Kaleb Sampaio
type: MusicGroup
genre: tribal house
popularity: 11
followers: 999
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xacf841a6e81a72d2c11d4bb44c5e8de287c8bf413bb201fbf4b9ae5a5f19247a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953777
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953777
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d2209184-7fca-4355-8613-ed2089530529.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d2209184-7fca-4355-8613-ed2089530529.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d2209184-7fca-4355-8613-ed2089530529
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T11:52:51Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xacf841a6e81a72d2c11d4bb44c5e8de287c8bf413bb201fbf4b9ae5a5f19247a","name":"Kaleb Sampaio","registered_at":"2026-06-15T02:41:55Z","symbol":"NIM0656680","token_address":"0x58e12263b5e17a43ea4afdc1375387e032cb66a0","type":"artist","uuid":"d2209184-7fca-4355-8613-ed2089530529"}
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 0xacf841a6e81a72d2c11d4bb44c5e8de287c8bf413bb201fbf4b9ae5a5f19247a. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d2209184-7fca-4355-8613-ed2089530529.json and https://artists.proofprofile.net/proofs/artist/d2209184-7fca-4355-8613-ed2089530529.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T19:59:56Z
  text: {"copyright_id":"0xacf841a6e81a72d2c11d4bb44c5e8de287c8bf413bb201fbf4b9ae5a5f19247a","name":"Kaleb Sampaio","registered_at":"2026-06-15T02:41:55Z","symbol":"NIM0656680","token_address":"0x58e12263b5e17a43ea4afdc1375387e032cb66a0","type":"artist","uuid":"d2209184-7fca-4355-8613-ed2089530529"}
album: Empina (The Remixes)
  type: MusicAlbum
  date published: 2021-02-02
album: Empina 2
  type: MusicAlbum
  date published: 2021-02-12
album: Empina 3 (The Remixes III)
  type: MusicAlbum
  date published: 2021-03-26
album: Mamacita
  type: MusicAlbum
  date published: 2021-04-08
album: Empina: The Remixes 3
  type: MusicAlbum
  date published: 2021-04-14
album: Shake Your Boobs
  type: MusicAlbum
  date published: 2021-08-14
album: Delícia
  type: MusicAlbum
  date published: 2021-11-05
album: Empina
  type: MusicAlbum
  date published: 2022-02-15
album: Pode Babar
  type: MusicAlbum
  date published: 2022-07-29
album: Baile
  type: MusicAlbum
  date published: 2022-10-28
album: Popozao
  type: MusicAlbum
  date published: 2023-08-23
album: Popozao
  type: MusicAlbum
  date published: 2023-08-30
album: Travessura
  type: MusicAlbum
  date published: 2023-10-19
album: Location
  type: MusicAlbum
  date published: 2023-11-02
album: Travessura (Remode Mix)
  type: MusicAlbum
  date published: 2023-11-18
album: Location
  type: MusicAlbum
  date published: 2023-11-23
album: Safadinha
  type: MusicAlbum
  date published: 2024-02-24
album: Safadinha
  type: MusicAlbum
  date published: 2024-03-02
album: Ritual
  type: MusicAlbum
  date published: 2024-04-10
album: Fuck Off
  type: MusicAlbum
  date published: 2024-04-10
album: Safadinha (Remixes, Pt. 1)
  type: MusicAlbum
  date published: 2024-05-10
album: Safadinha (Remixes, Pt. 2)
  type: MusicAlbum
  date published: 2024-05-17
album: Safadinha (Remixes, Pt. 3)
  type: MusicAlbum
  date published: 2024-05-24
album: Safadinha (Remixes, Pt. 4)
  type: MusicAlbum
  date published: 2024-05-31
album: Gostozin
  type: MusicAlbum
  date published: 2024-06-28
album: Baby
  type: MusicAlbum
  date published: 2024-06-30
album: Braba
  type: MusicAlbum
  date published: 2024-07-30
album: Travessura
  type: MusicAlbum
  date published: 2024-10-25
album: Safadinha
  type: MusicAlbum
  date published: 2024-11-21
  track: Safadinha - Radio Mix
    type: MusicRecording
    duration: PT1M59S
    duration ms: 119745
    explicit: false
    by artist: Kaleb Sampaio
    in album: Safadinha
      type: MusicAlbum
      date published: 2024-11-21
    genre: tribal house
    isrc code: QZG2X2406848
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T09:28:33+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x610f2ec82e76682bc67805a05815937f07a1e45983a26d441320eb90ccda4c64
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956772
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956772
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZG2X2406848
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T10:01:46Z
    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 0x610f2ec82e76682bc67805a05815937f07a1e45983a26d441320eb90ccda4c64. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/QZG2X2406848.
      date published: 2026-07-05T10:01:46Z
    audio: Safadinha - Radio Mix
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 130.045
      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: 0.79
      additional property: Energy
        type: PropertyValue
        value: 0.719
      additional property: Speechiness
        type: PropertyValue
        value: 0.083
      additional property: Acousticness
        type: PropertyValue
        value: 0.104
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.189
      additional property: Liveness
        type: PropertyValue
        value: 0.32
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.326
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Safadinha - Original Mix
album: Afrontosa
album: Bad Bitches
album: Pega Geral
album: Forró Latino
album: Shake Your Boobs Remixes

Loudness (dB)
type: PropertyValue
value: -5.738

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Safadinha - Original Mix
type: MusicRecording
duration: PT3M44S
duration ms: 224769
explicit: false
by artist: Kaleb Sampaio
in album: Safadinha
  type: MusicAlbum
  date published: 2024-11-21
genre: tribal house
isrc code: QZG2X2406849
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T13:17:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5c201904a9e138247898f3c191bdc693c7e943d38d885a3e4d0d3a884c015eb9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956725
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956725
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZG2X2406849
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T01:12:41Z
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 0x5c201904a9e138247898f3c191bdc693c7e943d38d885a3e4d0d3a884c015eb9. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/QZG2X2406849.
  date published: 2026-07-05T01:12:41Z
audio: Safadinha - Original Mix
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.996
  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: 0.804
  additional property: Energy
    type: PropertyValue
    value: 0.695
  additional property: Speechiness
    type: PropertyValue
    value: 0.128
  additional property: Acousticness
    type: PropertyValue
    value: 0.049
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.544
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.117
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.908
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Afrontosa
type: MusicAlbum
date published: 2025-01-09

Empina
type: MusicAlbum
date published: 2025-01-27

Bad Bitches
type: MusicAlbum
date published: 2025-02-11

Pega Geral
type: MusicAlbum
date published: 2025-05-22

Bad Bitches
type: MusicAlbum
date published: 2025-07-24

Forró Latino
type: MusicAlbum
date published: 2025-08-15

Shake Your Boobs Remixes
type: MusicAlbum
date published: 2025-09-05