樋口楓
type: MusicGroup
genre: vocaloid
popularity: 35
followers: 24298
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x303b41219c39e6148f9170bc5654241f13e6987439873ec430b5eb7cad2e34e1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/55d3684c-e13a-4ffc-bbca-5f4ee42f9ce3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/55d3684c-e13a-4ffc-bbca-5f4ee42f9ce3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/55d3684c-e13a-4ffc-bbca-5f4ee42f9ce3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x303b41219c39e6148f9170bc5654241f13e6987439873ec430b5eb7cad2e34e1","name":"樋口楓","registered_at":"2026-06-11T21:10:49Z","symbol":"NIM0112768","token_address":"0xef02d8414ec9c25516336ea336c0c30989b1cc8a","type":"artist","uuid":"55d3684c-e13a-4ffc-bbca-5f4ee42f9ce3"}
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x303b41219c39e6148f9170bc5654241f13e6987439873ec430b5eb7cad2e34e1. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/55d3684c-e13a-4ffc-bbca-5f4ee42f9ce3.json and https://artists.proofprofile.net/proofs/artist/55d3684c-e13a-4ffc-bbca-5f4ee42f9ce3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x303b41219c39e6148f9170bc5654241f13e6987439873ec430b5eb7cad2e34e1","name":"樋口楓","registered_at":"2026-06-11T21:10:49Z","symbol":"NIM0112768","token_address":"0xef02d8414ec9c25516336ea336c0c30989b1cc8a","type":"artist","uuid":"55d3684c-e13a-4ffc-bbca-5f4ee42f9ce3"}
album: KANA-DERO
  type: MusicAlbum
  date published: 2019-01-12
album: MARBLE
  type: MusicAlbum
  date published: 2020-03-25
  track: Sugar Shack
    type: MusicRecording
    duration: PT4M3S
    duration ms: 243395
    explicit: false
    by artist: 樋口楓
    in album: MARBLE
      type: MusicAlbum
      date published: 2020-03-25
    genre: vocaloid
    isrc code: JPI102000278
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T12:56:07+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe1b880f81b01411a5169c921d53eca96c86c4dedac8579e3f5c5eb6422356c95
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958891
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958891
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102000278
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T15:58:58Z
    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 0xe1b880f81b01411a5169c921d53eca96c86c4dedac8579e3f5c5eb6422356c95. Chain 2 (Bitcoin): anchored in block 958891 (2026-07-20T15:58:58Z), 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/JPI102000278.
      date published: 2026-07-20T15:58:58Z
    audio: Sugar Shack
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95.552
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.555
      additional property: Energy
        type: PropertyValue
        value: 0.955
      additional property: Speechiness
        type: PropertyValue
        value: 0.103
      additional property: Acousticness
        type: PropertyValue
        value: 0.001
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.254
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.356
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.566
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: AIM
  type: MusicAlbum
  date published: 2020-12-16
  track: アンサーソング
    type: MusicRecording
    duration: PT3M52S
    duration ms: 232320
    explicit: false
    by artist: 樋口楓
    in album: AIM
      type: MusicAlbum
      date published: 2020-12-16
    genre: vocaloid
    isrc code: JPI102001844
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T15:00:07+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x84f81f5951fc8c6c7f075626ec89310a52eaed3d395ad1cb697b8b52b836a4cd
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102001844
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84f81f5951fc8c6c7f075626ec89310a52eaed3d395ad1cb697b8b52b836a4cd. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/JPI102001844.
      date published: 2026-07-05T01:12:41Z
    audio: アンサーソング
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 175.086
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.54
      additional property: Energy
        type: PropertyValue
        value: 0.883
      additional property: Speechiness
        type: PropertyValue
        value: 0.158
      additional property: Acousticness
        type: PropertyValue
        value: 0.001
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: 現代社会、ヒロインは!
  track: MARBLE
album: Baddest
album: イロドレ・ファッショニスタ！
album: i^x=K
album: ビューティーMYジンセイ！
album: Around the bizarre world
album: ぶっ飛んでラニカイ
album: Bravery? Naturally?
album: 三D
album: SUPER DUPER
album: キュンリアス
album: Kyunrious
album: アイムホーム！
album: GAME GIRL
album: Yummy Yummy
album: CALLING†
track: IKIJIBIKI - LIVE 2021/7/31
track: Wonder NeverLand - LIVE 2021/7/31
track: 神のまにまに
track: Take My Chance (feat. 樋口 楓)
track: NIJIIRO NO Puddle

SUPER DUPER
type: MusicRecording
duration: PT3M46S
duration ms: 226519
explicit: false
by artist: 樋口楓
in album: SUPER DUPER
  type: MusicAlbum
  date published: 2023-10-03
genre: vocaloid
isrc code: JPY252300044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T23:27:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa43d5d0ccb003e0f13f04adb14bfa4cc0a89198085c320f6445f5b0b3c126331
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPY252300044
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+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 0xa43d5d0ccb003e0f13f04adb14bfa4cc0a89198085c320f6445f5b0b3c126331. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/JPY252300044.
  date published: 2026-06-13T13:32:09Z
audio: SUPER DUPER
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.285
  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: 0.496
  additional property: Energy
    type: PropertyValue
    value: 0.968
  additional property: Speechiness
    type: PropertyValue
    value: 0.116
  additional property: Acousticness
    type: PropertyValue
    value: 0
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.278
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.403
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.727
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

IKIJIBIKI - LIVE 2021/7/31
type: MusicRecording
duration: PT3M54S
duration ms: 234000
explicit: false
by artist: 樋口楓
by artist: 緑仙
in album: "LIGHT UP TONES" Live Album
  type: MusicAlbum
  date published: 2022-02-02
isrc code: JPY252100116
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:26:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2fd90bc9c1741c3a18870f6d9af72d766449f263bcca0825403008e9580c431
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957819
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957819
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPY252100116
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T07:53:33Z
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: 957819
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-13T07:53:33+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 0xa2fd90bc9c1741c3a18870f6d9af72d766449f263bcca0825403008e9580c431. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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/JPY252100116.
  date published: 2026-07-13T07:53:33Z
audio: IKIJIBIKI - LIVE 2021/7/31
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 169.677
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.563
  additional property: Energy
    type: PropertyValue
    value: 0.922
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.004
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.252
  additional property: Liveness
    type: PropertyValue
    value: 0.132
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.625
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.827
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Wonder NeverLand - LIVE 2021/7/31
type: MusicRecording
duration: PT4M42S
duration ms: 282250
explicit: false
by artist: 樋口楓
by artist: 緑仙
by artist: 花畑チャイカ
by artist: 町田ちま
by artist: ジョー・力一
by artist: 夢追翔
by artist: レヴィ・エリファ
by artist: 加賀美ハヤト
in album: "LIGHT UP TONES" Live Album
  type: MusicAlbum
  date published: 2022-02-02
isrc code: JPY252100119
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T22:15:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x81305ac1a91aef20dbe100996af981a724973c4e748bc6c1304c109d31023103
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPY252100119
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+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 0x81305ac1a91aef20dbe100996af981a724973c4e748bc6c1304c109d31023103. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/JPY252100119.
  date published: 2026-06-13T15:41:10Z
audio: Wonder NeverLand - LIVE 2021/7/31
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.41
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.665
  additional property: Energy
    type: PropertyValue
    value: 0.89
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.066
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.167
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.879
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.279
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

神のまにまに
type: MusicRecording
duration: PT4M18S
duration ms: 258560
explicit: false
by artist: 樋口楓
in album: 羞恥心に殺される【10th Anniversary Best ALBUM】
  type: MusicAlbum
  date published: 2020-08-26
isrc code: JPI102000557
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T06:17:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5314822789fb3046f91782f97f78019089a7ba958f026e6f27b6c6db9b371910
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102000557
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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: 953513
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:47:07+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 0x5314822789fb3046f91782f97f78019089a7ba958f026e6f27b6c6db9b371910. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102000557.
  date published: 2026-06-13T12:47:07Z
audio: 神のまにまに
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.751
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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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)
    type: PropertyValue
    value: 0.684
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.999
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Take My Chance (feat. 樋口 楓)
type: MusicRecording
duration: PT3M58S
duration ms: 238866
explicit: false
by artist: 熊田茜音
by artist: 樋口楓
in album: Another Self
  type: MusicAlbum
  date published: 2023-09-06
genre: anime
isrc code: JPI102301771
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-07T08:02:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdf6c519a0ae222d32b774ad064d546f0a285451d2ee167159648db8f0b182896
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102301771
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 0xdf6c519a0ae222d32b774ad064d546f0a285451d2ee167159648db8f0b182896. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102301771.
  date published: 2026-07-08T08:56:20Z
audio: Take My Chance (feat. 樋口 楓)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 116.613
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.573
  additional property: Energy
    type: PropertyValue
    value: 0.961
  additional property: Speechiness
    type: PropertyValue
    value: 0.151
  additional property: Acousticness
    type: PropertyValue
    value: 0.01
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.064
  additional property: Valence (Positivity)
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    value: 0.644
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.88
  additional property: Key Name
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  additional property: Mode Name
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NIJIIRO NO Puddle
type: MusicRecording
duration: PT4M38S
duration ms: 278647
explicit: false
by artist: 剣持刀也
by artist: 笹木咲
by artist: 樋口楓
in album: PALETTE 002 - Nijiiro No Puddle
  type: MusicAlbum
  date published: 2021-02-25
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x551c53de3f3e9f056b1d52d3e60d5536305dfe22f68bd9b387baf5fa9a047371. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), 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/JPR502145950.
  date published: 2026-07-30T09:57:33Z
audio: NIJIIRO NO Puddle
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.479
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.6
  additional property: Energy
    type: PropertyValue
    value: 0.84
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.02
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.109
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.609
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.76
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: JPR502145950
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
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T09:57:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPR502145950
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960240
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960240
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:57:33+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

Liveness
type: PropertyValue
value: 0.031

Valence (Positivity)
type: PropertyValue
value: 0.734

Loudness (dB)
type: PropertyValue
value: -5.067

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Minor

現代社会、ヒロインは!
type: MusicRecording
duration: PT4M23S
duration ms: 263093
explicit: false
by artist: 樋口楓
in album: AIM
  type: MusicAlbum
  date published: 2020-12-16
genre: vocaloid
isrc code: JPI102001840
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956826
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102001840
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T19:27:56Z
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 0x778312bb6887dbfa0ddf13c4c06fbb95a51cca370842cb3b4057bbf178268f4a. 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/JPI102001840.
  date published: 2026-07-05T19:27:56Z
audio: 現代社会、ヒロインは!
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 134.009
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.644
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.122
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.355
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.604
  additional property: Loudness (dB)
    type: PropertyValue
    value: -5.287
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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MARBLE
type: MusicRecording
duration: PT4M13S
duration ms: 253946
explicit: false
by artist: 樋口楓
in album: AIM
  type: MusicAlbum
  date published: 2020-12-16
genre: vocaloid
isrc code: JPI102000277
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55b7fadfff34faf7582ae9cb05dd5d5afaa8882601caa9d6db586fa1bc13ed12
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956634
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956634
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102000277
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T10:04:33Z
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 0x55b7fadfff34faf7582ae9cb05dd5d5afaa8882601caa9d6db586fa1bc13ed12. 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/JPI102000277.
  date published: 2026-07-04T10:04:33Z
audio: MARBLE
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.502
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.61
  additional property: Energy
    type: PropertyValue
    value: 0.939
  additional property: Speechiness
    type: PropertyValue
    value: 0.081
  additional property: Acousticness
    type: PropertyValue
    value: 0.006
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.299
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.752
  additional property: Loudness (dB)
    type: PropertyValue
    value: -4.45
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Baddest
type: MusicAlbum
date published: 2021-07-10

Baddest
type: MusicAlbum
date published: 2021-07-10
track: Baddest
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255111
  explicit: false
  by artist: 樋口楓
  in album: Baddest
    type: MusicAlbum
    date published: 2021-07-10
  genre: vocaloid
  isrc code: JPI102101423
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T14:25:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc1dd1c03d234f82d5fbd9e8ff1dbafd417d7dc9d7913b866d7135bc7eca0f531
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956772
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956772
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102101423
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:01:46Z
  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 0xc1dd1c03d234f82d5fbd9e8ff1dbafd417d7dc9d7913b866d7135bc7eca0f531. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/JPI102101423.
    date published: 2026-07-05T10:01:46Z
  audio: Baddest
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 215.019
    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
      value: 0.379
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.002
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
      value: 0.236
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.33
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.866
    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
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Baddest
type: MusicAlbum
date published: 2021-08-25
track: Baddest
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255111
  explicit: false
  by artist: 樋口楓
  in album: Baddest
    type: MusicAlbum
    date published: 2021-08-25
  genre: vocaloid
  isrc code: JPI102101423
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T14:25:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc1dd1c03d234f82d5fbd9e8ff1dbafd417d7dc9d7913b866d7135bc7eca0f531
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956891
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956891
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102101423
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:16:32Z
  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 0xc1dd1c03d234f82d5fbd9e8ff1dbafd417d7dc9d7913b866d7135bc7eca0f531. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102101423.
    date published: 2026-07-06T07:16:32Z
  audio: Baddest
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 215.019
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.379
    additional property: Energy
      type: PropertyValue
      value: 0.979
    additional property: Speechiness
      type: PropertyValue
      value: 0.269
    additional property: Acousticness
      type: PropertyValue
      value: 0.002
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.236
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.33
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.866
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Baddest
type: MusicAlbum
date published: 2021-08-25

イロドレ・ファッショニスタ！
type: MusicAlbum
date published: 2022-03-26
track: イロドレ・ファッショニスタ！
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221597
  explicit: false
  by artist: 樋口楓
  in album: イロドレ・ファッショニスタ！
    type: MusicAlbum
    date published: 2022-03-26
  genre: vocaloid
  isrc code: JPI102200392
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T02:38:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3ce177c9aeac877ed51ab01c3fa206cd3e2356741a92f3ceeca794cc31b2a525
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958650
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958650
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102200392
  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
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ce177c9aeac877ed51ab01c3fa206cd3e2356741a92f3ceeca794cc31b2a525. Chain 2 (Bitcoin): anchored in block 958650 (2026-07-19T03:36:41Z), 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/JPI102200392.
    date published: 2026-07-19T03:36:41Z
  audio: イロドレ・ファッショニスタ！
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.991
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.644
    additional property: Energy
      type: PropertyValue
      value: 0.997
    additional property: Speechiness
      type: PropertyValue
      value: 0.129
    additional property: Acousticness
      type: PropertyValue
      value: 0.243
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.041
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.553
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.607
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

i^x=K
type: MusicAlbum
date published: 2022-05-25
track: GODDESS
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257398
  explicit: false
  by artist: 樋口楓
  in album: i^x=K
    type: MusicAlbum
    date published: 2022-05-25
  genre: vocaloid
  isrc code: JPI102200984
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T22:54:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x619c0f87155c8821ae5f0836c1cf28c1a18d899dae599ccf7b975fb8318967a4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958943
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958943
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102200984
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T01:57:52Z
  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 0x619c0f87155c8821ae5f0836c1cf28c1a18d899dae599ccf7b975fb8318967a4. Chain 2 (Bitcoin): anchored in block 958943 (2026-07-21T01:57:52Z), 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/JPI102200984.
    date published: 2026-07-21T01:57:52Z
  audio: GODDESS
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.969
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.459
    additional property: Energy
      type: PropertyValue
      value: 0.823
    additional property: Speechiness
      type: PropertyValue
      value: 0.21
    additional property: Acousticness
      type: PropertyValue
      value: 0.011
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.251
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.443
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.108
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

ビューティーMYジンセイ！
type: MusicAlbum
date published: 2022-08-04
track: ビューティーMYジンセイ！
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245333
  explicit: false
  by artist: 樋口楓
  in album: ビューティーMYジンセイ！
    type: MusicAlbum
    date published: 2022-08-04
  genre: vocaloid
  isrc code: JPI102201784
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T10:53:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbbbbba71fd2618779637ca0b4b6da48f6d75d15f7f89ab07d78dc5901a5c7f32
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102201784
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T12:24:55Z
  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 0xbbbbba71fd2618779637ca0b4b6da48f6d75d15f7f89ab07d78dc5901a5c7f32. Chain 2 (Bitcoin): anchored in block 958728 (2026-07-19T12:24:55Z), 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/JPI102201784.
    date published: 2026-07-19T12:24:55Z
  audio: ビューティーMYジンセイ！
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.016
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.716
    additional property: Energy
      type: PropertyValue
      value: 0.97
    additional property: Speechiness
      type: PropertyValue
      value: 0.068
    additional property: Acousticness
      type: PropertyValue
      value: 0.261
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.341
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.836
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.587
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor

ビューティーMYジンセイ！
type: MusicAlbum
date published: 2022-11-09
track: 響鳴 - 2022 Ver.
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238783
  explicit: false
  by artist: 樋口楓
  in album: ビューティーMYジンセイ！
    type: MusicAlbum
    date published: 2022-11-09
  genre: vocaloid
  isrc code: JPI102202381
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T21:10:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeae8e7e556027ce9fa06e644c3398cbd8fa21ed71ad536cce8a8b5f3344ae815
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956857
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956857
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102202381
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T01:26:17Z
  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 0xeae8e7e556027ce9fa06e644c3398cbd8fa21ed71ad536cce8a8b5f3344ae815. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/JPI102202381.
    date published: 2026-07-06T01:26:17Z
  audio: 響鳴 - 2022 Ver.
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 182.004
    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: 0.417
    additional property: Energy
      type: PropertyValue
      value: 0.992
    additional property: Speechiness
      type: PropertyValue
      value: 0.155
    additional property: Acousticness
      type: PropertyValue
      value: 0.121
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.315
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.414
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.518
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Around the bizarre world
type: MusicAlbum
date published: 2023-03-31

ぶっ飛んでラニカイ
type: MusicAlbum
date published: 2023-06-30
track: ぶっ飛んでラニカイ
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181532
  explicit: false
  by artist: 樋口楓
  in album: ぶっ飛んでラニカイ
    type: MusicAlbum
    date published: 2023-06-30
  genre: vocaloid
  isrc code: JPI102301437
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T18:19:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x20a96b97b2addc26f595c3a649ae021c5c2cca9d97f4dedf727398d723e799ee
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956551
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956551
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102301437
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T21:18:05Z
  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 0x20a96b97b2addc26f595c3a649ae021c5c2cca9d97f4dedf727398d723e799ee. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/JPI102301437.
    date published: 2026-07-03T21:18:05Z
  audio: ぶっ飛んでラニカイ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 130.052
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.74
    additional property: Energy
      type: PropertyValue
      value: 0.945
    additional property: Speechiness
      type: PropertyValue
      value: 0.033
    additional property: Acousticness
      type: PropertyValue
      value: 0.037
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.24
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.65
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.345
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Bravery? Naturally?
type: MusicAlbum
date published: 2023-07-17
track: Bravery? Naturally?
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233303
  explicit: false
  by artist: 樋口楓
  in album: Bravery? Naturally?
    type: MusicAlbum
    date published: 2023-07-17
  genre: vocaloid
  isrc code: JPI102301436
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T22:16:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd2b0dc8e0d4d93776ba223f1767936cadc4dcdaa5126d9c2d70afcfdbae1fc2b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958212
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958212
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102301436
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T23:25:50Z
  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 0xd2b0dc8e0d4d93776ba223f1767936cadc4dcdaa5126d9c2d70afcfdbae1fc2b. Chain 2 (Bitcoin): anchored in block 958212 (2026-07-15T23:25:50Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102301436.
    date published: 2026-07-15T23:25:50Z
  audio: Bravery? Naturally?
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 181.087
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.504
    additional property: Energy
      type: PropertyValue
      value: 0.973
    additional property: Speechiness
      type: PropertyValue
      value: 0.099
    additional property: Acousticness
      type: PropertyValue
      value: 0.008
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.004
    additional property: Liveness
      type: PropertyValue
      value: 0.286
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.621
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.874
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

三D
type: MusicAlbum
date published: 2023-09-06

SUPER DUPER
type: MusicAlbum
date published: 2023-10-03
track: SUPER DUPER

SUPER DUPER
type: MusicAlbum
date published: 2023-10-03

キュンリアス
type: MusicAlbum
date published: 2024-04-02

Kyunrious
type: MusicAlbum
date published: 2024-04-02

アイムホーム！
type: MusicAlbum
date published: 2024-08-01
track: アイムホーム！
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184430
  explicit: false
  by artist: 樋口楓
  in album: アイムホーム！
    type: MusicAlbum
    date published: 2024-08-01
  genre: vocaloid
  isrc code: JPI102401685
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T01:06:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf5e4e54598a51bf5b53305f4b88613c653e146a626bdb4d3b6dc4f0627c6cd43
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958805
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958805
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102401685
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T02:22:58Z
  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 0xf5e4e54598a51bf5b53305f4b88613c653e146a626bdb4d3b6dc4f0627c6cd43. Chain 2 (Bitcoin): anchored in block 958805 (2026-07-20T02:22:58Z), 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/JPI102401685.
    date published: 2026-07-20T02:22:58Z
  audio: アイムホーム！
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 133.998
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.738
    additional property: Energy
      type: PropertyValue
      value: 0.853
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.042
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.322
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.619
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.706
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

GAME GIRL
type: MusicAlbum
date published: 2024-10-09
track: ぶっ飛んでラニカイ
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181617
  explicit: false
  by artist: 樋口楓
  in album: GAME GIRL
    type: MusicAlbum
    date published: 2024-10-09
  genre: vocaloid
  isrc code: JPI102301437
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T18:19:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x20a96b97b2addc26f595c3a649ae021c5c2cca9d97f4dedf727398d723e799ee
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102301437
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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 0x20a96b97b2addc26f595c3a649ae021c5c2cca9d97f4dedf727398d723e799ee. 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/JPI102301437.
    date published: 2026-07-05T01:43:49Z
  audio: ぶっ飛んでラニカイ
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 130.051
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.74
    additional property: Energy
      type: PropertyValue
      value: 0.952
    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.05
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.257
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.661
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.117
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Bravery? Naturally?
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233303
  explicit: false
  by artist: 樋口楓
  in album: GAME GIRL
    type: MusicAlbum
    date published: 2024-10-09
  genre: vocaloid
  isrc code: JPI102301436
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd2b0dc8e0d4d93776ba223f1767936cadc4dcdaa5126d9c2d70afcfdbae1fc2b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958601
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958601
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102301436
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T19:27:02Z
  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 0xd2b0dc8e0d4d93776ba223f1767936cadc4dcdaa5126d9c2d70afcfdbae1fc2b. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), 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/JPI102301436.
    date published: 2026-07-18T19:27:02Z
  audio: Bravery? Naturally?
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 90.484
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.581
    additional property: Energy
      type: PropertyValue
      value: 0.978
    additional property: Speechiness
      type: PropertyValue
      value: 0.084
    additional property: Acousticness
      type: PropertyValue
      value: 0.009
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.346
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.609
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.182
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Baddest
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254667
  explicit: false
  by artist: 樋口楓
  in album: GAME GIRL
    type: MusicAlbum
    date published: 2024-10-09
  genre: vocaloid
  isrc code: JPI102101423
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T14:25:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc1dd1c03d234f82d5fbd9e8ff1dbafd417d7dc9d7913b866d7135bc7eca0f531
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956545
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956545
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102101423
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Baddest
track: MML
track: Reset and...
track: こんな良い時間に何してんねん！

OTSTimestamp
type: PropertyValue
value: 2026-07-03T19:59:51Z

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 0xc1dd1c03d234f82d5fbd9e8ff1dbafd417d7dc9d7913b866d7135bc7eca0f531. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/JPI102101423.
date published: 2026-07-03T19:59:51Z

Baddest
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 107.48
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.511
additional property: Energy
  type: PropertyValue
  value: 0.984
additional property: Speechiness
  type: PropertyValue
  value: 0.189
additional property: Acousticness
  type: PropertyValue
  value: 0.005
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.276
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.262
additional property: Loudness (dB)
  type: PropertyValue
  value: -1.706
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Minor

MML
type: MusicRecording
duration: PT3M10S
duration ms: 190607
explicit: false
by artist: 樋口楓
in album: GAME GIRL
  type: MusicAlbum
  date published: 2024-10-09
genre: vocaloid
isrc code: JPI102402428
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T21:45:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf5e347d071c780d14fe8504091d013f7cc701ce43719406f2adedc9991605960
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958935
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958935
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102402428
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T22:08:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5e347d071c780d14fe8504091d013f7cc701ce43719406f2adedc9991605960. Chain 2 (Bitcoin): anchored in block 958935 (2026-07-20T22:08:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102402428.
  date published: 2026-07-20T22:08:19Z
audio: MML
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 180.967
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.505
  additional property: Energy
    type: PropertyValue
    value: 0.947
  additional property: Speechiness
    type: PropertyValue
    value: 0.122
  additional property: Acousticness
    type: PropertyValue
    value: 0.075
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.626
  additional property: Loudness (dB)
    type: PropertyValue
    value: -4.01
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Reset and...
type: MusicRecording
duration: PT4M0S
duration ms: 240416
explicit: false
by artist: 樋口楓
in album: GAME GIRL
  type: MusicAlbum
  date published: 2024-10-09
genre: vocaloid
isrc code: JPI102402431
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T19:37:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd628a9f1eb3ed7d6252acb0b86afdc41e698cbdc78f2da03431e4dbf16574df4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958931
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958931
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102402431
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T21:15:01Z
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 0xd628a9f1eb3ed7d6252acb0b86afdc41e698cbdc78f2da03431e4dbf16574df4. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/JPI102402431.
  date published: 2026-07-20T21:15:01Z
audio: Reset and...
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.482
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.509
  additional property: Energy
    type: PropertyValue
    value: 0.973
  additional property: Speechiness
    type: PropertyValue
    value: 0.08
  additional property: Acousticness
    type: PropertyValue
    value: 0.005
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.309
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.496
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.42
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

こんな良い時間に何してんねん！
type: MusicRecording
duration: PT3M50S
duration ms: 230362
explicit: false
by artist: 樋口楓
in album: GAME GIRL
  type: MusicAlbum
  date published: 2024-10-09
genre: vocaloid
isrc code: JPI102402432
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T09:04:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb78f0fec810002541b9f39772a401841ef99d7397b03d5658bad6d67b42281f9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956639
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956639
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102402432
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T11:19:20Z
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 0xb78f0fec810002541b9f39772a401841ef99d7397b03d5658bad6d67b42281f9. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102402432.
  date published: 2026-07-04T11:19:20Z
audio: こんな良い時間に何してんねん！
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 193.914
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.499
  additional property: Energy
    type: PropertyValue
    value: 0.929
  additional property: Speechiness
    type: PropertyValue
    value: 0.258
  additional property: Acousticness
    type: PropertyValue
    value: 0.039
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.024
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.798
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.565
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Yummy Yummy
type: MusicAlbum
date published: 2025-01-11

Yummy Yummy
type: MusicAlbum
date published: 2025-01-29
track: Yummy Yummy
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220189
  explicit: false
  by artist: 樋口楓
  in album: Yummy Yummy
    type: MusicAlbum
    date published: 2025-01-29
  genre: vocaloid
  isrc code: JPI102403401
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T22:09:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe1a75f7ec727b35e0501caf23cab55d03d47199db7c8624799be14e9ec275b08
  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/JPI102403401
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T22:37:47Z
  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 0xe1a75f7ec727b35e0501caf23cab55d03d47199db7c8624799be14e9ec275b08. Chain 2 (Bitcoin): anchored in block 958335 (2026-07-16T22:37:47Z), 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/JPI102403401.
    date published: 2026-07-16T22:37:47Z
  audio: Yummy Yummy
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 127.955
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.726
    additional property: Energy
      type: PropertyValue
      value: 0.872
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.107
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.216
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.513
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.722
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: あのね、ぼくね。
  type: MusicRecording
  duration: PT2M34S
  duration ms: 154970
  explicit: false
  by artist: 樋口楓
  in album: Yummy Yummy
    type: MusicAlbum
    date published: 2025-01-29
  genre: vocaloid
  isrc code: JPI102403650
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T18:08:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbf24529b7f66e7acb96d1bf7cf4d9db6f14d6e508078391874261dfabae6e03c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958601
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958601
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPI102403650
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T19:27:02Z
  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 0xbf24529b7f66e7acb96d1bf7cf4d9db6f14d6e508078391874261dfabae6e03c. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), 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/JPI102403650.
    date published: 2026-07-18T19:27:02Z
  audio: あのね、ぼくね。
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 115.992
    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: 0.879
    additional property: Energy
      type: PropertyValue
      value: 0.551
    additional property: Speechiness
      type: PropertyValue
      value: 0.05
    additional property: Acousticness
      type: PropertyValue
      value: 0.382
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.13
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.703
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.34
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

CALLING†
type: MusicAlbum
date published: 2025-07-10

CALLING†
type: MusicAlbum
date published: 2025-08-20