Hi there!
It looks like you all are crazy for nonces and signatures, so I have some special values for you

r=0x678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb6
s=0x24c8a42e8fe11d670633fa66ebedb1672c71a517a30cbbaa9e14f2d5a15a3783
z=SHA256('This is test 1.')
PubKey=0x3e42b3151f310f5f417f11b4c32d8360b22109dcc6432339243332b56cd596de, 0x7903116327cab6891b810588e4c909273c7eb013aea2162fa63afa1f11562b3a
r=0x678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb6
s=0x768a0e3b0cfb3c8d9b7899f59f480555176ef25eefa1e96d3ac575ba4ffe85fd
z=SHA256('This is test 2.')
PubKey=0xc79fa242694e3148c8d50e667010e0c221f6004d108692c5040ff139595ed081, 0x525bd76c21c8e2d45725a378c973a646d5971acd8f240322e5f1fdf0ed4f8589
r=0x678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb6
s=0xd17c5ed9fb37692cd152f381c4a3f16a896f96d26100310fe818d6963c402b25
z=SHA256('This is test 3.')
PubKey=0xc03657988e2baf31a1a1061a87fa3da20f166dc8a22c02658f6d325dec722d84, 0x97ffbac6bec2de2b8d9f9bcaeced8e56abdd0b3996b48153cf0a1a92dc2d5529
Btw. I think that those who do serious research of this topic do not need your script, but all contributions are welcome, of course.
JohnnyTX, thank you, all these look very special, indeed! Let's play some more:
r=0x9bd63465dcad42dc46e702e8d82d8f0006db4048d1b55f24dc6bf9feffcef0d1
s=0xc3e9b322e9c1e6e7d338753b9688e1740765094085725f34f5d4cfe731190eca
z=0x8749f9a34fbe328e820dcb46cd7811b3778e08b8171d9ef314ad24815dae679c
PubKey=0x678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb6, 0x49f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f