Marquinho & Gilbert
type: MusicGroup
genre: brazilian evangelical music
popularity: 21
followers: 664
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x716cdb88b3f8c73995730316a32de183cdf0eccebbeceb40c27103e84aaa9bf9
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/71100595-668c-49c0-8ca3-afa869a6ec1e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/71100595-668c-49c0-8ca3-afa869a6ec1e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/71100595-668c-49c0-8ca3-afa869a6ec1e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x716cdb88b3f8c73995730316a32de183cdf0eccebbeceb40c27103e84aaa9bf9","name":"Marquinho & Gilbert","registered_at":"2026-06-12T00:52:14Z","symbol":"NIM0148017","token_address":"0xf3f9cbfcc145cceb02788ac94f345cbd32e046bc","type":"artist","uuid":"71100595-668c-49c0-8ca3-afa869a6ec1e"}
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 0x716cdb88b3f8c73995730316a32de183cdf0eccebbeceb40c27103e84aaa9bf9. 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/71100595-668c-49c0-8ca3-afa869a6ec1e.json and https://artists.proofprofile.net/proofs/artist/71100595-668c-49c0-8ca3-afa869a6ec1e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x716cdb88b3f8c73995730316a32de183cdf0eccebbeceb40c27103e84aaa9bf9","name":"Marquinho & Gilbert","registered_at":"2026-06-12T00:52:14Z","symbol":"NIM0148017","token_address":"0xf3f9cbfcc145cceb02788ac94f345cbd32e046bc","type":"artist","uuid":"71100595-668c-49c0-8ca3-afa869a6ec1e"}
album: Marquinho & Gilbert Interpretam Vida Reluz
  type: MusicAlbum
  date published: 2004-04-19
  track: Venho, Senhor
    type: MusicRecording
    duration: PT4M14S
    duration ms: 254280
    explicit: false
    by artist: Marquinho & Gilbert
    in album: Marquinho & Gilbert Interpretam Vida Reluz
      type: MusicAlbum
      date published: 2004-04-19
    genre: brazilian evangelical music
    isrc code: BRCMP0400185
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T05:23:12+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4875ac8933155212159ffa1fac94c3b0892b512c50dc3fbfd4caf5791ae6f1e1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958104
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958104
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRCMP0400185
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T05:34:05Z
    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 0x4875ac8933155212159ffa1fac94c3b0892b512c50dc3fbfd4caf5791ae6f1e1. Chain 2 (Bitcoin): anchored in block 958104 (2026-07-15T05:34:05Z), 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/BRCMP0400185.
      date published: 2026-07-15T05:34:05Z
    audio: Venho, Senhor
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 83.701
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.515
      additional property: Energy
        type: PropertyValue
        value: 0.083
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.949
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.657
      additional property: Liveness
        type: PropertyValue
        value: 0.109
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.204
      additional property: Loudness (dB)
        type: PropertyValue
        value: -16.498
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Marquinho & Gilbert Interpretam Fábio de Melo
  type: MusicAlbum
  date published: 2005-12-16
album: Marquinho & Gilbert Interpretam Walmir Alencar
  type: MusicAlbum
  date published: 2008-04-09
album: Marquinho & Gilbert Interpretam Pe. Zezinho SCJ
  type: MusicAlbum
  date published: 2010
  track: Utopia
    type: MusicRecording
    duration: PT4M11S
    duration ms: 251520
    explicit: false
    by artist: Marquinho & Gilbert
    in album: Marquinho & Gilbert Interpretam Pe. Zezinho SCJ
      type: MusicAlbum
      date published: 2010
    genre: brazilian evangelical music
    isrc code: BRCMP1000219
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T22:46:58+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xee92604cea5f0bd2011e8ad7869a2df0775f565fbd757bf26cc55d52c9529c17
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957771
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957771
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRCMP1000219
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T23:27:28Z
    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 0xee92604cea5f0bd2011e8ad7869a2df0775f565fbd757bf26cc55d52c9529c17. Chain 2 (Bitcoin): anchored in block 957771 (2026-07-12T23:27:28Z), 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/BRCMP1000219.
      date published: 2026-07-12T23:27:28Z
    audio: Utopia
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 149.729
      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: 0.486
      additional property: Energy
        type: PropertyValue
        value: 0.21
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.955
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Marquinho & Gilbert (Interpretam Clássicos Natalinos)

Instrumentalness
type: PropertyValue
value: 0.122

Liveness
type: PropertyValue
value: 0.118

Valence (Positivity)
type: PropertyValue
value: 0.406

Loudness (dB)
type: PropertyValue
value: -8.356

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

Marquinho & Gilbert (Interpretam Clássicos Natalinos)
type: MusicAlbum
date published: 2012-10-24
track: Vinde, Cristãos
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174706
  explicit: false
  by artist: Marquinho & Gilbert
  in album: Marquinho & Gilbert (Interpretam Clássicos Natalinos)
    type: MusicAlbum
    date published: 2012-10-24
  genre: brazilian evangelical music
  isrc code: BRCMP1200118
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T05:28:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x48727d82ea72eb96386ac922cb75cd127b196cc7a781d99429d073caf702ce48
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958373
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958373
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRCMP1200118
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T06:09:33Z
  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 0x48727d82ea72eb96386ac922cb75cd127b196cc7a781d99429d073caf702ce48. Chain 2 (Bitcoin): anchored in block 958373 (2026-07-17T06:09:33Z), 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/BRCMP1200118.
    date published: 2026-07-17T06:09:33Z
  audio: Vinde, Cristãos
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 100.063
    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: 0.654
    additional property: Energy
      type: PropertyValue
      value: 0.26
    additional property: Speechiness
      type: PropertyValue
      value: 0.029
    additional property: Acousticness
      type: PropertyValue
      value: 0.931
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.875
    additional property: Liveness
      type: PropertyValue
      value: 0.218
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.456
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.058
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major