
> **BRC-20 named B is completely different with ERC-20 named E**. It has a similar name, but what's the difference between B and E? B will bring about an electronic version of a text proto...

今天我们发布了 [Zeth](https://github.com/risc0/zeth),一个基于 RISC Zero [zkVM](https://dev.risczero.com/zkvm) 的开源 ZK 区块证明器,用于以太坊。Zeth 使得可以 **...
... // keep track of last withdrawal time
timeLastWithdrawn = block.timestamp;
withdrawPartnerBalances[partner] += amountToSend;
}
// allow deposit of funds
receive() external payable {}
// convenience function
function contractBalance() public vie...