony
genre: symfonicky-orchestr
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additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199639114
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 0x2d017804b5e31e5252c407846b52f605bbc2123d2437a6c418ac82b5909e2ff2. 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/HKI199639114.
  date published: 2026-07-08T03:53:27Z
audio: Tannhauser: Tannhauser, Act III: Begluckt Darf Nun Dich, "Pilgrims' Chorus"
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  additional property: Mode (Major/Minor)
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