grating hunny
type: MusicGroup
popularity: 12
followers: 933
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2bf264f30298d9124516bf9ff2caee133b81b3b3a70fb3caa0303490953dc32b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953592
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953592
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/03c478fb-2ce3-4b11-8a8a-4ba93963efc8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/03c478fb-2ce3-4b11-8a8a-4ba93963efc8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/03c478fb-2ce3-4b11-8a8a-4ba93963efc8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T05:36:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2bf264f30298d9124516bf9ff2caee133b81b3b3a70fb3caa0303490953dc32b","name":"grating hunny","registered_at":"2026-06-14T04:50:05Z","symbol":"NIM0343719","token_address":"0xc4c311c999de6bed39aa3a5675828168c02905de","type":"artist","uuid":"03c478fb-2ce3-4b11-8a8a-4ba93963efc8"}
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 0x2bf264f30298d9124516bf9ff2caee133b81b3b3a70fb3caa0303490953dc32b. Chain 2 (Bitcoin): anchored in block 953592 (2026-06-14T05:36:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/03c478fb-2ce3-4b11-8a8a-4ba93963efc8.json and https://artists.proofprofile.net/proofs/artist/03c478fb-2ce3-4b11-8a8a-4ba93963efc8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T05:36:59Z
  text: {"copyright_id":"0x2bf264f30298d9124516bf9ff2caee133b81b3b3a70fb3caa0303490953dc32b","name":"grating hunny","registered_at":"2026-06-14T04:50:05Z","symbol":"NIM0343719","token_address":"0xc4c311c999de6bed39aa3a5675828168c02905de","type":"artist","uuid":"03c478fb-2ce3-4b11-8a8a-4ba93963efc8"}
album: student
  type: MusicAlbum
  date published: 2023-03-31
album: あの娘の春を想う
  type: MusicAlbum
  date published: 2023-09-10
album: ONGAKU JUNBISHITSU
  type: MusicAlbum
  date published: 2024-03-13
album: 音楽準備室
  type: MusicAlbum
  date published: 2024-03-13
  track: 音楽準備室
    type: MusicRecording
    duration: PT3M35S
    duration ms: 215744
    explicit: false
    by artist: grating hunny
    in album: 音楽準備室
      type: MusicAlbum
      date published: 2024-03-13
    isrc code: JP92E2400183
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-02T22:36:28+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6bed77358530a0cb4e97d063d5eef9bf83990cda73730577e31c895af44c7f6c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956420
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956420
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JP92E2400183
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T00:42:11Z
    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 0x6bed77358530a0cb4e97d063d5eef9bf83990cda73730577e31c895af44c7f6c. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), 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/JP92E2400183.
      date published: 2026-07-03T00:42:11Z
    audio: 音楽準備室
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 110.316
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.284
      additional property: Energy
        type: PropertyValue
        value: 0.941
      additional property: Speechiness
        type: PropertyValue
        value: 0.166
      additional property: Acousticness
        type: PropertyValue
        value: 0.019
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.001
      additional property: Liveness
        type: PropertyValue
        value: 0.316
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.172
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.92
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Donʼt forget grating hunny.
  type: MusicAlbum
  date published: 2024-05-15
album: Donʼt forget grating hunny.
  type: MusicAlbum
  date published: 2024-05-15
album: sad
  type: MusicAlbum
  date published: 2024-05-22
  track: 音楽準備室
    type: MusicRecording
    duration: PT3M35S
    duration ms: 215744
    explicit: false
    by artist: grating hunny
    in album: sad
      type: MusicAlbum
      date published: 2024-05-22
    isrc code: JP92E2400183
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-02T22:36:28+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6bed77358530a0cb4e97d063d5eef9bf83990cda73730577e31c895af44c7f6c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956790
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956790
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JP92E2400183
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T12:31:54Z
    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 0x6bed77358530a0cb4e97d063d5eef9bf83990cda73730577e31c895af44c7f6c. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JP92E2400183.
      date published: 2026-07-05T12:31:54Z
    audio: 音楽準備室
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 110.318
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.284
      additional property: Energy
        type: PropertyValue
        value: 0.941
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: あいつの前で笑わないで
album: I love you -First Time Event- Don't forget grating hunny. (LIVE)
album: I love you 〜grating hunny初自主企画「Don't forget grating hunny.」〜 (LIVE)
album: 君が見てる
album: kimigamiteru
album: 楽聖忌
album: Gakuseiki
album: 高槻
album: Takatsuki
album: インソムニアの底で
album: 未成年だった

Speechiness
type: PropertyValue
value: 0.166

Acousticness
type: PropertyValue
value: 0.019

Instrumentalness
type: PropertyValue
value: 0.001

Liveness
type: PropertyValue
value: 0.316

Valence (Positivity)
type: PropertyValue
value: 0.172

Loudness (dB)
type: PropertyValue
value: -3.92

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

あいつの前で笑わないで
type: MusicRecording
duration: PT2M25S
duration ms: 145635
explicit: false
by artist: grating hunny
in album: sad
  type: MusicAlbum
  date published: 2024-05-22
isrc code: JP92E2400185
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T23:13:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x28256544d1d76bcb80223493a752ff5a7f3b9baf40da983180939a224afbb5a1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956856
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956856
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JP92E2400185
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:25:57Z
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 0x28256544d1d76bcb80223493a752ff5a7f3b9baf40da983180939a224afbb5a1. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/JP92E2400185.
  date published: 2026-07-06T01:25:57Z
audio: あいつの前で笑わないで
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.385
  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: 0.091
  additional property: Energy
    type: PropertyValue
    value: 0.994
  additional property: Speechiness
    type: PropertyValue
    value: 0.088
  additional property: Acousticness
    type: PropertyValue
    value: 0.002
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.496
  additional property: Liveness
    type: PropertyValue
    value: 0.249
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.113
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.195
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

sad
type: MusicAlbum
date published: 2024-05-22

I love you -First Time Event- Don't forget grating hunny. (LIVE)
type: MusicAlbum
date published: 2024-07-24

I love you 〜grating hunny初自主企画「Don't forget grating hunny.」〜 (LIVE)
type: MusicAlbum
date published: 2024-07-24

君が見てる
type: MusicAlbum
date published: 2024-10-23
track: 君が見てる
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245643
  explicit: false
  by artist: grating hunny
  in album: 君が見てる
    type: MusicAlbum
    date published: 2024-10-23
  isrc code: JP92E2401261
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T22:09:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x02f463243208fefe80e2c130a879fb16835bda6b121f886addc90af9e40d783c
  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/JP92E2401261
  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 0x02f463243208fefe80e2c130a879fb16835bda6b121f886addc90af9e40d783c. 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/JP92E2401261.
    date published: 2026-07-16T22:37:47Z
  audio: 君が見てる
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.577
    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: 0.239
    additional property: Energy
      type: PropertyValue
      value: 0.993
    additional property: Speechiness
      type: PropertyValue
      value: 0.129
    additional property: Acousticness
      type: PropertyValue
      value: 0.004
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.34
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.04
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.646
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

kimigamiteru
type: MusicAlbum
date published: 2024-10-23

楽聖忌
type: MusicAlbum
date published: 2024-12-25

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

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

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

インソムニアの底で
type: MusicAlbum
date published: 2025-07-02

student
type: MusicAlbum
date published: 2025-08-20

未成年だった
type: MusicAlbum
date published: 2025-09-17