According to the official news, the Ethereum Foundation announced the results of the audit of the Pectra system contract and disclosed that all relevant or important issues identified during the review have been resolved. The Pectra system contract contains multiple EIPs (EIP-2935, EIP-7002, and EIP-7251). The main purpose of the audit is to: evaluate potential attack vectors in the contract, and ensure that the contract logic accurately implements the intended function in accordance with the EIP specification. The Ethereum Foundation also said that a bug bounty contest is currently being held on Cantina, with rewards of up to $2,000,000 for Pectra-related vulnerabilities.