My current thinking is to expose the protoblock hash to the contract runtime as a source of entropy.
It's true that validators could grind this; on the other hand a delay on changing one's bid in an auction would suffice to thwart this way of compromising the mechanism.
My current thinking is to expose the protoblock hash to the contract runtime as a source of entropy.
It's true that validators could grind this; on the other hand a delay on changing one's bid in an auction would suffice to thwart this way of compromising the mechanism.