巨勢典子
type: MusicGroup
popularity: 16
followers: 2235
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-15T11:52:51Z
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album: とき toki
  type: MusicAlbum
  date published: 2001-12-20
album: 風の記憶
  type: MusicAlbum
  date published: 2001-12-20
album: とき toki
  type: MusicAlbum
  date published: 2001-12-20
album: 風の記憶
  type: MusicAlbum
  date published: 2001-12-20
album: 空からのおくりもの
  type: MusicAlbum
  date published: 2002-12-04
album: 空からのおくりもの
  type: MusicAlbum
  date published: 2002-12-04
album: さかさま時計
  type: MusicAlbum
  date published: 2003-11-19
album: さかさま時計
  type: MusicAlbum
  date published: 2003-11-19
album: 風の道
  type: MusicAlbum
  date published: 2004-07-09
album: 風の道
  type: MusicAlbum
  date published: 2004-07-09
album: ララバイ
  type: MusicAlbum
  date published: 2005-10-23
album: ララバイ
  type: MusicAlbum
  date published: 2005-10-23
album: 石見銀山
  type: MusicAlbum
  date published: 2007-12-22
album: 石見銀山
  type: MusicAlbum
  date published: 2007-12-22
album: birth
  type: MusicAlbum
  date published: 2010-01-22
album: birth
  type: MusicAlbum
  date published: 2010-01-22
album: 萌し ～きざし～
  type: MusicAlbum
  date published: 2011-04-01
album: 萌し 〜きざし〜
  type: MusicAlbum
  date published: 2011-04-01
album: pure song
  type: MusicAlbum
  date published: 2012-02-15
album: pure song
  type: MusicAlbum
  date published: 2012-02-15
album: the colors of water
  type: MusicAlbum
  date published: 2013-06-12
album: この道の向こうに
  type: MusicAlbum
  date published: 2013-06-12
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      date published: 2013-06-12
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-05T10:01:46Z
    audio: I Miss You
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album: この道の向こうに
  type: MusicAlbum
  date published: 2013-06-12
album: forest
  type: MusicAlbum
  date published: 2013-11-18
album: forest
  type: MusicAlbum
  date published: 2013-11-18
album: 時の窓辺
  type: MusicAlbum
  date published: 2014-08-28
album: the moment
album: I Miss You
album: 季節風
album: innocent
album: sonority
album: Scenes 〜the filling sky〜
album: Scenes ～満ちゆく空～
album: Lyrics ～話したいことがある～
album: Lyrics 〜there's something I want to talk to you〜
album: the quiet garden
album: 夜想曲
album: nocturne
album: from today to tomorrow ~ocarina・recorder & piano ensemble~
album: 「今日から明日へ」土の音・木の音～オカリナ・リコーダーとピアノが奏でる風景～
album: 歩み
album: Still I Miss You

時の窓辺
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date published: 2014-08-28

the moment
type: MusicAlbum
date published: 2016-04-01

the moment
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date published: 2016-04-01

I Miss You
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date published: 2017-03-30
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31d5abc59aed64b9727ae4a1dace91138c03e08087a4addf0de87412463254aa. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/JPN751720006.
    date published: 2026-07-19T07:14:39Z
  audio: I Miss You
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季節風
type: MusicAlbum
date published: 2017-05-24

季節風
type: MusicAlbum
date published: 2017-05-24

innocent
type: MusicAlbum
date published: 2018-07-20

innocent
type: MusicAlbum
date published: 2018-07-20

sonority
type: MusicAlbum
date published: 2019-09-18

sonority
type: MusicAlbum
date published: 2019-09-18

Scenes 〜the filling sky〜
type: MusicAlbum
date published: 2020-10-28

Scenes ～満ちゆく空～
type: MusicAlbum
date published: 2020-10-28

Scenes ～満ちゆく空～
type: MusicAlbum
date published: 2020-10-28

Lyrics ～話したいことがある～
type: MusicAlbum
date published: 2020-11-11

Lyrics 〜there's something I want to talk to you〜
type: MusicAlbum
date published: 2020-11-11

Lyrics ～話したいことがある～
type: MusicAlbum
date published: 2020-11-11

the quiet garden
type: MusicAlbum
date published: 2021-11-13

the quiet garden
type: MusicAlbum
date published: 2021-11-13

夜想曲
type: MusicAlbum
date published: 2022-07-20

夜想曲
type: MusicAlbum
date published: 2022-07-20

nocturne
type: MusicAlbum
date published: 2022-07-20

from today to tomorrow ~ocarina・recorder & piano ensemble~
type: MusicAlbum
date published: 2023-07-01

「今日から明日へ」土の音・木の音～オカリナ・リコーダーとピアノが奏でる風景～
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date published: 2023-07-01

I Miss You
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date published: 2024-06-26

I Miss You
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date published: 2024-06-26
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    date published: 2024-06-26
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc031de6f76384de870517204754f7d23c7f233e86d88cf22f8d85ed375d34ab3. Chain 2 (Bitcoin): anchored in block 958541 (2026-07-18T11:37:54Z), 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/TCJPA2470459.
    date published: 2026-07-18T11:37:54Z
  audio: I Miss You
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歩み
type: MusicAlbum
date published: 2024-10-31

Still I Miss You
type: MusicAlbum
date published: 2025-10-01