Mc Negrosim
type: MusicGroup
genre: funk carioca
popularity: 20
followers: 281
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ef94846f67155889d8c58f8c794c75726866e3e6c858d5ff8f8d2f7eabec356
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953610
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953610
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/143007ff-06f3-472f-a5bd-b419a1faddec.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/143007ff-06f3-472f-a5bd-b419a1faddec.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/143007ff-06f3-472f-a5bd-b419a1faddec
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T07:58:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4ef94846f67155889d8c58f8c794c75726866e3e6c858d5ff8f8d2f7eabec356","name":"Mc Negrosim","registered_at":"2026-06-14T06:31:35Z","symbol":"NIM0367879","token_address":"0x2d924a743bf9a0e0f681bdbaeef9bcd43fbb0be4","type":"artist","uuid":"143007ff-06f3-472f-a5bd-b419a1faddec"}
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 0x4ef94846f67155889d8c58f8c794c75726866e3e6c858d5ff8f8d2f7eabec356. Chain 2 (Bitcoin): anchored in block 953610 (2026-06-14T07:58:09Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/143007ff-06f3-472f-a5bd-b419a1faddec.json and https://artists.proofprofile.net/proofs/artist/143007ff-06f3-472f-a5bd-b419a1faddec.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T07:58:09Z
  text: {"copyright_id":"0x4ef94846f67155889d8c58f8c794c75726866e3e6c858d5ff8f8d2f7eabec356","name":"Mc Negrosim","registered_at":"2026-06-14T06:31:35Z","symbol":"NIM0367879","token_address":"0x2d924a743bf9a0e0f681bdbaeef9bcd43fbb0be4","type":"artist","uuid":"143007ff-06f3-472f-a5bd-b419a1faddec"}
album: Tão Gatinha
  type: MusicAlbum
  date published: 2019-01-15
album: Festa no Apê
  type: MusicAlbum
  date published: 2019-01-25
album: Joga pra Quem Ta Merecendo
  type: MusicAlbum
  date published: 2019-02-01
album: Ela Disse Que Me Quer
  type: MusicAlbum
  date published: 2019-02-08
album: Vai Tirando a Calcinha!
  type: MusicAlbum
  date published: 2020-01-23
  track: Vai Tirando a Calcinha!
    type: MusicRecording
    duration: PT2M14S
    duration ms: 134400
    explicit: true
    by artist: Mc Negrosim
    in album: Vai Tirando a Calcinha!
      type: MusicAlbum
      date published: 2020-01-23
    genre: funk carioca
    isrc code: US7VG2023137
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T15:57:09+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe14fd98e03701b38bb02997312a754cd5f88fabcb7de9c516fe6b988b5ed8456
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956560
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956560
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7VG2023137
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T23:28:02Z
    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 0xe14fd98e03701b38bb02997312a754cd5f88fabcb7de9c516fe6b988b5ed8456. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/US7VG2023137.
      date published: 2026-07-03T23:28:02Z
    audio: Vai Tirando a Calcinha!
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 148.007
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.667
      additional property: Energy
        type: PropertyValue
        value: 0.501
      additional property: Speechiness
        type: PropertyValue
        value: 0.445
      additional property: Acousticness
        type: PropertyValue
        value: 0.353
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.221
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.894
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.272
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Oi Tbt
  type: MusicAlbum
  date published: 2020-09-05
album: Vambora Mozão
  type: MusicAlbum
  date published: 2021-06-04
album: Mão Na Parede (feat. Dj Cabelão Do Turano)
  type: MusicAlbum
  date published: 2021-11-19
album: Mó Poderzão
  type: MusicAlbum
  date published: 2022-08-17
album: Vem Jogando
  type: MusicAlbum
  date published: 2022-09-01
album: Na Penha Tu Sabe
  type: MusicAlbum
  date published: 2022-11-07
album: Larissinha
  type: MusicAlbum
  date published: 2023-02-03
album: Escolinha ou Selva
  type: MusicAlbum
  date published: 2023-08-24
album: Massagem Relaxante
  type: MusicAlbum
  date published: 2023-12-14
  track: Massagem Relaxante
album: De Carro Bicho na Caixa D'agua e no Castelinho
  type: MusicAlbum
  date published: 2024-02-14
album: PARA DE HISTORINHA
  type: MusicAlbum
  date published: 2025-08-27
track: Bela Tarde
track: Muito Calmo (feat. Pedro Bala)

Massagem Relaxante
type: MusicRecording
duration: PT2M22S
duration ms: 142941
explicit: true
by artist: Mc Negrosim
in album: Massagem Relaxante
  type: MusicAlbum
  date published: 2023-12-14
genre: funk carioca
isrc code: BCHTZ2300172
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T07:21:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x045e11bb36de3380f12b51ca938a5193f82dcec172315df57f29905b8d3d2b65
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BCHTZ2300172
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x045e11bb36de3380f12b51ca938a5193f82dcec172315df57f29905b8d3d2b65. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/BCHTZ2300172.
  date published: 2026-07-02T05:09:12Z
audio: Massagem Relaxante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.487
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.579
  additional property: Energy
    type: PropertyValue
    value: 0.585
  additional property: Speechiness
    type: PropertyValue
    value: 0.079
  additional property: Acousticness
    type: PropertyValue
    value: 0.212
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.253
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.626
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.013
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Bela Tarde
type: MusicRecording
duration: PT3M9S
duration ms: 189332
explicit: false
by artist: Rennan da Penha
by artist: Mc Negrosim
in album: Cannabico
  type: MusicAlbum
  date published: 2023-01-20
isrc code: BRSME2202205
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:28:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0cf1d7768fb4611ea15f3bb471f18f2eae6241a40acacc5144b5c7336b340a9b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRSME2202205
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0cf1d7768fb4611ea15f3bb471f18f2eae6241a40acacc5144b5c7336b340a9b. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/BRSME2202205.
  date published: 2026-07-08T08:56:20Z
audio: Bela Tarde
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.71
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.883
  additional property: Energy
    type: PropertyValue
    value: 0.246
  additional property: Speechiness
    type: PropertyValue
    value: 0.419
  additional property: Acousticness
    type: PropertyValue
    value: 0.757
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.065
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.654
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.897
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Muito Calmo (feat. Pedro Bala)
type: MusicRecording
duration: PT3M5S
duration ms: 185142
explicit: false
by artist: Rennan da Penha
by artist: Mc Negrosim
by artist: Pique Raro
by artist: Pedro Bala
in album: Cannabico
  type: MusicAlbum
  date published: 2023-01-20
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x070d6bc2de0e1448a43a7ff472bebebbff0fdc001f0963c03eff5cc6d4e4d297. Chain 2 (Bitcoin): anchored in block 960247 (2026-07-30T10:42:33Z), 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/BRSME2202204.
  date published: 2026-07-30T10:42:33Z
audio: Muito Calmo (feat. Pedro Bala)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.371
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.611
  additional property: Energy
    type: PropertyValue
    value: 0.22
  additional property: Speechiness
    type: PropertyValue
    value: 0.438
  additional property: Acousticness
    type: PropertyValue
    value: 0.504
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.082
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.373
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.636
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: BRSME2202204
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960247
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T10:42:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRSME2202204
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960247
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960247
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T10:42:33+00:00
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch