Toshinobu Kubota
type: MusicGroup
genre: city pop
genre: j-pop
genre: j-r&b
genre: kayokyoku
popularity: 51
followers: 198106
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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
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  date published: 2026-06-12T21:20:00Z
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album: 失意のダウンタウン
  type: MusicAlbum
  date published: 1986-06-21
  track: 失意のダウンタウン
    type: MusicRecording
    duration: PT4M34S
    duration ms: 274373
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    in album: 失意のダウンタウン
      type: MusicAlbum
      date published: 1986-06-21
  track: せめてGood Time今夜だけ
    type: MusicRecording
    duration: PT4M54S
    duration ms: 294933
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    by artist: Toshinobu Kubota
    in album: 失意のダウンタウン
      type: MusicAlbum
      date published: 1986-06-21
album: SHAKE IT PARADISE
  type: MusicAlbum
  date published: 1986-09-10
  track: 流星のサドル
    type: MusicRecording
    duration: PT4M12S
    duration ms: 252560
    explicit: false
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    in album: SHAKE IT PARADISE
      type: MusicAlbum
      date published: 1986-09-10
  track: Olympicは火の車
    type: MusicRecording
    duration: PT4M18S
    duration ms: 258440
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    by artist: Toshinobu Kubota
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      type: MusicAlbum
      date published: 1986-09-10
    isrc code: JPSR08616570
  track: Shake it Paradise
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    duration: PT3M54S
    duration ms: 234173
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    in album: SHAKE IT PARADISE
      type: MusicAlbum
      date published: 1986-09-10
  track: Missing
    type: MusicRecording
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      type: MusicAlbum
      date published: 1986-09-10
  track: 失意のダウンタウン
    type: MusicRecording
    duration: PT4M33S
    duration ms: 273666
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    in album: SHAKE IT PARADISE
      type: MusicAlbum
      date published: 1986-09-10
    isrc code: JPSR08616600
  track: To The Party
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    by artist: Toshinobu Kubota
    in album: SHAKE IT PARADISE
      type: MusicAlbum
      date published: 1986-09-10
    isrc code: JPSR08616610
  track: もうひとりの君を残して
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    duration: PT5M11S
    duration ms: 311693
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    by artist: Toshinobu Kubota
    in album: SHAKE IT PARADISE
      type: MusicAlbum
      date published: 1986-09-10
    isrc code: JPSR08616620
  track: Somebody's Sorrow
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    by artist: Toshinobu Kubota
    in album: SHAKE IT PARADISE
      type: MusicAlbum
      date published: 1986-09-10
    isrc code: JPSR08616630
  track: Dedicate (To M.E.）
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    by artist: Toshinobu Kubota
    in album: SHAKE IT PARADISE
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      date published: 1986-09-10
    isrc code: JPSR08616640
  track: Inside カーニバル
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    duration: PT4M20S
    duration ms: 260293
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    in album: SHAKE IT PARADISE
      type: MusicAlbum
      date published: 1986-09-10
  track: For You ～伝えきれなくて
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    duration: PT1M45S
    duration ms: 105506
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    by artist: Toshinobu Kubota
    in album: SHAKE IT PARADISE
      type: MusicAlbum
      date published: 1986-09-10
album: TIMEシャワーに射たれて
  type: MusicAlbum
  date published: 1986-12-21
  track: TIMEシャワーに射たれて
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    duration: PT6M41S
    duration ms: 401266
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    by artist: Toshinobu Kubota
    in album: TIMEシャワーに射たれて
      type: MusicAlbum
      date published: 1986-12-21
  track: 流星のサドル (Dub Version)
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    duration: PT4M13S
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    by artist: Toshinobu Kubota
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      type: MusicAlbum
      date published: 1986-12-21
  track: TIMEシャワーに射たれて (Dance Remix)
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    duration: PT4M25S
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    by artist: Toshinobu Kubota
    in album: TIMEシャワーに射たれて
      type: MusicAlbum
      date published: 1986-12-21
album: GODDESS～新しい女神～
album: GROOVIN’
album: CRY ON YOUR SMILE
album: You were mine
album: Such A Funky Thang!
album: THE BADDEST
album: GIVE YOU MY LOVE
album: BONGA WANGA
album: Be wanabee
album: FOREVER YOURS
album: Honey B
album: KUBOJAH
album: 雨音
album: Neptune
album: ふたりのオルケスタ
album: 夢 With You
album: THE BADDEST II
album: 夜に抱かれて～A Night in Afro Blue～
album: ZA-KU-ZA-KU Digame/SUNshine.MOONlight
album: BUMPIN' VOYAGE
album: 虹のグランドスラム
album: Funk It Up / Nice & EZ
album: LA・LA・LA LOVE SONG
album: BODY-CATION
album: LA･LA･LA LOVE THANG
album: Cymbals
album: AHHHHH!
album: SOUL BANGIN'
album: the Sound of Carnival
album: Messengers' Rhyme ／ No Lights... Candle Light
album: ポリ リズム
album: As One
album: Always Remain
album: Candy Rain
album: Respect (this & that)
album: United Flow
album: THE BADDEST 〜Only for lovers in the mood
album: THE BADDEST III
album: Our Christmas
album: a Love Story
album: Club Happiness
album: 君のそばに
album: FOR REAL?
album: M☆A☆G☆I☆C
album: FLYING EASY LOVING CRAZY
album: Tomorrow Waltz
album: Timeless Fly
album: LOVE RAIN 〜恋の雨〜
album: LOVE & RAIN 〜LOVE SONGS〜
album: 流れ星と恋の雨
album: Gold Skool
album: 声にできない
album: THE BADDEST〜Hit Parade〜
album: Bring me up !
album: Parallel World II KUBOSSA
album: Upside Down / Free Style
album: L.O.K
album: THE BADDEST 〜Collaboration〜

GODDESS～新しい女神～
type: MusicAlbum
date published: 1987-02-26
track: GODDESS 〜新しい女神〜
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1987-02-26
  isrc code: JPSR08701020
track: 一途な夜、無傷な朝
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    type: MusicAlbum
    date published: 1987-02-26

GROOVIN’
type: MusicAlbum
date published: 1987-04-22
track: PSYCHIC BEAT
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  duration: PT3M57S
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  by artist: Toshinobu Kubota
  in album: GROOVIN’
    type: MusicAlbum
    date published: 1987-04-22
track: 北風と太陽
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214200
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1987-04-22
track: PLACE
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298760
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1987-04-22
track: RANDY CANDY
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  duration: PT4M20S
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1987-04-22
track: LADY SUICIDE
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237133
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    type: MusicAlbum
    date published: 1987-04-22
track: 一途な夜、無傷な朝
  type: MusicRecording
  duration: PT4M9S
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    type: MusicAlbum
    date published: 1987-04-22
  isrc code: JPSR08706080
track: ダイヤモンドの犬たち
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278453
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1987-04-22
track: 薄情 LOVE MACHINE
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  duration: PT2M15S
  duration ms: 135440
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1987-04-22
track: 永遠の翼
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  duration: PT4M52S
  duration ms: 292666
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1987-04-22
track: VISIONS
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  duration: PT4M30S
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    type: MusicAlbum
    date published: 1987-04-22
track: 八番目の虹の色
  type: MusicRecording
  duration: PT5M48S
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1987-04-22
  isrc code: JPSR08706130

CRY ON YOUR SMILE
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date published: 1987-10-21
track: Cry On Your Smile
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  duration: PT5M2S
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    type: MusicAlbum
    date published: 1987-10-21
track: TA WA WA ヒットパレード
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    date published: 1987-10-21
  isrc code: JPSR08719200

You were mine
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date published: 1988-02-26
track: You were mine
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  duration: PT4M44S
  duration ms: 284506
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    date published: 1988-02-26
track: 永遠の翼 (HEAVENLY VERSION)
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  duration: PT4M45S
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    date published: 1988-02-26

Such A Funky Thang!
type: MusicAlbum
date published: 1988-09-30
track: Dance If You Want It
  type: MusicRecording
  duration: PT4M57S
  duration ms: 297666
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  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
track: High Roller
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  duration: PT4M48S
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
  isrc code: JPSR08815300
track: Love Reborn
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294693
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
  isrc code: JPSR08815310
track: Yo Bro!
  type: MusicRecording
  duration: PT5M22S
  duration ms: 322866
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
track: Merry Merry Miracle
  type: MusicRecording
  duration: PT4M26S
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
  isrc code: JPSR08815330
track: Such A Funky Thang! ～隕石が落ちた日～
  type: MusicRecording
  duration: PT5M1S
  duration ms: 301226
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
track: gone, gone, gone
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312533
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
  isrc code: JPSR08815350
track: すべての山に登れ
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  duration: PT5M3S
  duration ms: 303600
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
track: Boxer
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  duration: PT4M40S
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
track: Indigo Waltz
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  duration: PT5M31S
  duration ms: 331173
  explicit: false
  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
track: Drunkard Terry
  type: MusicRecording
  duration: PT6M34S
  duration ms: 394866
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
track: 覚えていた夢
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  duration: PT4M50S
  duration ms: 290466
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  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30
  isrc code: JPSR08815400
track: Such A Funky Thang! ～Reprise～
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  duration: PT0M36S
  duration ms: 36173
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  by artist: Toshinobu Kubota
  in album: Such A Funky Thang!
    type: MusicAlbum
    date published: 1988-09-30

THE BADDEST
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date published: 1989-10-08
track: TIMEシャワーに射たれて
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    type: MusicAlbum
    date published: 1989-10-08
track: 流星のサドル
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    type: MusicAlbum
    date published: 1989-10-08
  isrc code: JPSR08914980
track: Oh, What A Night!
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    type: MusicAlbum
    date published: 1989-10-08
track: Missing
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1989-10-08
track: You were mine
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xb8c99afdb1e9a8db640311325928c7cc2d5dfcec3b6eca635a65532b983cab54. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7dbwSqghnGJgvxcIDZOBrZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dbwSqghnGJgvxcIDZOBrZ.
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track: 一途な夜、無傷な朝
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track: GODDESS ～新しい女神～
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track: PSYCHIC BEAT
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track: 永遠の翼
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track: Olympicは火の車
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track: TAWAWAヒットパレード
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track: CRY ON YOUR SMILE
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GIVE YOU MY LOVE
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track: GIVE YOU MY LOVE
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  isrc code: JPSR09067269
track: GIVE YOU MY LOVE (The Vicious Mix)
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BONGA WANGA
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track: Feel so real
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track: 大ボラ of LIFE
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track: Tell me why ～この恋の行方～
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track: MAMA UDONGO ～まぶたの中に…～
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track: Be wanabee
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track: BONGA WANGA
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  duration: PT1M55S
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track: SHOOT THE HOOP!
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  duration: PT4M38S
  duration ms: 278506
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    date published: 1990-07-15
track: Love under the moon
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track: Something's comin' on
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  duration: PT2M51S
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    date published: 1990-07-15
track: MIXED NUTS
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  duration: PT6M29S
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    date published: 1990-07-15
track: 夜想
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    date published: 1990-07-15
  isrc code: JPSR09001900
track: No more rain
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  duration: PT4M19S
  duration ms: 259800
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    date published: 1990-07-15
track: 君に会いたい
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    date published: 1990-07-15
  isrc code: JPSR09001920
track: BONGA WANGA ～Reprise～
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  duration: PT2M4S
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Be wanabee
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track: Be wanabee
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  duration: PT5M27S
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track: MAMA UDONGO ～まぶたの中に…～
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FOREVER YOURS
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    date published: 1991-03-21
  isrc code: JPSR09101690
track: MAMA UDONGO
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Honey B
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track: Honey B
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    date published: 1991-09-01
track: Keep On JAMMIN'
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KUBOJAH
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track: Keep On JAMMIN'
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    date published: 1991-09-21
  isrc code: JPSR09180059
track: 雨音
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    date published: 1991-09-21
track: Honey B
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291666
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1991-09-21
  isrc code: JPSR09180069
track: Love Like a Rastaman
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  duration ms: 333266
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track: 男たちの詩 ～My Yout～
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  duration ms: 292866
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    type: MusicAlbum
    date published: 1991-09-21
track: TELEPHOTO
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  duration: PT6M11S
  duration ms: 371760
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  by artist: Toshinobu Kubota
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    date published: 1991-09-21
track: Just the 2 of Us
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  duration: PT4M31S
  duration ms: 271306
  explicit: false
  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1991-09-21
  isrc code: JPSR09109740
track: You were mine - KUBOJAH VERSION
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  duration: PT5M58S
  duration ms: 358000
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1991-09-21
track: 神なるものと薔薇の刺
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  duration: PT6M38S
  duration ms: 398693
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    type: MusicAlbum
    date published: 1991-09-21
track: 北風と太陽 (Bro.HUSSEIN & Bro.BUSH)
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  duration: PT4M51S
  duration ms: 291640
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  by artist: Toshinobu Kubota
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    type: MusicAlbum
    date published: 1991-09-21
track: JAMAICA ～この魂のやすらぎ～
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  duration: PT2M25S
  duration ms: 145866
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  by artist: Toshinobu Kubota
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    date published: 1991-09-21

雨音
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track: 雨音
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track: Love Like a Rastaman
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Neptune
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track: 真夜中の太陽
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track: To the Limit
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track: Adeus Me＿ Amor
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track: トランペット吹きながら
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track: 夏の子午線
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  isrc code: JPSR09209810
track: Sweet Dreams ～そっとおやすみ～
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track: Let's Get A Groove～Yo! Hips～
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  isrc code: JPSR09209800
track: Our Masterpiece
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track: Pump Up Your Gold
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track: GET SIX
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track: 誓い
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ふたりのオルケスタ
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track: ふたりのオルケスタ
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夢 With You
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track: POLE POLE TAXI
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THE BADDEST II
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track: 夢 with You ~A CAPPELLA
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track: GIVE YOU MY LOVE
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    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xaac9914845c2ffd93812c9e4f2473cf1ee83be017cd09e6f190e5a41e4680a15. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Xex32DRf5P9Kq8ZfV4oY6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Xex32DRf5P9Kq8ZfV4oY6.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0xaac9914845c2ffd93812c9e4f2473cf1ee83be017cd09e6f190e5a41e4680a15","isrc":"JPSR09314200","name":"GIVE YOU MY LOVE","registered_at":"2026-06-24T14:12:38Z","spotify_id":"3Xex32DRf5P9Kq8ZfV4oY6","type":"track"}
track: Love Reborn
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  duration: PT4M43S
  duration ms: 283800
  explicit: false
  by artist: Toshinobu Kubota
  in album: THE BADDEST II
    type: MusicAlbum
    date published: 1993-09-22
  isrc code: JPSR09314210
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T07:06:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb4c9cc93b8a5ead2c8620391e2fc20db95910f33f761eafa7c1d192aa35d4636
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4kiFo0WwN866qlIGpPG8Rq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4kiFo0WwN866qlIGpPG8Rq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb4c9cc93b8a5ead2c8620391e2fc20db95910f33f761eafa7c1d192aa35d4636","isrc":"JPSR09314210","name":"Love Reborn","registered_at":"2026-06-20T07:06:27Z","spotify_id":"4kiFo0WwN866qlIGpPG8Rq","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xb4c9cc93b8a5ead2c8620391e2fc20db95910f33f761eafa7c1d192aa35d4636. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4kiFo0WwN866qlIGpPG8Rq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4kiFo0WwN866qlIGpPG8Rq.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xb4c9cc93b8a5ead2c8620391e2fc20db95910f33f761eafa7c1d192aa35d4636","isrc":"JPSR09314210","name":"Love Reborn","registered_at":"2026-06-20T07:06:27Z","spotify_id":"4kiFo0WwN866qlIGpPG8Rq","type":"track"}
track: 雨音
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256933
  explicit: false
  by artist: Toshinobu Kubota
  in album: THE BADDEST II
    type: MusicAlbum
    date published: 1993-09-22
  isrc code: JPSR09314220
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T21:53:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x64146f1ed5cae43ab5d0721718e95493586d5e891a7f8b544cc736f18b25d374
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7nliqmNRtqSaGzYdKJvvax.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nliqmNRtqSaGzYdKJvvax
  additional property: OTSTimestamp
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    value: 2026-07-02T11:34:59Z
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x64146f1ed5cae43ab5d0721718e95493586d5e891a7f8b544cc736f18b25d374. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7nliqmNRtqSaGzYdKJvvax.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nliqmNRtqSaGzYdKJvvax.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x64146f1ed5cae43ab5d0721718e95493586d5e891a7f8b544cc736f18b25d374","isrc":"JPSR09314220","name":"雨音","registered_at":"2026-06-25T21:53:04Z","spotify_id":"7nliqmNRtqSaGzYdKJvvax","type":"track"}
track: Be Wanabee
track: High Roller
track: 君に会いたい
track: Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)
track: MAMA UDONGO ~まぶたの中に...~
track: Keep On JAMMIN'
track: ふたりのオルケスタ
track: 夢 with You
track: Moving Target
track: Forever Yours

Be Wanabee
type: MusicRecording
duration: PT5M11S
duration ms: 311533
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314230

High Roller
type: MusicRecording
duration: PT4M50S
duration ms: 290466
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314240

君に会いたい
type: MusicRecording
duration: PT4M53S
duration ms: 293000
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314250

Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)
type: MusicRecording
duration: PT5M26S
duration ms: 326226
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314260
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T21:53:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0zYeSQ4QPhcXEgTzkgNNN1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0zYeSQ4QPhcXEgTzkgNNN1
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0zYeSQ4QPhcXEgTzkgNNN1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0zYeSQ4QPhcXEgTzkgNNN1.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4","isrc":"JPSR09314260","name":"Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)","registered_at":"2026-06-25T21:53:16Z","spotify_id":"0zYeSQ4QPhcXEgTzkgNNN1","type":"track"}

MAMA UDONGO ~まぶたの中に...~
type: MusicRecording
duration: PT6M21S
duration ms: 381933
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314270

Keep On JAMMIN'
type: MusicRecording
duration: PT5M59S
duration ms: 359000
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09366619

ふたりのオルケスタ
type: MusicRecording
duration: PT5M14S
duration ms: 314840
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314290

夢 with You
type: MusicRecording
duration: PT5M25S
duration ms: 325493
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09362229
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3yU5O7II7CEV07MdPz61Jh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3yU5O7II7CEV07MdPz61Jh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x829fdbfcd9020c7995a4fa6bcd75ceeb9d6e157ef6cb197ca2432dce12639224","isrc":"JPSR09362229","name":"夢 with You","registered_at":"2026-06-08T12:31:31Z","spotify_id":"3yU5O7II7CEV07MdPz61Jh","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x829fdbfcd9020c7995a4fa6bcd75ceeb9d6e157ef6cb197ca2432dce12639224. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3yU5O7II7CEV07MdPz61Jh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3yU5O7II7CEV07MdPz61Jh.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x829fdbfcd9020c7995a4fa6bcd75ceeb9d6e157ef6cb197ca2432dce12639224","isrc":"JPSR09362229","name":"夢 with You","registered_at":"2026-06-08T12:31:31Z","spotify_id":"3yU5O7II7CEV07MdPz61Jh","type":"track"}

Moving Target
type: MusicRecording
duration: PT4M4S
duration ms: 244333
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314310

Forever Yours
type: MusicRecording
duration: PT6M13S
duration ms: 373906
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314320

夜に抱かれて～A Night in Afro Blue～
type: MusicAlbum
date published: 1994-11-02
track: 夜に抱かれて ～A Night in Afro Blue～
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272506
  explicit: false
  by artist: Toshinobu Kubota
  in album: 夜に抱かれて～A Night in Afro Blue～
    type: MusicAlbum
    date published: 1994-11-02
track: JAM WIZ ME
  type: MusicRecording
  duration: PT5M1S
  duration ms: 301826
  explicit: false
  by artist: Toshinobu Kubota
  in album: 夜に抱かれて～A Night in Afro Blue～
    type: MusicAlbum
    date published: 1994-11-02
track: 夜に抱かれて 〜A Night in Afro Blue〜（オリジナル・カラオケ）
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271133
  explicit: false
  by artist: Toshinobu Kubota
  in album: 夜に抱かれて～A Night in Afro Blue～
    type: MusicAlbum
    date published: 1994-11-02

ZA-KU-ZA-KU Digame/SUNshine.MOONlight
type: MusicAlbum
date published: 1994-12-01
track: ZA-KU-ZA-KU Digame
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273800
  explicit: false
  by artist: Toshinobu Kubota
  in album: ZA-KU-ZA-KU Digame/SUNshine.MOONlight
    type: MusicAlbum
    date published: 1994-12-01
track: SUNshine, MOONlight
  type: MusicRecording
  duration: PT5M18S
  duration ms: 318000
  explicit: false
  by artist: Toshinobu Kubota
  in album: ZA-KU-ZA-KU Digame/SUNshine.MOONlight
    type: MusicAlbum
    date published: 1994-12-01
track: ZA-KU-ZA-KU Digame（オリジナル・カラオケ）
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271093
  explicit: false
  by artist: Toshinobu Kubota
  in album: ZA-KU-ZA-KU Digame/SUNshine.MOONlight
    type: MusicAlbum
    date published: 1994-12-01

BUMPIN' VOYAGE
type: MusicAlbum
date published: 1995-01-28
track: PaLaLeYa ～さよなら～
  type: MusicRecording
  duration: PT5M15S
  duration ms: 315933
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: SUNshine, MOONlight
  type: MusicRecording
  duration: PT5M19S
  duration ms: 319226
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
  isrc code: JPSR09402739
track: 君は なにを 見てる
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287866
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: ZA-KU-ZA-KU Digame
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272706
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: 女 D.J.“FONK”
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293960
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: Too Lite 2 Do
  type: MusicRecording
  duration: PT5M42S
  duration ms: 342640
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: NOT YET!
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291733
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: 6 TO 8
  type: MusicRecording
  duration: PT5M57S
  duration ms: 357200
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: DIVE INTO THE BASE
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  duration: PT4M9S
  duration ms: 249533
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: さがしてた 忘れもの
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  duration: PT4M39S
  duration ms: 279293
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28
track: 夜に抱かれて ～A Night in Afro Blue～
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  duration: PT4M31S
  duration ms: 271573
  explicit: false
  by artist: Toshinobu Kubota
  in album: BUMPIN' VOYAGE
    type: MusicAlbum
    date published: 1995-01-28

虹のグランドスラム
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date published: 1995-07-07
track: 虹のグランド スラム
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233826
  explicit: false
  by artist: Toshinobu Kubota
  in album: 虹のグランドスラム
    type: MusicAlbum
    date published: 1995-07-07
track: 女 D.J.“FONK”
  type: MusicRecording
  duration: PT4M56S
  duration ms: 296680
  explicit: false
  by artist: Toshinobu Kubota
  in album: 虹のグランドスラム
    type: MusicAlbum
    date published: 1995-07-07
track: 虹のグランドスラム（オリジナル・カラオケ）
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230026
  explicit: false
  by artist: Toshinobu Kubota
  in album: 虹のグランドスラム
    type: MusicAlbum
    date published: 1995-07-07

Funk It Up / Nice & EZ
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date published: 1995-10-21
track: Funk It Up
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  duration: PT4M54S
  duration ms: 294800
  explicit: false
  by artist: Toshinobu Kubota
  in album: Funk It Up / Nice & EZ
    type: MusicAlbum
    date published: 1995-10-21
track: Funk It Up -MORALES CLUB FUNK MIX-
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  duration: PT3M39S
  duration ms: 219960
  explicit: false
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LA・LA・LA LOVE SONG
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BODY-CATION
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LA･LA･LA LOVE THANG
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track: Summer Eyes
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track: 裏窓
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track: LA･LA･LA LOVE SONG
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track: シルクの愛が欲しくって
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track: 虹のグランド スラム
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track: LA･LA･LA LOVE SONG ～Midnight Piano Version
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Cymbals
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track: Cymbals weeping harp version
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track: Cymbals Original Karaoke
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AHHHHH!
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    date published: 1998-09-18
track: Love Reborn (KC'S“WHAT'CHA GONNA DO ?”REMIX)
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track: AHHHHH! (Original Karaoke)
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SOUL BANGIN'
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track: SOUL BANGIN' "DJ HASEBE REMIX"
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track: the Sound of Carnival (SOUL BOSSA TRIO REMIX '99)
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the Sound of Carnival
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track: Hiroo Document「W@ARAI」
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Messengers' Rhyme ／ No Lights... Candle Light
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track: Messengers' Rhyme ～Rakushow, it's your Show!～
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ポリ リズム
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As One
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track: His Sugar
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track: Always Remain
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track: 毎度オブリガート
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track: Let's Make One Shadow
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track: the Sound of Carnival
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track: Party People In The Planet
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track: Shooting Star
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track: ポリ リズム
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Always Remain
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Candy Rain
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Respect (this & that)
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United Flow
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track: まんまでGO
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track: 無常
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track: Respect (this & that) ～Extended Funky Jam Version～
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track: Because of U
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track: MOONSTRUCK
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track: Candy Rain (Album Version)
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track: In your flow ～Eternal Flow Version～
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THE BADDEST 〜Only for lovers in the mood
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track: No Light･･･Candle Light (United Groove Version)
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track: 6 TO 8
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track: シルクの愛が欲しくって
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THE BADDEST III
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track: the Sound of Carnival (BRAND NEW MIX)
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track: AHHHHH! (NORTHERN LIGHTS VERSION)
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track: Messengers' Rhyme ～Rakushow, it's your show!～ (THE BADDEST BOTTOM MIX)
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track: 夜に抱かれて ～A Night in Afro Blue～
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Our Christmas
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a Love Story
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Club Happiness
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君のそばに
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FOR REAL?
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track: Club Happiness～Brothahood Version～
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M☆A☆G☆I☆C
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FLYING EASY LOVING CRAZY
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Tomorrow Waltz
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Timeless Fly
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  subject of: OpenTimestamps Proof of Existence
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  additional property: CopyrightStatus
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x858b59b9fe523b8d948503bd9faacd97367aba87aff0222a20acd63608bfa424. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0hRnL53DqW4MckRxzU4NIe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hRnL53DqW4MckRxzU4NIe.
    date published: 2026-06-13T13:32:09Z
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track: 24/7～NITE AND DAY～
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track: Star Light
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    type: MusicAlbum
    date published: 2010-02-24
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track: Is it over?
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track: Tomorrow Waltz
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9cde4cc5f8cb503808b73f686b00541431860e3ba975ba39bd69e64a7258f22a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4uXc4TVTlc3AKdMQCjVIFU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4uXc4TVTlc3AKdMQCjVIFU.
    date published: 2026-07-02T03:30:09Z
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track: Timeless Affection～The play～
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track: M☆A☆G☆I☆C
track: The Other Half
track: 僕じゃない
track: Life-long High-way
track: Nyte Flyte
track: Moondust poetry reading by Kyoko Koizumi

Toshinobu Kubota
type: MusicGroup

Timeless Fly
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date published: 2010-02-24

M☆A☆G☆I☆C
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8002407c5c1dc17dc7baf30ec1b7ef01ecd335f06ad5e1198cbc1b789b496f2d. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0wdtm1ig03jgykBtBLkzDu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0wdtm1ig03jgykBtBLkzDu.
  date published: 2026-06-13T12:47:07Z
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The Other Half
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僕じゃない
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duration: PT4M6S
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Life-long High-way
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duration ms: 270973
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Nyte Flyte
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additional property: OTSVerificationAPI
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90e3aefc1ed993b386a79b26a1bbbbbb18ae4915271146130e4573f8a1cc2196. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5KufUTSBXiTIn9L2dnjVsB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5KufUTSBXiTIn9L2dnjVsB.
  date published: 2026-06-13T13:32:09Z
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Moondust poetry reading by Kyoko Koizumi
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duration: PT4M36S
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in album: Timeless Fly
  type: MusicAlbum
  date published: 2010-02-24
isrc code: JPU901000010

LOVE RAIN 〜恋の雨〜
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date published: 2010-06-16
track: LOVE RAIN ～恋の雨～
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  duration: PT4M50S
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  by artist: Toshinobu Kubota
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track: Timeless Affection ～Full version～
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    type: MusicAlbum
    date published: 2010-06-16
track: LOVE RAIN ～恋の雨～(Instrumental)
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LOVE & RAIN 〜LOVE SONGS〜
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track: LOVE RAIN～恋の雨～（松尾潔リミックス）
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track: Missing～2010ｶﾗｯﾄ～
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track: 雨音（in your face vocal)
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track: Hold Me Down (feat. Angie Stone)
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    type: MusicAlbum
    date published: 2010-11-24
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track: 朝陽の中で微笑んで
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    date published: 2010-11-24
  isrc code: JPU901001622
track: Riding to the Sight
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  duration: PT5M35S
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track: RAIN
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track: a Love Story（Bond street ver.）
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track: It's Time to Smile
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    type: MusicAlbum
    date published: 2010-11-24
  isrc code: JPU900600751
track: Candy Rain
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    type: MusicAlbum
    date published: 2010-11-24
  isrc code: JPSR00105681
track: Our Christmas
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track: LOVE RAIN ～恋の雨～
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    type: MusicAlbum
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track: LA･LA･LA LOVE SONG ～Midnight Piano Version
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    date published: 2010-11-24
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流れ星と恋の雨
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    type: MusicAlbum
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track: ポリ リズム N.A.M.E. remix
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track: 流れ星と恋の雨（カラオケ）
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    type: MusicAlbum
    date published: 2011-07-13

Gold Skool
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date published: 2011-08-03
track: Gold Skool ～Foreplay～
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track: Jungle Love
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track: Wednesday Lounge
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  isrc code: JPU901100796
track: Winds
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    date published: 2011-08-03
track: Prisoner
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track: Golden Smile
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track: Gold Skool～The play～
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track: Still In My Mind
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track: Tick Tock
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track: R ｎ'B Healing
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track: 海へ来なさい
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track: 流れ星と恋の雨 ～毎度オブリガート ver.～
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track: 声にできない ～English ver.～
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声にできない
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track: 声にできない
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track: 声にできない 〜夜明けの街で ver.〜
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track: 声にできない 〜カラオケ〜
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THE BADDEST〜Hit Parade〜
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date published: 2011-11-23
track: TAWAWAヒットパレード～Funkylude～
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track: 流星のサドル
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track: 北風と太陽
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track: Missing
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track: TIMEシャワーに射たれて
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track: You were mine
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track: Cry On Your Smile
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track: TAWAWAヒットパレード
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track: 永遠の翼
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track: Love Reborn
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track: Indigo Waltz
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track: TAWAWAヒットパレード～Marvinlude～
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track: Dance If You Want It
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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track: GIVE YOU MY LOVE
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track: 虹のグランド スラム
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  subject of: OpenTimestamps Proof of Existence
track: 雨音（in your face vocal)
track: 夜に抱かれて ～A Night in Afro Blue～
track: 夢 with You
track: TAWAWAヒットパレード～THE BADDESTlude～
track: LA･LA･LA LOVE SONG
track: SUNshine, MOONlight
track: Cymbals
track: the Sound of Carnival (BRAND NEW MIX)
track: AHHHHH!
track: Messengers' Rhyme ～Rakushow, it's your Show!～
track: 君は なにを 見てる
track: TAWAWAヒットパレード～SlowJamlude～
track: SOUL BANGIN'
track: Candy Rain
track: 君のそばに
track: Club Happiness
track: Tomorrow Waltz
track: LOVE RAIN ～恋の雨～
track: 声にできない～Voice & Tears ver.～

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OTSTimestamp
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OTSCanonicalRecord
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OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21fe89988c02fbbc6a2c9b72f75060c3f14c522f42eba4a09ee5f04b80d17c61. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5YGkCrq2TWTuWIUEVhIZV3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5YGkCrq2TWTuWIUEVhIZV3.
date published: 2026-07-05T10:59:37Z
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雨音（in your face vocal)
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夜に抱かれて ～A Night in Afro Blue～
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夢 with You
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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TAWAWAヒットパレード～THE BADDESTlude～
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LA･LA･LA LOVE SONG
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SUNshine, MOONlight
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Cymbals
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the Sound of Carnival (BRAND NEW MIX)
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AHHHHH!
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a21a2953122a17826b77a1f1381e7df85889ad31952ebaa1fdcb0f5fc62a0a8. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OYt2q3wN872p72HlTzO1P.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OYt2q3wN872p72HlTzO1P.
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Messengers' Rhyme ～Rakushow, it's your Show!～
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君は なにを 見てる
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TAWAWAヒットパレード～SlowJamlude～
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SOUL BANGIN'
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Candy Rain
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君のそばに
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Club Happiness
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Tomorrow Waltz
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additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/track/3enwGubL2p6vdriubuq7gZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3enwGubL2p6vdriubuq7gZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T19:27:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x9cde4cc5f8cb503808b73f686b00541431860e3ba975ba39bd69e64a7258f22a. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3enwGubL2p6vdriubuq7gZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3enwGubL2p6vdriubuq7gZ.
  date published: 2026-07-05T19:27:56Z
  text: {"copyright_id":"0x9cde4cc5f8cb503808b73f686b00541431860e3ba975ba39bd69e64a7258f22a","isrc":"JPU900901941","name":"Tomorrow Waltz","registered_at":"2026-06-20T21:47:16Z","spotify_id":"3enwGubL2p6vdriubuq7gZ","type":"track"}

LOVE RAIN ～恋の雨～
type: MusicRecording
duration: PT4M50S
duration ms: 290466
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST〜Hit Parade〜
  type: MusicAlbum
  date published: 2011-11-23
isrc code: JPU901000721

声にできない～Voice & Tears ver.～
type: MusicRecording
duration: PT4M47S
duration ms: 287480
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST〜Hit Parade〜
  type: MusicAlbum
  date published: 2011-11-23
isrc code: JPU901101305

Bring me up !
type: MusicAlbum
date published: 2013-05-22
track: Bring me up !
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251866
  explicit: false
  by artist: Toshinobu Kubota
  in album: Bring me up !
    type: MusicAlbum
    date published: 2013-05-22
track: My Cherie Amour
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202320
  explicit: false
  by artist: Toshinobu Kubota
  in album: Bring me up !
    type: MusicAlbum
    date published: 2013-05-22
track: Bring me up ! （instrumental）
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248533
  explicit: false
  by artist: Toshinobu Kubota
  in album: Bring me up !
    type: MusicAlbum
    date published: 2013-05-22

Parallel World II KUBOSSA
type: MusicAlbum
date published: 2013-07-03
track: As you're in Rio〜Foreplay〜
  type: MusicRecording
  duration: PT0M53S
  duration ms: 53813
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: Corcovado (Quiet Nights of Quiet Stars)
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273013
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: Smile・Eyes・Cry
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240906
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
  isrc code: JPU901300828
track: Between The Sheets
  type: MusicRecording
  duration: PT6M15S
  duration ms: 375133
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: Dance If You Want It (KUBOSSA ver.)
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282466
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: Heavenly Lady
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271013
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: As you're in Rio〜The play〜
  type: MusicRecording
  duration: PT1M27S
  duration ms: 87706
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: The Shadow of Your Smile
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207280
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: a Love Story (KUBOSSA ver.)
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277466
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: 雨音 (KUBOSSA ver.)
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  duration: PT5M21S
  duration ms: 321826
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03
track: My Cherie Amour
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200320
  explicit: false
  by artist: Toshinobu Kubota
  in album: Parallel World II KUBOSSA
    type: MusicAlbum
    date published: 2013-07-03

Upside Down / Free Style
type: MusicAlbum
date published: 2014-06-18
track: Upside Down
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247400
  explicit: false
  by artist: Toshinobu Kubota
  in album: Upside Down / Free Style
    type: MusicAlbum
    date published: 2014-06-18
track: Free Style
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233920
  explicit: false
  by artist: Toshinobu Kubota
  in album: Upside Down / Free Style
    type: MusicAlbum
    date published: 2014-06-18
track: Upside Down instrumental
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247040
  explicit: false
  by artist: Toshinobu Kubota
  in album: Upside Down / Free Style
    type: MusicAlbum
    date published: 2014-06-18
track: Free Style instrumental
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231093
  explicit: false
  by artist: Toshinobu Kubota
  in album: Upside Down / Free Style
    type: MusicAlbum
    date published: 2014-06-18

L.O.K
type: MusicAlbum
date published: 2015-03-18
track: L.O.K～Foreplay～
  type: MusicRecording
  duration: PT0M55S
  duration ms: 55840
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: Cosmic Ride
  type: MusicRecording
  duration: PT4M40S
  duration ms: 280946
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
  isrc code: JPU901500539
track: Free Style
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231480
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: majo ?
  type: MusicRecording
  duration: PT4M56S
  duration ms: 296786
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: Squeeze U
  type: MusicRecording
  duration: PT5M3S
  duration ms: 303040
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: Honey Trap
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289293
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: Loving Power
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213066
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: L.O.K～The Play～
  type: MusicRecording
  duration: PT2M6S
  duration ms: 126813
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: Upside Down
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245733
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
  isrc code: JPU901400091
track: Da Slow Jam
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302680
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: Tiny Space
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291213
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: Peaceful Sky
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261933
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18
track: Bring me up !
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249680
  explicit: false
  by artist: Toshinobu Kubota
  in album: L.O.K
    type: MusicAlbum
    date published: 2015-03-18

THE BADDEST 〜Collaboration〜
type: MusicAlbum
date published: 2016-11-23
track: M☆A☆G☆I☆C
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293680
  explicit: false
  by artist: Toshinobu Kubota
  in album: THE BADDEST 〜Collaboration〜
    type: MusicAlbum
    date published: 2016-11-23
  isrc code: JPSR00702041
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T16:08:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8002407c5c1dc17dc7baf30ec1b7ef01ecd335f06ad5e1198cbc1b789b496f2d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956891
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956891
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0Qy3LhIQXowf79YhOd7QuZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Qy3LhIQXowf79YhOd7QuZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:16:32Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8002407c5c1dc17dc7baf30ec1b7ef01ecd335f06ad5e1198cbc1b789b496f2d","isrc":"JPSR00702041","name":"M☆A☆G☆I☆C","registered_at":"2026-06-05T16:08:18Z","spotify_id":"0Qy3LhIQXowf79YhOd7QuZ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8002407c5c1dc17dc7baf30ec1b7ef01ecd335f06ad5e1198cbc1b789b496f2d. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Qy3LhIQXowf79YhOd7QuZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Qy3LhIQXowf79YhOd7QuZ.
    date published: 2026-07-06T07:16:32Z
    text: {"copyright_id":"0x8002407c5c1dc17dc7baf30ec1b7ef01ecd335f06ad5e1198cbc1b789b496f2d","isrc":"JPSR00702041","name":"M☆A☆G☆I☆C","registered_at":"2026-06-05T16:08:18Z","spotify_id":"0Qy3LhIQXowf79YhOd7QuZ","type":"track"}
track: Living For Today (feat. Mos Def)
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259200
  explicit: false
  by artist: Toshinobu Kubota
  in album: THE BADDEST 〜Collaboration〜
    type: MusicAlbum
    date published: 2016-11-23
  isrc code: USSM10400109
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T21:21:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd729abc610fd03c178983a66eee123408f8f1d77cce421d288efb80ea50a7476
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6Bt5F967Ej1fbTk0hI12rW.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Bt5F967Ej1fbTk0hI12rW
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd729abc610fd03c178983a66eee123408f8f1d77cce421d288efb80ea50a7476","isrc":"USSM10400109","name":"Living For Today (feat. Mos Def)","registered_at":"2026-06-25T21:21:51Z","spotify_id":"6Bt5F967Ej1fbTk0hI12rW","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xd729abc610fd03c178983a66eee123408f8f1d77cce421d288efb80ea50a7476. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Bt5F967Ej1fbTk0hI12rW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Bt5F967Ej1fbTk0hI12rW.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xd729abc610fd03c178983a66eee123408f8f1d77cce421d288efb80ea50a7476","isrc":"USSM10400109","name":"Living For Today (feat. Mos Def)","registered_at":"2026-06-25T21:21:51Z","spotify_id":"6Bt5F967Ej1fbTk0hI12rW","type":"track"}
track: LA･LA･LA LOVE SONG
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287880
  explicit: false
  by artist: Toshinobu Kubota
  in album: THE BADDEST 〜Collaboration〜
    type: MusicAlbum
    date published: 2016-11-23
  isrc code: JPSR09600556
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T13:38:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xae4a4d549c8358ace180ed857e57d6a6a54f5931f0ab4851d940014619ecb1c7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7HYfg9IgJFYDSkdtr0kcCE.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7HYfg9IgJFYDSkdtr0kcCE
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xae4a4d549c8358ace180ed857e57d6a6a54f5931f0ab4851d940014619ecb1c7","isrc":"JPSR09600556","name":"LA･LA･LA LOVE SONG","registered_at":"2026-06-18T13:38:40Z","spotify_id":"7HYfg9IgJFYDSkdtr0kcCE","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xae4a4d549c8358ace180ed857e57d6a6a54f5931f0ab4851d940014619ecb1c7. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7HYfg9IgJFYDSkdtr0kcCE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7HYfg9IgJFYDSkdtr0kcCE.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0xae4a4d549c8358ace180ed857e57d6a6a54f5931f0ab4851d940014619ecb1c7","isrc":"JPSR09600556","name":"LA･LA･LA LOVE SONG","registered_at":"2026-06-18T13:38:40Z","spotify_id":"7HYfg9IgJFYDSkdtr0kcCE","type":"track"}
track: MASQUERADE
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  duration: PT3M42S
  duration ms: 222440
  explicit: false
  by artist: Toshinobu Kubota
  in album: THE BADDEST 〜Collaboration〜
    type: MusicAlbum
    date published: 2016-11-23
  isrc code: USSM10010217
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T23:15:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe695d768e090edce7faaba4db0eed205a1a834f002e35c76b707f06b1392a919
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4iTsYJvbzRKheVTfBktfPZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4iTsYJvbzRKheVTfBktfPZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xe695d768e090edce7faaba4db0eed205a1a834f002e35c76b707f06b1392a919. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4iTsYJvbzRKheVTfBktfPZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4iTsYJvbzRKheVTfBktfPZ.
    date published: 2026-07-02T03:55:08Z
track: 無常
  type: MusicRecording
  duration: PT5M36S
  duration ms: 336026
  explicit: false
  by artist: Toshinobu Kubota
  in album: THE BADDEST 〜Collaboration〜
    type: MusicAlbum
    date published: 2016-11-23
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track: NEVER TURN BACK (feat. PRAS)
track: FLYING EASY LOVING CRAZY
track: Let's Get A Groove～Yo! Hips～
track: MIXED NUTS
track: Soul 2 Soul
track: POLE POLE TAXI
track: Golden Smile
track: Is it over?
track: Keep it Rock
track: a Love Story (KUBOSSA ver.)
track: Moondust poetry reading by Kyoko Koizumi
track: Keep Holding U
track: Messengers' Rhyme ～Rakushow, it's your Show!～
track: Love under the moon
track: Funk It Up
track: Hold Me Down (feat. Angie Stone)
track: TILL SHE COMES
track: Nice & EZ
track: SUKIYAKI ～Ue wo muite arukou～
track: Just The Two Of Us
track: Voodoo Woman (feat. Renee Neufville)
track: Corcovado (Quiet Nights of Quiet Stars)
track: Neva Satisfied
track: PU PU
track: Forever Yours

NEVER TURN BACK (feat. PRAS)
type: MusicRecording
duration: PT4M24S
duration ms: 264800
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
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isrc code: USSM10010218
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additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xf10b9c0b7c3d10799394fc80aaa09d8c5584334e0bb005752297c7d016dda8bb. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6wwPmfuNdrkANPNAinBeiY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6wwPmfuNdrkANPNAinBeiY.
  date published: 2026-07-02T11:38:34Z
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FLYING EASY LOVING CRAZY
type: MusicRecording
duration: PT5M24S
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explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
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additional property: CopyrightID
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x858b59b9fe523b8d948503bd9faacd97367aba87aff0222a20acd63608bfa424. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/38KGK05EIdQZTH5bFgn9zI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/38KGK05EIdQZTH5bFgn9zI.
  date published: 2026-07-02T03:55:08Z
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Let's Get A Groove～Yo! Hips～
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by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR09209800

MIXED NUTS
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duration: PT4M33S
duration ms: 273333
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR09001890

Soul 2 Soul
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duration: PT4M43S
duration ms: 283813
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by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPU901603112
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x6ad05415884f68d281292933e4fa13fc863437a73b1d45d37d28c01538800359. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5WT3FyJw3BoP6L1gjRlHgn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5WT3FyJw3BoP6L1gjRlHgn.
  date published: 2026-07-02T03:55:08Z
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POLE POLE TAXI
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duration: PT4M2S
duration ms: 242786
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by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
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isrc code: JPSR09306010

Golden Smile
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duration: PT5M12S
duration ms: 312773
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
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isrc code: JPU901100799
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/66dmBMYB39m3TLwDsFEO3u.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/66dmBMYB39m3TLwDsFEO3u
additional property: OTSTimestamp
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  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x145d4788d942a7a36fed20c3872cbb69155c048c3da9c355ab79a7494b5c3307. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/66dmBMYB39m3TLwDsFEO3u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/66dmBMYB39m3TLwDsFEO3u.
  date published: 2026-07-02T11:38:34Z
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Is it over?
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duration: PT3M40S
duration ms: 220240
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPU901000004

Keep it Rock
type: MusicRecording
duration: PT4M13S
duration ms: 253586
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPU901000002

a Love Story (KUBOSSA ver.)
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duration: PT4M39S
duration ms: 279093
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPU901300834

Moondust poetry reading by Kyoko Koizumi
type: MusicRecording
duration: PT4M37S
duration ms: 277333
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPU901000010

Keep Holding U
type: MusicRecording
duration: PT5M59S
duration ms: 359346
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23

Messengers' Rhyme ～Rakushow, it's your Show!～
type: MusicRecording
duration: PT4M18S
duration ms: 258972
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR09907862

Love under the moon
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duration: PT6M14S
duration ms: 374413
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR09001870

NEVER TURN BACK (feat. PRAS)
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duration: PT4M29S
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by artist: Toshinobu Kubota
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  type: MusicAlbum
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Funk It Up
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by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
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isrc code: JPSR09501449

Living For Today (feat. Mos Def)
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duration: PT4M28S
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explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23

Hold Me Down (feat. Angie Stone)
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duration: PT3M24S
duration ms: 204400
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23

TILL SHE COMES
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duration: PT3M57S
duration ms: 237840
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: USSM10010221

Nice & EZ
type: MusicRecording
duration: PT4M41S
duration ms: 281200
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR09501456

SUKIYAKI ～Ue wo muite arukou～
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duration: PT4M20S
duration ms: 260680
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPU901603114

MASQUERADE
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by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23

Just The Two Of Us
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explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2ccb6def2722af6faf98eed741e3a6987713c7b1c92dead76c08424cec0465a9. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1HQGPNLDMFyWNCuTALpmY0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1HQGPNLDMFyWNCuTALpmY0.
  date published: 2026-07-02T03:55:08Z
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Voodoo Woman (feat. Renee Neufville)
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duration: PT4M27S
duration ms: 267946
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23

Corcovado (Quiet Nights of Quiet Stars)
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duration: PT4M34S
duration ms: 274973
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPU901300827

Neva Satisfied
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duration: PT4M26S
duration ms: 266533
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: USSM10400113

PU PU
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duration: PT3M10S
duration ms: 190333
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23

Forever Yours
type: MusicRecording
duration: PT6M14S
duration ms: 374706
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR09314320

3周まわって素でLive!～THE HOUSE PARTY!～
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date published: 2017-09-27
track: ０PENING JAM (LIVE 2017)
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  duration: PT2M37S
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  by artist: Toshinobu Kubota
  in album: 3周まわって素でLive!～THE HOUSE PARTY!～
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track: Shake It Paradise (LIVE 2017)
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You Go Lady
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So Beautiful
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Beautiful People
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LIFE 〜「病院の治しかた」Ver.〜
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Boogie Ride / 空の詩
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Missing (TOSHINOBU KUBOTA CONCERT TOUR '96“Oyeees!”)
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the Beat of Life
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諸行は無常
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Brand New Eyes
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THE BADDEST Ⅳ＆Timeless Hits
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track: 声にできない
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Upside Down
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Free Style
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Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)
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  value: https://artists.proofprofile.net/proofs/track/1v6yDDGGUWGXeVDfR9CmjA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1v6yDDGGUWGXeVDfR9CmjA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T21:18:05Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4","isrc":"JPSR09314260","name":"Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)","registered_at":"2026-06-25T21:53:16Z","spotify_id":"1v6yDDGGUWGXeVDfR9CmjA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1v6yDDGGUWGXeVDfR9CmjA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1v6yDDGGUWGXeVDfR9CmjA.
  date published: 2026-07-03T21:18:05Z
  text: {"copyright_id":"0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4","isrc":"JPSR09314260","name":"Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)","registered_at":"2026-06-25T21:53:16Z","spotify_id":"1v6yDDGGUWGXeVDfR9CmjA","type":"track"}

永遠の翼
type: MusicRecording
duration: PT4M57S
duration ms: 297626
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPSR08915050

Soul 2 Soul
type: MusicRecording
duration: PT4M44S
duration ms: 284146
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPU901603112
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T17:25:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ad05415884f68d281292933e4fa13fc863437a73b1d45d37d28c01538800359
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956484
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956484
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1vAwTZcULLJIg1biw3b9ch.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vAwTZcULLJIg1biw3b9ch
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T10:47:44Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6ad05415884f68d281292933e4fa13fc863437a73b1d45d37d28c01538800359","isrc":"JPU901603112","name":"Soul 2 Soul","registered_at":"2026-06-26T17:25:07Z","spotify_id":"1vAwTZcULLJIg1biw3b9ch","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x6ad05415884f68d281292933e4fa13fc863437a73b1d45d37d28c01538800359. Chain 2 (Bitcoin): anchored in block 956484 (2026-07-03T10:47:44Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1vAwTZcULLJIg1biw3b9ch.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vAwTZcULLJIg1biw3b9ch.
  date published: 2026-07-03T10:47:44Z
  text: {"copyright_id":"0x6ad05415884f68d281292933e4fa13fc863437a73b1d45d37d28c01538800359","isrc":"JPU901603112","name":"Soul 2 Soul","registered_at":"2026-06-26T17:25:07Z","spotify_id":"1vAwTZcULLJIg1biw3b9ch","type":"track"}

LIFE
type: MusicRecording
duration: PT4M48S
duration ms: 288586
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPU901902553

CRY ON YOUR SMILE
type: MusicRecording
duration: PT5M0S
duration ms: 300600
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPSR08719190

You Go Lady
type: MusicRecording
duration: PT4M30S
duration ms: 270640
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPU901800399

You were mine
type: MusicRecording
duration: PT4M42S
duration ms: 282120
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPSR08800410

Cymbals
type: MusicRecording
duration: PT6M1S
duration ms: 361120
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPSR09603690

Loving Power
type: MusicRecording
duration: PT3M36S
duration ms: 216240
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPU901500470

Brand New Eyes
type: MusicRecording
duration: PT3M37S
duration ms: 217493
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST Ⅳ＆Timeless Hits
  type: MusicAlbum
  date published: 2025-09-10
isrc code: JPU902502845

1, 2, Play / Left & Right
type: MusicAlbum
date published: 2025-10-02
track: 1, 2, Play
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175453
  explicit: false
  by artist: Toshinobu Kubota
  in album: 1, 2, Play / Left & Right
    type: MusicAlbum
    date published: 2025-10-02
  isrc code: JPU902503122
track: Left & Right
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223453
  explicit: false
  by artist: Toshinobu Kubota
  in album: 1, 2, Play / Left & Right
    type: MusicAlbum
    date published: 2025-10-02
  isrc code: JPU902503123

FOREVER YOURS
type: MusicRecording
duration: PT6M31S
duration ms: 391173
explicit: false
by artist: Toshinobu Kubota
by artist: Alyson Williams
in album: FOREVER YOURS
  type: MusicAlbum
  date published: 1991-03-21
isrc code: JPSR09101690

MAMA UDONGO
type: MusicRecording
duration: PT6M32S
duration ms: 392893
explicit: false
by artist: Toshinobu Kubota
in album: FOREVER YOURS
  type: MusicAlbum
  date published: 1991-03-21

夢 with You ~A CAPPELLA
type: MusicRecording
duration: PT5M19S
duration ms: 319893
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314180

Dance If You Want It
type: MusicRecording
duration: PT4M33S
duration ms: 273773
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09366609
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T07:09:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ef154ba4710745950a0443969f09978ff633b54da3c10dd7e09d8091b2654f0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6IUO2iY6s37lS2h6Q0Rn0k.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6IUO2iY6s37lS2h6Q0Rn0k
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6ef154ba4710745950a0443969f09978ff633b54da3c10dd7e09d8091b2654f0","isrc":"JPSR09366609","name":"Dance If You Want It","registered_at":"2026-06-23T07:09:08Z","spotify_id":"6IUO2iY6s37lS2h6Q0Rn0k","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x6ef154ba4710745950a0443969f09978ff633b54da3c10dd7e09d8091b2654f0. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6IUO2iY6s37lS2h6Q0Rn0k.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6IUO2iY6s37lS2h6Q0Rn0k.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x6ef154ba4710745950a0443969f09978ff633b54da3c10dd7e09d8091b2654f0","isrc":"JPSR09366609","name":"Dance If You Want It","registered_at":"2026-06-23T07:09:08Z","spotify_id":"6IUO2iY6s37lS2h6Q0Rn0k","type":"track"}

GIVE YOU MY LOVE
type: MusicRecording
duration: PT4M15S
duration ms: 255933
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314200
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T14:12:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaac9914845c2ffd93812c9e4f2473cf1ee83be017cd09e6f190e5a41e4680a15
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3Xex32DRf5P9Kq8ZfV4oY6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Xex32DRf5P9Kq8ZfV4oY6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaac9914845c2ffd93812c9e4f2473cf1ee83be017cd09e6f190e5a41e4680a15","isrc":"JPSR09314200","name":"GIVE YOU MY LOVE","registered_at":"2026-06-24T14:12:38Z","spotify_id":"3Xex32DRf5P9Kq8ZfV4oY6","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xaac9914845c2ffd93812c9e4f2473cf1ee83be017cd09e6f190e5a41e4680a15. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Xex32DRf5P9Kq8ZfV4oY6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Xex32DRf5P9Kq8ZfV4oY6.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xaac9914845c2ffd93812c9e4f2473cf1ee83be017cd09e6f190e5a41e4680a15","isrc":"JPSR09314200","name":"GIVE YOU MY LOVE","registered_at":"2026-06-24T14:12:38Z","spotify_id":"3Xex32DRf5P9Kq8ZfV4oY6","type":"track"}

Love Reborn
type: MusicRecording
duration: PT4M43S
duration ms: 283800
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314210
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T07:06:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb4c9cc93b8a5ead2c8620391e2fc20db95910f33f761eafa7c1d192aa35d4636
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4kiFo0WwN866qlIGpPG8Rq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4kiFo0WwN866qlIGpPG8Rq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb4c9cc93b8a5ead2c8620391e2fc20db95910f33f761eafa7c1d192aa35d4636","isrc":"JPSR09314210","name":"Love Reborn","registered_at":"2026-06-20T07:06:27Z","spotify_id":"4kiFo0WwN866qlIGpPG8Rq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xb4c9cc93b8a5ead2c8620391e2fc20db95910f33f761eafa7c1d192aa35d4636. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4kiFo0WwN866qlIGpPG8Rq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4kiFo0WwN866qlIGpPG8Rq.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xb4c9cc93b8a5ead2c8620391e2fc20db95910f33f761eafa7c1d192aa35d4636","isrc":"JPSR09314210","name":"Love Reborn","registered_at":"2026-06-20T07:06:27Z","spotify_id":"4kiFo0WwN866qlIGpPG8Rq","type":"track"}

雨音
type: MusicRecording
duration: PT4M16S
duration ms: 256933
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314220
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T21:53:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x64146f1ed5cae43ab5d0721718e95493586d5e891a7f8b544cc736f18b25d374
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7nliqmNRtqSaGzYdKJvvax.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nliqmNRtqSaGzYdKJvvax
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x64146f1ed5cae43ab5d0721718e95493586d5e891a7f8b544cc736f18b25d374","isrc":"JPSR09314220","name":"雨音","registered_at":"2026-06-25T21:53:04Z","spotify_id":"7nliqmNRtqSaGzYdKJvvax","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x64146f1ed5cae43ab5d0721718e95493586d5e891a7f8b544cc736f18b25d374. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7nliqmNRtqSaGzYdKJvvax.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nliqmNRtqSaGzYdKJvvax.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x64146f1ed5cae43ab5d0721718e95493586d5e891a7f8b544cc736f18b25d374","isrc":"JPSR09314220","name":"雨音","registered_at":"2026-06-25T21:53:04Z","spotify_id":"7nliqmNRtqSaGzYdKJvvax","type":"track"}

Be Wanabee
type: MusicRecording
duration: PT5M11S
duration ms: 311533
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314230

High Roller
type: MusicRecording
duration: PT4M50S
duration ms: 290466
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314240

君に会いたい
type: MusicRecording
duration: PT4M53S
duration ms: 293000
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314250

Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)
type: MusicRecording
duration: PT5M26S
duration ms: 326226
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314260
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T21:53:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0zYeSQ4QPhcXEgTzkgNNN1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0zYeSQ4QPhcXEgTzkgNNN1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4","isrc":"JPSR09314260","name":"Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)","registered_at":"2026-06-25T21:53:16Z","spotify_id":"0zYeSQ4QPhcXEgTzkgNNN1","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0zYeSQ4QPhcXEgTzkgNNN1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0zYeSQ4QPhcXEgTzkgNNN1.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x15fbe1a9d00be16cc30c960adce0275043f8934680f37592ea02611066d4a1a4","isrc":"JPSR09314260","name":"Indigo Waltz '93 (DEDICATE TO MICHAEL C.HOFFMAN)","registered_at":"2026-06-25T21:53:16Z","spotify_id":"0zYeSQ4QPhcXEgTzkgNNN1","type":"track"}

MAMA UDONGO ~まぶたの中に...~
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duration: PT6M21S
duration ms: 381933
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314270

Keep On JAMMIN'
type: MusicRecording
duration: PT5M59S
duration ms: 359000
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09366619

ふたりのオルケスタ
type: MusicRecording
duration: PT5M14S
duration ms: 314840
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314290

夢 with You
type: MusicRecording
duration: PT5M25S
duration ms: 325493
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09362229
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T12:31:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x829fdbfcd9020c7995a4fa6bcd75ceeb9d6e157ef6cb197ca2432dce12639224
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3yU5O7II7CEV07MdPz61Jh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3yU5O7II7CEV07MdPz61Jh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x829fdbfcd9020c7995a4fa6bcd75ceeb9d6e157ef6cb197ca2432dce12639224","isrc":"JPSR09362229","name":"夢 with You","registered_at":"2026-06-08T12:31:31Z","spotify_id":"3yU5O7II7CEV07MdPz61Jh","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x829fdbfcd9020c7995a4fa6bcd75ceeb9d6e157ef6cb197ca2432dce12639224. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3yU5O7II7CEV07MdPz61Jh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3yU5O7II7CEV07MdPz61Jh.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x829fdbfcd9020c7995a4fa6bcd75ceeb9d6e157ef6cb197ca2432dce12639224","isrc":"JPSR09362229","name":"夢 with You","registered_at":"2026-06-08T12:31:31Z","spotify_id":"3yU5O7II7CEV07MdPz61Jh","type":"track"}

Moving Target
type: MusicRecording
duration: PT4M4S
duration ms: 244333
explicit: false
by artist: Toshinobu Kubota
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314310

Forever Yours
type: MusicRecording
duration: PT6M13S
duration ms: 373906
explicit: false
by artist: Toshinobu Kubota
by artist: Alyson Williams
in album: THE BADDEST II
  type: MusicAlbum
  date published: 1993-09-22
isrc code: JPSR09314320

M☆A☆G☆I☆C
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duration: PT4M53S
duration ms: 293680
explicit: false
by artist: Toshinobu Kubota
by artist: KREVA
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR00702041
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T16:08:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8002407c5c1dc17dc7baf30ec1b7ef01ecd335f06ad5e1198cbc1b789b496f2d
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956891
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0Qy3LhIQXowf79YhOd7QuZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Qy3LhIQXowf79YhOd7QuZ
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8002407c5c1dc17dc7baf30ec1b7ef01ecd335f06ad5e1198cbc1b789b496f2d. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Qy3LhIQXowf79YhOd7QuZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Qy3LhIQXowf79YhOd7QuZ.
  date published: 2026-07-06T07:16:32Z
  text: {"copyright_id":"0x8002407c5c1dc17dc7baf30ec1b7ef01ecd335f06ad5e1198cbc1b789b496f2d","isrc":"JPSR00702041","name":"M☆A☆G☆I☆C","registered_at":"2026-06-05T16:08:18Z","spotify_id":"0Qy3LhIQXowf79YhOd7QuZ","type":"track"}

LA･LA･LA LOVE SONG
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duration: PT4M47S
duration ms: 287880
explicit: false
by artist: Toshinobu Kubota
by artist: Naomi Campbell
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR09600556
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T13:38:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xae4a4d549c8358ace180ed857e57d6a6a54f5931f0ab4851d940014619ecb1c7
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7HYfg9IgJFYDSkdtr0kcCE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7HYfg9IgJFYDSkdtr0kcCE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xae4a4d549c8358ace180ed857e57d6a6a54f5931f0ab4851d940014619ecb1c7","isrc":"JPSR09600556","name":"LA･LA･LA LOVE SONG","registered_at":"2026-06-18T13:38:40Z","spotify_id":"7HYfg9IgJFYDSkdtr0kcCE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0xae4a4d549c8358ace180ed857e57d6a6a54f5931f0ab4851d940014619ecb1c7. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7HYfg9IgJFYDSkdtr0kcCE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7HYfg9IgJFYDSkdtr0kcCE.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xae4a4d549c8358ace180ed857e57d6a6a54f5931f0ab4851d940014619ecb1c7","isrc":"JPSR09600556","name":"LA･LA･LA LOVE SONG","registered_at":"2026-06-18T13:38:40Z","spotify_id":"7HYfg9IgJFYDSkdtr0kcCE","type":"track"}

無常
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duration: PT5M36S
duration ms: 336026
explicit: false
by artist: Toshinobu Kubota
by artist: Mos Def
in album: THE BADDEST 〜Collaboration〜
  type: MusicAlbum
  date published: 2016-11-23
isrc code: JPSR00200723