はへー
type: MusicGroup
genre: vocaloid
popularity: 7
followers: 424
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x660384e45648215e94f8e6324d5cebe142aedc00a1f4a69993b3a2ae16ef945d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/66ff0f6c-73ee-4c45-9423-f41b8cbd3ced.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/66ff0f6c-73ee-4c45-9423-f41b8cbd3ced.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/66ff0f6c-73ee-4c45-9423-f41b8cbd3ced
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x660384e45648215e94f8e6324d5cebe142aedc00a1f4a69993b3a2ae16ef945d","name":"はへー","registered_at":"2026-06-17T01:36:13Z","symbol":"NIM1240017","token_address":"0x7c1591945e82e7640f612ba6521d53809f7796f6","type":"artist","uuid":"66ff0f6c-73ee-4c45-9423-f41b8cbd3ced"}
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 0x660384e45648215e94f8e6324d5cebe142aedc00a1f4a69993b3a2ae16ef945d. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/66ff0f6c-73ee-4c45-9423-f41b8cbd3ced.json and https://artists.proofprofile.net/proofs/artist/66ff0f6c-73ee-4c45-9423-f41b8cbd3ced.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x660384e45648215e94f8e6324d5cebe142aedc00a1f4a69993b3a2ae16ef945d","name":"はへー","registered_at":"2026-06-17T01:36:13Z","symbol":"NIM1240017","token_address":"0x7c1591945e82e7640f612ba6521d53809f7796f6","type":"artist","uuid":"66ff0f6c-73ee-4c45-9423-f41b8cbd3ced"}
album: Jinsei Over
  type: MusicAlbum
  date published: 2023
album: 人生オーバー
  type: MusicAlbum
  date published: 2023
album: シャンティ (cover)
  type: MusicAlbum
  date published: 2023-06-29
album: SHANTI (cover)
  type: MusicAlbum
  date published: 2023-06-29
album: Ballads aren't enough (cover)
  type: MusicAlbum
  date published: 2023-10-30
album: 爆笑 (cover)
  type: MusicAlbum
  date published: 2023-10-30
album: バラードじゃ物足りないわ (cover)
  type: MusicAlbum
  date published: 2023-10-30
album: Goodbye, dear person (cover)
  type: MusicAlbum
  date published: 2023-10-30
album: さよなら愛しき面影よ (cover)
  type: MusicAlbum
  date published: 2023-10-30
  track: さよなら愛しき面影よ - cover
    type: MusicRecording
    duration: PT4M5S
    duration ms: 245966
    explicit: false
    by artist: はへー
    in album: さよなら愛しき面影よ (cover)
      type: MusicAlbum
      date published: 2023-10-30
    genre: vocaloid
    isrc code: JPA652307170
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T13:20:27+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x78a480ffe22de7ba8456611bbef3f3cc7ea9c105d0098b1deddb25a4d23b5b6a
    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/JPA652307170
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T19:59:51Z
    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 0x78a480ffe22de7ba8456611bbef3f3cc7ea9c105d0098b1deddb25a4d23b5b6a. 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/JPA652307170.
      date published: 2026-07-03T19:59:51Z
    audio: さよなら愛しき面影よ - cover
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 160.02
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.565
      additional property: Energy
        type: PropertyValue
        value: 0.698
      additional property: Speechiness
        type: PropertyValue
        value: 0.063
      additional property: Acousticness
        type: PropertyValue
        value: 0.35
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.357
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.668
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.956
      additional property: Key Name
        type: PropertyValue
        value: Eb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Bakushou (cover)
  type: MusicAlbum
  date published: 2023-10-30
album: 龍虎エンハンス
  type: MusicAlbum
  date published: 2024-07-26
album: Ryuko Enhance
  type: MusicAlbum
  date published: 2024-07-26
track: ミッドナイトジャーニー

ミッドナイトジャーニー
type: MusicRecording
duration: PT4M2S
duration ms: 242083
explicit: false
by artist: ハイノミ
by artist: はへー
in album: ミッドナイトジャーニー
  type: MusicAlbum
  date published: 2023-10-25
genre: vocaloid-rock
isrc code: JPU902304186
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:22:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedf6b342ea48e73e8e8cf234e144485c42e8d8478a9b474cd913cd5a79226dea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902304186
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 0xedf6b342ea48e73e8e8cf234e144485c42e8d8478a9b474cd913cd5a79226dea. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902304186.
  date published: 2026-07-08T03:53:27Z
audio: ミッドナイトジャーニー
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 147.911
  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: 0.607
  additional property: Energy
    type: PropertyValue
    value: 0.754
  additional property: Speechiness
    type: PropertyValue
    value: 0.076
  additional property: Acousticness
    type: PropertyValue
    value: 0.014
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.511
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.49
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor