chop the onion
type: MusicGroup
genre: j-rap
genre: j-r&b
popularity: 14
followers: 978
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x18f1dbb569b79727add7f9c59ac0541072a3b4ce5fedf775bf240a4eafa2e36a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953778
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953778
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d350efc6-acaa-4a09-b152-b151713642aa.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d350efc6-acaa-4a09-b152-b151713642aa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d350efc6-acaa-4a09-b152-b151713642aa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T11:57:35Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x18f1dbb569b79727add7f9c59ac0541072a3b4ce5fedf775bf240a4eafa2e36a","name":"chop the onion","registered_at":"2026-06-15T02:43:54Z","symbol":"NIM0657145","token_address":"0x16d006cd2ac6f880d21c790a6edf3a363473179a","type":"artist","uuid":"d350efc6-acaa-4a09-b152-b151713642aa"}
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18f1dbb569b79727add7f9c59ac0541072a3b4ce5fedf775bf240a4eafa2e36a. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d350efc6-acaa-4a09-b152-b151713642aa.json and https://artists.proofprofile.net/proofs/artist/d350efc6-acaa-4a09-b152-b151713642aa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:57:35Z
  text: {"copyright_id":"0x18f1dbb569b79727add7f9c59ac0541072a3b4ce5fedf775bf240a4eafa2e36a","name":"chop the onion","registered_at":"2026-06-15T02:43:54Z","symbol":"NIM0657145","token_address":"0x16d006cd2ac6f880d21c790a6edf3a363473179a","type":"artist","uuid":"d350efc6-acaa-4a09-b152-b151713642aa"}
album: FONDUE
  type: MusicAlbum
  date published: 2017-01-25
album: シールドマシン
  type: MusicAlbum
  date published: 2018-12-19
album: CONDUCTOR
  type: MusicAlbum
  date published: 2018-12-19
  track: NEO SOLE
    type: MusicRecording
    duration: PT3M13S
    duration ms: 193123
    explicit: false
    by artist: chop the onion
    in album: CONDUCTOR
      type: MusicAlbum
      date published: 2018-12-19
    genre: j-rap
    genre: j-r&b
    isrc code: JPS801837552
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-08-01T01:10:36+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5bbcb99ac02890a9284f4a6322074b3e47a8cd3fd905aa83e845f8bfd10e9585
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 960494
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/960494
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS801837552
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-08-01T01:44:32Z
    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 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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bbcb99ac02890a9284f4a6322074b3e47a8cd3fd905aa83e845f8bfd10e9585. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/JPS801837552.
      date published: 2026-08-01T01:44:32Z
    audio: NEO SOLE
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 112.458
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.552
      additional property: Energy
        type: PropertyValue
        value: 0.559
      additional property: Speechiness
        type: PropertyValue
        value: 0.27
      additional property: Acousticness
        type: PropertyValue
        value: 0.086
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.019
      additional property: Liveness
        type: PropertyValue
        value: 0.069
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.826
      additional property: Loudness (dB)
        type: PropertyValue
        value: -11.177
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: ワンダフルライフ
    type: MusicRecording
    duration: PT3M13S
    duration ms: 193706
    explicit: false
    by artist: chop the onion
    in album: CONDUCTOR
      type: MusicAlbum
      date published: 2018-12-19
    genre: j-rap
    genre: j-r&b
    isrc code: JPS801837553
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-29T13:05:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5f73169dca3a56a1f54aa768f59c37909efe938b9ae3c90d4fc95dfebfe47e2e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 960111
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/960111
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS801837553
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-29T13:21:01Z
    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 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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f73169dca3a56a1f54aa768f59c37909efe938b9ae3c90d4fc95dfebfe47e2e. Chain 2 (Bitcoin): anchored in block 960111 (2026-07-29T13:21:01Z), 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/JPS801837553.
      date published: 2026-07-29T13:21:01Z
    audio: ワンダフルライフ
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 118.463
      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: 0.802
      additional property: Energy
        type: PropertyValue
        value: 0.874
      additional property: Speechiness
        type: PropertyValue
        value: 0.135
      additional property: Acousticness
        type: PropertyValue
        value: 0.26
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: シールドマシン
  track: SWEET NIGHT
  track: すこしこのまま
album: detox
album: CONDUCTOR (Instrumentals)
album: PENETRATE
album: pale
album: woodland
album: KNEAD
album: Orange Blue (feat. daverb)
album: Hitori (feat. 15MUS)
album: ひとり (feat. 15MUS)
album: FLEETING
album: GOODDAY (feat. PANG)
album: ジムノペディ
album: Gymnopedies
album: PLACE LETTER (feat. NeVGrN)
album: SOUL CHIPS
album: 広いセカイ
album: worldwide
album: sightseeing (feat. スペクタクル)
album: sightseeing (feat. spectacle)
album: HOURS
album: YAMIAGARI (feat. YAMATO HAZE & TORAUMA)
album: yuragi (feat. cleafrookie, SHIMPEI & SALLY)
album: テーブル
album: table
album: FADED
album: summer vacation (feat. pinoko)
album: サマーバケーション (feat. pinoko)
album: onion chips
album: onion chips 2
album: onion chips 3
album: onion chips 4
album: onion chips 5
album: typhoon soup=Hisana Kabashima exhibition
album: 「typhoon soup=Hisana Kabashima展」
album: 明晰夢
album: MEISEKIMU
album: pinchos
album: dukkah

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.222

Valence (Positivity)
type: PropertyValue
value: 0.804

Loudness (dB)
type: PropertyValue
value: -10.017

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Minor

シールドマシン
type: MusicRecording
duration: PT3M47S
duration ms: 227657
explicit: false
by artist: chop the onion
in album: CONDUCTOR
  type: MusicAlbum
  date published: 2018-12-19
genre: j-rap
genre: j-r&b
isrc code: JPS801837554
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T05:22:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf0cf8b45931f86dc09f000cea02f2e2ae8a10501c704fb0b932180306b2718c1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS801837554
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0cf8b45931f86dc09f000cea02f2e2ae8a10501c704fb0b932180306b2718c1. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS801837554.
  date published: 2026-07-02T03:55:08Z
audio: シールドマシン
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.261
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.904
  additional property: Energy
    type: PropertyValue
    value: 0.735
  additional property: Speechiness
    type: PropertyValue
    value: 0.126
  additional property: Acousticness
    type: PropertyValue
    value: 0.311
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.043
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.872
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.496
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

SWEET NIGHT
type: MusicRecording
duration: PT3M32S
duration ms: 212465
explicit: false
by artist: chop the onion
in album: CONDUCTOR
  type: MusicAlbum
  date published: 2018-12-19
genre: j-rap
genre: j-r&b
isrc code: JPS801837558
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T21:22:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x897bb48bc420be9e554039ecb9f9354232fdea314ed1ac9a31f98ec8ddc2c931
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960150
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960150
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS801837558
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:51:49Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x897bb48bc420be9e554039ecb9f9354232fdea314ed1ac9a31f98ec8ddc2c931. Chain 2 (Bitcoin): anchored in block 960150 (2026-07-29T21:51:49Z), 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/JPS801837558.
  date published: 2026-07-29T21:51:49Z
audio: SWEET NIGHT
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.267
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.827
  additional property: Energy
    type: PropertyValue
    value: 0.643
  additional property: Speechiness
    type: PropertyValue
    value: 0.145
  additional property: Acousticness
    type: PropertyValue
    value: 0.376
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.144
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.702
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.382
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

すこしこのまま
type: MusicRecording
duration: PT3M32S
duration ms: 212857
explicit: false
by artist: chop the onion
in album: CONDUCTOR
  type: MusicAlbum
  date published: 2018-12-19
genre: j-rap
genre: j-r&b
isrc code: JPS801837560
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T10:10:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc83354231a16c48023a0349d45aaf60a8d553a1254ed51bd3e5d46c98d1c3061
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960095
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960095
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS801837560
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:07:37Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc83354231a16c48023a0349d45aaf60a8d553a1254ed51bd3e5d46c98d1c3061. Chain 2 (Bitcoin): anchored in block 960095 (2026-07-29T11:07:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS801837560.
  date published: 2026-07-29T11:07:37Z
audio: すこしこのまま
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 89.794
  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: 0.725
  additional property: Energy
    type: PropertyValue
    value: 0.547
  additional property: Speechiness
    type: PropertyValue
    value: 0.204
  additional property: Acousticness
    type: PropertyValue
    value: 0.378
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.224
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.805
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.684
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

detox
type: MusicAlbum
date published: 2020-01-30

CONDUCTOR (Instrumentals)
type: MusicAlbum
date published: 2020-01-30

PENETRATE
type: MusicAlbum
date published: 2020-04-29

PENETRATE
type: MusicAlbum
date published: 2020-04-29

pale
type: MusicAlbum
date published: 2020-10-07
track: pale
  type: MusicRecording
  duration: PT1M36S
  duration ms: 96257
  explicit: false
  by artist: chop the onion
  in album: pale
    type: MusicAlbum
    date published: 2020-10-07
  genre: j-rap
  genre: j-r&b
  isrc code: JPU902002177
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T20:29:19+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x399417b71e9653f6737b63bde108b376b0aa4dd79ca25ed56c64aabb498a62e5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958322
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958322
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902002177
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T20:44:14Z
  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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-16T20:44:14Z
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    additional property: Danceability
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    additional property: Valence (Positivity)
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woodland
type: MusicAlbum
date published: 2020-10-07
track: woodland
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  explicit: false
  by artist: chop the onion
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    type: MusicAlbum
    date published: 2020-10-07
  genre: j-rap
  genre: j-r&b
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe635ebc7efa88c36048eac7a0bc8425fba2ed63e9e13847c8f2710d59050baad. Chain 2 (Bitcoin): anchored in block 958644 (2026-07-19T02:21:25Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU902002178.
    date published: 2026-07-19T02:21:25Z
  audio: woodland
    type: AudioObject
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    additional property: Danceability
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KNEAD
type: MusicAlbum
date published: 2020-11-25

KNEAD
type: MusicAlbum
date published: 2020-11-25

Orange Blue (feat. daverb)
type: MusicAlbum
date published: 2020-12-18

Orange Blue (feat. daverb)
type: MusicAlbum
date published: 2020-12-18

Hitori (feat. 15MUS)
type: MusicAlbum
date published: 2021-02-19

ひとり (feat. 15MUS)
type: MusicAlbum
date published: 2021-02-19
track: ひとり (feat. 15MUS)
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  duration: PT4M1S
  duration ms: 241966
  explicit: false
  by artist: chop the onion
  in album: ひとり (feat. 15MUS)
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    date published: 2021-02-19
  genre: j-rap
  genre: j-r&b
  isrc code: TCJPN2177134
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5e3db939f3c937c270dea280be13ec3da99b72a9102f66d2dd058b785aecd2f. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T00:53:26Z), 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/TCJPN2177134.
    date published: 2026-07-17T00:53:26Z
  audio: ひとり (feat. 15MUS)
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Key Name
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FLEETING
type: MusicAlbum
date published: 2021-03-14

FLEETING
type: MusicAlbum
date published: 2021-03-14

GOODDAY (feat. PANG)
type: MusicAlbum
date published: 2021-04-02

GOODDAY (feat. PANG)
type: MusicAlbum
date published: 2021-04-02

ジムノペディ
type: MusicAlbum
date published: 2021-04-16

Gymnopedies
type: MusicAlbum
date published: 2021-04-16

PLACE LETTER (feat. NeVGrN)
type: MusicAlbum
date published: 2021-04-30

PLACE LETTER (feat. NeVGrN)
type: MusicAlbum
date published: 2021-04-30

SOUL CHIPS
type: MusicAlbum
date published: 2021-05-28

SOUL CHIPS
type: MusicAlbum
date published: 2021-05-28

広いセカイ
type: MusicAlbum
date published: 2021-07-02

worldwide
type: MusicAlbum
date published: 2021-07-02

sightseeing (feat. スペクタクル)
type: MusicAlbum
date published: 2021-08-13

sightseeing (feat. spectacle)
type: MusicAlbum
date published: 2021-08-13

HOURS
type: MusicAlbum
date published: 2021-11-19

HOURS
type: MusicAlbum
date published: 2021-11-19

YAMIAGARI (feat. YAMATO HAZE & TORAUMA)
type: MusicAlbum
date published: 2022-02-04
track: YAMIAGARI (feat. YAMATO HAZE & TORAUMA)
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  genre: j-rap
  genre: j-r&b
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPQ2286971
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x341ea57142aa0704bf327b1ed894ebc2985389d795cb08726f0aa27b8ed90a90. Chain 2 (Bitcoin): anchored in block 958796 (2026-07-20T00:01:46Z), 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/TCJPQ2286971.
    date published: 2026-07-20T00:01:46Z
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    additional property: Loudness (dB)
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YAMIAGARI (feat. YAMATO HAZE & TORAUMA)
type: MusicAlbum
date published: 2022-02-04

yuragi (feat. cleafrookie, SHIMPEI & SALLY)
type: MusicAlbum
date published: 2022-02-18

yuragi (feat. cleafrookie, SHIMPEI & SALLY)
type: MusicAlbum
date published: 2022-02-18

テーブル
type: MusicAlbum
date published: 2022-05-13

table
type: MusicAlbum
date published: 2022-05-13

FADED
type: MusicAlbum
date published: 2022-06-01

FADED
type: MusicAlbum
date published: 2022-06-01

summer vacation (feat. pinoko)
type: MusicAlbum
date published: 2022-07-15

サマーバケーション (feat. pinoko)
type: MusicAlbum
date published: 2022-07-15

onion chips
type: MusicAlbum
date published: 2022-12-16

onion chips
type: MusicAlbum
date published: 2022-12-16

onion chips 2
type: MusicAlbum
date published: 2023-01-20

onion chips 2
type: MusicAlbum
date published: 2023-01-20

onion chips 3
type: MusicAlbum
date published: 2023-02-22

onion chips 3
type: MusicAlbum
date published: 2023-02-22

onion chips 4
type: MusicAlbum
date published: 2023-07-14

onion chips 4
type: MusicAlbum
date published: 2023-07-14

onion chips 5
type: MusicAlbum
date published: 2023-12-15

onion chips 5
type: MusicAlbum
date published: 2023-12-15

typhoon soup=Hisana Kabashima exhibition
type: MusicAlbum
date published: 2024-04-05

「typhoon soup=Hisana Kabashima展」
type: MusicAlbum
date published: 2024-04-05

明晰夢
type: MusicAlbum
date published: 2024-12-25

MEISEKIMU
type: MusicAlbum
date published: 2024-12-25

pinchos
type: MusicAlbum
date published: 2025-04-02

pinchos
type: MusicAlbum
date published: 2025-04-02

dukkah
type: MusicAlbum
date published: 2025-07-02

dukkah
type: MusicAlbum
date published: 2025-07-02