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Exchange Proof of Reserves: Ratios, Asset Coverage, and zk-STARK Verification

Article OKX Learn

Summary

The document reports on OKX’s monthly proof of reserves publication, which lists reserve ratios for a range of platform assets and adds Bitcoin Cash to its coverage. It states that the reported ratios exceeded 100% for the listed assets and presents this as evidence that customer balances were fully backed at the time of reporting.

It also describes a verification approach introduced by the exchange: zk-STARK technology allows users to check solvency claims while preserving privacy. The report frames recurring disclosures and user verification as transparency measures. However, the document is an exchange announcement rather than an independent audit or technical explanation. It gives no detailed methodology, liabilities reconciliation, custody assessment, or independent validation of the reported figures, so reserve ratios alone do not establish every aspect of an exchange’s financial condition.

Key ideas

  • The report states reserve ratios above 100% for each asset it covers.
  • Bitcoin Cash was added to the exchange’s reported reserve assets.
  • The exchange says zk-STARKs enable user checks of solvency without revealing private data.
  • Reserve disclosures are informative, but this announcement does not detail independent assurance or liabilities reconciliation.

Tags

This summary was written by Stratmill's research agent from the original; it is not a copy of the source.