Doug & Jeff
type: MusicGroup
popularity: 16
followers: 5919
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb8f4f58a92d6143ff282547f841c829fb89eb8cf6ab26625d5a8c807ed3436da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953701
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953701
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7680e715-df6b-427b-b7dc-6936fd036261.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7680e715-df6b-427b-b7dc-6936fd036261.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7680e715-df6b-427b-b7dc-6936fd036261
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T22:16:40Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb8f4f58a92d6143ff282547f841c829fb89eb8cf6ab26625d5a8c807ed3436da","name":"Doug & Jeff","registered_at":"2026-06-14T16:55:38Z","symbol":"NIM0516781","token_address":"0xa90fe0cb55840f050fbb4e66ffb36bb5a80f1cc5","type":"artist","uuid":"7680e715-df6b-427b-b7dc-6936fd036261"}
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 0xb8f4f58a92d6143ff282547f841c829fb89eb8cf6ab26625d5a8c807ed3436da. Chain 2 (Bitcoin): anchored in block 953701 (2026-06-14T22:16:40Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7680e715-df6b-427b-b7dc-6936fd036261.json and https://artists.proofprofile.net/proofs/artist/7680e715-df6b-427b-b7dc-6936fd036261.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:16:40Z
  text: {"copyright_id":"0xb8f4f58a92d6143ff282547f841c829fb89eb8cf6ab26625d5a8c807ed3436da","name":"Doug & Jeff","registered_at":"2026-06-14T16:55:38Z","symbol":"NIM0516781","token_address":"0xa90fe0cb55840f050fbb4e66ffb36bb5a80f1cc5","type":"artist","uuid":"7680e715-df6b-427b-b7dc-6936fd036261"}
album: Barre Tendre
  type: MusicAlbum
  date published: 2022-05-20
album: Barre Tendre
  type: MusicAlbum
  date published: 2022-05-20
album: Mon Chaw
  type: MusicAlbum
  date published: 2022-07-29
album: Mon Chaw
  type: MusicAlbum
  date published: 2022-07-29
album: GANGSTA GANGSTA
  type: MusicAlbum
  date published: 2022-10-14
album: GANGSTA GANGSTA (feat. Ryze Hendricks)
  type: MusicAlbum
  date published: 2022-10-14
  track: GANGSTA GANGSTA (feat. Ryze Hendricks)
    type: MusicRecording
    duration: PT3M39S
    duration ms: 219314
    explicit: true
    by artist: Doug & Jeff
    in album: GANGSTA GANGSTA (feat. Ryze Hendricks)
      type: MusicAlbum
      date published: 2022-10-14
    isrc code: CBBEW2200008
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T09:20:51+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf3b475dc357132b16ef76dff11f52b86653ad3ee81c8ae8e772b649cbcd3ff0c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956576
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956576
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CBBEW2200008
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T02:06:47Z
    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 0xf3b475dc357132b16ef76dff11f52b86653ad3ee81c8ae8e772b649cbcd3ff0c. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), 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/CBBEW2200008.
      date published: 2026-07-04T02:06:47Z
    audio: GANGSTA GANGSTA (feat. Ryze Hendricks)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 180.043
      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: 0.833
      additional property: Energy
        type: PropertyValue
        value: 0.674
      additional property: Speechiness
        type: PropertyValue
        value: 0.294
      additional property: Acousticness
        type: PropertyValue
        value: 0.071
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.057
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.452
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.333
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Cougar de Noël
  type: MusicAlbum
  date published: 2022-11-18
  track: Cougar de Noël
    type: MusicRecording
    duration: PT3M6S
    duration ms: 186238
    explicit: false
    by artist: Doug & Jeff
    in album: Cougar de Noël
      type: MusicAlbum
      date published: 2022-11-18
    isrc code: CBBEW2200009
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T07:37:42+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7735bd121b7fd5ead3080233e5d2d90bbf08d503872af836298a0dfc1dad8fca
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956639
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956639
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CBBEW2200009
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T11:19:20Z
    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 0x7735bd121b7fd5ead3080233e5d2d90bbf08d503872af836298a0dfc1dad8fca. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/CBBEW2200009.
      date published: 2026-07-04T11:19:20Z
    audio: Cougar de Noël
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95.032
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.793
      additional property: Energy
        type: PropertyValue
        value: 0.871
      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: Create 'n' Collaborate
album: Los Tabarnakos
album: LE VIAGRA ENCORE EXPLIQUÉ AUX ENFANTS

Speechiness
type: PropertyValue
value: 0.057

Acousticness
type: PropertyValue
value: 0.18

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.116

Valence (Positivity)
type: PropertyValue
value: 0.292

Loudness (dB)
type: PropertyValue
value: -2.77

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Create 'n' Collaborate
type: MusicAlbum
date published: 2023-02-03

Create 'n' Collaborate
type: MusicAlbum
date published: 2023-02-03
track: Create 'n' Collaborate
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170127
  explicit: false
  by artist: Doug & Jeff
  in album: Create 'n' Collaborate
    type: MusicAlbum
    date published: 2023-02-03
  isrc code: CBBEW2200010
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T09:00:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa9eae74ad22cb01854300098b78cdc2b060ab4e9e5449d91a8771dfedeeebafe
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958857
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958857
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CBBEW2200010
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T12:03:19Z
  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 0xa9eae74ad22cb01854300098b78cdc2b060ab4e9e5449d91a8771dfedeeebafe. Chain 2 (Bitcoin): anchored in block 958857 (2026-07-20T12:03:19Z), 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/CBBEW2200010.
    date published: 2026-07-20T12:03:19Z
  audio: Create 'n' Collaborate
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.977
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.873
    additional property: Energy
      type: PropertyValue
      value: 0.702
    additional property: Speechiness
      type: PropertyValue
      value: 0.106
    additional property: Acousticness
      type: PropertyValue
      value: 0.358
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.017
    additional property: Liveness
      type: PropertyValue
      value: 0.105
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.485
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.428
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Los Tabarnakos
type: MusicAlbum
date published: 2023-07-07

Los Tabarnakos
type: MusicAlbum
date published: 2023-07-07

LE VIAGRA ENCORE EXPLIQUÉ AUX ENFANTS
type: MusicAlbum
date published: 2023-12-01
track: LE VIAGRA ENCORE EXPLIQUÉ AUX ENFANTS
  type: MusicRecording
  duration: PT2M37S
  duration ms: 157294
  explicit: false
  by artist: Doug & Jeff
  in album: LE VIAGRA ENCORE EXPLIQUÉ AUX ENFANTS
    type: MusicAlbum
    date published: 2023-12-01
  isrc code: CBBEW2200012
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T09:56:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe59835090356cd706cd0779d6571b65dbfcb639473f26769c82278f924b4638e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958142
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958142
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CBBEW2200012
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T12:57:52Z
  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 0xe59835090356cd706cd0779d6571b65dbfcb639473f26769c82278f924b4638e. Chain 2 (Bitcoin): anchored in block 958142 (2026-07-15T12:57:52Z), 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/CBBEW2200012.
    date published: 2026-07-15T12:57:52Z
  audio: LE VIAGRA ENCORE EXPLIQUÉ AUX ENFANTS
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 133.157
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.879
    additional property: Energy
      type: PropertyValue
      value: 0.691
    additional property: Speechiness
      type: PropertyValue
      value: 0.167
    additional property: Acousticness
      type: PropertyValue
      value: 0.318
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.189
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.399
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.704
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major