Bitcoin_Miner_Python.py

from hashlib import sha256

def litEndian(hexa):
    return int.from_bytes(bytearray.fromhex(hexa.replace('0x', '')), byteorder='little')

def Format_8(m):
    return str('{0:08x}'.format(litEndian('{0:08x}'.format(m))))

def Format_64(m):
    return str('{0:064x}'.format(litEndian('{0:064x}'.format(m))))

MinNONCE = 0
MaxNONCE = 4294967295

NONCE = 2794122000

# FoundNonce = 2794122006
# FoundHash  = 0x000000000000000000053d02646975e73e6a0c6725133c8001600cc7ec34980a

while NONCE < MaxNONCE:
    version     = Format_8(0x20000000) # len: 8 hex
    prev_hash   = Format_64(0x00000000000000000000dd926ac9d7dcbabd689db9dcb0eaa51a8ad25719c940) # len: 64 hex
    merkle      = Format_64(0x91e3ab582e4911d77b59fef529e58f82b1023eaf78b45f2fb27a0deabccb53dd )# len: 64 hex
    time        = Format_8(1646186259) # len: 8 hex
    bits        = Format_8(386535544) # len: 8 hex
    nonce       = Format_8(NONCE) # len: 8 hex #RANDOM GENERATED 32 bit string

    header      = version + prev_hash + merkle + time + bits + nonce # len: 160 hex
    result      = '{0:064x}'.format(litEndian(sha256(sha256(bytes.fromhex(header)).digest()).hexdigest()))

    target = 5
    if result[0:target] == '0' * target:
        print("Block Hash: " + result)
        print("Found Nonce: " + str(NONCE))
        break

    NONCE += 1