Odaily News Base stated in the official website document that Base Sepolia will launch fault proof in mid-July. The following changes will occur in testnet withdrawals: 1. Withdrawals will be proven and finalized according to the fault proof system; 2. Withdrawals will no longer be instant: they will take at least seven days to complete, but may take longer, depending on the results of the corresponding dispute processing used; 3. DisputeGameFactory will replace L2OutputOracle as the new contract for proposing output root statements.