But we can't prove that you are generating fair random numbers. You could be rigging it in your favor! It's possible to let anyone verify your random number generation is fair.
Read up about provably fair gambling.
Okay, I understand your point. Will add a ticker on the website that will tell you the last drawn number.
Will it be okay then?
No! Because we
can't prove you are drawing a truly random number.
Seriously, read about provably fair gambling.