# SEC256k1 curve constants

from constants import *

SHA = 'sha256'   # hash type to use with this curve
EFS = 32   # elliptic curve field size in bytes
CurveType = WEIERSTRASS

# field modulus
p = 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F
r = 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141   # group order

# elliptic curve
A = 0
B = 7

# generator point
Gx = 0x79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798
Gy = 0x483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8