Requisit
type: MusicGroup
genre: dub techno
popularity: 23
followers: 1193
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55e21d5844a2936ae16f23e99df51bda07d2ff5127c1193ca4b3239fd16eaf8f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/31416bbe-4914-4512-8be9-2379326c50f6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/31416bbe-4914-4512-8be9-2379326c50f6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/31416bbe-4914-4512-8be9-2379326c50f6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
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 0x55e21d5844a2936ae16f23e99df51bda07d2ff5127c1193ca4b3239fd16eaf8f. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/31416bbe-4914-4512-8be9-2379326c50f6.json and https://artists.proofprofile.net/proofs/artist/31416bbe-4914-4512-8be9-2379326c50f6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Visa / Years
  type: MusicAlbum
  date published: 2021-04-02
album: Paris Business Trip
  type: MusicAlbum
  date published: 2021-04-14
album: Acer
  type: MusicAlbum
  date published: 2021-05-07
album: Step Closer (EP)
  type: MusicAlbum
  date published: 2021-07-09
album: AAX
  type: MusicAlbum
  date published: 2021-11-08
album: Happy Hour
  type: MusicAlbum
  date published: 2021-12-03
album: aleon
  type: MusicAlbum
  date published: 2021-12-19
album: Mimic Tear
  type: MusicAlbum
  date published: 2022-04-01
album: fall again
  type: MusicAlbum
  date published: 2023-01-10
  track: fall again
    type: MusicRecording
    duration: PT3M32S
    duration ms: 212307
    explicit: false
    by artist: Requisit
    in album: fall again
      type: MusicAlbum
      date published: 2023-01-10
    genre: dub techno
    isrc code: QZFYZ2321196
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T03:20:43+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x96809ac739ec8f0ff224b3f874f0ab9362b615225181b6542bdc7a838d398607
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958234
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958234
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ2321196
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T03:46:09Z
    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 0x96809ac739ec8f0ff224b3f874f0ab9362b615225181b6542bdc7a838d398607. Chain 2 (Bitcoin): anchored in block 958234 (2026-07-16T03:46:09Z), 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/QZFYZ2321196.
      date published: 2026-07-16T03:46:09Z
    audio: fall again
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 130.016
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.844
      additional property: Energy
        type: PropertyValue
        value: 0.465
      additional property: Speechiness
        type: PropertyValue
        value: 0.082
      additional property: Acousticness
        type: PropertyValue
        value: 0.029
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.161
      additional property: Liveness
        type: PropertyValue
        value: 0.085
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.185
      additional property: Loudness (dB)
        type: PropertyValue
        value: -15.444
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: 3
  type: MusicAlbum
  date published: 2023-05-27
  track: blue is the color
    type: MusicRecording
    duration: PT4M4S
    duration ms: 244000
    explicit: false
    by artist: Requisit
    in album: 3
      type: MusicAlbum
      date published: 2023-05-27
    genre: dub techno
    isrc code: QZK6J2393041
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T03:30:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7d3a81ac48bc68c8a66ccc8c651be294792f04044e3e0fc6def80d86c6e83c3d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956476
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956476
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6J2393041
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T09:04:44Z
    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 0x7d3a81ac48bc68c8a66ccc8c651be294792f04044e3e0fc6def80d86c6e83c3d. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/QZK6J2393041.
      date published: 2026-07-03T09:04:44Z
    audio: blue is the color
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 141.989
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: samantha
album: Pilot (EP)
album: Also With Each Other / Believe Me (Single)
album: Continuation (EP)
album: A Secret Third Thing

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.566

Energy
type: PropertyValue
value: 0.599

Speechiness
type: PropertyValue
value: 0.043

Acousticness
type: PropertyValue
value: 0.035

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.104

Valence (Positivity)
type: PropertyValue
value: 0.308

Loudness (dB)
type: PropertyValue
value: -12.323

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Minor

samantha
type: MusicAlbum
date published: 2023-10-06

Pilot (EP)
type: MusicAlbum
date published: 2023-10-31

Also With Each Other / Believe Me (Single)
type: MusicAlbum
date published: 2024-01-26
track: Believe Me
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216750
  explicit: false
  by artist: Requisit
  in album: Also With Each Other / Believe Me (Single)
    type: MusicAlbum
    date published: 2024-01-26
  genre: dub techno
  isrc code: QZWFS2320434
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T07:13:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd69313b525056071dc5b1556f0280d3e376b20e496824bb2162da717cae17667
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956476
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956476
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFS2320434
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T09:04:44Z
  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 0xd69313b525056071dc5b1556f0280d3e376b20e496824bb2162da717cae17667. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/QZWFS2320434.
    date published: 2026-07-03T09:04:44Z
  audio: Believe Me
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 80.022
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.795
    additional property: Energy
      type: PropertyValue
      value: 0.142
    additional property: Speechiness
      type: PropertyValue
      value: 0.913
    additional property: Acousticness
      type: PropertyValue
      value: 0.78
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.026
    additional property: Liveness
      type: PropertyValue
      value: 0.091
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.446
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.367
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Continuation (EP)
type: MusicAlbum
date published: 2024-11-05

A Secret Third Thing
type: MusicAlbum
date published: 2025-07-13