VASCO
type: MusicGroup
genre: portuguese hip hop
popularity: 9
followers: 135
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe74626bc5f1cffa81f89964c18450ec49dfd65e7951e19e0c5e5be8899d11d8d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954346
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954346
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/943d3608-432a-4859-be54-0ed14b8b4c4d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/943d3608-432a-4859-be54-0ed14b8b4c4d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/943d3608-432a-4859-be54-0ed14b8b4c4d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:51:26Z
additional property: OTSCanonicalRecord
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 0xe74626bc5f1cffa81f89964c18450ec49dfd65e7951e19e0c5e5be8899d11d8d. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/943d3608-432a-4859-be54-0ed14b8b4c4d.json and https://artists.proofprofile.net/proofs/artist/943d3608-432a-4859-be54-0ed14b8b4c4d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:51:26Z
album: luvluv
  type: MusicAlbum
  date published: 2024-05-31
  track: luvluv
    type: MusicRecording
    duration: PT2M53S
    duration ms: 173647
    explicit: false
    by artist: VASCO
    in album: luvluv
      type: MusicAlbum
      date published: 2024-05-31
    genre: portuguese hip hop
    isrc code: QZMEP2417579
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T10:50:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe47fe504097a2bbef145b32df115cf53da5fb84a542055490b3ba96b2c128099
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956822
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956822
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEP2417579
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T18:48:28Z
    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 0xe47fe504097a2bbef145b32df115cf53da5fb84a542055490b3ba96b2c128099. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/QZMEP2417579.
      date published: 2026-07-05T18:48:28Z
    audio: luvluv
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 84.562
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.522
      additional property: Energy
        type: PropertyValue
        value: 0.474
      additional property: Speechiness
        type: PropertyValue
        value: 0.089
      additional property: Acousticness
        type: PropertyValue
        value: 0.734
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.106
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.153
      additional property: Loudness (dB)
        type: PropertyValue
        value: -11.119
      additional property: Key Name
        type: PropertyValue
        value: Eb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: antes
  type: MusicAlbum
  date published: 2024-07-19
  track: antes
    type: MusicRecording
    duration: PT3M20S
    duration ms: 200963
    explicit: false
    by artist: VASCO
    in album: antes
      type: MusicAlbum
      date published: 2024-07-19
    genre: portuguese hip hop
    isrc code: PT2DY2400435
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T00:30:54+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd70bd35331726d60e9f14e9f4e7ef7482143609c8e3a8b47d1b353a9b7127a60
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956440
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956440
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PT2DY2400435
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T04:03:57Z
    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 0xd70bd35331726d60e9f14e9f4e7ef7482143609c8e3a8b47d1b353a9b7127a60. Chain 2 (Bitcoin): anchored in block 956440 (2026-07-03T04:03:57Z), 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/PT2DY2400435.
      date published: 2026-07-03T04:03:57Z
    audio: antes
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 165.964
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.543
      additional property: Energy
        type: PropertyValue
        value: 0.479
      additional property: Speechiness
        type: PropertyValue
        value: 0.16
      additional property: Acousticness
        type: PropertyValue
        value: 0.465
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.184
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.38
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: de noite

Loudness (dB)
type: PropertyValue
value: -13.826

Key Name
type: PropertyValue
value: Bb

Mode Name
type: PropertyValue
value: Minor

de noite
type: MusicAlbum
date published: 2025-03-14
track: de noite
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180000
  explicit: false
  by artist: VASCO
  in album: de noite
    type: MusicAlbum
    date published: 2025-03-14
  genre: portuguese hip hop
  isrc code: PT2F72500001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T23:43:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1234747f02816df4ba48a60037ac2f785b5c73c1718200b5b5d3f2e865837ef1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958340
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958340
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PT2F72500001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T02:44:40Z
  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 0x1234747f02816df4ba48a60037ac2f785b5c73c1718200b5b5d3f2e865837ef1. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T02:44:40Z), 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/PT2F72500001.
    date published: 2026-07-17T02:44:40Z
  audio: de noite
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.029
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.704
    additional property: Energy
      type: PropertyValue
      value: 0.423
    additional property: Speechiness
      type: PropertyValue
      value: 0.054
    additional property: Acousticness
      type: PropertyValue
      value: 0.833
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.08
    additional property: Liveness
      type: PropertyValue
      value: 0.112
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.586
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.502
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor