Kleber Sampaio
type: MusicGroup
genre: brazilian evangelical music
popularity: 22
followers: 766
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f2dc716f88595b814354dba3269a331c65beeb887f4b9380431061106613445
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/de7cb1f4-488b-495c-8408-3c2671fd7858.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/de7cb1f4-488b-495c-8408-3c2671fd7858.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/de7cb1f4-488b-495c-8408-3c2671fd7858
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4f2dc716f88595b814354dba3269a331c65beeb887f4b9380431061106613445","name":"Kleber Sampaio","registered_at":"2026-06-12T18:29:14Z","symbol":"NIM0336579","token_address":"0xbab99ba6ce9861e37f839915ac0de09b2870fabf","type":"artist","uuid":"de7cb1f4-488b-495c-8408-3c2671fd7858"}
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 0x4f2dc716f88595b814354dba3269a331c65beeb887f4b9380431061106613445. 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/de7cb1f4-488b-495c-8408-3c2671fd7858.json and https://artists.proofprofile.net/proofs/artist/de7cb1f4-488b-495c-8408-3c2671fd7858.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x4f2dc716f88595b814354dba3269a331c65beeb887f4b9380431061106613445","name":"Kleber Sampaio","registered_at":"2026-06-12T18:29:14Z","symbol":"NIM0336579","token_address":"0xbab99ba6ce9861e37f839915ac0de09b2870fabf","type":"artist","uuid":"de7cb1f4-488b-495c-8408-3c2671fd7858"}
album: Mudança
  type: MusicAlbum
  date published: 2016-03-07
album: Como um Blues Antigo (Live)
  type: MusicAlbum
  date published: 2016-07-23
album: Sem Deus (Efêmero Tour) [Live]
  type: MusicAlbum
  date published: 2016-07-23
album: Efêmero
  type: MusicAlbum
  date published: 2016-07-25
album: Made a Way (Portuguese Version)
  type: MusicAlbum
  date published: 2018-02-01
album: Veracidade
  type: MusicAlbum
  date published: 2018-02-02
album: Home
  type: MusicAlbum
  date published: 2020-03-01
album: Veracidade
  type: MusicAlbum
  date published: 2020-03-01
album: This Christmas
  type: MusicAlbum
  date published: 2020-12-16
album: Adoro
  type: MusicAlbum
  date published: 2021-05-05
album: Deus Quis Assim
  type: MusicAlbum
  date published: 2021-07-28
album: Helena
  type: MusicAlbum
  date published: 2021-08-27
album: Saudade
  type: MusicAlbum
  date published: 2021-11-01
album: Em nome da Justiça
  type: MusicAlbum
  date published: 2022-08-01
album: Te agradeço
  type: MusicAlbum
  date published: 2022-11-23
album: Graça de Graça
  type: MusicAlbum
  date published: 2023-01-17
album: Day by Day
  type: MusicAlbum
  date published: 2023-03-22
album: Como um Blues Antigo (Live in Orlando)
  type: MusicAlbum
  date published: 2023-05-01
album: Mudança (Live in Orlando)
  type: MusicAlbum
  date published: 2023-05-26
album: Helena (Birthday Version)
  type: MusicAlbum
  date published: 2023-06-07
album: Ubuntu
  type: MusicAlbum
  date published: 2023-06-20
album: Sem Deus
  type: MusicAlbum
  date published: 2023-07-28
album: Passatempo
  type: MusicAlbum
  date published: 2024-06-28
album: Passatempo (Matsuyama Mix)
  type: MusicAlbum
  date published: 2024-07-10
album: Plano Melhor
  type: MusicAlbum
  date published: 2024-08-07
album: Livremente
  type: MusicAlbum
  date published: 2025-09-13
  track: Em cima do muro
    type: MusicRecording
    duration: PT4M40S
    duration ms: 280875
    explicit: false
    by artist: Kleber Sampaio
    in album: Livremente
      type: MusicAlbum
      date published: 2025-09-13
    genre: brazilian evangelical music
    isrc code: QZZ7V2534811
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T01:56:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9a1e9e4a1e02ca4e1e1a7a1f65ebc71e3a8211e15f7d58332382d8027dfad2fd
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958484
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958484
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7V2534811
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T03:34:53Z
    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 0x9a1e9e4a1e02ca4e1e1a7a1f65ebc71e3a8211e15f7d58332382d8027dfad2fd. Chain 2 (Bitcoin): anchored in block 958484 (2026-07-18T03:34:53Z), 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/QZZ7V2534811.
      date published: 2026-07-18T03:34:53Z
    audio: Em cima do muro
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 80.027
      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: 0.607
      additional property: Energy
        type: PropertyValue
        value: 0.802
      additional property: Speechiness
        type: PropertyValue
        value: 0.057
      additional property: Acousticness
        type: PropertyValue
        value: 0.153
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.137
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.546
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.396
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major