As nobody is currently using AsicBoost we should be able to clear the fog of drama a bit if all miners would provide voluntary proof that they really don't use covert AsicBoost.

It should not be too difficult to implement and I am quite certain a patch could be provided quickly by u/nullc or others.
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2017-April/013996.html