Akira Miyoshi
type: MusicGroup
genre: japanese classical
description: Akira Miyoshi (三善 晃; January 10, 1933 – 4 October 2013) was a Japanese composer. Biography Miyoshi was born in Suginami, Tokyo. He was a child prodigy on the piano, studying with Kozaburo Hirai and T
popularity: 7
followers: 1162
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album: 交響詩「ローマの祭り」
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  date published: 2015-07-08
album: 2 pianos
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  date published: 2017-11-08
  track: 2台ピアノのためのソナタ ニ長調 K. 448: Allegro con spirito
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    by artist: Wolfgang Amadeus Mozart
    by artist: 瀬尾久仁 & 加藤真一郎 ピアノデュオ
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      date published: 2017-11-08
    popularity: 14
    genre: classical
    genre: classical-era
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  track: 真島俊夫： 三つのジャポニスム I. 鶴が舞う
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  track: 真島俊夫： 三つのジャポニスム III. 祭り
  track: 三善晃： 吹奏楽のための「クロス・バイ マーチ」
  track: 三枝成彰（長生淳 編曲）： 交響組曲「機動戦士Zガンダム」 II. 戦争と平和
album: J. Ching
album: Percussion Concertant
album: ブリュッセル・レクイエム／B・アッペルモント 土気シビックウインドオーケストラ Vol.22
album: Landscapes. Takemitsu, Hosokowa & Nishimura
album: Miki / Takemitsu / Nishimura: Japanese Percussion Music
album: 吹奏楽燦選 / シンフォニア・ノビリッシマ
album: 2003 WASBE Jönköping, Sweden: Kanagawa University Symphonic Band
album: C. Franck & R. Strauss: Sonata
album: 響層I
album: 南天の花
album: 田中瑤子の１・２・３
album: Music of Akira Miyoshi
album: Emiko - Works for Marimba
album: Mikio Hoshido Plays Akira Miyoshi
album: 栗山文昭の芸術３ かなしみについて 三善晃作品集
album: Tribute to Miyoshi
album: こんなときに －ピアノでえがくメルヘン－
album: Torse III for Marimba
album: Japanese Guitar Music, Vol. 2
album: Nagai, Yukie: Japanese Piano Music
album: VIVA! MUSICA こどもたちに音楽の花束を ~A Bouquet of Music for Children~ Vol. 2
album: Beethoven - Rachmaninov - Miyoshi
album: Light Colored Album for Piano (Japanese Contemporary Pieces)
album: Suites
album: Cantus Animae: The 22nd Concert "Have You Heard This Song?" (Live)
album: Sakura, Fuji, Samurai
album: Danse lente: Chamber Music for Flute & Harp
album: Brainstorming on Wind Orchestra
album: 秋光
album: 400 years of Dream 2/2
album: Miyoshi & Otaka: Piano & Clarinet Works
album: Ishii: Thirteen Drums
album: Subliminal Festa for Wind Orchestra
album: Fine Duo I - Takemitsu: Hika
album: Southern Heavenly Flower
album: Akira Miyoshi & Takatomi Nobunaga: Choral Works
album: From Afar: Contemporary Japanese Piano Music

三善晃： 吹奏楽のための「クロス・バイ マーチ」
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Miyoshi: String Quartet No. 3 "Constellation in Black"
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吹奏楽のための 《クロス・バイ マーチ》
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.072
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

海の日記帳 より 波のアラベスク
type: MusicRecording
duration: PT1M53S
duration ms: 113600
explicit: false
by artist: Akira Miyoshi
by artist: Yoko Tanaka
in album: 田中瑤子の１・２・３
  type: MusicAlbum
  date published: 2009-09-07
genre: japanese-classical
isrc code: JPU631609078
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:15:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x25ab1c2b5d8139d3067d580fd15c90ae7b79098596d0921d9ba3c32b42812d2a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU631609078
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25ab1c2b5d8139d3067d580fd15c90ae7b79098596d0921d9ba3c32b42812d2a. 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/JPU631609078.
  date published: 2026-07-08T03:22:41Z
audio: 海の日記帳 より 波のアラベスク
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.419
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.264
  additional property: Energy
    type: PropertyValue
    value: 0.189
  additional property: Speechiness
    type: PropertyValue
    value: 0.062
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.918
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.073
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

5 Poèmes: No. 1, Champs
type: MusicRecording
duration: PT1M44S
duration ms: 104413
explicit: false
by artist: Akira Miyoshi
by artist: Shin-ichi Fukuda
in album: Japanese Guitar Music, Vol. 2
  type: MusicAlbum
  date published: 2016-01-01
genre: japanese-classical
isrc code: HKI191515304
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:27:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2d24108fc6e3d8e6de95ee719514c3bb3aabef6a3aae5b97715180838e0fccc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191515304
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2d24108fc6e3d8e6de95ee719514c3bb3aabef6a3aae5b97715180838e0fccc. 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/HKI191515304.
  date published: 2026-07-08T03:22:41Z
audio: 5 Poèmes: No. 1, Champs
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.233
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.3
  additional property: Energy
    type: PropertyValue
    value: 0.016
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.884
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.176
  additional property: Loudness (dB)
    type: PropertyValue
    value: -35.135
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

5 Poèmes: No. 2, Sein
type: MusicRecording
duration: PT1M13S
duration ms: 73800
explicit: false
by artist: Akira Miyoshi
by artist: Shin-ichi Fukuda
in album: Japanese Guitar Music, Vol. 2
  type: MusicAlbum
  date published: 2016-01-01
genre: japanese-classical
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa8ddf54d0fb26fef84c239aef65d14519b8cedc34fecd99cc8a13962b767601. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/HKI191515305.
  date published: 2026-08-01T01:44:32Z
audio: 5 Poèmes: No. 2, Sein
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.648
  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: 0.348
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.933
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.268
  additional property: Loudness (dB)
    type: PropertyValue
    value: -35.105
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI191515305
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960494
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T01:44:32+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191515305
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960494
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960494
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T01:44:32+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

5 Poèmes: No. 5, En fuite
type: MusicRecording
duration: PT1M35S
duration ms: 95826
explicit: false
by artist: Akira Miyoshi
by artist: Shin-ichi Fukuda
in album: Japanese Guitar Music, Vol. 2
  type: MusicAlbum
  date published: 2016-01-01
genre: japanese-classical
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7782757d2c1cd3c962356db63c4ca1ac5dbb565c4aaf88f9af22b6285f4e7004. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), 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/HKI191515308.
  date published: 2026-07-31T22:27:44Z
audio: 5 Poèmes: No. 5, En fuite
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.106
  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: 0.411
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.979
  additional property: Liveness
    type: PropertyValue
    value: 0.086
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -37.304
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HKI191515308
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960473
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T22:27:44+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191515308
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960473
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960473
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T22:27:44+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

4 Piano Pieces: Arabesque of Waves
type: MusicRecording
duration: PT1M42S
duration ms: 102000
explicit: false
by artist: Akira Miyoshi
by artist: Yukie Nagai
in album: Nagai, Yukie: Japanese Piano Music
  type: MusicAlbum
  date published: 1996-04-30
genre: japanese-classical
isrc code: SEAEH9566050
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:05:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x246a89cc2385f3d0a0279dbb5b6ca411f76eef1fb612b8c3055c682efa4b9969
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEH9566050
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x246a89cc2385f3d0a0279dbb5b6ca411f76eef1fb612b8c3055c682efa4b9969. 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/SEAEH9566050.
  date published: 2026-07-08T08:56:20Z
audio: 4 Piano Pieces: Arabesque of Waves
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.165
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.296
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.891
  additional property: Liveness
    type: PropertyValue
    value: 0.088
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.066
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.265
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Acousticness
type: PropertyValue
value: 0.954

Instrumentalness
type: PropertyValue
value: 0.851

Liveness
type: PropertyValue
value: 0.326

Valence (Positivity)
type: PropertyValue
value: 0.071

Loudness (dB)
type: PropertyValue
value: -21.659

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

真島俊夫： 三つのジャポニスム III. 祭り
type: MusicRecording
duration: PT5M57S
duration ms: 357893
explicit: false
by artist: 真島俊夫
by artist: Norichika Iimori
by artist: 大阪市音楽団
in album: 三つのジャポニスム
  type: MusicAlbum
  date published: 2014-08-20
isrc code: JPH291464005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:24:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x57e2bc5c2227d0b9a7692d24856954723e72d2c88bef823089ea90be7d405276
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPH291464005
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 0x57e2bc5c2227d0b9a7692d24856954723e72d2c88bef823089ea90be7d405276. 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/JPH291464005.
  date published: 2026-07-08T03:20:19Z
audio: 真島俊夫： 三つのジャポニスム III. 祭り
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.242
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.216
  additional property: Energy
    type: PropertyValue
    value: 0.396
  additional property: Speechiness
    type: PropertyValue
    value: 0.067
  additional property: Acousticness
    type: PropertyValue
    value: 0.924
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.834
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.075
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.268
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

三枝成彰（長生淳 編曲）： 交響組曲「機動戦士Zガンダム」 II. 戦争と平和
type: MusicRecording
duration: PT7M53S
duration ms: 473400
explicit: false
by artist: Shigeaki Saegusa
by artist: Jun Nagao
by artist: Norichika Iimori
by artist: 大阪市音楽団
in album: 三つのジャポニスム
  type: MusicAlbum
  date published: 2014-08-20
isrc code: JPH291464009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:02:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x906f12660f3ff7153ca292bd841a2ffe8754bdf81ea6d74b94437d7f43333040
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPH291464009
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: 三枝成彰（長生淳 編曲）： 交響組曲「機動戦士Zガンダム」 II. 戦争と平和
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J. Ching
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    date published: 2026-07-08T03:53:27Z
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Percussion Concertant
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ブリュッセル・レクイエム／B・アッペルモント 土気シビックウインドオーケストラ Vol.22
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
  audio: ブリュッセル・レクイエム
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T20:41:57Z
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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track: Miyoshi: String Quartet No. 3 "Constellation in Black"

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

Hosokawa: Landscape I, for String Quartet
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track: Marimba Spiritual: I. —
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  additional property: OTSBitcoinBlock
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    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEE8962050
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83332555133a6fee226954cd09c92aa9dfd7a894fd5ccfc940c30e3a7ac3863f. 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/SEAEE8962050.
    date published: 2026-07-08T03:53:27Z
  audio: Marimba Spiritual: I. —
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    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.731
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.031
    additional property: Loudness (dB)
      type: PropertyValue
      value: -38.685
    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
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吹奏楽燦選 / シンフォニア・ノビリッシマ
type: MusicAlbum
date published: 2020-04-22
track: シンフォニア・ノビリッシマ
  type: MusicRecording
  duration: PT6M42S
  duration ms: 402666
  explicit: false
  by artist: ロバート・ジェイガー
  by artist: Tokyo Kosei Wind Orchestra
  by artist: 大井剛史
  in album: 吹奏楽燦選 / シンフォニア・ノビリッシマ
    type: MusicAlbum
    date published: 2020-04-22
  isrc code: JPCO02008190
  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/0x247d47d29f4da78f59f03114e9aa31bd622630170431733435407a1d35491c49
  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/JPCO02008190
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x247d47d29f4da78f59f03114e9aa31bd622630170431733435407a1d35491c49. 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/JPCO02008190.
    date published: 2026-07-02T05:09:12Z
  audio: シンフォニア・ノビリッシマ
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.259
    additional property: Energy
      type: PropertyValue
      value: 0.259
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.943
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.896
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.07
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.922
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
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track: 吹奏楽のための 《クロス・バイ マーチ》
track: セント・アンソニー・ヴァリエーションズ (原典版)
  type: MusicRecording
  duration: PT11M18S
  duration ms: 678186
  explicit: false
  by artist: ウィリアム・H・ヒル
  by artist: Tokyo Kosei Wind Orchestra
  by artist: 大井剛史
  in album: 吹奏楽燦選 / シンフォニア・ノビリッシマ
    type: MusicAlbum
    date published: 2020-04-22
  isrc code: JPCO02008270
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956349
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO02008270
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac7f8f53db02a4cc242fb22aa1ef99f88c0bda66bf93ba5534122ee7bc3d8acc. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO02008270.
    date published: 2026-07-02T11:34:59Z
  audio: セント・アンソニー・ヴァリエーションズ (原典版)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.932
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.539
    additional property: Key Name
      type: PropertyValue
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    additional property: Mode Name
      type: PropertyValue
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track: 復興
  type: MusicRecording
  duration: PT9M59S
  duration ms: 599266
  explicit: false
  by artist: 保科 洋
  by artist: Tokyo Kosei Wind Orchestra
  by artist: 大井剛史
  in album: 吹奏楽燦選 / シンフォニア・ノビリッシマ
    type: MusicAlbum
    date published: 2020-04-22
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x75bfe773f9a05b229af35f571ca4036a7ba942abeb0398ccebfd9275d8c6ac3c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: 復興
track: ブラジル
track: 宝島

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956312

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO02008280

OTSTimestamp
type: PropertyValue
value: 2026-07-02T05:09:12Z

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 0x75bfe773f9a05b229af35f571ca4036a7ba942abeb0398ccebfd9275d8c6ac3c. 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/JPCO02008280.
date published: 2026-07-02T05:09:12Z

復興
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 149.315
additional property: Musical Key
  type: PropertyValue
  value: 0
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.184
additional property: Energy
  type: PropertyValue
  value: 0.165
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.921
additional property: Instrumentalness
  type: PropertyValue
  value: 0.928
additional property: Liveness
  type: PropertyValue
  value: 0.13
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.034
additional property: Loudness (dB)
  type: PropertyValue
  value: -20.335
additional property: Key Name
  type: PropertyValue
  value: C
additional property: Mode Name
  type: PropertyValue
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ブラジル
type: MusicRecording
duration: PT6M5S
duration ms: 365986
explicit: false
by artist: アリー・バロッソ
by artist: Tokyo Kosei Wind Orchestra
by artist: 大井剛史
in album: 吹奏楽燦選 / シンフォニア・ノビリッシマ
  type: MusicAlbum
  date published: 2020-04-22
isrc code: JPCO02008290
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/0xe33e38e1732e2ecb9662904989340fc9ddd77c6cfb80745b1df9b474aa60134b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO02008290
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe33e38e1732e2ecb9662904989340fc9ddd77c6cfb80745b1df9b474aa60134b. 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/JPCO02008290.
  date published: 2026-07-02T03:55:08Z
audio: ブラジル
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.518
  additional property: Energy
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    value: 0.604
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.547
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.418
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.434
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.143
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

宝島
type: MusicRecording
duration: PT3M54S
duration ms: 234093
explicit: false
by artist: Hirotaka Izumi
by artist: Tokyo Kosei Wind Orchestra
by artist: 大井剛史
in album: 吹奏楽燦選 / シンフォニア・ノビリッシマ
  type: MusicAlbum
  date published: 2020-04-22
genre: japanese-jazz-fusion
genre: japanese-jazz
isrc code: JPCO02008300
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T04:00:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x76a301021d4b6ccce782c748a7ac9a2a94775773d4863c1abb1c254f71a4fed1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO02008300
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76a301021d4b6ccce782c748a7ac9a2a94775773d4863c1abb1c254f71a4fed1. 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/JPCO02008300.
  date published: 2026-06-13T17:25:41Z
audio: 宝島
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.397
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.381
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.062
  additional property: Liveness
    type: PropertyValue
    value: 0.068
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.662
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.959
  additional property: Key Name
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  additional property: Mode Name
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2003 WASBE Jönköping, Sweden: Kanagawa University Symphonic Band
type: MusicAlbum
date published: 2012-07-03

C. Franck & R. Strauss: Sonata
type: MusicAlbum
date published: 2017-05-25

響層I
type: MusicAlbum
date published: 2009-10-21

南天の花
type: MusicAlbum
date published: 2018-11-30

田中瑤子の１・２・３
type: MusicAlbum
date published: 2009-09-07
track: 海の日記帳 より 波のアラベスク

Music of Akira Miyoshi
type: MusicAlbum
date published: 2008-06-15

Emiko - Works for Marimba
type: MusicAlbum
date published: 2009-09-01

Mikio Hoshido Plays Akira Miyoshi
type: MusicAlbum
date published: 1990-04-04

栗山文昭の芸術３ かなしみについて 三善晃作品集
type: MusicAlbum
date published: 2006-04-21

Tribute to Miyoshi
type: MusicAlbum
date published: 2020-09-25

こんなときに －ピアノでえがくメルヘン－
type: MusicAlbum
date published: 1987

Torse III for Marimba
type: MusicAlbum
date published: 2023-03-24

Japanese Guitar Music, Vol. 2
type: MusicAlbum
date published: 2016-01-01
track: 12 Songs for Guitar: No. 7, A Song of Early Spring (Arr. T. Takemitsu)
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  duration: PT3M42S
  duration ms: 222040
  explicit: false
  by artist: Akira Nakata
  by artist: Shin-ichi Fukuda
  in album: Japanese Guitar Music, Vol. 2
    type: MusicAlbum
    date published: 2016-01-01
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  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/0x70cd3cf4273cf6d1d49acca7d7c324b1ed10ef94432bf948fde58762a36bcaf6
  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/HKI191515301
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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track: 5 Poèmes: No. 2, Sein
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Nagai, Yukie: Japanese Piano Music
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VIVA! MUSICA こどもたちに音楽の花束を ~A Bouquet of Music for Children~ Vol. 2
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Beethoven - Rachmaninov - Miyoshi
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Light Colored Album for Piano (Japanese Contemporary Pieces)
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Suites
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Cantus Animae: The 22nd Concert "Have You Heard This Song?" (Live)
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Sakura, Fuji, Samurai
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Danse lente: Chamber Music for Flute & Harp
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Brainstorming on Wind Orchestra
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秋光
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400 years of Dream 2/2
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Miyoshi & Otaka: Piano & Clarinet Works
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Ishii: Thirteen Drums
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Subliminal Festa for Wind Orchestra
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Fine Duo I - Takemitsu: Hika
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Southern Heavenly Flower
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Akira Miyoshi & Takatomi Nobunaga: Choral Works
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From Afar: Contemporary Japanese Piano Music
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