On: Show HN: I built a puzzle / programming challenge with a 0.125 BTC prize

[Syssiphus]

It's possible to interpolate the correct values with a screenshot, the gimp and a calculator.

[nathan_f77 → Syssiphus]

Nice work, that's exactly what I had in mind when I wrote it.

For anyone else reading this - The puzzle has been updated to remove the gradients and transform, so it should be much easier now.