Hiroko Sebu
type: MusicGroup
popularity: 26
followers: 7349
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xbce2b9207c7c282bbc5e17f6f209b3dbd085794ed3ca68659b81d753df5fc610
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-12T21:20:00Z
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album: Where Is My Home?
  type: MusicAlbum
  date published: 2008-11-19
album: おうちはどこ?
  type: MusicAlbum
  date published: 2008-11-19
album: LiLi
  type: MusicAlbum
  date published: 2010-03-24
album: リリー
  type: MusicAlbum
  date published: 2010-03-24
album: Good Morning World / Hello Hello
  type: MusicAlbum
  date published: 2011-08-11
album: Good Morning World! / Hello Hello (2011 version)
  type: MusicAlbum
  date published: 2011-08-24
album: Good Morning World! / Hello Hello (2011 version)
  type: MusicAlbum
  date published: 2011-08-24
album: アデュー世界戦争
  type: MusicAlbum
  date published: 2012-06-06
album: adieu à la guerre mondiale
  type: MusicAlbum
  date published: 2012-06-06
album: 映画「だいじょうぶ3組」オリジナル・サウンドトラック+「みらいのこども」
  type: MusicAlbum
  date published: 2013-03-06
album: ｢ストロボエッジ｣オリジナル･サウンドトラック
  type: MusicAlbum
  date published: 2015-03-09
album: Strobe Edge (Original Soundtrack)
  type: MusicAlbum
  date published: 2015-03-11
album: 恋仲 Original Soundtrack
  type: MusicAlbum
  date published: 2015-08-05
album: フジテレビ系ドラマ「恋仲」オリジナルサウンドトラック
  type: MusicAlbum
  date published: 2015-08-26
  track: 「恋仲」メインテーマ
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      type: MusicAlbum
      date published: 2015-08-26
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T01:01:38Z
    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 0x92717db4b250c8042b871a65eac2d66ba91564c533732798557be4df92694135. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPC01501787.
      date published: 2026-07-03T01:01:38Z
    audio: 「恋仲」メインテーマ
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      additional property: Key Name
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  track: 24歳
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    in album: フジテレビ系ドラマ「恋仲」オリジナルサウンドトラック
      type: MusicAlbum
      date published: 2015-08-26
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    additional property: OTSTimestamp
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      value: 2026-07-20T10:02:52Z
    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 0xf30901bb333567efe058682f0abe2fd4cf5661acbc6b3f6c49eb3e7875f9b4b4. Chain 2 (Bitcoin): anchored in block 958861 (2026-07-20T10:02:52Z), 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/JPPC01501792.
      date published: 2026-07-20T10:02:52Z
    audio: 24歳
album: WONDERLAND
album: 「好きな人がいること」オリジナルサウンドトラック
album: フジテレビ系ドラマ「好きな人がいること」オリジナルサウンドトラック
album: L/GB
album: L / Gb
album: 映画「リバーズ・エッジ」オリジナル・サウンドトラック
album: 映画『日日是好日』オリジナル・サウンドトラック
album: Movie "Nichi Nichi Kore Koujitsu" Original Soundtrack
album: Raw Scaramanga
album: 『生きてるだけで、愛。』オリジナル・サウンドトラック
album: "Ikiteru Dakede, Ai." Original Soundtrack
album: 「Sweep」field recording
album: "Sweep" Field Recording
album: Majestät
album: 映画『風の電話』オリジナル・サウンドトラック
album: 「ロマンスドール」オリジナル・サウンドトラック
album: ”Romancedoll" Original Soundtrack
album: NHK土曜ドラマ「心の傷を癒やすということ」オリジナル・サウンドトラック
album: "Healing wounds of the heart" Original Soundtrack
album: Movie "Voices in the Wind" Original Soundtrack
album: Capitalism
album: 映画『星の子』オリジナル・サウンドトラック
album: "Under the Stars" (Original Soundtrack)
album: Arc アーク (Original Soundtrack)
album: "INTORELANCE" Original Soundtrack
album: 映画『空白』オリジナル・サウンドトラック
album: Drama Pepperoncino Original soundtrack
album: 宮城発地域ドラマ「ペペロンチーノ」オリジナル・サウンドトラック
album: 映画「Pure Japanese」Original Soundtrack
album: "Pure Japanese" Original Soundtrack
album: "To Be Killed by a High School Girl”Original Soundtrack
album: 映画「女子高生に殺されたい」オリジナル・サウンドトラック
album: WOWOWドラマ「椅子」オリジナル・サウンドトラック
album: Wowow Drama "Chairs" Original Soundtrack
album: 若者のすべて
album: Wakamono no Subete
album: The World Where You Are 1
album: あなたの生きている世界1
album: Mirai no Kodomo 2023
album: みらいのこども2023
album: あなたの生きている世界2
album: The World Where You Are 2
album: 映画「エゴイスト」オリジナル・サウンドトラック
album: "Egoist"Original Soundtrack
album: TVアニメ『ミギとダリ』オリジナルサウンドトラック
album: TV ANIME "Migi & Dali" Original Soundtrack
track: Avant La Haine - Du Film "Dans Paris" de Christophe Honoré
track: BABY BABY
track: Feeling(feat.Hiroko Sebu)
track: 踵で愛を打ち鳴らせ(feat. Gotch, YeYe, Hiroko Sebu＆TEN)
track: Calling

Avant La Haine - Du Film "Dans Paris" de Christophe Honoré
type: MusicRecording
duration: PT3M23S
duration ms: 203146
explicit: false
by artist: Alex Beaupain
by artist: Hiroko Sebu
in album: BO
  type: MusicAlbum
  date published: 2014-01-01
genre: french-soundtrack
genre: nouvelle-chanson-francaise
isrc code: FRUM71400586
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71400586
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 0xd04fa0de282c93cddaa01c51daf0e40299148efc01f6e72f6de278526922ffea. 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/FRUM71400586.
  date published: 2026-07-08T03:22:41Z
audio: Avant La Haine - Du Film "Dans Paris" de Christophe Honoré
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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
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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BABY BABY
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duration: PT3M30S
duration ms: 210733
explicit: false
by artist: Hiroko Sebu
in album: きれいなひとりぼっちたち
  type: MusicAlbum
  date published: 2016-12-07
isrc code: JPPO01622149
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-06-24T17:30:58+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x066ffef65b57289b48768849fe0e1591af5d9c93b1046c88ec16fb8591e1eaed. 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/JPPO01622149.
  date published: 2026-07-02T03:55:08Z
audio: BABY BABY
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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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    type: PropertyValue
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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: Valence (Positivity)
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  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Feeling(feat.Hiroko Sebu)
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duration ms: 62826
explicit: false
by artist: the chef cooks me
by artist: Hiroko Sebu
in album: Feeling
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isrc code: JPZ921909254
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921909254
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a91e1f586e5c3210167e484afa08da9be27a370ef409afdb41eba693d781af3. 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/JPZ921909254.
  date published: 2026-07-02T05:09:12Z
audio: Feeling(feat.Hiroko Sebu)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.984
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

踵で愛を打ち鳴らせ(feat. Gotch, YeYe, Hiroko Sebu＆TEN)
type: MusicRecording
duration: PT4M0S
duration ms: 240962
explicit: false
by artist: the chef cooks me
by artist: Gotch
by artist: YeYe
by artist: Hiroko Sebu
by artist: TEN
in album: Feeling
  type: MusicAlbum
  date published: 2019-10-02
isrc code: JPZ921909255
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T08:31:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbdc0ebe8774f53683528edd8292f6f35d2e4b77683af98215d796e11964f53c0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
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/JPZ921909255
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+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 0xbdc0ebe8774f53683528edd8292f6f35d2e4b77683af98215d796e11964f53c0. 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/JPZ921909255.
  date published: 2026-07-02T05:09:12Z
audio: 踵で愛を打ち鳴らせ(feat. Gotch, YeYe, Hiroko Sebu＆TEN)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.402
  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: 0.352
  additional property: Energy
    type: PropertyValue
    value: 0.625
  additional property: Speechiness
    type: PropertyValue
    value: 0.101
  additional property: Acousticness
    type: PropertyValue
    value: 0.226
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.503
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.369
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Calling
type: MusicRecording
duration: PT4M49S
duration ms: 289687
explicit: false
by artist: ★STAR GUiTAR
by artist: Hiroko Sebu
in album: Special Ordinary
  type: MusicAlbum
  date published: 2017-04-12
popularity: 1
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21ae9a869ef4c5e91d34fed20b0b15b081a5591a9b44dd2ae5898bb5e858623d. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPP321700180.
  date published: 2026-07-30T09:37:10Z
audio: Calling
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.017
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.499
  additional property: Energy
    type: PropertyValue
    value: 0.967
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.335
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.805
  additional property: Liveness
    type: PropertyValue
    value: 0.175
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.409
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.153
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: JPP321700180
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: 960236
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T09:37:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPP321700180
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960236
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960236
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:37:10+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

24歳
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 136.011
additional property: Musical Key
  type: PropertyValue
  value: 4
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.59
additional property: Energy
  type: PropertyValue
  value: 0.678
additional property: Speechiness
  type: PropertyValue
  value: 0.032
additional property: Acousticness
  type: PropertyValue
  value: 0.699
additional property: Instrumentalness
  type: PropertyValue
  value: 0.957
additional property: Liveness
  type: PropertyValue
  value: 0.15
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.526
additional property: Loudness (dB)
  type: PropertyValue
  value: -10.259
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Major

WONDERLAND
type: MusicAlbum
date published: 2015-09-16

「好きな人がいること」オリジナルサウンドトラック
type: MusicAlbum
date published: 2016-08-21

フジテレビ系ドラマ「好きな人がいること」オリジナルサウンドトラック
type: MusicAlbum
date published: 2016-08-31
track: 「好きな人がいること」メインテーマ
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214373
  explicit: false
  by artist: Hiroko Sebu
  in album: フジテレビ系ドラマ「好きな人がいること」オリジナルサウンドトラック
    type: MusicAlbum
    date published: 2016-08-31
  isrc code: JPPC01601398
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T05:31:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcf46c32c33babbb74eef1b7468239eb51f574614706ed37739ee742afe985fd7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958110
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958110
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPC01601398
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T06:57:12Z
  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 0xcf46c32c33babbb74eef1b7468239eb51f574614706ed37739ee742afe985fd7. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), 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/JPPC01601398.
    date published: 2026-07-15T06:57:12Z
  audio: 「好きな人がいること」メインテーマ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 143.906
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.351
    additional property: Energy
      type: PropertyValue
      value: 0.764
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.102
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.933
    additional property: Liveness
      type: PropertyValue
      value: 0.094
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.567
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.739
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: 「好きな人がいること」ラブテーマ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243173
  explicit: false
  by artist: Hiroko Sebu
  in album: フジテレビ系ドラマ「好きな人がいること」オリジナルサウンドトラック
    type: MusicAlbum
    date published: 2016-08-31
  isrc code: JPPC01601418
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T21:57:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb929583ee44f3ed00e43fe4df1efda3dba1401e1c9e59aac9d04c24a8057a263
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958335
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958335
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPC01601418
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T00:58:18Z
  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 0xb929583ee44f3ed00e43fe4df1efda3dba1401e1c9e59aac9d04c24a8057a263. Chain 2 (Bitcoin): anchored in block 958335 (2026-07-17T00:58:18Z), 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/JPPC01601418.
    date published: 2026-07-17T00:58:18Z
  audio: 「好きな人がいること」ラブテーマ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.174
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.443
    additional property: Energy
      type: PropertyValue
      value: 0.325
    additional property: Speechiness
      type: PropertyValue
      value: 0.031
    additional property: Acousticness
      type: PropertyValue
      value: 0.927
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.781
    additional property: Liveness
      type: PropertyValue
      value: 0.121
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.094
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.198
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

L/GB
type: MusicAlbum
date published: 2016-11-23

L / Gb
type: MusicAlbum
date published: 2017-03-23

映画「リバーズ・エッジ」オリジナル・サウンドトラック
type: MusicAlbum
date published: 2018-02-16

映画『日日是好日』オリジナル・サウンドトラック
type: MusicAlbum
date published: 2018-10-10

Movie "Nichi Nichi Kore Koujitsu" Original Soundtrack
type: MusicAlbum
date published: 2018-10-17
track: "Nichi Nichi Kore Koujitsu" Main Theme
  type: MusicRecording
  duration: PT1M23S
  duration ms: 83760
  explicit: false
  by artist: Hiroko Sebu
  in album: Movie "Nichi Nichi Kore Koujitsu" Original Soundtrack
    type: MusicAlbum
    date published: 2018-10-17
  isrc code: JPPC01801514
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T08:22:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x14c979f8502fa846e5d7a9b2f2f6de00a5fe0b71fd09dd548ff6addaa30c0511
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956484
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956484
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPC01801514
  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 0x14c979f8502fa846e5d7a9b2f2f6de00a5fe0b71fd09dd548ff6addaa30c0511. 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/JPPC01801514.
    date published: 2026-07-03T10:47:44Z
  audio: "Nichi Nichi Kore Koujitsu" Main Theme
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 84.085
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.156
    additional property: Energy
      type: PropertyValue
      value: 0.153
    additional property: Speechiness
      type: PropertyValue
      value: 0.055
    additional property: Acousticness
      type: PropertyValue
      value: 0.978
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.957
    additional property: Liveness
      type: PropertyValue
      value: 0.08
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.04
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.176
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major

Raw Scaramanga
type: MusicAlbum
date published: 2018-10-24
track: 1/5000
  type: MusicRecording
  duration: PT5M41S
  duration ms: 341533
  explicit: false
  by artist: Hiroko Sebu
  in album: Raw Scaramanga
    type: MusicAlbum
    date published: 2018-10-24
  isrc code: JPPC01801446
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T11:34:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe9d29a5e74a89d6bc3f88dc3906c212d8a87d35fa475f1917b4825fd7703ab02
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958873
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958873
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPC01801446
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T11:48:10Z
  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
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9d29a5e74a89d6bc3f88dc3906c212d8a87d35fa475f1917b4825fd7703ab02. Chain 2 (Bitcoin): anchored in block 958873 (2026-07-20T11:48:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPPC01801446.
    date published: 2026-07-20T11:48:10Z
  audio: 1/5000
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.868
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.452
    additional property: Energy
      type: PropertyValue
      value: 0.236
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.841
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.741
    additional property: Liveness
      type: PropertyValue
      value: 0.128
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.209
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.853
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Raw Scaramanga
type: MusicAlbum
date published: 2018-10-24

『生きてるだけで、愛。』オリジナル・サウンドトラック
type: MusicAlbum
date published: 2018-11-09
track: ねがい
  type: MusicRecording
  duration: PT1M16S
  duration ms: 76882
  explicit: false
  by artist: Hiroko Sebu
  in album: 『生きてるだけで、愛。』オリジナル・サウンドトラック
    type: MusicAlbum
    date published: 2018-11-09
  isrc code: JPPC01802000
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T05:56:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x81b0978e71f905db94964d196e0ce3ee20ad2292698149c47cbdbfb8e7dff9e8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958110
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958110
  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-15T06:57:12Z
  audio: ねがい
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    additional property: Musical Key
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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"Ikiteru Dakede, Ai." Original Soundtrack
type: MusicAlbum
date published: 2018-11-09
track: Negai
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  duration: PT1M16S
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-19T08:09:50Z
  audio: Negai
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「Sweep」field recording
type: MusicAlbum
date published: 2019-01-14

"Sweep" Field Recording
type: MusicAlbum
date published: 2019-01-14

Majestät
type: MusicAlbum
date published: 2019-10-30

映画『風の電話』オリジナル・サウンドトラック
type: MusicAlbum
date published: 2020-01-24

「ロマンスドール」オリジナル・サウンドトラック
type: MusicAlbum
date published: 2020-01-24

”Romancedoll" Original Soundtrack
type: MusicAlbum
date published: 2020-01-24

NHK土曜ドラマ「心の傷を癒やすということ」オリジナル・サウンドトラック
type: MusicAlbum
date published: 2020-02-07

"Healing wounds of the heart" Original Soundtrack
type: MusicAlbum
date published: 2020-02-07

Movie "Voices in the Wind" Original Soundtrack
type: MusicAlbum
date published: 2020-03-01

Capitalism
type: MusicAlbum
date published: 2020-05-27

映画『星の子』オリジナル・サウンドトラック
type: MusicAlbum
date published: 2020-10-09

"Under the Stars" (Original Soundtrack)
type: MusicAlbum
date published: 2020-10-09

Arc アーク (Original Soundtrack)
type: MusicAlbum
date published: 2021-06-09

"INTORELANCE" Original Soundtrack
type: MusicAlbum
date published: 2021-10-01

映画『空白』オリジナル・サウンドトラック
type: MusicAlbum
date published: 2021-10-01

Drama Pepperoncino Original soundtrack
type: MusicAlbum
date published: 2022-01-12

宮城発地域ドラマ「ペペロンチーノ」オリジナル・サウンドトラック
type: MusicAlbum
date published: 2022-01-12

映画「Pure Japanese」Original Soundtrack
type: MusicAlbum
date published: 2022-03-23

"Pure Japanese" Original Soundtrack
type: MusicAlbum
date published: 2022-03-23

"To Be Killed by a High School Girl”Original Soundtrack
type: MusicAlbum
date published: 2022-04-13

映画「女子高生に殺されたい」オリジナル・サウンドトラック
type: MusicAlbum
date published: 2022-04-13

WOWOWドラマ「椅子」オリジナル・サウンドトラック
type: MusicAlbum
date published: 2022-07-06

Wowow Drama "Chairs" Original Soundtrack
type: MusicAlbum
date published: 2022-07-06

若者のすべて
type: MusicAlbum
date published: 2022-10-26

Wakamono no Subete
type: MusicAlbum
date published: 2022-10-26

The World Where You Are 1
type: MusicAlbum
date published: 2022-11-09

あなたの生きている世界1
type: MusicAlbum
date published: 2022-11-09

Mirai no Kodomo 2023
type: MusicAlbum
date published: 2023-01-04

みらいのこども2023
type: MusicAlbum
date published: 2023-01-04

あなたの生きている世界2
type: MusicAlbum
date published: 2023-02-08

The World Where You Are 2
type: MusicAlbum
date published: 2023-02-08

映画「エゴイスト」オリジナル・サウンドトラック
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date published: 2023-02-27
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-16T12:41:03Z
  audio: あなたのいる世界(the end title)
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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"Egoist"Original Soundtrack
type: MusicAlbum
date published: 2023-02-27

TVアニメ『ミギとダリ』オリジナルサウンドトラック
type: MusicAlbum
date published: 2023-11-01

TV ANIME "Migi & Dali" Original Soundtrack
type: MusicAlbum
date published: 2023-11-01
track: Yumagadoki (TV Size ver.)
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  explicit: false
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    type: MusicAlbum
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  additional property: OTSVerificationAPI
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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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    date published: 2026-07-05T10:59:37Z
  audio: Yumagadoki (TV Size ver.)
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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: Acousticness
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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-17T19:12:23Z
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  subject of: OpenTimestamps Proof of Existence
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OTSTimestamp
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60e9ae6085226683fd56687f1c4e59133efd1d433f3218d75f670a1d829c4eea. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/JPVI02304116.
date published: 2026-07-04T10:04:33Z

Skyline (TV Size ver.)
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additional property: Mode (Major/Minor)
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additional property: Danceability
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additional property: Valence (Positivity)
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additional property: Mode Name
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Tsuki no Hikari
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duration ms: 117040
explicit: false
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25e5a4312cdd77847f0c1f70eece20ba5dacb2f71e17431cfa43caa73bcd9b41. Chain 2 (Bitcoin): anchored in block 958208 (2026-07-15T22:40:25Z), 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/JPVI01617260.
  date published: 2026-07-15T22:40:25Z
audio: Tsuki no Hikari
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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TVアニメ『ミギとダリ』オリジナルサウンドトラック
type: MusicAlbum
date published: 2023-11-01

TV ANIME "Migi & Dali" Original Soundtrack
type: MusicAlbum
date published: 2023-11-01

Let's Go Karaoke! Original Soundtrack
type: MusicAlbum
date published: 2024-01-12
track: Let's Go Karaoke!
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c3a588b1eb8bb9b33656031f7ae4a5d6b81b305da70f654a8e56f59e01f70a2. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/JPX932300053.
    date published: 2026-07-05T01:43:49Z
  audio: Let's Go Karaoke!
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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映画『カラオケ行こ！』オリジナル・サウンドトラック
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  type: MusicRecording
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  additional property: OTSVerificationAPI
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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 0x0c3a588b1eb8bb9b33656031f7ae4a5d6b81b305da70f654a8e56f59e01f70a2. Chain 2 (Bitcoin): anchored in block 956748 (2026-07-05T05:55:59Z), 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/JPX932300053.
    date published: 2026-07-05T05:55:59Z
  audio: カラオケ行こ！
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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track: ストレンジマン
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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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    date published: 2026-07-04T02:23:20Z
  audio: ストレンジマン
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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track: 天使の歌声に出会った
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  audio: 天使の歌声に出会った
track: 屋上で
track: 狂児のあほ

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7df6199fa6ea9a93c21a40d7a83f8337892ea817d49222f411294f9bc1156fc0. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/JPX932300056.
date published: 2026-07-18T12:14:37Z

天使の歌声に出会った
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屋上で
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-20T00:00:34Z
audio: 屋上で
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狂児のあほ
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-05T05:07:15Z
audio: 狂児のあほ
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映画『湖の女たち』オリジナル・サウンドトラック
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date published: 2024-05-17

"The women in the lakes" Original Soundtrack
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date published: 2024-05-17

The Movie "THE HARBOR LIGHTS" Original Soundtrack
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date published: 2025-01-17

映画「港に灯がともる」オリジナル・サウンドトラック
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date published: 2025-01-17

"Their Marriage"ORIGINAL SOUNDTRACK -Complete Edition-
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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 0x275e1802dad7168c3c16ac935f05abc4f615b5f627db26b6f1c514b166fb983b. Chain 2 (Bitcoin): anchored in block 958373 (2026-07-17T06:09:33Z), 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/JPVP02512401.
    date published: 2026-07-17T06:09:33Z
  audio: Their Marriage Ⅰ
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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テレビ朝日系木曜ドラマ「しあわせな結婚」オリジナル・サウンドトラック -Complete Edition-
type: MusicAlbum
date published: 2025-09-24
track: しあわせな結婚 Ⅰ
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  by artist: Hiroko Sebu
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    date published: 2025-09-24
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x275e1802dad7168c3c16ac935f05abc4f615b5f627db26b6f1c514b166fb983b. Chain 2 (Bitcoin): anchored in block 957788 (2026-07-13T02:37:37Z), 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/JPVP02512401.
    date published: 2026-07-13T02:37:37Z
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    additional property: Danceability
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    additional property: Acousticness
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