jackeline petkovic
type: MusicGroup
genre: lullaby
description: Jackeline Martins Petkovic (born November 10, 1980) is a Brazilian model, singer, actress and television host. Personal life She is of Croatian, Portuguese, Russian and German descent. Career
popularity: 3
followers: 658
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9e4ae9b71a0391d120497ef7d7d2f0759526ad85c3d1edbcf4d767a501160bef
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953903
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953903
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/13ee37a1-1a21-4b00-8662-911ccbbd2f7e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/13ee37a1-1a21-4b00-8662-911ccbbd2f7e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/13ee37a1-1a21-4b00-8662-911ccbbd2f7e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:05:05Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9e4ae9b71a0391d120497ef7d7d2f0759526ad85c3d1edbcf4d767a501160bef","name":"jackeline petkovic","registered_at":"2026-06-15T20:42:55Z","symbol":"NIM0826347","token_address":"0x015bd7e0b383feac5cf9fa2040799cd5de2b98eb","type":"artist","uuid":"13ee37a1-1a21-4b00-8662-911ccbbd2f7e"}
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 0x9e4ae9b71a0391d120497ef7d7d2f0759526ad85c3d1edbcf4d767a501160bef. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/13ee37a1-1a21-4b00-8662-911ccbbd2f7e.json and https://artists.proofprofile.net/proofs/artist/13ee37a1-1a21-4b00-8662-911ccbbd2f7e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
  text: {"copyright_id":"0x9e4ae9b71a0391d120497ef7d7d2f0759526ad85c3d1edbcf4d767a501160bef","name":"jackeline petkovic","registered_at":"2026-06-15T20:42:55Z","symbol":"NIM0826347","token_address":"0x015bd7e0b383feac5cf9fa2040799cd5de2b98eb","type":"artist","uuid":"13ee37a1-1a21-4b00-8662-911ccbbd2f7e"}
album: Jacky: Amor Virtual
  type: MusicAlbum
  date published: 2022-05-31
album: Jacky Yes
  type: MusicAlbum
  date published: 2022-05-31
album: Na Onda da Jacky
  type: MusicAlbum
  date published: 2022-05-31
album: Circo Encantado da Jacky
  type: MusicAlbum
  date published: 2022-05-31
album: Tik Tik Plin
  type: MusicAlbum
  date published: 2025-03-13