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Easily generate the litecoin address from the public key using Python (compatible with Python 2 and 3)
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#!/usr/bin/env python | |
# patched from https://bitcoin.stackexchange.com/questions/56923/is-this-how-to-generate-a-bitcoin-address-with-python | |
# https://en.bitcoin.it/wiki/Protocol_documentation#Addresses | |
# Adapted to litecoin, following https://bitcoin.stackexchange.com/questions/65282/how-is-a-litecoin-address-generated | |
import hashlib | |
import base58 | |
# ECDSA bitcoin Public Key | |
pubkey = '0450863ad64a87ae8a2fe83c1af1a8403cb53f53e486d8511dad8a04887e5b23522cd470243453a299fa9e77237716103abc11a1df38855ed6f2ee187e9c582ba6' | |
# See 'compressed form' at https://en.bitcoin.it/wiki/Protocol_documentation#Signatures | |
compress_pubkey = True | |
def hash160(hex_str): | |
sha = hashlib.sha256() | |
rip = hashlib.new('ripemd160') | |
sha.update(hex_str) | |
rip.update( sha.digest() ) | |
print ( "key_hash = \t" + rip.hexdigest() ) | |
return rip.hexdigest() # .hexdigest() is hex ASCII | |
if (compress_pubkey): | |
if (ord(bytearray.fromhex(pubkey[-2:])) % 2 == 0): | |
pubkey_compressed = '02' | |
else: | |
pubkey_compressed = '03' | |
pubkey_compressed += pubkey[2:66] | |
hex_str = bytearray.fromhex(pubkey_compressed) | |
else: | |
hex_str = bytearray.fromhex(pubkey) | |
# Obtain key: | |
key_hash = '30' + hash160(hex_str) | |
# Obtain signature: | |
sha = hashlib.sha256() | |
sha.update( bytearray.fromhex(key_hash) ) | |
checksum = sha.digest() | |
sha = hashlib.sha256() | |
sha.update(checksum) | |
checksum = sha.hexdigest()[0:8] | |
print ( "checksum = \t" + sha.hexdigest() ) | |
#while (key_hash[0:2] == '00'): | |
# key_hash=key_hash[2:] | |
print ( "key_hash + checksum = \t" + key_hash + ' ' + checksum ) | |
print ( "litecoin address = \t" + (base58.b58encode( bytes(bytearray.fromhex(key_hash + checksum)) )).decode('utf-8') ) |
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