MTA
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genre: vocaloid
popularity: 33
followers: 1953
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  date published: 2026-06-12T19:28:13Z
album: J-POP hits 2015-2020 -music box-
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album: Historical POPs-永遠の名曲-[music box]
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-21T09:11:09Z
    audio: Over The Rainbow[music box]
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album: J-POP hits 2015-2020 -acoustic piano-
  type: MusicAlbum
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album: Historical POPs-永遠の名曲-
  type: MusicAlbum
  date published: 2021-01-06
album: World Hits-アコースティックギターの奏で-
  type: MusicAlbum
  date published: 2021-01-06
album: あなたを癒すピアノ-ジブリ＆ディズニー-
  type: MusicAlbum
  date published: 2021-01-06
album: あなたを癒すピアノ-ジブリ＆ディズニー- vol.2
  type: MusicAlbum
  date published: 2021-01-22
album: Historical POPs-永遠のLove Song-[music box]
  type: MusicAlbum
  date published: 2021-01-22
album: Historical POPs-永遠のLove Song-
  type: MusicAlbum
  date published: 2021-01-22
album: World Hits -アコースティックギターの奏で- vol.2
  type: MusicAlbum
  date published: 2021-01-25
album: J-POP love hits 2000s -music box-
  type: MusicAlbum
  date published: 2021-01-25
album: J-POP love hits 2000s -acoustic piano-
  type: MusicAlbum
  date published: 2021-01-25
album: Historical POPs-永遠のGraduation Song-
  type: MusicAlbum
  date published: 2021-02-24
album: J-POP departure hits 2000s -acoustic piano-
  type: MusicAlbum
  date published: 2021-02-24
album: Historical POPs-永遠のGraduation Song- [music box]
  type: MusicAlbum
  date published: 2021-02-24
album: World Hits -アコースティックギターの奏で- vol.3
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  date published: 2021-02-24
album: あなたを癒すピアノ-卒業＆旅立ち-
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  date published: 2021-02-24
album: J-POP departure hits 2000s [music box]
  type: MusicAlbum
  date published: 2021-02-24
album: Historical POPs-永遠のSpring Song-
  type: MusicAlbum
  date published: 2021-03-25
album: Anison Collection ver.L
  type: MusicAlbum
  date published: 2021-03-25
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album: World Hits -アコースティックギターの奏で- vol.4
album: Historical POPs-永遠のSpring Song-[music box]
album: Anison Collection ver.L -music box-
album: あなたを癒すピアノ-ジブリ＆ディズニー- vol.3
album: Game Music Collection vol.1
album: J-POP hits vol.1 -music box-
album: Historical POPs vol.1
album: World Hits -アコースティックギターの奏で- vol.5
album: J-POP hits vol.1 -acoustic piano-
album: Historical POPs vol.1[music box]
album: Anison Collection-エヴァンゲリオン-[h-organ]
album: Anime Classic Collection-エヴァンゲリオン-
album: あなたを癒すピアノ-ジブリ＆ディズニー- vol.4
album: Anison Collection ver.A-K
album: Historical POPs-永遠の永遠のブライダルソング-[music box]
album: World Hits-アコースティックギターの奏で- vol.6
album: あなたを癒すピアノ-ジブリ＆ディズニー- vol.5
album: Historical POPs-永遠のブライダルソング-
album: リバプールサウンド-blues organ- vol.1
album: Classical Piano Collection -雨音-
album: Historical POPs vol.2[music box]
album: あなたを癒すピアノ-ジブリ＆ディズニー- vol.6
album: IDOL Hits Collection vol.1
album: Anison Collection -僕のヒーローアカデミア-
album: リバプールサウンド-blues organ- vol.2
album: World Hits-アコースティックギターの奏で- vol.7
album: Game Music Collection vol.3
album: Classical Piano Collection -童歌-
album: Historical POPs vol.2
album: Anison Collection -七つの大罪-[music box]
album: Anison Collection -七つの大罪-
album: あなたを癒すピアノ-ジブリ＆ディズニー- vol.7
album: Historical POPs-永遠のSummer Song-[music box]
album: World Hits-アコースティックギターの奏で- vol.8
album: Game Music Collection vol.4
album: Anison Collection -ひぐらしのなく頃に-[music box]
album: Anison Collection -LoveLive！- step1
album: リバプールサウンド-blues organ- vol.3
album: IDOL Hits Collection vol.2
album: Historical POPs-永遠のSummer Song-
album: Anison Collection -ひぐらしのなく頃に-
album: Anison Collection -LoveLive！- step2
album: IDOL Hits Collection vol.3
album: World Hits-アコースティックギターの奏で- vol.9

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

OpenTimestamps Proof of Existence
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date published: 2026-07-05T19:27:56Z

炎//劇場版 鬼滅の刃 無限列車編[acoustic piano]
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World Hits -アコースティックギターの奏で- vol.4
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Historical POPs-永遠のSpring Song-[music box]
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  additional property: OTSVerifyInstructions
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    date published: 2026-07-03T08:56:35Z
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Anison Collection ver.L -music box-
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date published: 2021-03-25

あなたを癒すピアノ-ジブリ＆ディズニー- vol.3
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date published: 2021-03-25

Game Music Collection vol.1
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date published: 2021-04-25

J-POP hits vol.1 -music box-
type: MusicAlbum
date published: 2021-04-25

Historical POPs vol.1
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date published: 2021-04-25

World Hits -アコースティックギターの奏で- vol.5
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date published: 2021-04-25

J-POP hits vol.1 -acoustic piano-
type: MusicAlbum
date published: 2021-04-25

Historical POPs vol.1[music box]
type: MusicAlbum
date published: 2021-04-25

Anison Collection-エヴァンゲリオン-[h-organ]
type: MusicAlbum
date published: 2021-04-25

Anime Classic Collection-エヴァンゲリオン-
type: MusicAlbum
date published: 2021-04-25

あなたを癒すピアノ-ジブリ＆ディズニー- vol.4
type: MusicAlbum
date published: 2021-04-25

Anison Collection ver.A-K
type: MusicAlbum
date published: 2021-05-23

Historical POPs-永遠の永遠のブライダルソング-[music box]
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date published: 2021-05-23

World Hits-アコースティックギターの奏で- vol.6
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date published: 2021-05-23

あなたを癒すピアノ-ジブリ＆ディズニー- vol.5
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date published: 2021-05-23

Historical POPs-永遠のブライダルソング-
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date published: 2021-05-23

Anison Collection ver.A-K
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date published: 2021-05-23

リバプールサウンド-blues organ- vol.1
type: MusicAlbum
date published: 2021-05-23

Classical Piano Collection -雨音-
type: MusicAlbum
date published: 2021-05-23

Historical POPs vol.2[music box]
type: MusicAlbum
date published: 2021-06-27

あなたを癒すピアノ-ジブリ＆ディズニー- vol.6
type: MusicAlbum
date published: 2021-06-27

IDOL Hits Collection vol.1
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date published: 2021-06-27

Anison Collection -僕のヒーローアカデミア-
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date published: 2021-06-27

リバプールサウンド-blues organ- vol.2
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date published: 2021-06-27

World Hits-アコースティックギターの奏で- vol.7
type: MusicAlbum
date published: 2021-06-27

Game Music Collection vol.3
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date published: 2021-06-27

Classical Piano Collection -童歌-
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Historical POPs vol.2
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date published: 2021-06-27

Anison Collection -七つの大罪-[music box]
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Anison Collection -七つの大罪-
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date published: 2021-07-06

あなたを癒すピアノ-ジブリ＆ディズニー- vol.7
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Historical POPs-永遠のSummer Song-[music box]
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date published: 2021-07-26

World Hits-アコースティックギターの奏で- vol.8
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date published: 2021-07-26

Game Music Collection vol.4
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date published: 2021-07-26

Anison Collection -ひぐらしのなく頃に-[music box]
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date published: 2021-07-26

Anison Collection -LoveLive！- step1
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date published: 2021-07-26

リバプールサウンド-blues organ- vol.3
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date published: 2021-07-26

IDOL Hits Collection vol.2
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date published: 2021-07-26

Historical POPs-永遠のSummer Song-
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date published: 2021-07-26

Anison Collection -ひぐらしのなく頃に-
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date published: 2021-07-26

Anison Collection -LoveLive！- step2
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IDOL Hits Collection vol.3
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date published: 2021-08-23

World Hits-アコースティックギターの奏で- vol.9
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date published: 2021-08-23

Historical POPs vol.3[music box]
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Game Music Collection vol.5
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Historical POPs vol.3
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J-POP hits vol.2[music box]
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J-POP hits vol.2
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あなたを癒すピアノ-ジブリ＆ディズニー- vol.8
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Classic Piano Collection -Synthetic VOICE-
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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 0xf7a36691426b873171a1e99be034e8eb82d609490b893475ea461370e7d6a183. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), 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/JPB952108714.
    date published: 2026-07-03T00:42:11Z
  audio: 天ノ弱[classical piano]
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リバプールサウンド-blues organ- vol.4
type: MusicAlbum
date published: 2021-08-23

Anison Collection -コードギアス-[music box]
type: MusicAlbum
date published: 2021-10-25

Anison Collection -コードギアス-
type: MusicAlbum
date published: 2021-10-25

Synthetic VOICE Music vol.2
type: MusicAlbum
date published: 2021-10-29
track: 脳漿炸裂ガール[acoustic piano]
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9355dd692038a30a9910000a90d40e59e11f91842c4a0692ca10fd158c36b7b. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB952111247.
    date published: 2026-07-06T01:25:57Z
  audio: 脳漿炸裂ガール[acoustic piano]
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J-POP hits vol.3[music box]
type: MusicAlbum
date published: 2021-11-24

J-POP hits vol.3
type: MusicAlbum
date published: 2021-11-24

キッズと一緒にクリスマス☆ピアノ集
type: MusicAlbum
date published: 2021-11-24

Christmas Song for Chill Time
type: MusicAlbum
date published: 2021-11-24

Historical POPs-永遠のChristmas song-[music box]
type: MusicAlbum
date published: 2021-11-24

J-POP hits vol.4[music box]
type: MusicAlbum
date published: 2021-12-06

J-POP hits vol.4
type: MusicAlbum
date published: 2021-12-06

あなたを癒すピアノ-ジブリ＆ディズニー- vol.9
type: MusicAlbum
date published: 2022-01-24

Synthetic VOICE Music vol.4
type: MusicAlbum
date published: 2022-01-24

Anison Collection -進撃の巨人-
type: MusicAlbum
date published: 2022-01-24

Game Music Collection vol.7
type: MusicAlbum
date published: 2022-02-24

J-POP hits vol.5
type: MusicAlbum
date published: 2022-02-24

あなたを癒すピアノ-ジブリ＆ディズニー- vol.10
type: MusicAlbum
date published: 2022-02-24

J-POP hits vol.5[music box]
type: MusicAlbum
date published: 2022-02-24

Synthetic VOICE Music vol.5
type: MusicAlbum
date published: 2022-02-24

あなたを癒すピアノ-ジブリ＆ディズニー- vol.11
type: MusicAlbum
date published: 2022-03-28

J-POP hits vol.6
type: MusicAlbum
date published: 2022-03-28
track: Always/TVドラマ「ムチャブリ！ わたしが社長になるなんて」(オリジナル：ENHYPEN) [acoustic piano]
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    type: MusicAlbum
    date published: 2022-03-28
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  additional property: OTSVerificationAPI
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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 0xa586bbaf71ee9c36c20e74f9b084ef9b728070e16e0a5b5f7be17506fe7ebfe0. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/JPB952202890.
    date published: 2026-07-05T19:27:56Z
  audio: Always/TVドラマ「ムチャブリ！ わたしが社長になるなんて」(オリジナル：ENHYPEN) [acoustic piano]
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Anison Collection -魔法少女まどか☆マギカ-
type: MusicAlbum
date published: 2022-03-28

J-POP hits vol.6[music box]
type: MusicAlbum
date published: 2022-03-28

泣きたいあなたへ
type: MusicAlbum
date published: 2022-03-28

Synthetic VOICE Music vol.6
type: MusicAlbum
date published: 2022-03-28
track: 愛して愛して愛して[acoustic piano]
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e712158fc48e056dd622ed103bdd2fb660e43b9cd0d0114de3ccde082f0fe45. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/JPB952202922.
    date published: 2026-07-05T19:27:56Z
  audio: 愛して愛して愛して[acoustic piano]
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    additional property: Key Name
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track: フォニイ[acoustic piano]
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  in album: Synthetic VOICE Music vol.6
    type: MusicAlbum
    date published: 2022-03-28
  genre: vocaloid
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  additional property: OTSVerifyInstructions
    type: PropertyValue
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-17T04:34:46Z
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    additional property: Valence (Positivity)
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あなたを癒すピアノ-ジブリ＆ディズニー- vol.22
type: MusicAlbum
date published: 2022-04-24

J-POP hits vol.26
type: MusicAlbum
date published: 2022-04-24

J-POP hits vol.25
type: MusicAlbum
date published: 2022-04-24

J-POP hits vol.7
type: MusicAlbum
date published: 2022-04-25

Synthetic VOICE Music vol.7
type: MusicAlbum
date published: 2022-04-25
track: カゲロウデイズ[acoustic piano]
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-21T18:43:18Z
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track: きゅうくらりん[acoustic piano]
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-16T10:20:17Z
  audio: きゅうくらりん[acoustic piano]
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track: 少女レイ[acoustic piano]
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  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
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  subject of: OpenTimestamps Proof of Existence
  audio: 少女レイ[acoustic piano]

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB952204996

OTSTimestamp
type: PropertyValue
value: 2026-07-03T23:28:02Z

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 0x67f6dd001878c30788a4d42bb1817c2e7d087694bde6b29839ace77b8ceff9ac. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/JPB952204996.
date published: 2026-07-03T23:28:02Z

少女レイ[acoustic piano]
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
  type: PropertyValue
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Mode Name
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あなたを癒すピアノ-ジブリ＆ディズニー- vol.12
type: MusicAlbum
date published: 2022-04-25

J-POP hits vol.9
type: MusicAlbum
date published: 2022-05-23
track: クリームソーダとシャンデリアFEAT．ねんね(オリジナル：神野 メイ)[acoustic guitar]
  type: MusicRecording
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    type: MusicAlbum
    date published: 2022-05-23
  genre: vocaloid
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T01:04:02Z
  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 0x0dc3781634a3ccfe4f3d91249cb6c998ddfdbbe50c8ad561c0fdf5eb4488ed36. Chain 2 (Bitcoin): anchored in block 958802 (2026-07-20T01:04:02Z), 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/JPB952206199.
    date published: 2026-07-20T01:04:02Z
  audio: クリームソーダとシャンデリアFEAT．ねんね(オリジナル：神野 メイ)[acoustic guitar]
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
      type: PropertyValue
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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      type: PropertyValue
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      type: PropertyValue
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      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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Synthetic VOICE Music vol.8
type: MusicAlbum
date published: 2022-05-23
track: 死ぬにはいい日だった[acoustic piano]
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223531
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  by artist: MTA
  in album: Synthetic VOICE Music vol.8
    type: MusicAlbum
    date published: 2022-05-23
  genre: vocaloid
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    type: PropertyValue
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    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T21:05:52Z
  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 0x7dc24f2d81da291ac625e10057e6d4213774cab0c38ec40020b797bca3e4e752. Chain 2 (Bitcoin): anchored in block 958324 (2026-07-16T21:05:52Z), 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/JPB952206337.
    date published: 2026-07-16T21:05:52Z
  audio: 死ぬにはいい日だった[acoustic piano]
    type: AudioObject
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      type: PropertyValue
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    additional property: Loudness (dB)
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      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

あなたを癒すピアノ-ジブリ＆ディズニー- vol.13
type: MusicAlbum
date published: 2022-05-23

J-POP hits vol.8
type: MusicAlbum
date published: 2022-05-23

J-POP hits vol.10
type: MusicAlbum
date published: 2022-06-27

あなたを癒すピアノ-ジブリ＆ディズニー- vol.14
type: MusicAlbum
date published: 2022-06-27

自然の中で聴くディズニー&ジブリピアノ Vol.1
type: MusicAlbum
date published: 2022-06-27

Synthetic VOICE Music vol.9
type: MusicAlbum
date published: 2022-06-27
track: だきしめるまで。(オリジナル：MIMI)[acoustic piano]
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    date published: 2022-06-27
  genre: vocaloid
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    type: PropertyValue
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    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB952206761
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-12T22:25:13Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x673bb8f80a1468bf34eb598e17b0d991cc3638e838fce26ed91a50adb5281ea8. Chain 2 (Bitcoin): anchored in block 957767 (2026-07-12T22:25:13Z), 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/JPB952206761.
    date published: 2026-07-12T22:25:13Z
  audio: だきしめるまで。(オリジナル：MIMI)[acoustic piano]
    type: AudioObject
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      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
      type: PropertyValue
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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track: ツギハギスタッカート(オリジナル：とあ)[acoustic piano]
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  by artist: MTA
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    type: MusicAlbum
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  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956484
  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T10:47:44Z
  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 0x82d524dd53224b69e4651228b9671e92e44866b44b4157a13a471454648c620f. Chain 2 (Bitcoin): anchored in block 956484 (2026-07-03T10:47:44Z), 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/JPB952206767.
    date published: 2026-07-03T10:47:44Z
  audio: ツギハギスタッカート(オリジナル：とあ)[acoustic piano]
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.015
    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
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      value: Minor

あなたを癒すピアノ-ジブリ＆ディズニー- vol.15
type: MusicAlbum
date published: 2022-07-25

J-POP hits vol.11
type: MusicAlbum
date published: 2022-07-25

J-POP hits vol.12
type: MusicAlbum
date published: 2022-08-29

あなたを癒すピアノ-ジブリ＆ディズニー- vol.16
type: MusicAlbum
date published: 2022-08-29

J-POP hits vol.13
type: MusicAlbum
date published: 2022-09-26

あなたを癒すピアノ-ジブリ＆ディズニー- vol.17
type: MusicAlbum
date published: 2022-09-26

J-POP hits vol.14
type: MusicAlbum
date published: 2022-09-26

あなたを癒すピアノ-ジブリ＆ディズニー- vol.18
type: MusicAlbum
date published: 2022-10-31

J-POP hits vol.15
type: MusicAlbum
date published: 2022-10-31

J-POP hits vol.16
type: MusicAlbum
date published: 2022-10-31

POP MUSIC hits Xmas
type: MusicAlbum
date published: 2022-11-28

あなたを癒すピアノ-ジブリ＆ディズニー- vol.19
type: MusicAlbum
date published: 2022-11-28

J-POP hits vol.17
type: MusicAlbum
date published: 2022-11-28

あなたを癒すピアノ-ジブリ＆ディズニー- vol.20
type: MusicAlbum
date published: 2022-12-26

J-POP hits vol.19
type: MusicAlbum
date published: 2022-12-26
track: Overdose(オリジナル：なとり)[acoustic piano]
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  duration: PT2M59S
  duration ms: 179815
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    type: MusicAlbum
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  genre: vocaloid
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    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xf5ffb6da0d89d144f3ccd401bf956f27effdd95f25254e5b762487ff2fa39b7a
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  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB952215714
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:01:59Z
  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 0xf5ffb6da0d89d144f3ccd401bf956f27effdd95f25254e5b762487ff2fa39b7a. Chain 2 (Bitcoin): anchored in block 958839 (2026-07-20T07:01:59Z), 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/JPB952215714.
    date published: 2026-07-20T07:01:59Z
  audio: Overdose(オリジナル：なとり)[acoustic piano]
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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      value: 4
    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: Valence (Positivity)
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      value: Minor

J-POP hits vol.18
type: MusicAlbum
date published: 2022-12-26

J-POP hits vol.20
type: MusicAlbum
date published: 2023-01-30

あなたを癒すピアノ-ジブリ＆ディズニー- vol.21
type: MusicAlbum
date published: 2023-01-30

Histrical POPs vol.4
type: MusicAlbum
date published: 2023-01-30

J-POP hits vol.21
type: MusicAlbum
date published: 2023-03-06
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  additional property: OTSVerifyInstructions
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    date published: 2026-07-18T21:29:37Z
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J-POP hits vol.22
type: MusicAlbum
date published: 2023-03-06

J-POP hits vol.23
type: MusicAlbum
date published: 2023-03-28
track: アルジャーノン(オリジナル：ヨルシカ)[acoustic guitar]
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  additional property: OTSVerifyInstructions
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J-POP hits vol.24
type: MusicAlbum
date published: 2023-03-28

J-POP hits vol.27
type: MusicAlbum
date published: 2023-06-01

J-POP hits vol.28
type: MusicAlbum
date published: 2023-06-01

J-POP hits vol.30
type: MusicAlbum
date published: 2023-06-26

J-POP hits vol.29
type: MusicAlbum
date published: 2023-06-26

J-POP hits vol.31
type: MusicAlbum
date published: 2023-07-31

J-POP hits vol.32
type: MusicAlbum
date published: 2023-07-31

J-POP hits vol.34
type: MusicAlbum
date published: 2023-08-28

J-POP hits vol.33
type: MusicAlbum
date published: 2023-08-28

J-POP hits vol.36
type: MusicAlbum
date published: 2023-09-25

J-POP hits vol.35
type: MusicAlbum
date published: 2023-09-25

J-POP hits vol.38
type: MusicAlbum
date published: 2023-11-01

J-POP hits vol.37
type: MusicAlbum
date published: 2023-11-01

J-POP hits vol.39
type: MusicAlbum
date published: 2023-11-29

J-POP hits vol.40
type: MusicAlbum
date published: 2023-11-29

J-POP hits vol.42
type: MusicAlbum
date published: 2023-12-27

J-POP hits vol.41
type: MusicAlbum
date published: 2023-12-27

J-POP hits vol.64
type: MusicAlbum
date published: 2025-10-06

J-POP hits vol.65
type: MusicAlbum
date published: 2025-11-03

Histrical POPs vol.25
type: MusicAlbum
date published: 2025-11-03