Polo na Voz
type: MusicGroup
genre: brega
genre: brega funk
popularity: 3
followers: 1680
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xefc427826e84c5faaf5cf5c289ab7dc24f5bc49922dc858c7959faf31716c64a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954618
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954618
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c8fa694d-c331-45f8-83d4-11d5f25a003f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c8fa694d-c331-45f8-83d4-11d5f25a003f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c8fa694d-c331-45f8-83d4-11d5f25a003f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T23:05:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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 0xefc427826e84c5faaf5cf5c289ab7dc24f5bc49922dc858c7959faf31716c64a. Chain 2 (Bitcoin): anchored in block 954618 (2026-06-20T23:05:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c8fa694d-c331-45f8-83d4-11d5f25a003f.json and https://artists.proofprofile.net/proofs/artist/c8fa694d-c331-45f8-83d4-11d5f25a003f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T23:05:13Z
  text: {"copyright_id":"0xefc427826e84c5faaf5cf5c289ab7dc24f5bc49922dc858c7959faf31716c64a","name":"Polo na Voz","registered_at":"2026-06-20T22:19:17Z","symbol":"NIM1732115","token_address":"0xf9edc16c025f0807efc3db210943d8c13538b819","type":"artist","uuid":"c8fa694d-c331-45f8-83d4-11d5f25a003f"}
album: Me Soca Bolado
  type: MusicAlbum
  date published: 2023-03-29
album: Tropa do 157
  type: MusicAlbum
  date published: 2023-04-17
album: Tropa do 157
  type: MusicAlbum
  date published: 2023-04-17
  track: Tropa do 157 (feat. Mc Polo)
    type: MusicRecording
    duration: PT2M32S
    duration ms: 152278
    explicit: true
    by artist: Polo na Voz
    in album: Tropa do 157
      type: MusicAlbum
      date published: 2023-04-17
    genre: brega
    genre: brega funk
    isrc code: ESA112306415
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T17:27:05+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x834bd598c3ff6d6b8a77761cef46ce3af0b3439d79f616cda146ac611e8790a5
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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      value: 956826
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956826
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA112306415
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T19:27:56Z
    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 0x834bd598c3ff6d6b8a77761cef46ce3af0b3439d79f616cda146ac611e8790a5. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/ESA112306415.
      date published: 2026-07-05T19:27:56Z
    audio: Tropa do 157 (feat. Mc Polo)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 165.29
      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: 0.606
      additional property: Energy
        type: PropertyValue
        value: 0.896
      additional property: Speechiness
        type: PropertyValue
        value: 0.281
      additional property: Acousticness
        type: PropertyValue
        value: 0.445
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.29
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.89
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.622
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Morena Gostosa
  type: MusicAlbum
  date published: 2023-04-24
album: Barraco de Traficante
  type: MusicAlbum
  date published: 2023-04-26
album: Comeu Minha Buceta
  type: MusicAlbum
  date published: 2023-05-03
album: Eu Vou Sentando Mais
  type: MusicAlbum
  date published: 2023-05-17
album: Bandido Faixa Preta
  type: MusicAlbum
  date published: 2023-06-05
album: Nois Desce pra Pista
  type: MusicAlbum
  date published: 2023-06-14
album: Doidona
  type: MusicAlbum
  date published: 2023-06-16
album: Ela Se Envolve
  type: MusicAlbum
  date published: 2023-06-25
album: Tropa do 157 2
  type: MusicAlbum
  date published: 2023-07-12
album: O Barraco Cheio de Flagrante
  type: MusicAlbum
  date published: 2024-12-18
album: Famoso Mete Bala
  type: MusicAlbum
  date published: 2025-01-02
album: Eu Fico de 4 pra Tu e Tu Vem Botando em Mim
  type: MusicAlbum
  date published: 2025-06-30
  track: Eu Fico de 4 pra Tu e Tu Vem Botando em Mim
    type: MusicRecording
    duration: PT2M33S
    duration ms: 153787
    explicit: true
    by artist: Polo na Voz
    in album: Eu Fico de 4 pra Tu e Tu Vem Botando em Mim
      type: MusicAlbum
      date published: 2025-06-30
    genre: brega
    genre: brega funk
    isrc code: ESA112574614
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T17:06:07+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf37f26a0f4e1e3388329e6cd715a5910e011cefb407f75d42a97a2eeddc4eb6e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958447
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958447
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ESA112574614
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Eu Fico de 4 pra Tu e Tu Vem Botando em Mim

OTSTimestamp
type: PropertyValue
value: 2026-07-17T19:47:19Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf37f26a0f4e1e3388329e6cd715a5910e011cefb407f75d42a97a2eeddc4eb6e. Chain 2 (Bitcoin): anchored in block 958447 (2026-07-17T19:47:19Z), 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/ESA112574614.
date published: 2026-07-17T19:47:19Z

Eu Fico de 4 pra Tu e Tu Vem Botando em Mim
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 164.889
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.817
additional property: Energy
  type: PropertyValue
  value: 0.89
additional property: Speechiness
  type: PropertyValue
  value: 0.263
additional property: Acousticness
  type: PropertyValue
  value: 0.119
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.369
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.85
additional property: Loudness (dB)
  type: PropertyValue
  value: -4.847
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major