http://mmgen-wallet.i2p/project/mmgen/mmgen-wallet/src/f06e48ec2759a63368f993af8ba4a10068b82765/mmgen/proto/eth/pyethereum/transactions.py
From an Electrum-style signature (65 bytes) it is possible to extract the public key, and thereby the address, directly. A valid transaction is one where: (i) the signature is well-formed (ie. 0 <= v <= 3, 0 <= r < P, 0 <= s < N, 0 <= r < P - N if v >= 2), and (ii) the sending account has enough funds to pay the fee and the value. """ fields = [ ('nonce', big_endian_int), ('gasprice',...