In order to place mix nodes in layers, there needs to be a way for the authorities to generate randomness that can be used towards this end. With a tendermint-based PKI, this randomness can be public and used for other applications.
Changed title to reflect the fact that the authorities don't need to be randomly selected to advance the state of the Katzenmint chain. We only need randomness for placing mix nodes in layers
In order to place mix nodes in layers, there needs to be a way for the authorities to generate randomness that can be used towards this end. With a tendermint-based PKI, this randomness can be public and used for other applications.