Budapest Failoni Chamber Orchestra
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  track: Herz und Mund und Tat und Leben, Bwv 147
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Grand Overture in E-Flat Major, Op. 18, No. 1, W. C26: III. Allegro
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Oboe Concerto In C Major, RV 450: II. Larghetto
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Oboe Concerto In C Major, RV 450: I. Allegro Molto
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Herz Und Mund Und Tat Und Leben, BWV 147: Chorale: Jesus Bleibet Meine Freude (Jesu, Joy Of Man's Desiring)
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Herz Und Mund Und Tat Und Leben, BWV 147: Chorale: Jesus Bleibet Meine Freude (Jesu, Joy Of Man's Desiring)
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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The Magic Flute, K. 620: Overture
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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)
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  date published: 1994-01-25
genre: classical
genre: classical-era
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490101
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: The Magic Flute, K. 620: Overture
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The Magic Flute, K. 620, Act I: Zu Hilfe! Zu Hilfe!
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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)
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  date published: 1994-01-25
genre: classical
genre: classical-era
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additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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/HKI199490102
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
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: The Magic Flute, K. 620, Act I: Zu Hilfe! Zu Hilfe!
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  additional property: Valence (Positivity)
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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)
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  date published: 1994-01-25
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: 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/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199490104
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 2026-06-13T17:25:41Z
audio: The Magic Flute, K. 620, Act I: Arie. Der Vogelfänger bin ich ja
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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)
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  date published: 1994-01-25
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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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/HKI199490204
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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act II No. 12: Quintett - Wie? Wie? Wie?
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Die Zauberflöte, K. 620, Act I: Dialog - He da!
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duration: PT4M19S
duration ms: 259920
explicit: false
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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
in album: Mozart: Zauberflöte (Die) (The Magic Flute)
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  date published: 1994-01-25
genre: classical
genre: classical-era
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Die Zauberflöte, K. 620, Act I: Dialog - He da!
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The Magic Flute, K. 620: Dies Bildnis ist bezaubernd schön
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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
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  date published: 1994-01-25
genre: classical
genre: classical-era
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additional property: CopyrightID
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additional property: OTSVerifyInstructions
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  date published: 2026-06-13T17:25:41Z
audio: The Magic Flute, K. 620: Dies Bildnis ist bezaubernd schön
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The Magic Flute, K. 620, Act II: Arie. Alles fühlt der Liebe Freuden
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by artist: Anna Gonda
by artist: Hungarian Festival Chorus
by artist: Budapest Failoni Chamber Orchestra
by artist: Michael Halasz
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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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additional property: OTSVerifyInstructions
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  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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Die Zauberflöte, K. 620, Act I: Dialog - Ruste dich mit Mut und Standhaftigkeit
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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
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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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The Magic Flute, K. 620, Act I: Rezitativ und Arie. O zittre nicht, mein lieber Sohn!
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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
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:30:09Z
audio: The Magic Flute, K. 620, Act I: Rezitativ und Arie. O zittre nicht, mein lieber Sohn!
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Sonata No. 3 for Violin and Harpsichord in E Major, Bwv 1016: Iii. Adagio ma non tanto
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Sonata No. 3 for Violin and Harpsichord in E Major, Bwv 1016: Iii. Adagio ma non tanto
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Two Harpsichords Concerto in C Minor, Bwv 1060: Ii. Largo ovvero Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Brandenburg Concerto No. 2 in F Major, Bwv 1047: Ii. Andante
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brandenburg Concerto No. 2 in F Major, Bwv 1047: Ii. Andante
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The Well-tempered Clavier, Book 1, Bwv 846-869: Prelude and Fugue No. 1 in C Major, Bwv 846
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: The Well-tempered Clavier, Book 1, Bwv 846-869: Prelude and Fugue No. 1 in C Major, Bwv 846
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Cello Suite No. 1 in G Major, Bwv 1007 (arr. J. McFadden for guitar): Iv. Sarabande
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Cello Suite No. 1 in G Major, Bwv 1007 (arr. J. McFadden for guitar): Iv. Sarabande
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Cello Suite No. 1 in G Major, Bwv 1007: I. Prelude
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Cello Suite No. 1 in G Major, Bwv 1007: I. Prelude
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Two Harpsichords Concerto in C Minor, Bwv 1062: Ii. Andante e piano
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Two Harpsichords Concerto in C Minor, Bwv 1062: Ii. Andante e piano
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Sonata No. 1 for Violin and Harpsichord in B Minor, Bwv 1014: Iii. Andante
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Keyboard Concerto in D Major, Bwv 1054: Ii. Adagio e piano sempre
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  date published: 2026-07-08T03:22:41Z
audio: Keyboard Concerto in D Major, Bwv 1054: Ii. Adagio e piano sempre
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Toccata, Adagio and Fugue in C Major, Bwv 564: Ii. Adagio
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Goldberg Variations, Bwv 988: Aria
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audio: Goldberg Variations, Bwv 988: Aria
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Keyboard Concerto in D Minor, Bwv 1052: Ii. Adagio
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Schubert For Study
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track: 6 Moments Musicaux, Op. 94, D. 780: No. 2 in A-flat Major: Andantino
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track: Symphony No. 6 in C Major, D. 589: Ii. Andante
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track: Piano Quintet In A Major, Op. 114, D. 667, "die Forelle" (The Trout): Ii. Andante
track: Adagio and Allegro, Op. 70 (version for cello and piano): Adagio

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OpenTimestamps Proof of Existence
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Symphony No. 6 in C Major, D. 589: Ii. Andante
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Piano Quintet In A Major, Op. 114, D. 667, "die Forelle" (The Trout): Ii. Andante
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Adagio and Allegro, Op. 70 (version for cello and piano): Adagio
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Concerto For 2 Violins In A Minor, Op. 3, No. 8, RV Rv 522: I. Allegro
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Concerto For 2 Violins In A Minor, Op. 3, No. 8, RV 522: II. Larghetto E Spiritoso
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Concerto For Strings In G Major, RV 151, "Alla Rustica": I. Presto
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Concerto For Strings In G Major, RV 151, "Alla Rustica": III. Allegro
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Concerto For 2 Mandolins In G Major, RV 532: I. Allegro
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Concerto For 2 Mandolins In G Major, RV 532: II. Andante
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Concerto For 2 Mandolins In G Major, RV 532: III. Allegro
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audio: Concerto For 2 Mandolins In G Major, RV 532: III. Allegro
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Bach, J.C.: Sinfonias, Vol. 4
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Vivaldi For Inspiration
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track: The 4 Seasons: Violin Concerto In G Minor, Op. 8, No. 2, RV 315, "L'estate" (Summer): I. Allegro Non Molto
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track: The 4 Seasons: Violin Concerto In F Major, Op. 8, No. 3, RV 293, "L'autunno" (Autumn): I. Allegro
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track: Concerto In C Major, RV 443: I. Allegro
track: Flute Concerto In D Major, Op. 10, No. 3, RV 428, "Il Gardellino": II. Cantabile
track: Oboe Concerto In C Major, RV 450: II. Larghetto
track: Oboe Concerto In C Major, RV 450: I. Allegro Molto

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OpenTimestamps Proof of Existence
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The 4 Seasons: Violin Concerto In F Major, Op. 8, No. 3, RV 293, "L'autunno" (Autumn): I. Allegro
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Bach, J.S.: Cantatas, Bwv 80 and 147
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The 4 Seasons: Violin Concerto In F minor, Op. 8, No. 4, RV 297, "L'Inverno" (Winter): The 4 Seasons: Violin Concerto In F Minor, Op. 8, No. 4, RV 297, "L'inverno" (Winter): II. Largo
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.081
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.118
  additional property: Key Name
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    value: A
  additional property: Mode Name
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Sheep May Safely Graze, BWV 208
type: MusicRecording
duration: PT5M11S
duration ms: 311266
explicit: false
by artist: Bertalan Hock
by artist: Johann Sebastian Bach
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199333914
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:37:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8964baf67842f1e93bdc728cabf4759a54b54e67a3bb705848a667268a859ca2
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/HKI199333914
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 0x8964baf67842f1e93bdc728cabf4759a54b54e67a3bb705848a667268a859ca2. 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/HKI199333914.
  date published: 2026-07-08T03:20:19Z
audio: Sheep May Safely Graze, BWV 208
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.794
  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: 0.129
  additional property: Energy
    type: PropertyValue
    value: 0.036
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.894
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.893
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
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    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Te Deum, H. 146 (Arr. For Organ): Te Deum, H. 146: Prelude (Arr. For Organ)
type: MusicRecording
duration: PT2M22S
duration ms: 142493
explicit: false
by artist: Simon Lindley
by artist: Marc-Antoine Charpentier
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199241003
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:37:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x150260c3f21545cdf2c85be40086b4d6623c2891303134cf7d7be93493520f2f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199241003
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x150260c3f21545cdf2c85be40086b4d6623c2891303134cf7d7be93493520f2f. 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/HKI199241003.
  date published: 2026-07-08T08:56:20Z
audio: Te Deum, H. 146 (Arr. For Organ): Te Deum, H. 146: Prelude (Arr. For Organ)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.23
  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: 0.071
  additional property: Energy
    type: PropertyValue
    value: 0.087
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.721
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.063
  additional property: Liveness
    type: PropertyValue
    value: 0.124
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.343
  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Trumpet Tune
type: MusicRecording
duration: PT1M19S
duration ms: 79133
explicit: false
by artist: Bertalan Hock
by artist: György Geiger
by artist: Henry Purcell
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199333909
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T03:39:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x82e19c1e79931e022747467e620178d20e7e03a6dee300d9a2bc3b24ede1ae26
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/HKI199333909
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82e19c1e79931e022747467e620178d20e7e03a6dee300d9a2bc3b24ede1ae26. 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/HKI199333909.
  date published: 2026-07-02T03:55:08Z
audio: Trumpet Tune
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.872
  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: 0.31
  additional property: Energy
    type: PropertyValue
    value: 0.171
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.336
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.943
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.16
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.111
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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String Quintet In E major, Op. 11, No. 5, G. 275 : String Quintet In E Major, G. 275: III. Minuetto
type: MusicRecording
duration: PT3M26S
duration ms: 206693
explicit: false
by artist: Danubius String Quintet
by artist: György Éder
by artist: Luigi Boccherini
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199221411
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T06:41:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6b77639d6f11cfa73b9d923e40383ace17911d978038193f1e60043f08fc8c36
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/HKI199221411
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 0x6b77639d6f11cfa73b9d923e40383ace17911d978038193f1e60043f08fc8c36. 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/HKI199221411.
  date published: 2026-07-08T03:20:19Z
audio: String Quintet In E major, Op. 11, No. 5, G. 275 : String Quintet In E Major, G. 275: III. Minuetto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.52
  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: 0.378
  additional property: Energy
    type: PropertyValue
    value: 0.106
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.672
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.481
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.628
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
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Organ Symphony No. 5 in F minor, Op. 42, No. 1: Organ Symphony No. 5: Toccata
type: MusicRecording
duration: PT6M10S
duration ms: 370066
explicit: false
by artist: Bertalan Hock
by artist: Charles-Marie Widor
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199333904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:04:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe448e5bff069aca8396de5b8e1b7634632acc2366d38acd384ffec9349374738
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/HKI199333904
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe448e5bff069aca8396de5b8e1b7634632acc2366d38acd384ffec9349374738. 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/HKI199333904.
  date published: 2026-07-02T03:55:08Z
audio: Organ Symphony No. 5 in F minor, Op. 42, No. 1: Organ Symphony No. 5: Toccata
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.132
  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: 0.208
  additional property: Energy
    type: PropertyValue
    value: 0.241
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.542
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.956
  additional property: Liveness
    type: PropertyValue
    value: 0.184
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.064
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.785
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Suite Bergamasque : Suite bergamasque: III. Clair De Lune
type: MusicRecording
duration: PT5M45S
duration ms: 345066
explicit: false
by artist: Péter Nagy
by artist: Claude Debussy
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
genre: classical
genre: classical-piano
isrc code: HKI199295212
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T19:12:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x94a35047078079bffe6c51b752892737091bb0153a34fb66352f42165b717c1a
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/HKI199295212
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94a35047078079bffe6c51b752892737091bb0153a34fb66352f42165b717c1a. 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/HKI199295212.
  date published: 2026-07-08T03:22:41Z
audio: Suite Bergamasque : Suite bergamasque: III. Clair De Lune
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.573
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.402
  additional property: Energy
    type: PropertyValue
    value: 0.018
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.927
  additional property: Liveness
    type: PropertyValue
    value: 0.082
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.048
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.859
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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3 Gymnopedies (Arr. For Flute And Harp): Gymnopedie No. 1 (Arr. For Flute And Harp)
type: MusicRecording
duration: PT3M0S
duration ms: 180333
explicit: false
by artist: Nora Shulman
by artist: Judy Loman
by artist: Erik Satie
by artist: Donald Sosin
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199717607
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T23:27:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7beee711cf373bcaff89fcad884c69f6e72cb239c4cd1a5e7134f5b8800e11c8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199717607
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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 0x7beee711cf373bcaff89fcad884c69f6e72cb239c4cd1a5e7134f5b8800e11c8. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/HKI199717607.
  date published: 2026-06-13T12:53:06Z
audio: 3 Gymnopedies (Arr. For Flute And Harp): Gymnopedie No. 1 (Arr. For Flute And Harp)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.055
  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: 0.236
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.781
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.052
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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2 Arabesques (Arr. For Flute And Harp): Arabesque No. 1 (Arr. For Flute And Harp)
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duration: PT4M11S
duration ms: 251706
explicit: false
by artist: Nora Shulman
by artist: Judy Loman
by artist: Claude Debussy
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199717606
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5a2ae1a40b040984cde46d5a3a42abd4533de54a2f861146a1b4d6afcbcb212e
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199717606
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a2ae1a40b040984cde46d5a3a42abd4533de54a2f861146a1b4d6afcbcb212e. 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/HKI199717606.
  date published: 2026-06-13T17:25:41Z
audio: 2 Arabesques (Arr. For Flute And Harp): Arabesque No. 1 (Arr. For Flute And Harp)
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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: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Ave Maria
type: MusicRecording
duration: PT2M42S
duration ms: 162040
explicit: false
by artist: Bertalan Hock
by artist: Charles Gounod
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199333907
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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  value: https://explorer.copyrightchains.com/tx/0x17feb080c5a870d986e5b81f3b24e9562ed732eb0af380101b99cb7dae59a6c3
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/HKI199333907
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17feb080c5a870d986e5b81f3b24e9562ed732eb0af380101b99cb7dae59a6c3. 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/HKI199333907.
  date published: 2026-07-02T03:55:08Z
audio: Ave Maria
  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
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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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  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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Carmen (Arr. For Flute And Harp): Carmen: Entr'acte To Act III (Arr. For Flute And Harp)
type: MusicRecording
duration: PT2M28S
duration ms: 148466
explicit: false
by artist: Nora Shulman
by artist: Judy Loman
by artist: Donald Sosin
by artist: Georges Bizet
in album: A Bride's Guide To Wedding Music
  type: MusicAlbum
  date published: 2002-02-06
isrc code: HKI199717612
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:41:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa0b450d9e21e5cb157bcd2c235e89933ac5a6b84392183fe2ecea21607d73d67
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199717612
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0b450d9e21e5cb157bcd2c235e89933ac5a6b84392183fe2ecea21607d73d67. 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/HKI199717612.
  date published: 2026-07-08T08:56:20Z
audio: Carmen (Arr. For Flute And Harp): Carmen: Entr'acte To Act III (Arr. For Flute And Harp)
  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
    type: PropertyValue
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  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)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Ave Maria (Sacred Arias And Choruses)
type: MusicAlbum
date published: 1997-03-13
track: Herz Und Mund Und Tat Und Leben, BWV 147: Chorale: Jesus Bleibet Meine Freude (Jesu, Joy Of Man's Desiring)
track: Anna Magdalena Notenbuch (Clavier-Buchlein III): Bist Du Bei Mir, BWV 508 (Attrib. G.H. Stolzel)
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149066
  explicit: false
  by artist: Ingrid Kertesi
  by artist: Camerata De Budapest
  by artist: Johann Sebastian Bach
  in album: Ave Maria (Sacred Arias And Choruses)
    type: MusicAlbum
    date published: 1997-03-13
  genre: hungarian-classical-performance
  isrc code: HKI199614102
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T20:14:27+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xcb9216ae57ab47c48da80475ad589df4097fa4e970956ccdef16a03a7fb6399f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956349
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199614102
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  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 0xcb9216ae57ab47c48da80475ad589df4097fa4e970956ccdef16a03a7fb6399f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/HKI199614102.
    date published: 2026-07-02T11:34:59Z
  audio: Anna Magdalena Notenbuch (Clavier-Buchlein III): Bist Du Bei Mir, BWV 508 (Attrib. G.H. Stolzel)
    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)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.318
    additional property: Energy
      type: PropertyValue
      value: 0.141
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.98
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.404
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.077
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.205
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Serse (Xerxes), HWV 40, Act I: Ombra Mai Fu, "Largo"
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205000
  explicit: false
  by artist: Camerata De Budapest
  by artist: Jozsef Mukk
  by artist: George Frideric Handel
  in album: Ave Maria (Sacred Arias And Choruses)
    type: MusicAlbum
    date published: 1997-03-13
  isrc code: HKI199614103
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T09:21:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa6c0e8ad7f6dcb61990cf90105cdcd09c630f0ef6b01a06619004a1c23888928
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  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/HKI199614103
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6c0e8ad7f6dcb61990cf90105cdcd09c630f0ef6b01a06619004a1c23888928. 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/HKI199614103.
    date published: 2026-07-02T03:55:08Z
  audio: Serse (Xerxes), HWV 40, Act I: Ombra Mai Fu, "Largo"
    type: AudioObject
    additional property: Tempo (BPM)
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    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: 0.213
    additional property: Energy
      type: PropertyValue
      value: 0.141
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.98
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.008
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.07
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.397
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Rinaldo, HWV 7, Act II Scene 4: Lascia Ch'io Pianga (Let me Lament)
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274133
  explicit: false
  by artist: Camerata De Budapest
  by artist: Ingrid Kertesi
  by artist: George Frideric Handel
  in album: Ave Maria (Sacred Arias And Choruses)
    type: MusicAlbum
    date published: 1997-03-13
  isrc code: HKI199614105
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x697aadbefad6b2b083d9600e75acef65c0596c3f289e051e7dd1f2a3be621817
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Rinaldo, HWV 7, Act II Scene 4: Lascia Ch'io Pianga (Let me Lament)
track: Exsultate, Jubilate, K. 165
track: Caro Mio Ben
track: Ellen's Gesang III (Ave Maria!), Op. 56, No. 6, D. 839, "Hymne An Die Jungfrau"
track: Ave Maria

OTSBitcoinBlock
type: PropertyValue
value: 956302

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956302

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199614105

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:30:09Z

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 0x697aadbefad6b2b083d9600e75acef65c0596c3f289e051e7dd1f2a3be621817. 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/HKI199614105.
date published: 2026-07-02T03:30:09Z

Rinaldo, HWV 7, Act II Scene 4: Lascia Ch'io Pianga (Let me Lament)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 166.868
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: 0.199
additional property: Energy
  type: PropertyValue
  value: 0.063
additional property: Speechiness
  type: PropertyValue
  value: 0.058
additional property: Acousticness
  type: PropertyValue
  value: 0.981
additional property: Instrumentalness
  type: PropertyValue
  value: 0.032
additional property: Liveness
  type: PropertyValue
  value: 0.109
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.076
additional property: Loudness (dB)
  type: PropertyValue
  value: -23.875
additional property: Key Name
  type: PropertyValue
  value: F
additional property: Mode Name
  type: PropertyValue
  value: Major

Exsultate, Jubilate, K. 165
type: MusicRecording
duration: PT15M16S
duration ms: 916093
explicit: false
by artist: Priti Coles
by artist: Camerata Cassovia
by artist: Wolfgang Amadeus Mozart
in album: Ave Maria (Sacred Arias And Choruses)
  type: MusicAlbum
  date published: 1997-03-13
isrc code: HKI199614108
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-06T18:52:44+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xb982b43d244de604561afe9e173731a57e8a05bebca91de8e9bfc58f22bd1f43
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199614108
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb982b43d244de604561afe9e173731a57e8a05bebca91de8e9bfc58f22bd1f43. 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/HKI199614108.
  date published: 2026-07-08T03:22:41Z
audio: Exsultate, Jubilate, K. 165
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.159
  additional property: Musical Key
    type: PropertyValue
    value: 5
  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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Caro Mio Ben
type: MusicRecording
duration: PT3M0S
duration ms: 180000
explicit: false
by artist: Camerata De Budapest
by artist: Jozsef Mukk
by artist: Giuseppe Giordani
in album: Ave Maria (Sacred Arias And Choruses)
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  date published: 1997-03-13
isrc code: HKI199614109
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
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
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 0x81fe9b073c6199704b409bbfd2bead0959ed00c2782360726ef5f158a01788b4. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199614109.
  date published: 2026-07-02T05:09:12Z
audio: Caro Mio Ben
  type: AudioObject
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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: Valence (Positivity)
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  additional property: Loudness (dB)
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Ellen's Gesang III (Ave Maria!), Op. 56, No. 6, D. 839, "Hymne An Die Jungfrau"
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duration: PT4M52S
duration ms: 292800
explicit: false
by artist: Ingrid Kertesi
by artist: Camerata De Budapest
by artist: Franz Schubert
by artist: Walter Scott
in album: Ave Maria (Sacred Arias And Choruses)
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  date published: 1997-03-13
genre: hungarian-classical-performance
isrc code: HKI199614110
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199614110
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 0xe540c50c6988a639530333d2192231b21108f7f0f79dd7f93a58e649573b3b4b. 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/HKI199614110.
  date published: 2026-06-13T15:41:10Z
audio: Ellen's Gesang III (Ave Maria!), Op. 56, No. 6, D. 839, "Hymne An Die Jungfrau"
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Liveness
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Ave Maria
type: MusicRecording
duration: PT5M13S
duration ms: 313733
explicit: false
by artist: Ingrid Kertesi
by artist: Camerata De Budapest
by artist: Hungarian State Opera Chorus
by artist: Gaetano Donizetti
in album: Ave Maria (Sacred Arias And Choruses)
  type: MusicAlbum
  date published: 1997-03-13
genre: hungarian-classical-performance
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x132f3fa8e26da5c9d8bc4fecce2517a20a05716db6965721c3c4381b8300a093. 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/HKI199614112.
  date published: 2026-07-02T03:55:08Z
audio: Ave Maria
  type: AudioObject
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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: 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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Ave Maria
type: MusicRecording
duration: PT2M41S
duration ms: 161906
explicit: false
by artist: Ingrid Kertesi
by artist: Camerata De Budapest
by artist: Johann Sebastian Bach
by artist: Charles Gounod
in album: Ave Maria (Sacred Arias And Choruses)
  type: MusicAlbum
  date published: 1997-03-13
genre: hungarian-classical-performance
isrc code: HKI199614115
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199614115
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 0xdfb49e1d670c7d6876d93acdf731458f10f1e88b1fff9a1f898b8893743e7674. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/HKI199614115.
  date published: 2026-06-13T12:53:06Z
audio: Ave Maria
  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
    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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Naxos Green
type: MusicAlbum
date published: 2008-11-18
track: Appalachian Spring: Simple Gifts
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176066
  explicit: false
  by artist: Aaron Copland
  by artist: Nashville Chamber Orchestra
  by artist: Various Artists
  in album: Naxos Green
    type: MusicAlbum
    date published: 2008-11-18
  popularity: 26
  genre: classical
  genre: orchestra
  isrc code: HKI199451401
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x133bf3c96b624a587149129d454a5ef4b88b06eb0e1da9fba9bf918ae0ca4a5c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199451401
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x133bf3c96b624a587149129d454a5ef4b88b06eb0e1da9fba9bf918ae0ca4a5c. 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/HKI199451401.
    date published: 2026-06-13T15:41:10Z
  audio: Appalachian Spring: Simple Gifts
    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
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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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101 Classics - The Best Loved Classical Melodies
type: MusicAlbum
date published: 1998-12-01
track: An der schonen, blauen Donau (The Beautiful Blue Danube), Op. 314
  type: MusicRecording
  duration: PT9M24S
  duration ms: 564560
  explicit: false
  by artist: Johann Strauss II
  by artist: Strauss Festival Orchestra
  by artist: Ondrej Lenard
  in album: 101 Classics - The Best Loved Classical Melodies
    type: MusicAlbum
    date published: 1998-12-01
  popularity: 2
  isrc code: HKI199245311
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
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  additional property: OTSBitcoinBlock
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99f9192770574915c7491472dc2c7fd5524f6dafed5677d6c674d89993509b4a. 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/HKI199245311.
    date published: 2026-07-08T03:20:19Z
  audio: An der schonen, blauen Donau (The Beautiful Blue Danube), Op. 314
    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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track: Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso (Opening)
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  duration ms: 1261466
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  by artist: Pyotr Ilyich Tchaikovsky
  by artist: Bernd Glemser
  by artist: Polish National Radio Symphony Orchestra
  by artist: Antoni Wit
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    type: MusicAlbum
    date published: 1998-12-01
  popularity: 6
  isrc code: HKI199609501
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-07T16:07:00Z
  audio: Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso (Opening)
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track: Emperor Waltz, Op. 437: Kaiser Walzer (Emperor Waltz), Op. 437
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track: The Danube Waves: Valurile Dunarii (The Danube Waves)
track: Serenade for Strings in C Major, Op. 48: II. Walzer
track: Les Patineurs, Op. 183, "The Skater's Waltz"
track: Sobre las olas (Over the Waves)
track: The Nutcracker Suite, Op. 71a: VIII. Waltz of the Flowers

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

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

Emperor Waltz, Op. 437: Kaiser Walzer (Emperor Waltz), Op. 437
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The Danube Waves: Valurile Dunarii (The Danube Waves)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: The Danube Waves: Valurile Dunarii (The Danube Waves)
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Serenade for Strings in C Major, Op. 48: II. Walzer
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Serenade for Strings in C Major, Op. 48: II. Walzer
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Les Patineurs, Op. 183, "The Skater's Waltz"
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by artist: Slovak State Philharmonic Orchestra, Kosice
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Les Patineurs, Op. 183, "The Skater's Waltz"
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Sobre las olas (Over the Waves)
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subject of: OpenTimestamps Proof of Existence
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audio: Sobre las olas (Over the Waves)
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The Nutcracker Suite, Op. 71a: VIII. Waltz of the Flowers
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  date published: 2026-07-08T03:53:27Z
audio: The Nutcracker Suite, Op. 71a: VIII. Waltz of the Flowers
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A To Z Of Opera
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Bach For Meditation (Swedish Edition)
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date published: 2026-07-08T03:20:19Z

Herz und Mund und Tat und Leben, BWV 147: Jesu bleibet meine Freude (Jesu Joy of Man's Desiring) (arr. M. Hess)
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Christmas Oratorio, BWV 248, Part II: Sinfonia
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Toccata, Adagio and Fugue in C Major, BWV 564: Adagio
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Clavierbuchlein for Anna Magdalena Bach, Book 2, BWV Anh. 113-132: Minuet in G Major, BWV Anh. 114
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Anna Magdalena Notenbuch (Clavier-Buchlein III): Bist du bei mir, BWV 508 (attrib. G.H. Stolzel)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Anna Magdalena Notenbuch (Clavier-Buchlein III): Bist du bei mir, BWV 508 (attrib. G.H. Stolzel)
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Concerto for Oboe and Violin in C Minor, BWV 1060: II. Adagio
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by artist: Lisa Stewart
by artist: Christian Hommel
by artist: Cologne Chamber Orchestra
by artist: Helmut Müller-Brühl
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subject of: OpenTimestamps Proof of Existence
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Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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Keyboard Concerto in D Minor, BWV 974 (after A. Marcello's Oboe Concerto) (arr. E. Voorhorst for guitar): Concerto in D Minor, BWV 974: II. Adagio (after Oboe Concerto by A. Marcello) (arr. f
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Keyboard Concerto in D Minor, BWV 974 (after A. Marcello's Oboe Concerto) (arr. E. Voorhorst for guitar): Concerto in D Minor, BWV 974: II. Adagio (after Oboe Concerto by A. Marcello) (arr. f
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Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano (arr. for flute and harp)
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by artist: Donald Sosin
by artist: Nora Shulman
by artist: Judy Loman
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popularity: 2
genre: classical
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  date published: 2026-07-08T03:53:27Z
audio: Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano (arr. for flute and harp)
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Classical Music for Kids: Bach
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date published: 2016-11-18

50 of the Best: Mozart
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track: Symphony No. 40 in G Minor, K. 550: I. Molto allegro
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  by artist: Capella Istropolitana
  by artist: Barry Wordsworth
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  subject of: OpenTimestamps Proof of Existence
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track: Ave verum corpus, K. 618
track: Piano Concerto No. 23 in A Major, K. 488: II. Adagio
track: Fantasia in D Minor, K. 397
track: Symphony No. 38 in D Major, K. 504, "Prague": III. Finale: Presto

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

OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

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 Choir
by artist: St. Clement Concert Orchestra
by artist: Randall Swanson
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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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by artist: Concentus Hungaricus
by artist: Matyas Antal
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: 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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by artist: Janos Sebestyen
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Fantasia in D Minor, K. 397
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Symphony No. 38 in D Major, K. 504, "Prague": III. Finale: Presto
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Symphony No. 38 in D Major, K. 504, "Prague": III. Finale: Presto
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Opera - 50 of the Best
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Le nozze di Figaro, K. 492, Act I: Overture
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track: Manon Lescaut, Act I: Donna non vidi mai simile a questa!
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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  subject of: OpenTimestamps Proof of Existence
  audio: Gianni Schicchi: O mio babbino caro
track: Le nozze di Figaro, K. 492, Act I: Aria: Non piu andrai, farfallone amoroso
track: Turandot, Act III: Nessun dorma!
track: Carmen: Carmen, Act II: Toreador Song: Votre toast, je peux vous le rendre
track: Die Zauberflote (The Magic Flute), K. 620, Act II: Der Holle Rache kocht in meinem Herzen
track: Norma: Norma, Act I: Casta diva
track: Madama Butterfly, Act II: Humming Chorus
track: La boheme, Act I: Che gelida manina
track: La Wally, Act I: Ebben? Ne andro lontana

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

OpenTimestamps Proof of Existence
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date published: 2026-07-08T08:56:20Z

Gianni Schicchi: O mio babbino caro
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Le nozze di Figaro, K. 492, Act I: Aria: Non piu andrai, farfallone amoroso
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Le nozze di Figaro, K. 492, Act I: Aria: Non piu andrai, farfallone amoroso
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Turandot, Act III: Nessun dorma!
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
audio: Turandot, Act III: Nessun dorma!
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Carmen: Carmen, Act II: Toreador Song: Votre toast, je peux vous le rendre
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Carmen: Carmen, Act II: Toreador Song: Votre toast, je peux vous le rendre
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Die Zauberflote (The Magic Flute), K. 620, Act II: Der Holle Rache kocht in meinem Herzen
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Die Zauberflote (The Magic Flute), K. 620, Act II: Der Holle Rache kocht in meinem Herzen
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Norma: Norma, Act I: Casta diva
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Norma: Norma, Act I: Casta diva
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Madama Butterfly, Act II: Humming Chorus
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by artist: Slovak Philharmonic Choir
by artist: Slovak Radio Symphony Orchestra
by artist: Alexander Rahbari
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Madama Butterfly, Act II: Humming Chorus
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La boheme, Act I: Che gelida manina
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by artist: Jonathan Welch
by artist: Slovak Radio Symphony Orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: La boheme, Act I: Che gelida manina
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La Wally, Act I: Ebben? Ne andro lontana
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by artist: Miriam Gauci
by artist: Belgian Radio and Television Philharmonic Orchestra
by artist: Alexander Rahbari
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: La Wally, Act I: Ebben? Ne andro lontana
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Bach, J.S. (The Best Of)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
  audio: Christmas Oratorio, BWV 248, Part II: Sinfonia
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track: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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track: Concerto for Oboe and Violin in C Minor, BWV 1060: II. Adagio
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  subject of: OpenTimestamps Proof of Existence
  audio: Concerto for Oboe and Violin in C Minor, BWV 1060: II. Adagio
track: Overture (Suite) No. 3 in D Major, BWV 1068: II. Air, "Air on a G String"
track: Keyboard Concerto in F Minor, BWV 1056: Concerto in F Minor, BWV 1056: II. Largo
track: Overture (Suite) No. 2 in B Minor, BWV 1067: VII. Badinerie
track: Violin Concerto E Major, BWV 1042: II. Adagio
track: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai

OTSHash
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x149d20a85c100a318a654a9268310638a9c8b4bfd76ce14ce928f9d5f68beb69. 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/HKI199506505.
date published: 2026-07-08T03:20:19Z

Concerto for Oboe and Violin in C Minor, BWV 1060: II. Adagio
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Overture (Suite) No. 3 in D Major, BWV 1068: II. Air, "Air on a G String"
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by artist: Capella Istropolitana
by artist: Richard Edlinger
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Overture (Suite) No. 3 in D Major, BWV 1068: II. Air, "Air on a G String"
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Keyboard Concerto in F Minor, BWV 1056: Concerto in F Minor, BWV 1056: II. Largo
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duration: PT2M50S
duration ms: 170106
explicit: false
by artist: Johann Sebastian Bach
by artist: Hae Won Chang
by artist: Camerata Cassovia
by artist: Robert Stankovsky
in album: Bach, J.S. (The Best Of)
  type: MusicAlbum
  date published: 1997-06-20
genre: classical
genre: classical-piano
isrc code: HKI199506509
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199506509
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x189f4e3f8453532a1bc0b87967c3c7fcc10bbd3b1122b71cf5a16d3cad6bc1a1. 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/HKI199506509.
  date published: 2026-07-08T03:20:19Z
audio: Keyboard Concerto in F Minor, BWV 1056: Concerto in F Minor, BWV 1056: II. Largo
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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
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.27
  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Overture (Suite) No. 2 in B Minor, BWV 1067: VII. Badinerie
type: MusicRecording
duration: PT1M25S
duration ms: 85466
explicit: false
by artist: Johann Sebastian Bach
by artist: Capella Istropolitana
by artist: Jaroslav Dvořák
in album: Bach, J.S. (The Best Of)
  type: MusicAlbum
  date published: 1997-06-20
genre: classical
genre: classical-piano
isrc code: HKI199506510
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/HKI199506510
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf99c2f3f131cc5521977a2a859ca0c84fe5e539596c0cccf533858128f011080. 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/HKI199506510.
  date published: 2026-07-08T03:53:27Z
audio: Overture (Suite) No. 2 in B Minor, BWV 1067: VII. Badinerie
  type: AudioObject
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Violin Concerto E Major, BWV 1042: II. Adagio
type: MusicRecording
duration: PT7M28S
duration ms: 448306
explicit: false
by artist: Johann Sebastian Bach
by artist: Takako Nishizaki
by artist: Capella Istropolitana
by artist: Oliver von Dohnanyi
in album: Bach, J.S. (The Best Of)
  type: MusicAlbum
  date published: 1997-06-20
genre: classical
genre: classical-piano
isrc code: HKI199506513
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199506513
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a7435c0e9105e8b487d2f6a023d8149fec2afbff71f58dce2ee59164196243e. 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/HKI199506513.
  date published: 2026-07-08T08:56:20Z
audio: Violin Concerto E Major, BWV 1042: II. Adagio
  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
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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
    value: 0.054
  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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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
type: MusicRecording
duration: PT3M22S
duration ms: 202973
explicit: false
by artist: Johann Sebastian Bach
by artist: Capella Istropolitana
by artist: Bohdan Warchal
in album: Bach, J.S. (The Best Of)
  type: MusicAlbum
  date published: 1997-06-20
genre: classical
genre: classical-piano
isrc code: HKI199506515
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:17:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc4f0cc7929512a444dd2679c8e974e6f934a20b7d2b12da196a516680f8d783b
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/HKI199506515
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 0xc4f0cc7929512a444dd2679c8e974e6f934a20b7d2b12da196a516680f8d783b. 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/HKI199506515.
  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
  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
    value: 0.654
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Bach for Meditation
type: MusicAlbum
date published: 2005-01-01
track: Concerto in D Minor (after the Oboe Concerto by A. Marcello), BWV 974: Adagio (arr. E. Voorhorst)
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258666
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Enno Voorhorst
  in album: Bach for Meditation
    type: MusicAlbum
    date published: 2005-01-01
  popularity: 7
  genre: classical
  genre: classical-piano
  isrc code: HKI190053009
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe32d7fae3368265a6b286a359dc15aca8a64d24290fc78e8202cb021a7506db2
  additional property: OTSHash
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956312
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190053009
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  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 0xe32d7fae3368265a6b286a359dc15aca8a64d24290fc78e8202cb021a7506db2. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190053009.
    date published: 2026-07-02T05:09:12Z
  audio: Concerto in D Minor (after the Oboe Concerto by A. Marcello), BWV 974: Adagio (arr. E. Voorhorst)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.949
    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.516
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
      value: 0.06
    additional property: Acousticness
      type: PropertyValue
      value: 0.991
    additional property: Instrumentalness
      type: PropertyValue
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      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.075
    additional property: Loudness (dB)
      type: PropertyValue
      value: -26.981
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Ave Maria
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189200
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Charles Gounod
  by artist: Nora Shulman
  by artist: Judy Loman
  in album: Bach for Meditation
    type: MusicAlbum
    date published: 2005-01-01
  popularity: 17
  genre: classical
  genre: classical-piano
  isrc code: HKI199717610
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:29:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
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    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d62e6ec7a6f2a3f3f34a4d17c2722fb05397c326068ed4168b6ee3a61c364c8. 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/HKI199717610.
    date published: 2026-06-13T13:32:09Z
  audio: Ave Maria
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 98.239
    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
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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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track: Concerto in the Italian Style in F Major, BWV 971, "Italian Concerto": Italian Concerto in F Major, BWV 971: II. Andante
  type: MusicRecording
  duration: PT5M11S
  duration ms: 311293
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Joseph Banowetz
  in album: Bach for Meditation
    type: MusicAlbum
    date published: 2005-01-01
  popularity: 8
  genre: classical
  genre: classical-piano
  isrc code: HKI199194411
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Concerto in the Italian Style in F Major, BWV 971, "Italian Concerto": Italian Concerto in F Major, BWV 971: II. Andante
track: Cello Suite No. 1 in G Major, BWV 1007: Prelude
track: Overture (Suite) No. 3 in D Major, BWV 1068: Suite No. 3 in D Major, BWV 1068: Air, "Air on a G String"
track: Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto
track: Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
track: Christmas Oratorio, BWV 248: Sinfonia
track: Violin Sonata No. 3 in C Major, BWV 1005: Largo (arr. N. Goluses)

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0xab17c9a4ff18ea5edaaeedecd2b1dafcb806868695e538cf77af7650ce40ddc2

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 956894

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956894

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199194411

OTSTimestamp
type: PropertyValue
value: 2026-07-06T07:53:57Z

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
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date published: 2026-07-06T07:53:57Z

Concerto in the Italian Style in F Major, BWV 971, "Italian Concerto": Italian Concerto in F Major, BWV 971: II. Andante
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Cello Suite No. 1 in G Major, BWV 1007: Prelude
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subject of: OpenTimestamps Proof of Existence
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Overture (Suite) No. 3 in D Major, BWV 1068: Suite No. 3 in D Major, BWV 1068: Air, "Air on a G String"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
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Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto
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Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
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audio: Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
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Christmas Oratorio, BWV 248: Sinfonia
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audio: Christmas Oratorio, BWV 248: Sinfonia
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Violin Sonata No. 3 in C Major, BWV 1005: Largo (arr. N. Goluses)
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Listen, Learn And Grow With Bach
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d8a383e9287b45edb1844132744bb40243bc5e66d9e9ff0c02bcd08e9eb8a3b. 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/HKI199392831.
    date published: 2026-06-13T13:32:09Z
  audio: Clavierbuchlein for Anna Magdalena Bach, Book 2, BWV Anh. 113-132: Minuet in G Major, Anh 114
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Goldberg Variations, BWV 988: Aria
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  by artist: Pi-hsien Chen
  in album: Listen, Learn And Grow With Bach
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  genre: classical-piano
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c356f61f2863da5adb80ccff780e8bd923925a37243cf3e91d164de2b916bb0. 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/HKI199205601.
    date published: 2026-07-08T03:22:41Z
  audio: Goldberg Variations, BWV 988: Aria
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track: Partita in A Minor, BWV 1013 (arr. E. Voorhorst for guitar): Bourree anglaise
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  by artist: Enno Voorhorst
  in album: Listen, Learn And Grow With Bach
    type: MusicAlbum
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Partita in A Minor, BWV 1013 (arr. E. Voorhorst for guitar): Bourree anglaise
track: Ave Maria (arr. for flute and harp)

OTSHash
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OTSBitcoinBlock
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value: 957118

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

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190053004

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb2e56047eba4c220fe0cc9d7e76a098b9a00fdaeb5ab2dab780b79bacc12f8c. 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/HKI190053004.
date published: 2026-07-08T03:20:19Z

Partita in A Minor, BWV 1013 (arr. E. Voorhorst for guitar): Bourree anglaise
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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Ave Maria (arr. for flute and harp)
type: MusicRecording
duration: PT3M11S
duration ms: 191160
explicit: false
by artist: Johann Sebastian Bach
by artist: Charles Gounod
by artist: Nora Shulman
by artist: Judy Loman
in album: Listen, Learn And Grow With Bach
  type: MusicAlbum
  date published: 2004-09-14
genre: classical
genre: classical-piano
isrc code: HKI199717610
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d62e6ec7a6f2a3f3f34a4d17c2722fb05397c326068ed4168b6ee3a61c364c8. 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/HKI199717610.
  date published: 2026-07-08T08:56:20Z
audio: Ave Maria (arr. for flute and harp)
  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: Energy
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  additional property: Valence (Positivity)
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Great Composers in Words & Music: Franz Schubert
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date published: 2024-01-26
track: Wanderer Fantasy in C Major, Op. 15, D. 760: II. Adagio (Excerpt)
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  genre: classical
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  genre: chamber-music
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T05:09:12Z
  audio: Wanderer Fantasy in C Major, Op. 15, D. 760: II. Adagio (Excerpt)
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The Essentials: Mozart
type: MusicAlbum
date published: 2016-04-29
track: Serenade No. 13 in G Major, K. 525, "Eine kleine Nachtmusik": I. Allegro
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  by artist: Capella Istropolitana
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  genre: classical
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:53:27Z
  audio: Serenade No. 13 in G Major, K. 525, "Eine kleine Nachtmusik": I. Allegro
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track: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio
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  by artist: Bavarian Radio Symphony Orchestra
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Symphony No. 25 in G Minor, K. 183: I. Allegro con brio
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track: Serenade No. 10 in B-Flat Major, K. 361, "Gran Partita": IV. Adagio
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  by artist: German Wind Soloists
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  popularity: 6
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  subject of: OpenTimestamps Proof of Existence
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track: Serenade No. 6 in D Major, K. 239, "Serenata Notturna": I. Marcia: Maestoso
track: Così fan tutte, K. 588: Overture
track: Idomeneo, re di Creta, K. 366: Overture

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

OpenTimestamps Proof of Existence
type: DigitalDocument
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb48ec46e9c076268ead30b0055dfc1a811cdad1c6e9d68325250754f1b2ec694. Chain 2 (Bitcoin): anchored in block 957041 (2026-07-07T13:25:45Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1601070.
date published: 2026-07-07T13:25:45Z

Serenade No. 10 in B-Flat Major, K. 361, "Gran Partita": IV. Adagio
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Serenade No. 6 in D Major, K. 239, "Serenata Notturna": I. Marcia: Maestoso
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Serenade No. 6 in D Major, K. 239, "Serenata Notturna": I. Marcia: Maestoso
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Così fan tutte, K. 588: Overture
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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Idomeneo, re di Creta, K. 366: Overture
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Idomeneo, re di Creta, K. 366: Overture
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track: Die Zauberflöte, K. 620, Act II No. 12: Quintett - Wie? Wie? Wie?
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  by artist: Hungarian Festival Chorus
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  by artist: Hellen Kwon
  by artist: Lotte Leitner
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  by artist: Elizabeth Norberg-Schulz
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T16:43:21Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T14:41:13Z
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track: Die Zauberflöte, K. 620, Act II: Dialog - Morden soll ich?
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by artist: Lotte Leitner
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audio: The Magic Flute, K. 620, Act II: Aria. Der Hölle Rache kocht in meinem Herzen
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Die Zauberflöte, K. 620, Act II: Dialog - Morden soll ich?
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by artist: Wolfgang Amadeus Mozart
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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
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