Sinfonia Lahti
type: MusicGroup
genre: classical
popularity: 39
followers: 237
additional property: CopyrightID
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: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7475d16e533193c896f17b96a8901808a17734ce3416b10fdc1ae3f52b13218. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3d69bd6a-9d67-4d14-aa25-0473c1a3c931.json and https://artists.proofprofile.net/proofs/artist/3d69bd6a-9d67-4d14-aa25-0473c1a3c931.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Sibelius Edition, Vol. 1: Tone Poems
  type: MusicAlbum
  date published: 2007-09-01
album: Sibelius: Spirit of Nature (Luonnotar)
  type: MusicAlbum
  date published: 2006-04-01
album: Sibelius: Lemminkainen in Tuonela (1896 Version) / 3 Pieces / in Memoriam
  type: MusicAlbum
  date published: 2006-10-01
album: Kajanus: Finnish Rhapsody, Op. 5 / Sinfonietta, Op. 16 / Kullervo
  type: MusicAlbum
  date published: 2004-03-01
album: Sibelius: Music From Timo Koivusalo's Film
  type: MusicAlbum
  date published: 2003-09-01
  track: Maestoso in C Minor: (Maestoso) in C Minor
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    duration: PT0M33S
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    by artist: Folke Gräsbeck
    by artist: Jaakko Kuusisto
    in album: Sibelius: Music From Timo Koivusalo's Film
      type: MusicAlbum
      date published: 2003-09-01
    genre: classical
    genre: impressionism
    genre: post-romantic-era
    genre: finnish-classical
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    additional property: OTSTimestamp
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      value: 2026-07-08T03:22:41Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:22:41Z
    audio: Maestoso in C Minor: (Maestoso) in C Minor
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  track: Violin Sonata in F Major, JS 178: Sonata in F Major for Violin and Piano, JS 178: II. Andante
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    by artist: Folke Gräsbeck
    by artist: Jaakko Kuusisto
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      type: MusicAlbum
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    genre: impressionism
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    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c336d169ce7764f3da91d6e20d5f07d9ad5f135b759fc73059af06622ffce20. 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/SEAEK0076140.
      date published: 2026-07-08T03:22:41Z
    audio: Violin Sonata in F Major, JS 178: Sonata in F Major for Violin and Piano, JS 178: II. Andante
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  track: Andante festivo, JS 34b (Version for String Orchestra & Timpani)
album: Sibelius: Rondo of the Waves
album: Sibelius: Jedermann, Op. 83 / Belshazzar's Feast, Op. 51 / The Countess's Portrait
album: Sibelius (The Essential)
album: The Sibelius Edition, Vol. 13: Miscellaneous Works
album: Leiviskä: Orchestral Works, Vol. 1
album: Poulenc, Prokofiev & Britten: Sinfoniettas
album: Ténor tenore!
album: Sibelius: Violin Concerto in D Minor, Op. 47 (Original Version and Final Version)
album: The Sibelius Edition, Vol. 8: Orchestral Works
album: Sibelius: Karelia / Kuolema / Valse Triste
album: Finlandia: A Festival of Finnish Music
album: Sibelius: Karelia Suite / Kung Kristian Ii / Pelleas Och Melisande
album: Sibelius: Patriotic Music
album: Sibelius: Symphony No. 5 / En Saga
album: Sibelius: Swan of Tuonela (The) / Tapiola
album: Jarnefelt: Symphonic Fantasy / Suite in E flat major / Serenade / Berceuse, "Lullaby"
album: Sibelius: Snofrid / Cantata for the Coronation of Nicholas Ii / Rakastava
album: Tali Ihantala (Original Motion Picture Soundtrack)
album: The Unknown Sibelius

Andante festivo, JS 34b (Version for String Orchestra & Timpani)
type: MusicRecording
duration: PT5M37S
duration ms: 337840
explicit: false
by artist: Jean Sibelius
by artist: Sinfonia Lahti
by artist: Osmo Vänskä
in album: Sibelius: Music From Timo Koivusalo's Film
  type: MusicAlbum
  date published: 2003-09-01
genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcae4135540f8559116ad6aaecf58c2595268be91ea6b46dab01c841835b76cc. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEM0395120.
  date published: 2026-06-13T12:47:07Z
audio: Andante festivo, JS 34b (Version for String Orchestra & Timpani)
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Spring Song, Op. 16 (Moerato e molto sostenuto)
type: MusicRecording
duration: PT9M32S
duration ms: 572760
explicit: false
by artist: Jean Sibelius
by artist: Sinfonia Lahti
by artist: Osmo Vänskä
in album: Sibelius: Rondo of the Waves
  type: MusicAlbum
  date published: 2003-03-01
genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Spring Song, Op. 16 (Moerato e molto sostenuto)
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Cassazione, Op. 6 (Original Version)
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duration: PT12M24S
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by artist: Jean Sibelius
by artist: Sinfonia Lahti
by artist: Osmo Vänskä
in album: Sibelius: Rondo of the Waves
  type: MusicAlbum
  date published: 2003-03-01
genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dbc722ef5427969d56decb5596e7a02bed0267c8a67d8d24b83391994b73598. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEO0345040.
  date published: 2026-07-31T12:24:41Z
audio: Cassazione, Op. 6 (Original Version)
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Porilaisten marssi, JS 152
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by artist: Osmo Vänskä
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  type: MusicAlbum
  date published: 2003-03-01
genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
subject of: OpenTimestamps Proof of Existence
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Orchestral Suite No. 2, Op. 11: IV. Epilogi. Allegro ma non troppo
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Orchestral Suite No. 2, Op. 11: I. Kevään tulo. Allegro molto e cantabile
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Orchestral Suite No. 2, Op. 11: III. Kehtolaulu. Andante semplice
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Sinfonietta in F Major, FP 141: I. Allegro con fuoco
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audio: Sinfonietta in F Major, FP 141: I. Allegro con fuoco
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Violin Concerto in D Minor, Op. 47 (1903-1904 Version): I. Allegro moderato
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Violin Concerto in D Minor, Op. 47 (1905 Version): III. Allegro ma non tanto
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Violin Concerto in D Minor, Op. 47 (1903-1904 Version): II. Adagio di molto
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Violin Concerto in D Minor, Op. 47 (1903-1904 Version): III. Allegro ma non tanto
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Violin Concerto in D Minor, Op. 47 (1905 Version): I. Allegro moderato
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Violin Concerto in D Minor, Op. 47 (1905 Version): II. Adagio di molto
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Karelia, JS 115, Tableau 3 "Narimont, the Duke of Lithuania, Levying Taxes in the Province of Kakisalmi": Intermezzo I
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Karelia, JS 115, Tableau 4 "Karl Knutsson in Viipuri Castle": Ballade
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Karelia, JS 115: Overture
type: MusicRecording
duration: PT8M17S
duration ms: 497000
explicit: false
by artist: Jean Sibelius
by artist: Sinfonia Lahti
by artist: Osmo Vänskä
in album: Sibelius: Karelia / Kuolema / Valse Triste
  type: MusicAlbum
  date published: 1997-10-31
genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b690899c87a4d38b9b1d4bd8fe4171d7e94cb57cab1f3ebfd19eced578becfa. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), 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/SEAEJ9715010.
  date published: 2026-07-30T14:44:50Z
audio: Karelia, JS 115: Overture
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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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isrc code: SEAEJ9715010
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Karelia, JS 115, Tableau 1 "A Karelian Home. News of War"
type: MusicRecording
duration: PT3M45S
duration ms: 225000
explicit: false
by artist: Jean Sibelius
by artist: Sinfonia Lahti
by artist: Osmo Vänskä
in album: Sibelius: Karelia / Kuolema / Valse Triste
  type: MusicAlbum
  date published: 1997-10-31
genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x164c5655db801624f8bb3d659312a2508c3f9b105b438fe157f5f2fd88f9c409. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEJ9715020.
  date published: 2026-07-31T12:24:41Z
audio: Karelia, JS 115, Tableau 1 "A Karelian Home. News of War"
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  additional property: Tempo (BPM)
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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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isrc code: SEAEJ9715020
additional property: CopyrightID
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Karelia, JS 115, Tableau 2 "The Founding of Viipuri Castle"
type: MusicRecording
duration: PT3M42S
duration ms: 222000
explicit: false
by artist: Jean Sibelius
by artist: Sinfonia Lahti
by artist: Osmo Vänskä
in album: Sibelius: Karelia / Kuolema / Valse Triste
  type: MusicAlbum
  date published: 1997-10-31
genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ec7935d853046f7ff2c2b4c0ee23041f3ee6719ecf3dc334428ce910190ed28. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEJ9715030.
  date published: 2026-07-31T12:24:41Z
audio: Karelia, JS 115, Tableau 2 "The Founding of Viipuri Castle"
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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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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isrc code: SEAEJ9715030
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Karelia, JS 115, Tableau 5 "Pontus de la Gardie at the Gates of Kakisalmi in 1580": Intermezzo II
type: MusicRecording
duration: PT4M12S
duration ms: 252000
explicit: false
by artist: Jean Sibelius
by artist: Sinfonia Lahti
by artist: Osmo Vänskä
in album: Sibelius: Karelia / Kuolema / Valse Triste
  type: MusicAlbum
  date published: 1997-10-31
genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f39cad54a33b1fb52f2389448b2aaa528dc75fdc201ba47ddc110dc122918c8. Chain 2 (Bitcoin): anchored in block 960389 (2026-07-31T10:20:10Z), 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/SEAEJ9715080.
  date published: 2026-07-31T10:20:10Z
audio: Karelia, JS 115, Tableau 5 "Pontus de la Gardie at the Gates of Kakisalmi in 1580": Intermezzo II
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  additional property: Musical Key
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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: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Musiikkia Sanomalehdistoön päivien juhlanäytäntöön, JS 137: Preludio
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duration: PT3M55S
duration ms: 235266
explicit: false
by artist: Jean Sibelius
by artist: Sinfonia Lahti
by artist: Osmo Vänskä
in album: Sibelius: Patriotic Music
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genre: classical
genre: impressionism
genre: post-romantic-era
genre: finnish-classical
isrc code: SEAEL0015010
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEL0015010
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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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 0x80e2b17889c9761a3d8e8c1c2f8b872ae11f4d916483f13e1524f5e80d912c48. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEL0015010.
  date published: 2026-07-02T11:38:34Z
audio: Musiikkia Sanomalehdistoön päivien juhlanäytäntöön, JS 137: Preludio
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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: 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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Suite in E-Flat Major: II. Adagio quasi andante
type: MusicRecording
duration: PT6M42S
duration ms: 402386
explicit: false
by artist: Armas Järnefelt
by artist: Sinfonia Lahti
by artist: Jaakko Kuusisto
in album: Jarnefelt: Symphonic Fantasy / Suite in E flat major / Serenade / Berceuse, "Lullaby"
  type: MusicAlbum
  date published: 2010-11-16
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcff96269bf8c6fbc7efe3f1de9c8181f8e5d3f14351ca8350312a6e4f30c8f25. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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/SEAER1053030.
  date published: 2026-08-01T03:13:03Z
audio: Suite in E-Flat Major: II. Adagio quasi andante
  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
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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isrc code: SEAER1053030
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Berceuse in G Minor
type: MusicRecording
duration: PT3M45S
duration ms: 225607
explicit: false
by artist: Armas Järnefelt
by artist: Jaakko Kuusisto
by artist: Sinfonia Lahti
in album: Jarnefelt: Symphonic Fantasy / Suite in E flat major / Serenade / Berceuse, "Lullaby"
  type: MusicAlbum
  date published: 2010-11-16
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9209de07a76396feab3664f41fef2a4863c5c537cb3f55cd93dbd94ce7de87cd. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAER1053130.
  date published: 2026-07-30T15:42:38Z
audio: Berceuse in G Minor
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.113
  additional property: Energy
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    value: 0.009
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.831
  additional property: Instrumentalness
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    value: 0.367
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
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Rakastava, Op. 14: III. Hyvää iltaa - Jaa hyvästi
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Rakastava, Op. 14: I. Rakastava
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Sibelius: Rondo of the Waves
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track: The Oceanides, Op. 73 (Yale version)
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track: Spring Song, Op. 16 (Moerato e molto sostenuto)
track: Cassazione, Op. 6 (Original Version)
track: Porilaisten marssi, JS 152

Sibelius: Jedermann, Op. 83 / Belshazzar's Feast, Op. 51 / The Countess's Portrait
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Sibelius (The Essential)
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The Sibelius Edition, Vol. 13: Miscellaneous Works
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Leiviskä: Orchestral Works, Vol. 1
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track: Orchestral Suite No. 2, Op. 11: I. Kevään tulo. Allegro molto e cantabile
track: Orchestral Suite No. 2, Op. 11: III. Kehtolaulu. Andante semplice

Poulenc, Prokofiev & Britten: Sinfoniettas
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Ténor tenore!
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date published: 2015-08-07

Sibelius: Violin Concerto in D Minor, Op. 47 (Original Version and Final Version)
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track: Violin Concerto in D Minor, Op. 47 (1903-1904 Version): II. Adagio di molto
track: Violin Concerto in D Minor, Op. 47 (1903-1904 Version): III. Allegro ma non tanto
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The Sibelius Edition, Vol. 8: Orchestral Works
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Sibelius: Karelia / Kuolema / Valse Triste
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track: Karelia, JS 115, Tableau 4 "Karl Knutsson in Viipuri Castle": Ballade
track: Karelia, JS 115: Overture
track: Karelia, JS 115, Tableau 1 "A Karelian Home. News of War"
track: Karelia, JS 115, Tableau 2 "The Founding of Viipuri Castle"
track: Karelia, JS 115, Tableau 5 "Pontus de la Gardie at the Gates of Kakisalmi in 1580": Intermezzo II

Finlandia: A Festival of Finnish Music
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Sibelius: Karelia Suite / Kung Kristian Ii / Pelleas Och Melisande
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Sibelius: Patriotic Music
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date published: 2000-06-30
track: Musiikkia Sanomalehdistoön päivien juhlanäytäntöön, JS 137: Preludio
track: Song of the Athenians, Op. 31, No. 3: Atenarnes sang (Song of the Athenians), Op. 31, No. 3
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Sibelius: Symphony No. 5 / En Saga
type: MusicAlbum
date published: 1996-02-28

Sibelius: Swan of Tuonela (The) / Tapiola
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Jarnefelt: Symphonic Fantasy / Suite in E flat major / Serenade / Berceuse, "Lullaby"
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track: Symphonic Fantasy
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    date published: 2026-07-08T08:56:20Z
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track: Suite in E-Flat Major: II. Adagio quasi andante
track: Berceuse in G Minor

Sibelius: Snofrid / Cantata for the Coronation of Nicholas Ii / Rakastava
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date published: 2004-08-28
track: Rakastava, Op. 14: III. Hyvää iltaa - Jaa hyvästi
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track: Rakastava, Op. 14: I. Rakastava

Tali Ihantala (Original Motion Picture Soundtrack)
type: MusicAlbum
date published: 2007-12-07

The Unknown Sibelius
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date published: 2013-07-30