Karolina Westberg
type: MusicGroup
description: Anna Karolina Walfridsson Westberg (; born 16 May 1978) is a former Swedish footballer who played as a defender for Malmö FF Dam, Umeå IK and the Swedish national team. International career Karolina
popularity: 5
followers: 310
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d8be652d4377edea7549e6610ce56bc7bc1f185a017b7b139ef93aa944f30fb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953936
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953936
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/208ae722-dd56-4f74-8577-aa2fc0100264.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/208ae722-dd56-4f74-8577-aa2fc0100264.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/208ae722-dd56-4f74-8577-aa2fc0100264
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T11:24:55Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1d8be652d4377edea7549e6610ce56bc7bc1f185a017b7b139ef93aa944f30fb","name":"Karolina Westberg","registered_at":"2026-06-16T00:46:44Z","symbol":"NIM0884523","token_address":"0x69d3f53d9c33ec891e659bb06d78a19e319dbde4","type":"artist","uuid":"208ae722-dd56-4f74-8577-aa2fc0100264"}
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 0x1d8be652d4377edea7549e6610ce56bc7bc1f185a017b7b139ef93aa944f30fb. Chain 2 (Bitcoin): anchored in block 953936 (2026-06-16T11:24:55Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/208ae722-dd56-4f74-8577-aa2fc0100264.json and https://artists.proofprofile.net/proofs/artist/208ae722-dd56-4f74-8577-aa2fc0100264.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T11:24:55Z
  text: {"copyright_id":"0x1d8be652d4377edea7549e6610ce56bc7bc1f185a017b7b139ef93aa944f30fb","name":"Karolina Westberg","registered_at":"2026-06-16T00:46:44Z","symbol":"NIM0884523","token_address":"0x69d3f53d9c33ec891e659bb06d78a19e319dbde4","type":"artist","uuid":"208ae722-dd56-4f74-8577-aa2fc0100264"}
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  type: MusicAlbum
  date published: 2017-01-09
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  type: MusicAlbum
  date published: 2017-01-09
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  type: MusicAlbum
  date published: 2018-11-26
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  type: MusicAlbum
  date published: 2019-12-01
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  type: MusicAlbum
  date published: 2020-03-06
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  type: MusicAlbum
  date published: 2024-04-26
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  type: MusicAlbum
  date published: 2024-06-14