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type: MusicGroup
popularity: 7
followers: 73
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 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. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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album: 101 Adagios
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  date published: 2012-01-01
  track: Suite bergamasque, L. 75: Clair de lune (Orch. Mouton)
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    by artist: Eastman-Rochester Pops Orchestra
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    genre: impressionism
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    additional property: OTSVerifyInstructions
      type: PropertyValue
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:53:27Z
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  track: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight Sonata": I. Adagio sostenuto
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:22:41Z
    audio: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight Sonata": I. Adagio sostenuto
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  track: Canon in D, P. 37
  track: Adagio for Strings
  track: Eine kleine Nachtmusik, K. 525: Romance (Andante)
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  track: Consolation No. 3, Lento placido, S.142
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  track: 12 Concerti Grossi - Orch. Ch. Avison - Concerto No. 6 in D: 1. Largo
album: Best of Harfe
album: Favourite Harp Concertos
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album: Adagio Vol. 2 (ELO)
album: Bach: Suite No. 2 in B Minor, BWV 1067 (Remastered)
album: André Pépin / Orchestre de la Suisse Romande / Ernest Ansermet play: Johann Sebastian Bach: Orchestersuite Nr. 2, BWV 1067
album: André Pépin / Orchestre de la Suisse Romande / Ernest Ansermet play: Johann Sebastian Bach: Orchestersuite Nr. 2
album: Bach: Suite No. 2 - Brahms: Symphony No. 4
album: Dietrich Fischer-Dieskau / André Pépin / Orchestre de la Suisse Romande / Ernest Ansermet play: Johann Sebastian Bach: Air - "Doch weichet, ihr tollen vergeblichen Sorgen!"
album: André Pépin / Orchestre de la Suisse Romande / Ernest Ansermet play: Wolfgang Amadeus Mozart: Flötenkonzert Nr. 2, KV 314 (KV 285d)
album: Paolo Longinotti / Germaine Vaucher-Clerc / Stuttgarter Kammerorchester / Karl Münchinger play: Johann Sebastian Bach: Konzert Nr. 2, BWV 1047
album: Orchestre de la Suisse Romande / Berliner Philharmoniker spielen: Claude Debussy: Prélude à l'Après-Midi d'un Faune
album: Mozart: Flute Concerto No. 2 in D Major, K. 314 - Schumann: Adagio and Allegro for Horn, Op. 70 (Remastered)
album: Baroque Adagios
album: Harp Adagios
album: Canon & Gigue - Baroque Jewels
album: The Best of Baroque
album: Handel for the Holidays
album: Suzanne Danco: The Decca Recitals
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album: Zum Fest - Klassik vom Feinsten
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Canon in D, P. 37
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc188ce79133966c66d40dd97e1cd63dd01352d29e78e07fdfcffe81f7a090409. 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/GBF078430501.
  date published: 2026-07-08T03:53:27Z
audio: Canon in D, P. 37
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Adagio for Strings
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Adagio for Strings
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Eine kleine Nachtmusik, K. 525: Romance (Andante)
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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: Eine kleine Nachtmusik, K. 525: Romance (Andante)
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Pavane, Op. 50 (Choral Version)
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Consolation No. 3, Lento placido, S.142
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Concerto grosso in D, Op. 6, No. 1: 2. Largo
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12 Concerti Grossi - Orch. Ch. Avison - Concerto No. 6 in D: 1. Largo
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  date published: 2026-07-08T03:53:27Z
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Best of Harfe
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Favourite Harp Concertos
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J.S. Bach: Cantatas BWV 130, BWV 101, BWV 67 (Elly Ameling – The Bach Edition, Vol. 5)
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Adagio Vol. 2 (ELO)
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Bach: Suite No. 2 in B Minor, BWV 1067 (Remastered)
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André Pépin / Orchestre de la Suisse Romande / Ernest Ansermet play: Johann Sebastian Bach: Orchestersuite Nr. 2, BWV 1067
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André Pépin / Orchestre de la Suisse Romande / Ernest Ansermet play: Johann Sebastian Bach: Orchestersuite Nr. 2
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Bach: Suite No. 2 - Brahms: Symphony No. 4
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Dietrich Fischer-Dieskau / André Pépin / Orchestre de la Suisse Romande / Ernest Ansermet play: Johann Sebastian Bach: Air - "Doch weichet, ihr tollen vergeblichen Sorgen!"
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André Pépin / Orchestre de la Suisse Romande / Ernest Ansermet play: Wolfgang Amadeus Mozart: Flötenkonzert Nr. 2, KV 314 (KV 285d)
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Paolo Longinotti / Germaine Vaucher-Clerc / Stuttgarter Kammerorchester / Karl Münchinger play: Johann Sebastian Bach: Konzert Nr. 2, BWV 1047
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Orchestre de la Suisse Romande / Berliner Philharmoniker spielen: Claude Debussy: Prélude à l'Après-Midi d'un Faune
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Mozart: Flute Concerto No. 2 in D Major, K. 314 - Schumann: Adagio and Allegro for Horn, Op. 70 (Remastered)
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Baroque Adagios
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Concerto for Keyboard, Strings, and Basso continuo No. 3 in D, BWV 1054: 2. Adagio e piano sempre
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Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 2. Largo (Arr. for Guitar)
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Oboe Concerto in D Minor, Op. 9 No. 2: II. Adagio
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Concerto for 2 Violins in D Minor, BWV 1043: II. Largo ma non tanto
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Viola da Gamba Sonata No. 3 in G Minor, BWV 1029 (Arr. for Cello & Piano): II. Adagio
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Oboe Concerto in D Minor, S. Z799: II. Adagio
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Harp Concerto in B flat, Op. 4, No. 6, HWV 294 - Transcr. from Organ Concerto No. 6, HWV 294 by composer: 2. Larghetto
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Nisi Dominus (Psalm 126), R.608: 4. "Cum dederit" (Andante)
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Violin Concerto No. 1 in A minor, BWV 1041: 2. Andante
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Concerto Grosso in A Minor, HWV 322: 1. Larghetto affettuoso
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Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
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Organ Concerto No. 13 in F Major, HWV 295 "Cuckoo and the Nightingale": 4. Larghetto
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  date published: 2026-07-02T03:55:08Z
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Stabat Mater: 1. Stabat Mater
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Oboe Concerto in F Major, BWV 1053R: II. Siciliano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Oboe Concerto in F Major, BWV 1053R: II. Siciliano
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Arioso (Adagio in G) from Cantata BWV 156 (Arr. by Lloyd Webber)
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by artist: Julian Lloyd Webber
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Arioso (Adagio in G) from Cantata BWV 156 (Arr. by Lloyd Webber)
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Sonata for Violin and Continuo in G minor, B. g5 - "Il trillo del diavolo": 1. Larghetto affettuoso
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Sonata for Violin and Continuo in G minor, B. g5 - "Il trillo del diavolo": 1. Larghetto affettuoso
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Concerto for 2 Mandolins, Strings and Continuo in G, R.532 - rev. by Franz Giegling (1921-): 2. Andante
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
audio: Concerto for 2 Mandolins, Strings and Continuo in G, R.532 - rev. by Franz Giegling (1921-): 2. Andante
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Wachet auf, ruft uns die Stimme, BWV 645 ('Sleepers, awake') - Arr. Sir Granville Bantock (1868-1946): Sleepers Awake
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Wachet auf, ruft uns die Stimme, BWV 645 ('Sleepers, awake') - Arr. Sir Granville Bantock (1868-1946): Sleepers Awake
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Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): II. Adagio
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duration: PT5M14S
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:34:59Z
audio: Concerto for Violin and Oboe in C Minor, BWV 1060R (Ed. Hogwood): II. Adagio
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Concerto for 2 Oboes in D Minor, RV 535 (Ed. Hogwood): II. Largo
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  date published: 2026-07-02T03:55:08Z
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Concerto grosso in D, Op. 6, No. 1: 2. Largo
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subject of: OpenTimestamps Proof of Existence
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Oboe Concerto in D minor, TWV 51:d1: 1. Adagio
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Keyboard Concerto in A Major, BWV 1055: II. Larghetto - Performed on Piano
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12 Concerti Grossi - Orch. Ch. Avison - Concerto No. 6 in D: 1. Largo
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Goldberg Variations, BWV 988: Aria
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L'estro armonico, Violin Concerto in A Minor, RV 356, Op. 3 No. 6: II. Largo
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Serse, HWV 40 / Act 1: "Ombra mai fu"
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Ground (Arr. Watkins for Harp)
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duration: PT3M22S
duration ms: 202800
explicit: false
by artist: William Croft
by artist: Naoko Yoshino
in album: Baroque Adagios
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isrc code: NLA509807203
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additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509807203
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe7daccb45c54eb86bbc760ef3ee6fb77ef108dad51414c5107087e3cb994183. 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/NLA509807203.
  date published: 2026-07-02T03:55:08Z
audio: Ground (Arr. Watkins for Harp)
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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: Valence (Positivity)
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Nulla in mundo pax, R.630: 1. Nulla in mundo pax sincera
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duration: PT2M48S
duration ms: 168013
explicit: false
by artist: Antonio Vivaldi
by artist: Emma Kirkby
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Baroque Adagios
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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
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe996c61da5df55cb602d0bf4ee864cb99da4ba81192e7b1cbfbb166ce3549e7c. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA7850330.
  date published: 2026-06-13T17:25:41Z
audio: Nulla in mundo pax, R.630: 1. Nulla in mundo pax sincera
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  additional property: Acousticness
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Dido and Aeneas - Edited Margaret Laurie & Thurston Dart - Act 3: When I am laid in earth
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duration: PT4M8S
duration ms: 248373
explicit: false
by artist: Henry Purcell
by artist: Janet Baker
by artist: English Chamber Orchestra
by artist: Anthony Lewis
in album: Baroque Adagios
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genre: classical
genre: choral
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA6150230
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20507bd487c308e43fd99e27fb7380442cafe8bc883b15f55c46a7f973f0f55c. 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/GBBBA6150230.
  date published: 2026-07-02T05:09:12Z
audio: Dido and Aeneas - Edited Margaret Laurie & Thurston Dart - Act 3: When I am laid in earth
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  additional property: Danceability
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Harp Adagios
type: MusicAlbum
date published: 2005-01-01
track: Suite bergamasque, L.75: 3. Clair de lune
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  by artist: Naoko Yoshino
  in album: Harp Adagios
    type: MusicAlbum
    date published: 2005-01-01
  genre: classical
  genre: impressionism
  genre: post-romantic-era
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x535f78d312f1a44978bf240e81ac00a34e58a1a29648277fcd499d4eccd98462. 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/NLA509412005.
    date published: 2026-07-08T03:20:19Z
  audio: Suite bergamasque, L.75: 3. Clair de lune
    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: Valence (Positivity)
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    additional property: Loudness (dB)
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track: The Nightingale
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  by artist: Deborah Henson-Conant
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    type: MusicAlbum
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USIM29700032
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02736022edc95740bd7c68c8c68170d394b1a6d32cc4210b4404e6f1948910ae. 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/USIM29700032.
    date published: 2026-07-02T03:55:08Z
  audio: The Nightingale
    type: AudioObject
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    additional property: Mode (Major/Minor)
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Valence (Positivity)
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track: Il padrino (for Harp) - "Theme to The Godfather"
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  duration: PT3M33S
  duration ms: 213440
  explicit: false
  by artist: Nino Rota
  by artist: Naoko Yoshino
  in album: Harp Adagios
    type: MusicAlbum
    date published: 2005-01-01
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Il padrino (for Harp) - "Theme to The Godfather"

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

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509608619

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e8a66724f7ec973fb32d3a7cc4fd552e4430bbe6ebe2017694c033e2f11c8f2. 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/NLA509608619.
date published: 2026-07-08T03:20:19Z

Il padrino (for Harp) - "Theme to The Godfather"
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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Canon & Gigue - Baroque Jewels
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date published: 2002-01-01
track: Brandenburg Concerto No. 2 in F, BWV 1047: 3. Allegro assai
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  duration: PT3M11S
  duration ms: 191613
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  by artist: Johann Sebastian Bach
  by artist: I Musici
  by artist: Maurice André
  by artist: Severino Gazzelloni
  by artist: Heinz Holliger
  by artist: Felix Ayo
  by artist: Maria Teresa Garatti
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    date published: 2002-01-01
  genre: classical
  genre: classical-piano
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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: 2026-07-08T03:22:41Z
  audio: Brandenburg Concerto No. 2 in F, BWV 1047: 3. Allegro assai
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track: Flute Concerto in F Major, RV 433 "La tempesta di mare": I. Allegro
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Oboe Concerto in D minor: 2. Adagio
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Suite No. 2 in B minor, BWV 1067: 6. Menuet
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Adagio for Strings and Organ in G minor
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Flute Concerto in F Major, RV 433 "La tempesta di mare": I. Allegro
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Concerto a 5 in D Minor, Op. 9, No. 2 for Oboe, Strings and Continuo: 2. Adagio
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Concerto for Violin and Strings in F Minor, Op. 8, No. 4, RV 297 "L'inverno": 2. Largo
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Harp Concerto in B flat, Op. 4, No. 6, HWV 294 - Transcr. from Organ Concerto No. 6, HWV 294 by composer: 2. Larghetto
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Handel for the Holidays
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Bach, J.S.: Orchestral Suites Nos. 2 & 3; Cantatas Nos. 45, 67, 101, 105 & 130; Sinfonias from Cantatas Nos. 12 & 31
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BD Music Presents Debussy
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