U.for
type: MusicGroup
genre: j-r&b
popularity: 7
followers: 517
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x88da2be2b776fd501ed33e34064901b2d97bb0404de3eddfd967e8a6bbba5b06
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5e800544-7cce-45fa-99e3-54b5d598fb29.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5e800544-7cce-45fa-99e3-54b5d598fb29.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5e800544-7cce-45fa-99e3-54b5d598fb29
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88da2be2b776fd501ed33e34064901b2d97bb0404de3eddfd967e8a6bbba5b06. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5e800544-7cce-45fa-99e3-54b5d598fb29.json and https://artists.proofprofile.net/proofs/artist/5e800544-7cce-45fa-99e3-54b5d598fb29.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
album: Give Meee (feat. Masaya)
  type: MusicAlbum
  date published: 2020-02-20
album: Give Meee (feat. Masaya)
  type: MusicAlbum
  date published: 2020-02-20
album: JUST LET IT GO (feat. DAISY)
  type: MusicAlbum
  date published: 2020-02-27
album: JUST LET IT GO (feat. DAISY)
  type: MusicAlbum
  date published: 2020-02-27
album: kimi ni move heart
  type: MusicAlbum
  date published: 2020-03-05
album: TEARS -aile-
  type: MusicAlbum
  date published: 2020-03-12
album: TEARS -aile-
  type: MusicAlbum
  date published: 2020-03-12
album: The Feeling
  type: MusicAlbum
  date published: 2020-07-04
album: Transformer
  type: MusicAlbum
  date published: 2021-01-04
album: Be myself
  type: MusicAlbum
  date published: 2022-02-11
album: Be myself
  type: MusicAlbum
  date published: 2022-02-11
album: A love story of meeting you in this wide world
  type: MusicAlbum
  date published: 2022-06-15
album: EVERGREEN
  type: MusicAlbum
  date published: 2022-08-30
album: Fader
  type: MusicAlbum
  date published: 2022-09-28
album: Fader (feat. SMOOTH)
  type: MusicAlbum
  date published: 2022-10-12
  track: Fader (feat. SMOOTH)
    type: MusicRecording
    duration: PT3M39S
    duration ms: 219705
    explicit: false
    by artist: U.for
    in album: Fader (feat. SMOOTH)
      type: MusicAlbum
      date published: 2022-10-12
    genre: j-r&b
    isrc code: TCJPT2204012
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T10:33:25+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x153f81eca9819927d71674b68d2b3f4f381f419049e2216e50335846cdc59462
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956822
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956822
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPT2204012
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T18:48:28Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x153f81eca9819927d71674b68d2b3f4f381f419049e2216e50335846cdc59462. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPT2204012.
      date published: 2026-07-05T18:48:28Z
    audio: Fader (feat. SMOOTH)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 84.969
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.705
      additional property: Energy
        type: PropertyValue
        value: 0.524
      additional property: Speechiness
        type: PropertyValue
        value: 0.165
      additional property: Acousticness
        type: PropertyValue
        value: 0.454
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.084
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.861
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.917
      additional property: Key Name
        type: PropertyValue
        value: Eb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Fader (feat. SMOOTH)
  type: MusicAlbum
  date published: 2022-10-12
  track: Fader (feat. SMOOTH)
    type: MusicRecording
    duration: PT3M39S
    duration ms: 219705
    explicit: false
    by artist: U.for
    in album: Fader (feat. SMOOTH)
      type: MusicAlbum
      date published: 2022-10-12
    genre: j-r&b
    isrc code: TCJPT2204012
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T10:33:25+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x153f81eca9819927d71674b68d2b3f4f381f419049e2216e50335846cdc59462
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956822
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956822
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPT2204012
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T18:48:28Z
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Fader (feat. SMOOTH)
album: Fader (feat. Gear 2nd)
album: Fader (feat. PEACE)
album: Fader (feat. BGY)
album: Fader (feat. Hawk)
album: Fader ~many love affairs~
album: Fader 〜many love affairs〜
album: Chapter
album: The Call
album: Meimu
album: Freedom
album: 弱気なbaby
album: Yowaki na baby
album: Bang Bang
album: FLAVA
album: FEEL LIKE
album: HERO
album: Finale

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x153f81eca9819927d71674b68d2b3f4f381f419049e2216e50335846cdc59462. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPT2204012.
date published: 2026-07-05T18:48:28Z

Fader (feat. SMOOTH)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 84.969
additional property: Musical Key
  type: PropertyValue
  value: 3
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.705
additional property: Energy
  type: PropertyValue
  value: 0.524
additional property: Speechiness
  type: PropertyValue
  value: 0.165
additional property: Acousticness
  type: PropertyValue
  value: 0.454
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.084
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.861
additional property: Loudness (dB)
  type: PropertyValue
  value: -6.917
additional property: Key Name
  type: PropertyValue
  value: Eb
additional property: Mode Name
  type: PropertyValue
  value: Major

Fader (feat. Gear 2nd)
type: MusicAlbum
date published: 2022-10-26

Fader (feat. Gear 2nd)
type: MusicAlbum
date published: 2022-10-26

Fader (feat. PEACE)
type: MusicAlbum
date published: 2022-11-09

Fader (feat. BGY)
type: MusicAlbum
date published: 2022-11-23

Fader (feat. BGY)
type: MusicAlbum
date published: 2022-11-23

Fader (feat. Hawk)
type: MusicAlbum
date published: 2022-12-07
track: Fader (feat. Hawk)
  type: MusicRecording
  duration: PT3M39S
  duration ms: 219705
  explicit: false
  by artist: U.for
  in album: Fader (feat. Hawk)
    type: MusicAlbum
    date published: 2022-12-07
  genre: j-r&b
  isrc code: TCJPT2275431
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T06:22:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbccaa9938b716df93a6120d7d83a9826a2a9302da1c26688fb834d0192fbde68
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956790
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956790
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPT2275431
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T12:31:54Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbccaa9938b716df93a6120d7d83a9826a2a9302da1c26688fb834d0192fbde68. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPT2275431.
    date published: 2026-07-05T12:31:54Z
  audio: Fader (feat. Hawk)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 84.428
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.5
    additional property: Energy
      type: PropertyValue
      value: 0.576
    additional property: Speechiness
      type: PropertyValue
      value: 0.216
    additional property: Acousticness
      type: PropertyValue
      value: 0.448
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.082
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.864
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.026
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Fader (feat. Hawk)
type: MusicAlbum
date published: 2022-12-07

Fader ~many love affairs~
type: MusicAlbum
date published: 2022-12-21

Fader 〜many love affairs〜
type: MusicAlbum
date published: 2022-12-21

Chapter
type: MusicAlbum
date published: 2023-03-15

Chapter
type: MusicAlbum
date published: 2023-03-15

The Call
type: MusicAlbum
date published: 2023-05-10

The Call
type: MusicAlbum
date published: 2023-05-10

Meimu
type: MusicAlbum
date published: 2023-06-21

Freedom
type: MusicAlbum
date published: 2023-07-26

Freedom
type: MusicAlbum
date published: 2023-07-26

弱気なbaby
type: MusicAlbum
date published: 2023-08-28

Yowaki na baby
type: MusicAlbum
date published: 2023-08-28

Bang Bang
type: MusicAlbum
date published: 2023-09-20

Bang Bang
type: MusicAlbum
date published: 2023-09-20

FLAVA
type: MusicAlbum
date published: 2023-10-16

FLAVA
type: MusicAlbum
date published: 2023-10-16

FEEL LIKE
type: MusicAlbum
date published: 2023-12-27

FEEL LIKE
type: MusicAlbum
date published: 2023-12-27

HERO
type: MusicAlbum
date published: 2024-02-26

HERO
type: MusicAlbum
date published: 2024-02-26

Finale
type: MusicAlbum
date published: 2024-05-08

Finale
type: MusicAlbum
date published: 2024-05-08