The Chef
type: MusicGroup
genre: techno
popularity: 16
followers: 1915
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf9b4a3d052dc2b037186f8605e1eca00fb0573179a05c718bde14eddbc5abffb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953786
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953786
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d6b98e8b-7673-4a27-985b-3b81ccacfadf.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d6b98e8b-7673-4a27-985b-3b81ccacfadf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d6b98e8b-7673-4a27-985b-3b81ccacfadf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T12:56:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf9b4a3d052dc2b037186f8605e1eca00fb0573179a05c718bde14eddbc5abffb","name":"The Chef","registered_at":"2026-06-15T03:08:30Z","symbol":"NIM0663019","token_address":"0xfaf66da8641cfd0c658071f257da885e3970813a","type":"artist","uuid":"d6b98e8b-7673-4a27-985b-3b81ccacfadf"}
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 0xf9b4a3d052dc2b037186f8605e1eca00fb0573179a05c718bde14eddbc5abffb. Chain 2 (Bitcoin): anchored in block 953786 (2026-06-15T12:56:12Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d6b98e8b-7673-4a27-985b-3b81ccacfadf.json and https://artists.proofprofile.net/proofs/artist/d6b98e8b-7673-4a27-985b-3b81ccacfadf.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T12:56:12Z
  text: {"copyright_id":"0xf9b4a3d052dc2b037186f8605e1eca00fb0573179a05c718bde14eddbc5abffb","name":"The Chef","registered_at":"2026-06-15T03:08:30Z","symbol":"NIM0663019","token_address":"0xfaf66da8641cfd0c658071f257da885e3970813a","type":"artist","uuid":"d6b98e8b-7673-4a27-985b-3b81ccacfadf"}
album: Travelling the World
  type: MusicAlbum
  date published: 2017-04-03
album: Travelling the World
  type: MusicAlbum
  date published: 2017-04-03
  track: Port of Miami
    type: MusicRecording
    duration: PT7M35S
    duration ms: 455632
    explicit: false
    by artist: The Chef
    in album: Travelling the World
      type: MusicAlbum
      date published: 2017-04-03
    genre: techno
    isrc code: UKJJM1700005
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T15:45:24+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x55690d367a9aad9a16db4da19b99f2c5b5df937208324ea09d1f6dc03eddd088
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958576
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958576
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKJJM1700005
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T16:22:28Z
    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 0x55690d367a9aad9a16db4da19b99f2c5b5df937208324ea09d1f6dc03eddd088. Chain 2 (Bitcoin): anchored in block 958576 (2026-07-18T16:22:28Z), 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/UKJJM1700005.
      date published: 2026-07-18T16:22:28Z
    audio: Port of Miami
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 127.99
      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: 0.672
      additional property: Energy
        type: PropertyValue
        value: 0.914
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.009
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.903
      additional property: Liveness
        type: PropertyValue
        value: 0.087
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.032
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.736
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Sweet Potatoes
    type: MusicRecording
    duration: PT6M18S
    duration ms: 378757
    explicit: false
    by artist: The Chef
    in album: Travelling the World
      type: MusicAlbum
      date published: 2017-04-03
    genre: techno
    isrc code: UKJJM1700003
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T14:57:12+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x141e0b748fc2d51d480ed9a5d0fb5c88e98704d0f25c7ac6176ca99d634381c0
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956551
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956551
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKJJM1700003
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T21:18:05Z
    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 0x141e0b748fc2d51d480ed9a5d0fb5c88e98704d0f25c7ac6176ca99d634381c0. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/UKJJM1700003.
      date published: 2026-07-03T21:18:05Z
    audio: Sweet Potatoes
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 128
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.727
      additional property: Energy
        type: PropertyValue
        value: 0.706
      additional property: Speechiness
        type: PropertyValue
        value: 0.041
      additional property: Acousticness
        type: PropertyValue
        value: 0.047
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.895
      additional property: Liveness
        type: PropertyValue
        value: 0.106
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Life Cycles
album: Unity
album: Rock 'n Rollin
album: Fall Forward
album: On The Floor
album: CHASE
album: Destroy
album: Don’t Give Up
album: Everyday

Valence (Positivity)
type: PropertyValue
value: 0.062

Loudness (dB)
type: PropertyValue
value: -12.336

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Minor

Travelling the World
type: MusicAlbum
date published: 2017-04-03

Life Cycles
type: MusicAlbum
date published: 2017-09-25

Life Cycles
type: MusicAlbum
date published: 2017-09-25

Life Cycles
type: MusicAlbum
date published: 2017-09-25

Unity
type: MusicAlbum
date published: 2017-10-23
track: Mount Everest
  type: MusicRecording
  duration: PT7M37S
  duration ms: 457500
  explicit: false
  by artist: The Chef
  in album: Unity
    type: MusicAlbum
    date published: 2017-10-23
  genre: techno
  isrc code: UKJJM1700027
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T19:29:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x013aee2b98b49d3772844a71630fc73f5b15c6940528e6d492289650c9aeca77
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958774
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958774
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKJJM1700027
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T22:31:49Z
  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 0x013aee2b98b49d3772844a71630fc73f5b15c6940528e6d492289650c9aeca77. Chain 2 (Bitcoin): anchored in block 958774 (2026-07-19T22:31:49Z), 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/UKJJM1700027.
    date published: 2026-07-19T22:31:49Z
  audio: Mount Everest
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 128.016
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.651
    additional property: Energy
      type: PropertyValue
      value: 0.733
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.05
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.891
    additional property: Liveness
      type: PropertyValue
      value: 0.198
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.03
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.751
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

Unity
type: MusicAlbum
date published: 2017-10-23

Unity
type: MusicAlbum
date published: 2017-10-23

Rock 'n Rollin
type: MusicAlbum
date published: 2020-06-22

Fall Forward
type: MusicAlbum
date published: 2021-01-29

On The Floor
type: MusicAlbum
date published: 2021-02-05

CHASE
type: MusicAlbum
date published: 2021-10-15

CHASE
type: MusicAlbum
date published: 2021-10-15

Destroy
type: MusicAlbum
date published: 2021-10-22

Destroy
type: MusicAlbum
date published: 2021-10-22

Don’t Give Up
type: MusicAlbum
date published: 2021-12-10

Everyday
type: MusicAlbum
date published: 2021-12-24