Quote from: MrFreeDragon on December 20, 2021, 11:06:05 PM

Quote from: PrivatePerson on December 15, 2021, 08:16:05 PM

iknow r s1s2 value
i need z1z2 how to calculate
i read this post explain testnet ,i am not understad https://bitcointalk.org/index.php?topic=5327054.msg56686056#msg56686056
https://bitcointalk.org/index.php?topic=977070.msg10669517#msg10669517 #read 1,3page

please explain stepy by step calulate z1z2 from bitcoin mainet or write code #mybadenglish

run this script https://github.com/FoxxD3V/btc-rsz/blob/master/RawTX_RSZ.py
output : show r s1s2 z1,z2
but i got error what my mistake

https://tbtc.bitaps.com/raw/transaction/ff948290ff332aed8f0e5d767118a02e8671578c6775a333bb4ee4d6ccfcf639
i am enter raw tx i got error https://github.com/FoxxD3V/btc-rsz/blob/master/RawTX_RSZ.py

Code:

Traceback (most recent call last):
File "RawTX_RSZ.py", line 13, in
s = keyUtils.derSigToHexSig(m[1][:-2])
File "/home/runner/btc-rsz/keyUtils.py", line 32, in derSigToHexSig
x, s = ecdsa.der.remove_integer(s)
File "/usr/local/lib/python2.7/dist-packages/ecdsa/der.py", line 218, in remove_integer
raise UnexpectedDER("Negative integers are not supported")
ecdsa.der.UnexpectedDER: Negative integers are not supported

i know r s1s2
i need z1z2 value please how to get z1z2 #mybadenglish