MEV Olympics

Who is the top of the block in 2022?

24 August 2022

Master of the leading zeroes address

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The champion of this disclipline will be awarded with the NFT for having at least 6 leading zeores in the address.

The smart contract for the allowlist features the following function:

function getLeadingZeroes(address addr) public view returns (uint) {
        bytes20 bytesAdr = bytes20(addr);
        uint counter = 0;
        for (uint i = 0; i < 20; i++) {
            if (uint8(bytesAdr[i]) == 0) {
                counter++;
            } else {
                break;
            }
        }
        return counter;
    }

Claim your NFT under this address on Goerli: 0x2030e04c2e8c4748fd96aa56d67ad83c86641bf9

More resources:

Github Etherscan

update 15-09-2022, profanity is not longer secure, generate a vanity address with a different tool

1inch profanity disclosure blog Profanity