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genre: classical
genre: opera
description: Carl Maria Friedrich Ernst von Weber (5 June 1826) was a German composer, conductor, virtuoso pianist, guitarist, and critic in the late Classical and early Romantic eras. Best known for his operas, h
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  track: Brahms: Symphony No. 3 in F Major, Op. 90: I. Allegro con brio
  track: Brahms: Symphony No. 3 in F Major, Op. 90: III. Poco allegretto
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  track: Beethoven: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto - Vivace
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  track: Mahler: Symphony No. 2 in C Minor "Resurrection": I. Allegro maestoso. Mit durchaus ernstem und feierlichem Ausdruck
  track: Dvořák: Symphony No. 9 in E Minor, Op. 95, B. 178 "From the New World": I. Adagio - Allegro molto
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album: The Centenary Album
album: Mirages. Hidden Treasures of Classical Piano
album: Deutsche Klarinette. Brahms, Mendelssohn, Beethoven, Weber...
album: Music by the Sea
album: Mendelssohn: The Hebrides, Symphonies Nos. 3 "Scottish" & 4 "Italian" - Weber: Overtures (Remastered)
album: Abbado A-Z: Schumann – Tchaikovsky
album: Remembrances. Piano Essentials from the Golden Age
album: Alfred Cortot Plays Beethoven, Schubert & Weber
album: Tchaikovsky: Piano Concerto No. 1, Op. 23 - Weber: Konzertstück, Op. 79
album: Weber: Konzertstück, Oberon Overture & Symphonies Nos. 1 & 2
album: Weber: Der Freischütz
album: Chopin: Krakowiak & Piano Concerto No. 1 - Mendelssohn: Piano Concerto No. 1 - Weber: Konzertstück
album: Weber: Complete Chamber Music for Clarinet
album: Weber: 6 Violin Sonatas
album: Weber: Overtures
album: Weber
album: Weber: Complete Works for Piano & Orchestra
album: The Freischütz Project
album: Weber & Kurpinski: Clarinet Concertos
album: Weber: Clarinet Quintet, Concertino for Clarinet, Grand Duo Concertant & Der Freischütz Overture
album: Weber: Complete Keyboard Duets
album: Weber: Flute Trio, Op. 63 & Flute Sonatas, Op. 10b
album: Weber: Symphonies & Clarinet Concertos
album: Weber: Peter Schmoll, Op. 8, J. 8 (Live)
album: Weber: Chamber Music for Flute
album: Weber: Euryanthe, Op. 81, J. 291 (Live)
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album: Berlioz: Harold in Italy & Other Orchestral Works
album: Carl Maria von Weber Piano Sonatas vol. 2
album: Von Weber: Works for Clarinet: Grand Quintetto, Op. 34 / Grand Duo Concertant, Op. 48 / Var. for Clarinet & Piano, Op. 33
album: Weber: Complete Songs for Voice and Guitar
album: Bernstein Conducts Carl Maria von Weber (Remastered)
album: Carl Maria von Weber: Concerto No. 1, Variations & Grand duo
album: Carl Maria Von Weber: Complete Works for Clarinet
album: Weber: Piano Sonatas (Complete)
album: Carl Maria von Weber: Piano Sonatas, Vol. 1
album: 6 Violin Sonatas, Op. 10b
album: Weber: Complete Overtures
album: Weber: Clarinet Concertos No. 1 & 2 - Concertino Op. 26
album: The clarinet as prima donna: Concertos and Opera Extracts
album: Weber: Symphonies Nos. 1 & 2
album: Weber: Der Freischütz, Op. 77, J. 277
album: Weber: Clarinet Concertos Nos. 1, 2 & Clarinet Concertino in E-Flat Major, Op. 26
album: LP Pure, Vol. 23: Scherchen Conducts Weber Overtures
album: Weber, Rossini: Compositions for Clarinet and Orchestra
album: Weber: Euryanthe, J. 291 (Live)
album: Carl Maria von Weber: Invitation to the Dance, Overtures
album: Karajan A-Z: Wagner - Wolf-Ferrari
album: Chopin: 24 Preludes; Weber: Konzertstück
album: Weber: Oberon, J. 306 (Recorded 1957)
album: Weber: Euryanthe
album: Weber: Concertino for Horn and Orchestra, Op. 45, J. 188: IV. Polacca
album: Von Weber: Clarinet Concertos - Mozart: Rondo for Flute
album: Weber: Grandes ouvertures
album: Weber, C.M. Von: Clarinet Music - Opp. 33, 34, 48
album: Weber : Clarinet Concertos Nos 1, 2 & Grand Duo Concertant
album: Weber: Piano Trio Op. 63; Piano Quartet Op. 8
album: Weber: Klarinettenkonzerte, Vol. 1
album: Weber: Der Freischütz: Einst träumte meiner sel'gen Base
album: Weber: Orchestral Favourites, Vol. XVII
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Variations on a Theme from the Opera Silvana in B-Flat Major, Op. 33: III. Variation II. Con Grazia
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6 Violin Sonatas, Op. 10b No. 1 in F Major, J. 99: I. Allegro
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6 Violin Sonatas, Op. 10b No. 1 in F Major, J. 99: II. Romanza: Larghetto
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6 Violin Sonatas, Op. 10b No. 1 in F Major, J. 99: III. Rondo: Amabile
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6 Violin Sonatas, Op. 10b No. 2 in G Major, J. 100: I. Carattere Espagnuolo
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6 Violin Sonatas, Op. 10b No. 2 in G Major, J. 100: II. Adagio
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6 Violin Sonatas, Op. 10b No. 2 in G Major, J. 100: III. Air Polonais
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  date published: 2026-07-02T03:55:08Z
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6 Violin Sonatas, Op. 10b No. 3 in D Minor, J. 101: I. Air Russe: Allegretto moderato
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6 Violin Sonatas, Op. 10b No. 3 in D Minor, J. 101: II. Rondo: Presto
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6 Violin Sonatas, Op. 10b No. 5 in F Major, J. 103: II. Finale siciliano: Allegretto
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6 Violin Sonatas, Op. 10b No. 6 in C Major, J. 104: I. Allegro con fuoco
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6 Violin Sonatas, Op. 10b No. 6 in C Major, J. 104: II. Largo
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6 Violin Sonatas, Op. 10b No. 6 in C Major, J. 104: III. Polacca
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Der Freischütz, J. 277: Overture
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Der Freischütz, J. 277, Act I: Viktoria! Viktoria! - Bauern-Marsch - Schau der Herr mich an als König!
type: MusicRecording
duration: PT4M51S
duration ms: 291733
explicit: false
by artist: Carl Maria von Weber
by artist: Hans Jörn Weber
by artist: Gunther Leib
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
by artist: MDR Leipzig Radio Chorus
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330217
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
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330217
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
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe17d6a197699a2c02edfa72d4669519cdb564f32c3037fe6b6cdc9ab28048e1d. 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/DEF057330217.
  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act I: Viktoria! Viktoria! - Bauern-Marsch - Schau der Herr mich an als König!
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Der Freischütz, J. 277, Act I: Was gibt's hier?
type: MusicRecording
duration: PT3M23S
duration ms: 203893
explicit: false
by artist: Carl Maria von Weber
by artist: Gerd Biewer
by artist: Peter Hölzel
by artist: Hans Jörn Weber
by artist: Gerhard Paul
by artist: Alfred Woronetzki
by artist: Monika Hildebrand
by artist: Use Rainer
by artist: Gerlind Schulze
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330219
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330219
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
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91f3b4d74191c8bc902deb10113c134f9791c45587ecb150f6e5299112256516. 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/DEF057330219.
  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act I: Was gibt's hier?
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Der Freischütz, J. 277, Act I: O diese Sonne - Das Wild in Fluren und Triften
type: MusicRecording
duration: PT6M58S
duration ms: 418373
explicit: false
by artist: Carl Maria von Weber
by artist: Peter Schreier
by artist: Siegfried Vogel
by artist: Theo Adam
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
by artist: MDR Leipzig Radio Chorus
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
popularity: 24
genre: classical
genre: opera
isrc code: DEF057330220
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330220
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5edfd07a1489ee18a3bfa3f27fb30f55c49aaa222f122afb243e5e08f98e1002. 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/DEF057330220.
  date published: 2026-06-13T15:41:10Z
audio: Der Freischütz, J. 277, Act I: O diese Sonne - Das Wild in Fluren und Triften
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Valence (Positivity)
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Der Freischütz, J. 277, Act I: Walzer
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duration: PT1M13S
duration ms: 73333
explicit: false
by artist: Carl Maria von Weber
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330218
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-06-08T21:03:07+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330218
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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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: 2026-06-13T15:41:10Z
audio: Der Freischütz, J. 277, Act I: Walzer
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Der Freischütz, J. 277, Act I: Nein, länger trag' ich nicht die Qualen - Durch die Wälder, durch die Auen
type: MusicRecording
duration: PT6M37S
duration ms: 397773
explicit: false
by artist: Carl Maria von Weber
by artist: Peter Schreier
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330204
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:10:31+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xabb52ca68c3ee85f98bcd815e21215d0e687f6d08bfdb5b3be0456a294fb8f9b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/DEF057330204
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabb52ca68c3ee85f98bcd815e21215d0e687f6d08bfdb5b3be0456a294fb8f9b. 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/DEF057330204.
  date published: 2026-07-02T05:09:12Z
audio: Der Freischütz, J. 277, Act I: Nein, länger trag' ich nicht die Qualen - Durch die Wälder, durch die Auen
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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    type: PropertyValue
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Der Freischütz, J. 277, Act I: Hier im irdschen Jammertal
type: MusicRecording
duration: PT1M59S
duration ms: 119973
explicit: false
by artist: Carl Maria von Weber
by artist: Theo Adam
by artist: Gerhard Paul
by artist: Hans Jörn Weber
by artist: Gerlind Schulze
by artist: Alfred Woronetzki
by artist: Kurt W. Franke
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
popularity: 15
genre: classical
genre: opera
isrc code: DEF057330205
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T07:59:08+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330205
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa46161afaa2c9e8e16c076c75c7ec84f248ee9eddfda00aa90635da4d5002bf2. 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/DEF057330205.
  date published: 2026-07-02T03:30:09Z
audio: Der Freischütz, J. 277, Act I: Hier im irdschen Jammertal
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  additional property: Mode (Major/Minor)
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  additional property: Instrumentalness
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Der Freischütz, J. 277, Act I: Bruderherz!
type: MusicRecording
duration: PT2M6S
duration ms: 126866
explicit: false
by artist: Carl Maria von Weber
by artist: Gerhard Paul
by artist: Hans Jörn Weber
by artist: Gerlind Schulze
by artist: Alfred Woronetzki
by artist: Kurt W. Franke
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330223
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/0x321746d081e2218fe1aaffb337db993bfbe41b7da62dcdb1cf9938b7ab988deb
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/DEF057330223
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x321746d081e2218fe1aaffb337db993bfbe41b7da62dcdb1cf9938b7ab988deb. 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/DEF057330223.
  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act I: Bruderherz!
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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: 0.651
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.875
  additional property: Acousticness
    type: PropertyValue
    value: 0.422
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.224
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.31
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.142
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

Der Freischütz, J. 277, Act I: Schweig, damit dich niemand warnt!
type: MusicRecording
duration: PT3M16S
duration ms: 196600
explicit: false
by artist: Carl Maria von Weber
by artist: Theo Adam
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
popularity: 12
genre: classical
genre: opera
isrc code: DEF057330206
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:24:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4d682784aa1a79a7990dc4471f04fd037580d6e402db575b6d10cbf0fb8a015a
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/DEF057330206
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d682784aa1a79a7990dc4471f04fd037580d6e402db575b6d10cbf0fb8a015a. 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/DEF057330206.
  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act I: Schweig, damit dich niemand warnt!
  type: AudioObject
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.094
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.163
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.173
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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    value: D
  additional property: Mode Name
    type: PropertyValue
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Der Freischütz, J. 277, Act II: Schelm! Halt fest!
type: MusicRecording
duration: PT4M48S
duration ms: 288733
explicit: false
by artist: Carl Maria von Weber
by artist: Edith Mathis
by artist: Gundula Janowitz
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330207
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:08:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70dddf5153c8205d16acb12ab7096c712b10e6502c66c9ace422f0f1d5b31b33
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
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/DEF057330207
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70dddf5153c8205d16acb12ab7096c712b10e6502c66c9ace422f0f1d5b31b33. 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/DEF057330207.
  date published: 2026-07-02T05:09:12Z
audio: Der Freischütz, J. 277, Act II: Schelm! Halt fest!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.681
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.354
  additional property: Energy
    type: PropertyValue
    value: 0.198
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.193
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.243
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act II: Kommt ein schlanker Bursch gegangen
type: MusicRecording
duration: PT3M45S
duration ms: 225266
explicit: false
by artist: Carl Maria von Weber
by artist: Edith Mathis
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330208
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T08:01:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66aec29ca5f6c9300ad1814bc924ba30d227ff9b239639ce9e06b330555922b6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330208
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66aec29ca5f6c9300ad1814bc924ba30d227ff9b239639ce9e06b330555922b6. 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/DEF057330208.
  date published: 2026-07-02T03:30:09Z
audio: Der Freischütz, J. 277, Act II: Kommt ein schlanker Bursch gegangen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.433
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.437
  additional property: Energy
    type: PropertyValue
    value: 0.21
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.302
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.529
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act II: Wie nahte mir der Schlummer - Leise, leise, fromme Weise!
type: MusicRecording
duration: PT8M19S
duration ms: 499733
explicit: false
by artist: Carl Maria von Weber
by artist: Gundula Janowitz
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330209
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T05:06:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2f15ef1e490e781689e8ca0c77d81dc685358b9e29d4fdd8fbda049837f584c2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330209
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f15ef1e490e781689e8ca0c77d81dc685358b9e29d4fdd8fbda049837f584c2. 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/DEF057330209.
  date published: 2026-07-02T03:30:09Z
audio: Der Freischütz, J. 277, Act II: Wie nahte mir der Schlummer - Leise, leise, fromme Weise!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.253
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.285
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.261
  additional property: Valence (Positivity)
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    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.277
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act II: Wie? Was? Entsetzen!
type: MusicRecording
duration: PT6M44S
duration ms: 404266
explicit: false
by artist: Carl Maria von Weber
by artist: Gundula Janowitz
by artist: Edith Mathis
by artist: Peter Schreier
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330210
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T20:10:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7f97843ff7ab843b2b571742748a746ad565d97ecf8ed57f0044c2b163d6070d
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/DEF057330210
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f97843ff7ab843b2b571742748a746ad565d97ecf8ed57f0044c2b163d6070d. 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/DEF057330210.
  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act II: Wie? Was? Entsetzen!
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  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
    value: 0.22
  additional property: Energy
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    value: 0.244
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
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    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.25
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.131
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.882
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
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Der Freischütz, J. 277, Act II: Milch des Mondes fiel aufs Kraut - Samiel! Samiel! Erschein! - Ha! Furchtbar gähnt der düstre Abgrund
type: MusicRecording
duration: PT16M34S
duration ms: 994986
explicit: false
by artist: Carl Maria von Weber
by artist: Gerhard Paul
by artist: Hans Jörn Weber
by artist: Peter Schreier
by artist: Theo Adam
by artist: MDR Leipzig Radio Chorus
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
popularity: 14
genre: classical
genre: opera
isrc code: DEF057330211
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T05:01:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7f0bc602e3a5a0236a090f8598f195b13c9b15ad9fb7e508fe967eed2f40e350
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330211
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f0bc602e3a5a0236a090f8598f195b13c9b15ad9fb7e508fe967eed2f40e350. 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/DEF057330211.
  date published: 2026-07-02T03:30:09Z
audio: Der Freischütz, J. 277, Act II: Milch des Mondes fiel aufs Kraut - Samiel! Samiel! Erschein! - Ha! Furchtbar gähnt der düstre Abgrund
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.87
  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: 0.25
  additional property: Energy
    type: PropertyValue
    value: 0.173
  additional property: Speechiness
    type: PropertyValue
    value: 0.077
  additional property: Acousticness
    type: PropertyValue
    value: 0.888
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.053
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.544
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act III: Entr'acte
type: MusicRecording
duration: PT1M45S
duration ms: 105560
explicit: false
by artist: Carl Maria von Weber
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330212
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T09:33:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd96e65753cc7d82ab9de29b7a2ca29a2816ad7c8232500b071da02a226de9ea7
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/DEF057330212
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd96e65753cc7d82ab9de29b7a2ca29a2816ad7c8232500b071da02a226de9ea7. 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/DEF057330212.
  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act III: Entr'acte
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.233
  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: 0.355
  additional property: Energy
    type: PropertyValue
    value: 0.316
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.942
  additional property: Liveness
    type: PropertyValue
    value: 0.472
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.194
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.392
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act III: Und ob die Wolke sie verhülle
type: MusicRecording
duration: PT5M57S
duration ms: 357466
explicit: false
by artist: Carl Maria von Weber
by artist: Gundula Janowitz
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330213
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T12:58:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x32b18ad1ef8e2078c1fcb8cad1454bd98f5efb673e316a9df00a0e6c7dd4fa87
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330213
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32b18ad1ef8e2078c1fcb8cad1454bd98f5efb673e316a9df00a0e6c7dd4fa87. 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/DEF057330213.
  date published: 2026-06-13T13:32:09Z
audio: Der Freischütz, J. 277, Act III: Und ob die Wolke sie verhülle
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.493
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.233
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.108
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.26
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act III: Einst träumte meiner sel'gen Base - Trübe Augen, Liebchen, taugen
type: MusicRecording
duration: PT6M10S
duration ms: 370000
explicit: false
by artist: Carl Maria von Weber
by artist: Edith Mathis
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330214
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:30:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x38d1bd3cdc0941d63297553f5305200d9e93b53b5a4a011d310fae7aa2cf183a
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/DEF057330214
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38d1bd3cdc0941d63297553f5305200d9e93b53b5a4a011d310fae7aa2cf183a. 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/DEF057330214.
  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act III: Einst träumte meiner sel'gen Base - Trübe Augen, Liebchen, taugen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.121
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.359
  additional property: Energy
    type: PropertyValue
    value: 0.232
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.133
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.176
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act III: Wir winden dir den Jungfernkranz
type: MusicRecording
duration: PT5M0S
duration ms: 300133
explicit: false
by artist: Carl Maria von Weber
by artist: Renate Hoff
by artist: Renate Krahmer
by artist: Ingeborg Springer
by artist: Brigitte Pfretzschner
by artist: Ingrid Hille
by artist: MDR Leipzig Radio Chorus
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330215
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:33:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x33b97db3a4a2626820c4920744d0516eb2b9555985bc90bde944e239e6ea64ff
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/DEF057330215
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33b97db3a4a2626820c4920744d0516eb2b9555985bc90bde944e239e6ea64ff. 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/DEF057330215.
  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act III: Wir winden dir den Jungfernkranz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.693
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.312
  additional property: Energy
    type: PropertyValue
    value: 0.06
  additional property: Speechiness
    type: PropertyValue
    value: 0.085
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.088
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.187
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.246
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act III: Was gleicht wohl auf Erden dem Jägervergnügen?
type: MusicRecording
duration: PT2M28S
duration ms: 148733
explicit: false
by artist: Carl Maria von Weber
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
by artist: MDR Leipzig Radio Chorus
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330216
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T05:08:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66963daf3eca7186f98edd82f3da64a2121fc7208633f61fdfea1f224d1df0a7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330216
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66963daf3eca7186f98edd82f3da64a2121fc7208633f61fdfea1f224d1df0a7. 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/DEF057330216.
  date published: 2026-06-13T15:41:10Z
audio: Der Freischütz, J. 277, Act III: Was gleicht wohl auf Erden dem Jägervergnügen?
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.595
  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: 0.494
  additional property: Energy
    type: PropertyValue
    value: 0.542
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.014
  additional property: Liveness
    type: PropertyValue
    value: 0.287
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.33
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.239
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Der Freischütz, J. 277, Act III: Schaut, o schaut! Er traf die eigne Braut!
type: MusicRecording
duration: PT9M22S
duration ms: 562093
explicit: false
by artist: Carl Maria von Weber
by artist: Gundula Janowitz
by artist: Edith Mathis
by artist: Peter Schreier
by artist: Bernd Weikl
by artist: Siegfried Vogel
by artist: Theo Adam
by artist: MDR Leipzig Radio Chorus
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
in album: Weber: Der Freischütz, J. 277
  type: MusicAlbum
  date published: 1973-01-01
genre: classical
genre: opera
isrc code: DEF057330231
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:35:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5f051ecfaf9a5031c86e7fde4376b7a5143845ba731f69074df79e55db6ca51e
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/DEF057330231
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
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  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act III: Schaut, o schaut! Er traf die eigne Braut!
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Der Freischütz, J. 277, Act III: Wer legt auf ihn so strengen Bann?
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by artist: Gundula Janowitz
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by artist: Peter Schreier
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by artist: MDR Leipzig Radio Chorus
by artist: Staatskapelle Dresden
by artist: Carlos Kleiber
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Der Freischütz, J. 277, Act III: Wer legt auf ihn so strengen Bann?
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Der Freischütz, J. 277, Act I: Kamerad!
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  date published: 2026-07-22T14:49:17Z
audio: Der Freischütz, J. 277, Act I: Kamerad!
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Mozart: Symphony No. 40 in G Minor, K. 550: IV. Allegro assai
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Mozart: Symphony No. 40 in G Minor, K. 550: IV. Allegro assai
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Brahms: Symphony No. 3 in F Major, Op. 90: I. Allegro con brio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brahms: Symphony No. 3 in F Major, Op. 90: I. Allegro con brio
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Brahms: Symphony No. 3 in F Major, Op. 90: III. Poco allegretto
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  date published: 2026-07-08T08:56:20Z
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Brahms: Symphony No. 3 in F Major, Op. 90: IV. Allegro
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  date published: 2026-07-08T03:22:41Z
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Beethoven: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto - Vivace
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subject of: OpenTimestamps Proof of Existence
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Beethoven: Symphony No. 7 in A Major, Op. 92: II. Allegretto
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  date published: 2026-07-08T03:53:27Z
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Mahler: Symphony No. 2 in C Minor "Resurrection": I. Allegro maestoso. Mit durchaus ernstem und feierlichem Ausdruck
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Dvořák: Symphony No. 9 in E Minor, Op. 95, B. 178 "From the New World": I. Adagio - Allegro molto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Dvořák: Symphony No. 9 in E Minor, Op. 95, B. 178 "From the New World": IV. Allegro con fuoco
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  date published: 2026-07-08T03:53:27Z
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The Centenary Album
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track: Schubert: Deutsche Messe, D. 872: Zum Evangelium und Credo
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    date published: 2026-07-08T08:56:20Z
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Mirages. Hidden Treasures of Classical Piano
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track: 6 Bagatelles, Op. 126: No. 1, Andante Con Moto
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    date published: 2026-07-08T03:53:27Z
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Deutsche Klarinette. Brahms, Mendelssohn, Beethoven, Weber...
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subject of: OpenTimestamps Proof of Existence
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audio: Chopin: 12 Études, Op. 25: No. 12 in C Minor
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Vivaldi: Flute Concerto in F Major, Op. 10 No. 1, RV 433 "La tempesta di mare": I. Allegro
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Debussy: La Mer, CD 111, L. 109: II. Jeux de vagues
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Bridge: The Sea: I. Seascape. Allegro ben moderato
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Ives: Set No. 3 for Chamber Orchestra: I. At Sea. Adagio sostenuto
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Sibelius: Pelléas et Mélisande, Op. 46: III. At the Seashore
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Mendelssohn: The Hebrides, Op. 26, MWV P7 "Fingal's Cave"
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Coates: By the Sleepy Lagoon (Instrumental Version)
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Ravel: Miroirs, M. 43: III. Une barque sur l'océan
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Abbado A-Z: Schumann – Tchaikovsky
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Remembrances. Piano Essentials from the Golden Age
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Alfred Cortot Plays Beethoven, Schubert & Weber
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track: Der Freischütz, Op. 77, Act 1 Scene 6: Rezitativ "Nein, länger trag' ich" & Aria "Durch die Wälder, durch die Auen" (Max, Samiels Stimme)
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track: Der Freischütz, Op. 77, Act 2 Scene 1: Nr. 7, Arietta "Kommt ein schlanker Bursch gegangen" (Ännchen) & Dialog
track: Der Freischütz, Op. 77, Act 3 Scene 7: Wer legt auf ihn so strengen Bann? (Der Eremit, Ottokar, Chor, Max, Kuno, Ännchen)
track: Der Freischütz, Op. 77, Act 3 Scene 7: Doch jetzt erhebt noch eure Blicke (Der Eremit, Chor, Alle)

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Der Freischütz, Op. 77, Act 1 Scene 4: Romanze "Herr Ottokar jagte durch Heis und durch Wald" (Kuno) & Dialog
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by artist: Franz Schubert
by artist: Carl Maria von Weber
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Matthias Winckhler
by artist: Yannick Debus
by artist: Maximilian Schmitt
by artist: Max Urlacher
by artist: Dimitry Ivashchenko
by artist: Zürcher Sing-Akademie
in album: Weber: Der Freischütz
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genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Der Freischütz, Op. 77, Act 1 Scene 4: Romanze "Herr Ottokar jagte durch Heis und durch Wald" (Kuno) & Dialog
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Der Freischütz, Op. 77, Act 1 Scene 4 & 5: Nr. 2, Terzetto con Cori "Oh diese Sonne" (Max, Kuno, Kaspar, Chor) & Dialog
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by artist: Carl Maria von Weber
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Maximilian Schmitt
by artist: Matthias Winckhler
by artist: Dimitry Ivashchenko
by artist: Zürcher Sing-Akademie
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genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Der Freischütz, Op. 77, Act 1 Scene 4 & 5: Nr. 2, Terzetto con Cori "Oh diese Sonne" (Max, Kuno, Kaspar, Chor) & Dialog
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Der Freischütz, Op. 77, Act 3 Scene 3: Nr. 13, Romanza ed Aria "Einst traümte meiner sel'gen Base" (Ännchen)
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duration: PT6M2S
duration ms: 362186
explicit: false
by artist: Carl Maria von Weber
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Kateryna Kasper
in album: Weber: Der Freischütz
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  date published: 2022-04-29
genre: classical
genre: opera
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Der Freischütz, Op. 77, Act 3 Scene 3: Nr. 13, Romanza ed Aria "Einst traümte meiner sel'gen Base" (Ännchen)
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Der Freischütz, Op. 77, Act 1 Scene 6: Rezitativ "Nein, länger trag' ich" & Aria "Durch die Wälder, durch die Auen" (Max, Samiels Stimme)
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duration: PT6M39S
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by artist: Carl Maria von Weber
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Maximilian Schmitt
by artist: Max Urlacher
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genre: classical
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Der Freischütz, Op. 77, Act 1 Scene 6: Rezitativ "Nein, länger trag' ich" & Aria "Durch die Wälder, durch die Auen" (Max, Samiels Stimme)
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Der Freischütz, Op. 77, Act 3 Scene 3, 4 & 5: Dialog & Nr. 14, Volkslied "Wir winden dir den Jungfernkranz" (Agathe, Frauenchor) & Dialog
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by artist: René Jacobs
by artist: Freiburger Barockorchester
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by artist: Kateryna Kasper
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genre: classical
genre: opera
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Der Freischütz, Op. 77, Act 3 Scene 3, 4 & 5: Dialog & Nr. 14, Volkslied "Wir winden dir den Jungfernkranz" (Agathe, Frauenchor) & Dialog
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Der Freischütz, Op. 77, Act 1 Scene 7: Dialog "Agathe hat recht" (Max, Kaspar, Samiels Stimme)
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genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Der Freischütz, Op. 77, Act 1 Scene 7: Dialog "Agathe hat recht" (Max, Kaspar, Samiels Stimme)
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Der Freischütz, Op. 77, Act 1 Scene 7: Nr. 5, Aria "Schweig', schweig', damit dich niemand warnt!" (Kaspar)
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audio: Der Freischütz, Op. 77, Act 1 Scene 7: Nr. 5, Aria "Schweig', schweig', damit dich niemand warnt!" (Kaspar)
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Der Freischütz, Op. 77, Act 2 Scene 1: Dialog & Nr. 6, Duetto "Schelm! Halt fest!" (Ännchen, Agathe)
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Der Freischütz, Op. 77, Act 2 Scene 1: Nr. 7, Arietta "Kommt ein schlanker Bursch gegangen" (Ännchen) & Dialog
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audio: Der Freischütz, Op. 77, Act 2 Scene 1: Nr. 7, Arietta "Kommt ein schlanker Bursch gegangen" (Ännchen) & Dialog
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Der Freischütz, Op. 77, Act 3 Scene 7: Wer legt auf ihn so strengen Bann? (Der Eremit, Ottokar, Chor, Max, Kuno, Ännchen)
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  date published: 2026-07-08T03:22:41Z
audio: Der Freischütz, Op. 77, Act 3 Scene 7: Wer legt auf ihn so strengen Bann? (Der Eremit, Ottokar, Chor, Max, Kuno, Ännchen)
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Der Freischütz, Op. 77, Act 3 Scene 7: Doch jetzt erhebt noch eure Blicke (Der Eremit, Chor, Alle)
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audio: Der Freischütz, Op. 77, Act 3 Scene 7: Doch jetzt erhebt noch eure Blicke (Der Eremit, Chor, Alle)
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Chopin: Krakowiak & Piano Concerto No. 1 - Mendelssohn: Piano Concerto No. 1 - Weber: Konzertstück
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Weber: Complete Chamber Music for Clarinet
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track: Variations on a Theme from the Opera Silvana in B-Flat Major, Op. 33: I. Andante con Moto
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Weber
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Weber: Complete Works for Piano & Orchestra
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The Freischütz Project
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Weber & Kurpinski: Clarinet Concertos
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Weber: Clarinet Quintet, Concertino for Clarinet, Grand Duo Concertant & Der Freischütz Overture
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Weber: Oberon, J. 306 (Live)
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Berlioz: Harold in Italy & Other Orchestral Works
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Carl Maria von Weber Piano Sonatas vol. 2
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Von Weber: Works for Clarinet: Grand Quintetto, Op. 34 / Grand Duo Concertant, Op. 48 / Var. for Clarinet & Piano, Op. 33
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Weber: Complete Songs for Voice and Guitar
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Bernstein Conducts Carl Maria von Weber (Remastered)
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Carl Maria von Weber: Concerto No. 1, Variations & Grand duo
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Carl Maria Von Weber: Complete Works for Clarinet
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Weber: Piano Sonatas (Complete)
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Carl Maria von Weber: Piano Sonatas, Vol. 1
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6 Violin Sonatas, Op. 10b
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Weber: Complete Overtures
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Weber: Symphonies Nos. 1 & 2
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Weber: Clarinet Concertos Nos. 1, 2 & Clarinet Concertino in E-Flat Major, Op. 26
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LP Pure, Vol. 23: Scherchen Conducts Weber Overtures
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Weber, Rossini: Compositions for Clarinet and Orchestra
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Weber: Euryanthe, J. 291 (Live)
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Weber: Complete Works for Piano & Orchestra
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Carl Maria von Weber: Invitation to the Dance, Overtures
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Weber: Symphonies & Clarinet Concertos
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Karajan A-Z: Wagner - Wolf-Ferrari
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
  audio: Das Rheingold, Scene 1: He he! Ihr Nicker!
track: Das Rheingold, Scene 1: Garstig glatter glitschriger Glimmer!
track: Das Rheingold, Scene 1: Lugt, Schwestern! Die Weckerin lacht in den Grund
track: Das Rheingold, Scene 1: Nur wer der Minne Macht entsagt
track: Das Rheingold, Scene 1: Der Welt Erbe gewänn' ich zu eigen durch dich?
track: Das Rheingold, Scene 1: Haltet den Räuber!
track: Das Rheingold, Scene 2: Introduction
track: Das Rheingold, Scene 2: Wotan! Gemahl! Erwache!
track: Das Rheingold, Scene 2: So schirme sie jetzt
track: Das Rheingold, Scene 2: Sanft schloß Schlaf dein Aug'
track: Das Rheingold, Scene 2: Was sagst du? Ha, sinnst du Verrat?
track: Das Rheingold, Scene 2: Transformation Scene
track: Die Walküre, Act I Scene 1: Prelude

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

OpenTimestamps Proof of Existence
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x639ce8a7e432edbc07e50606ff5c70ed2ab4f48605cec6934c57de25f9f4dda8. 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/DEF056731408.
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Das Rheingold, Scene 1: Garstig glatter glitschriger Glimmer!
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by artist: Anna Reynolds
by artist: Zoltan Kelemen
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Das Rheingold, Scene 1: Garstig glatter glitschriger Glimmer!
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Das Rheingold, Scene 1: Lugt, Schwestern! Die Weckerin lacht in den Grund
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by artist: Zoltan Kelemen
by artist: Berliner Philharmoniker
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genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Das Rheingold, Scene 1: Lugt, Schwestern! Die Weckerin lacht in den Grund
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Das Rheingold, Scene 1: Nur wer der Minne Macht entsagt
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by artist: Helen Donath
by artist: Edda Moser
by artist: Anna Reynolds
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Das Rheingold, Scene 1: Nur wer der Minne Macht entsagt
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Das Rheingold, Scene 1: Der Welt Erbe gewänn' ich zu eigen durch dich?
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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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc1eb34ec0512c234435d19c8f5be1eb352360363f643d2440b1dbd02c331860. 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/DEF056731413.
  date published: 2026-07-08T03:53:27Z
audio: Das Rheingold, Scene 1: Haltet den Räuber!
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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)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Das Rheingold, Scene 2: Introduction
type: MusicRecording
duration: PT1M19S
duration ms: 79800
explicit: false
by artist: Richard Wagner
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Wagner - Wolf-Ferrari
  type: MusicAlbum
  date published: 2024-04-19
popularity: 7
genre: classical
genre: opera
isrc code: DEF056731414
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056731414
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 0x3f3ca4bb51a3da9b14cbdfc570a29a645159baee37c4596d3a890c2af226d261. 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/DEF056731414.
  date published: 2026-07-08T03:20:19Z
audio: Das Rheingold, Scene 2: Introduction
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  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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Das Rheingold, Scene 2: Wotan! Gemahl! Erwache!
type: MusicRecording
duration: PT6M26S
duration ms: 386026
explicit: false
by artist: Richard Wagner
by artist: Josephine Veasey
by artist: Dietrich Fischer-Dieskau
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Wagner - Wolf-Ferrari
  type: MusicAlbum
  date published: 2024-04-19
popularity: 6
genre: classical
genre: opera
isrc code: DEF056731415
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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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/DEF056731415
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 0x2504b214c0169c03148d634cf956c6a9ac077018cdf3852238824995274005b8. 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/DEF056731415.
  date published: 2026-07-08T03:20:19Z
audio: Das Rheingold, Scene 2: Wotan! Gemahl! Erwache!
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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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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Das Rheingold, Scene 2: So schirme sie jetzt
type: MusicRecording
duration: PT1M43S
duration ms: 103666
explicit: false
by artist: Richard Wagner
by artist: Simone Mangelsdorff
by artist: Josephine Veasey
by artist: Dietrich Fischer-Dieskau
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Wagner - Wolf-Ferrari
  type: MusicAlbum
  date published: 2024-04-19
popularity: 5
genre: classical
genre: opera
isrc code: DEF056731416
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:45:49+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x96299ffc781278e1453ca008516af50afd9a285533fb2ec64c3bd9d8b7fa461a
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/DEF056731416
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 0x96299ffc781278e1453ca008516af50afd9a285533fb2ec64c3bd9d8b7fa461a. 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/DEF056731416.
  date published: 2026-07-08T08:56:20Z
audio: Das Rheingold, Scene 2: So schirme sie jetzt
  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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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.438
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Das Rheingold, Scene 2: Sanft schloß Schlaf dein Aug'
type: MusicRecording
duration: PT2M21S
duration ms: 141040
explicit: false
by artist: Richard Wagner
by artist: Dietrich Fischer-Dieskau
by artist: Martti Talvela
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Wagner - Wolf-Ferrari
  type: MusicAlbum
  date published: 2024-04-19
popularity: 5
genre: classical
genre: opera
isrc code: DEF056731417
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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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/DEF056731417
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 0x6770fcd7d2061f7e0cae2d357ae110b90039d1c4e25092b48887c1948c137b74. 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/DEF056731417.
  date published: 2026-07-08T08:56:20Z
audio: Das Rheingold, Scene 2: Sanft schloß Schlaf dein Aug'
  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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  additional property: Mode Name
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Das Rheingold, Scene 2: Was sagst du? Ha, sinnst du Verrat?
type: MusicRecording
duration: PT4M21S
duration ms: 261066
explicit: false
by artist: Richard Wagner
by artist: Dietrich Fischer-Dieskau
by artist: Martti Talvela
by artist: Karl Ridderbusch
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Wagner - Wolf-Ferrari
  type: MusicAlbum
  date published: 2024-04-19
popularity: 5
genre: classical
genre: opera
isrc code: DEF056731418
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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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/DEF056731418
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 0xe90a6bc640c26cad0afa3e56634d2dace61f57950ba11d416ae070b9cdce918a. 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/DEF056731418.
  date published: 2026-07-08T03:20:19Z
audio: Das Rheingold, Scene 2: Was sagst du? Ha, sinnst du Verrat?
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Das Rheingold, Scene 2: Transformation Scene
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duration: PT2M44S
duration ms: 164866
explicit: false
by artist: Richard Wagner
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Wagner - Wolf-Ferrari
  type: MusicAlbum
  date published: 2024-04-19
popularity: 5
genre: classical
genre: opera
isrc code: DEF056731426
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef2058ceafe4a2c6779738284a6d646c05d15c8e67b9f01a2b9d8c79372ceba9. 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/DEF056731426.
  date published: 2026-07-08T03:22:41Z
audio: Das Rheingold, Scene 2: Transformation Scene
  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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Die Walküre, Act I Scene 1: Prelude
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duration: PT3M27S
duration ms: 207133
explicit: false
by artist: Richard Wagner
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Wagner - Wolf-Ferrari
  type: MusicAlbum
  date published: 2024-04-19
popularity: 4
genre: classical
genre: opera
isrc code: DEF056630010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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Chopin: 24 Preludes; Weber: Konzertstück
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Weber: Oberon, J. 306 (Recorded 1957)
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Weber: Euryanthe
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Weber: Concertino for Horn and Orchestra, Op. 45, J. 188: IV. Polacca
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Von Weber: Clarinet Concertos - Mozart: Rondo for Flute
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Weber: Grandes ouvertures
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Weber, C.M. Von: Clarinet Music - Opp. 33, 34, 48
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Weber : Clarinet Concertos Nos 1, 2 & Grand Duo Concertant
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Weber: Klarinettenkonzerte, Vol. 1
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Weber: Der Freischütz: Einst träumte meiner sel'gen Base
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Weber: Orchestral Favourites, Vol. XVII
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Weber: Euryanthe
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track: Der Freischütz, J. 277, Act III: Einst träumte meiner sel'gen Base - Trübe Augen, Liebchen, taugen
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track: Der Freischütz, J. 277, Act I: Kamerad!

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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x22cbc38f7b3c801d0f634a93902c762a6574037c1f74149b282e6be4011e0af2
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112100224
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
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 0x22cbc38f7b3c801d0f634a93902c762a6574037c1f74149b282e6be4011e0af2. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ112100224.
  date published: 2026-07-07T18:39:05Z
audio: Satie: Parade: Petite fille américaine
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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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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    value: 0.285
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.648
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ravel: Daphnis et Chloé, M. 57, Pt. 3: Danse générale
type: MusicRecording
duration: PT4M54S
duration ms: 294746
explicit: false
by artist: Maurice Ravel
by artist: Philippe Jordan
by artist: Chœur de l'Opéra national de Paris
by artist: Orchestre de l'Opéra National de Paris
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: impressionism
genre: neoclassicism
genre: post-romantic-era
isrc code: GBAYC1402868
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x52e497990c92bf936e43b6af0c0cf4aed2d049c71eaa4ec422d7e22700b864fd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956891
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1402868
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
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 0x52e497990c92bf936e43b6af0c0cf4aed2d049c71eaa4ec422d7e22700b864fd. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1402868.
  date published: 2026-07-06T07:16:32Z
audio: Ravel: Daphnis et Chloé, M. 57, Pt. 3: Danse générale
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Chopin / Orch. Douglas: Les sylphides: Waltz, Op. 70 No. 1
type: MusicRecording
duration: PT2M6S
duration ms: 126000
explicit: false
by artist: Frédéric Chopin
by artist: Philharmonia Orchestra
by artist: Robert Irving
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: early-romantic-era
genre: polish-classical
isrc code: GBAYC2102459
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/0xa80b76b09623b0f94b560192215cefca0194d2a3090e91feee0150f2610de0c9
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2102459
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa80b76b09623b0f94b560192215cefca0194d2a3090e91feee0150f2610de0c9. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2102459.
  date published: 2026-07-06T06:56:49Z
audio: Chopin / Orch. Douglas: Les sylphides: Waltz, Op. 70 No. 1
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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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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Mozart: Die Zauberflöte, K. 620, Act 1: "Du feines Täubchen, nur herein!" (Monostatos, Pamina, Papageno)
type: MusicRecording
duration: PT1M53S
duration ms: 113293
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Les Arts Florissants
by artist: William Christie
by artist: Anton Scharinger
by artist: Rosa Mannion
by artist: Steven Cole
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: classical-era
isrc code: FRZ209506922
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/0x162e357b5ffe91065d61daf211d42640541015bbca3d212e06944742a86ce043
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957061
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209506922
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:07:00Z
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 0x162e357b5ffe91065d61daf211d42640541015bbca3d212e06944742a86ce043. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/FRZ209506922.
  date published: 2026-07-07T16:07:00Z
audio: Mozart: Die Zauberflöte, K. 620, Act 1: "Du feines Täubchen, nur herein!" (Monostatos, Pamina, Papageno)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.434
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.404
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Messager: Fortunio, Act 4: "Lorsque je n'étais qu'une enfant" (Jacqueline)
type: MusicRecording
duration: PT2M21S
duration ms: 141933
explicit: false
by artist: André Messager
by artist: John Eliot Gardiner
by artist: Colette Alliot-Lugaz
by artist: Orchestre de l'Opéra de Lyon
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
isrc code: FRZ208707540
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:44:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe77100192adbbc5321cb9e28510cbf4a05c5a0940a01c482d325ed6a17cbe228
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/FRZ208707540
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:04:01Z
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 0xe77100192adbbc5321cb9e28510cbf4a05c5a0940a01c482d325ed6a17cbe228. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208707540.
  date published: 2026-07-07T14:04:01Z
audio: Messager: Fortunio, Act 4: "Lorsque je n'étais qu'une enfant" (Jacqueline)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.964
  additional property: Musical Key
    type: PropertyValue
    value: 0
  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
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.942
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
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    value: 0.069
  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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Rimsky-Korsakov: Sadko, Scene 4: Song of the Indian Guest (Version for Cello and Harp)
type: MusicRecording
duration: PT3M8S
duration ms: 188000
explicit: false
by artist: Nikolai Rimsky-Korsakov
by artist: Julian Lloyd Webber
by artist: Catrin Finch
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: late-romantic-era
genre: early-modern-classical
genre: avant-garde
genre: russian-romanticism
isrc code: GBAYC0502345
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956894
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0502345
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0063e9bb68e6c8eb8132bc0f47235e4a93dcb4f80e90e1f43c627ef7e5cc280. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0502345.
  date published: 2026-07-06T07:53:57Z
audio: Rimsky-Korsakov: Sadko, Scene 4: Song of the Indian Guest (Version for Cello and Harp)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.616
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.054
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.648
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Strauss, R: Symphonic Fragment from Josephs-Legende: I. Allegro moderato
type: MusicRecording
duration: PT6M37S
duration ms: 397466
explicit: false
by artist: Richard Strauss
by artist: Rudolf Kempe
by artist: Staatskapelle Dresden
in album: Léon Bakst - A Life for the Stage
  type: MusicAlbum
  date published: 2025-01-21
genre: classical
genre: opera
genre: orchestra
isrc code: GBAYC2102368
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T20:03:24+00:00
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/GBAYC2102368
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 0x60045ce2be2fc07e0c071e8b039f1c81c965cd5a2965b149f09f089de40904d0. 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/GBAYC2102368.
  date published: 2026-07-08T03:20:19Z
audio: Strauss, R: Symphonic Fragment from Josephs-Legende: I. Allegro moderato
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.226
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.141
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.838
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.886
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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Boito: Mefistofele, Act 1: "Dai campi, dai prati" (Faust, Mefistofele)
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by artist: Arrigo Boito
by artist: Julius Rudel
by artist: Norman Treigle
by artist: Plácido Domingo
by artist: London 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: Boito: Mefistofele, Act 1: "Dai campi, dai prati" (Faust, Mefistofele)
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Borodin: Prince Igor, Act 2: Polovtsian Dances. "Uletai na kryliyakh vetra" (Chorus)
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duration: PT12M50S
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explicit: false
by artist: Alexander Borodin
by artist: Jerzy Semkow
by artist: Sofia National Opera Chorus
by artist: Sofia National Opera Orchestra
in album: Léon Bakst - A Life for the Stage
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genre: late-romantic-era
genre: early-modern-classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Borodin: Prince Igor, Act 2: Polovtsian Dances. "Uletai na kryliyakh vetra" (Chorus)
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Gounod: Faust, Act 3: "Les grands seigneurs ont seuls des airs si résolus" - Air des bijoux. "Ah, je ris de me voir si belle" (Marguerite)
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by artist: Martha Angelici
by artist: Jésus Etcheverry
by artist: Orchestre Du Theatre National De L'Opera Comique
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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: Gounod: Faust, Act 3: "Les grands seigneurs ont seuls des airs si résolus" - Air des bijoux. "Ah, je ris de me voir si belle" (Marguerite)
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Puccini: La bohème, Act 3: "Donde lieta uscì" (Mimì)
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by artist: Diana Damrau
by artist: Gianandrea Noseda
by artist: Orchestra Teatro Regio Torino
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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: Puccini: La bohème, Act 3: "Donde lieta uscì" (Mimì)
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Stravinsky: Mavra: Parasha's Song. "My Dear Friend" (Transcr. Rostropovich for Cello and Piano)
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by artist: Pierre Fournier
by artist: Tasso Janopoulo
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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: Stravinsky: Mavra: Parasha's Song. "My Dear Friend" (Transcr. Rostropovich for Cello and Piano)
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Gluck: Orfeo ed Euridice, Wq. 30, Act 3: "Che fiero momento" (Euridice)
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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: Gluck: Orfeo ed Euridice, Wq. 30, Act 3: "Che fiero momento" (Euridice)
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Massenet: Thaïs, Act 2: "Celle qui vient est plus belle" (La Charmeuse, Crobyle, Myrtale)
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by artist: Sabine Devieilhe
by artist: Jodie Devos
by artist: Marianne Crebassa
by artist: Les Siècles
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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Weber, C.M. Von: Freischutz (Der) [Opera] (Staatskapelle Dresden Edition, Vol. 27)
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track: Vaughan Williams: Tuba Concerto in F Minor: III. Finale. Rondo alla tedesca
track: Purcell: Dido and Aeneas, Z. 626, Act III: "With Drooping Wings Ye Cupids Come" (Chorus)
track: Albinoni: Oboe Concerto in B-Flat Major, Op. 7 No. 3: I. Allegro
track: Puccini: Madama Butterfly, Act II: "Un bel dì vedremo" (Butterfly)

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Albinoni: Oboe Concerto in B-Flat Major, Op. 7 No. 3: I. Allegro
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