RUKI
type: MusicGroup
genre: anime
genre: j-rock
popularity: 28
followers: 3498
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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  type: PropertyValue
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additional property: OTSCanonicalRecord
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 0x5a8a5963fc2dceede65455514682d0df8c41fbcf26bb40bfd8821630a38b4489. 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/586ee5c2-91e7-4e41-80d3-3d73d3b98ee3.json and https://artists.proofprofile.net/proofs/artist/586ee5c2-91e7-4e41-80d3-3d73d3b98ee3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
album: Japani Beats! Ruki Special Vol.1
  type: MusicAlbum
  date published: 2015-11-20
album: Ruki #2 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
  type: MusicAlbum
  date published: 2016-08-24
album: Ruki #1 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
  type: MusicAlbum
  date published: 2016-08-24
album: Ruki #2 -Haneda International Anime Music Festival Presents-
  type: MusicAlbum
  date published: 2016-08-24
album: Ruki #1 -Haneda International Anime Music Festival Presents-
  type: MusicAlbum
  date published: 2016-08-24
album: Ruki #3 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
  type: MusicAlbum
  date published: 2016-08-24
album: Ruki #3 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
  type: MusicAlbum
  date published: 2016-08-24
  track: secret base ～君がくれたもの～
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    duration: PT4M56S
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    by artist: RUKI
    in album: Ruki #3 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
      type: MusicAlbum
      date published: 2016-08-24
    genre: anime
    genre: j-rock
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T01:01:38Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8d6987bc3572bcf4aeab9f5d438d2c72a0ab6c2498bdf31cfbee383e1341c1e. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPN821005191.
      date published: 2026-07-03T01:01:38Z
    audio: secret base ～君がくれたもの～
      type: AudioObject
      additional property: Tempo (BPM)
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      additional property: Musical Key
        type: PropertyValue
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      additional property: Mode (Major/Minor)
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        type: PropertyValue
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      additional property: Danceability
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      additional property: Liveness
        type: PropertyValue
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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album: Ruki #2 -Haneda International Anime Music Festival Presents-
  type: MusicAlbum
  date published: 2016-08-24
album: Ruki #3 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
  type: MusicAlbum
  date published: 2016-08-24
album: Ruki #2 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
  type: MusicAlbum
  date published: 2016-08-24
  track: 空色デイズ
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      type: MusicAlbum
      date published: 2016-08-24
    genre: anime
    genre: j-rock
    isrc code: JPN821005181
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    additional property: CopyrightStatus
      type: PropertyValue
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      type: PropertyValue
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPN821005181
    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70c9129b2dab485c4c71688bee87baef50c0321e3127472757d3f352774afa99. Chain 2 (Bitcoin): anchored in block 958203 (2026-07-15T23:23:06Z), 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/JPN821005181.
      date published: 2026-07-15T23:23:06Z
    audio: 空色デイズ
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      additional property: Tempo (BPM)
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      additional property: Musical Key
        type: PropertyValue
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      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
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album: Ruki #3 -Haneda International Anime Music Festival Presents-
album: Ruki #4 -Haneda International Anime Music Festival Presents-
album: Ruki #5 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
album: Ruki #4 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
album: Ruki #5 -Haneda International Anime Music Festival Presents-
album: Ruki #6 -Haneda International Anime Music Festival Presents-
album: Ruki #6 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
album: Ruki #7 -Haneda International Anime Music Festival Presents-
album: Ruki #7 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
album: Muteki no Princess
album: Koi no Yukue 恋ノ行方 (MY DRESS-UP DARLING ED)
album: Homura 炎 (劇場版「鬼滅の刃」主題歌) [Demon Slayer Movie: Infinity Train]
album: Akeboshi 明け星 [「鬼滅の刃」無限列車編 オープニングテーマ]
album: DATEN 堕天 (from "Call of the Night") TVアニメ「よふかしのうた」オープニング
album: NEW GENESIS 新時代 (ウタ from ONE PIECE FILM RED)
album: ALIVE (Lycoris Recoil opening theme)
album: MY DRESS-UP DARLING OPENING (SAN SAN DAYS)
album: IDOL (Oshi No Ko Op Theme)
album: Suzume (from Suzume no Tojimari Movie)
album: Innocent arrogance (Heavenly Delusion opening theme)
album: Kick Back (Chainsaw Man TV anime opening)
album: 勇者 (葬送のフリーレンオープニングテーマ)
album: 花になって / Hana ni natte (from The Apothecary Diaries Opening)
album: Haru (Frieren 2nd Opening Theme)
album: Yume wo Kanaete Doraemon
album: Kimi Wo Nosete (From Ghibli Movie (Castle in the sky)
album: Numb

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Time Signature
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Danceability
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Energy
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Speechiness
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Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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Mode Name
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Ruki #3 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2016-08-24

Ruki #1 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2016-08-24

Ruki #1 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2016-08-24

Ruki #2 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2016-08-24

Ruki #3 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2016-08-24

Ruki #3 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2016-08-24

Ruki #4 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2016-08-31

Ruki #5 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2016-08-31

Ruki #4 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2016-08-31

Ruki #4 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2016-08-31

Ruki #5 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2016-08-31

Ruki #4 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2016-08-31

Ruki #4 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2016-08-31

Ruki #5 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2016-08-31

Ruki #5 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2016-08-31

Ruki #6 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2017-03-08

Ruki #6 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2017-03-08

Ruki #6 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2017-03-08

Ruki #6 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2017-03-08

Ruki #6 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2017-03-08

Ruki #6 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2017-03-08

Ruki #7 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2017-09-06

Ruki #7 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2017-09-06

Ruki #7 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2017-09-06

Ruki #7 ～HANEDA INTERNATIONAL ANIME MUSIC FESTIVAL Presents～
type: MusicAlbum
date published: 2017-09-06

Ruki #7 -Haneda International Anime Music Festival Presents-
type: MusicAlbum
date published: 2017-09-06

Muteki no Princess
type: MusicAlbum
date published: 2020-12-26

Koi no Yukue 恋ノ行方 (MY DRESS-UP DARLING ED)
type: MusicAlbum
date published: 2022-07-22

Homura 炎 (劇場版「鬼滅の刃」主題歌) [Demon Slayer Movie: Infinity Train]
type: MusicAlbum
date published: 2022-07-22

Akeboshi 明け星 [「鬼滅の刃」無限列車編 オープニングテーマ]
type: MusicAlbum
date published: 2022-09-02

DATEN 堕天 (from "Call of the Night") TVアニメ「よふかしのうた」オープニング
type: MusicAlbum
date published: 2022-10-27

NEW GENESIS 新時代 (ウタ from ONE PIECE FILM RED)
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date published: 2023-01-12

ALIVE (Lycoris Recoil opening theme)
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date published: 2023-03-09
track: ALIVE (Lycoris Recoil opening theme)
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    date published: 2023-03-09
  genre: anime
  genre: j-rock
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    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 0xaaffc2a17a6c9872b9ef29a727b64bc1ecf458503f0ea71c94aec4c4f62025fe. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES82369989.
    date published: 2026-07-02T16:51:38Z
  audio: ALIVE (Lycoris Recoil opening theme)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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      type: PropertyValue
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MY DRESS-UP DARLING OPENING (SAN SAN DAYS)
type: MusicAlbum
date published: 2023-04-14

IDOL (Oshi No Ko Op Theme)
type: MusicAlbum
date published: 2023-08-16

Suzume (from Suzume no Tojimari Movie)
type: MusicAlbum
date published: 2023-09-25

Innocent arrogance (Heavenly Delusion opening theme)
type: MusicAlbum
date published: 2024-01-04

Kick Back (Chainsaw Man TV anime opening)
type: MusicAlbum
date published: 2024-02-28

勇者 (葬送のフリーレンオープニングテーマ)
type: MusicAlbum
date published: 2024-05-13

花になって / Hana ni natte (from The Apothecary Diaries Opening)
type: MusicAlbum
date published: 2024-07-02

Haru (Frieren 2nd Opening Theme)
type: MusicAlbum
date published: 2025-04-02

Yume wo Kanaete Doraemon
type: MusicAlbum
date published: 2025-08-24

Kimi Wo Nosete (From Ghibli Movie (Castle in the sky)
type: MusicAlbum
date published: 2025-10-17

Numb
type: MusicAlbum
date published: 2025-11-11