Damn. We only talked about this yesterday in #1196650 and already they picked up on it. That's what we get for having government actors on SN. Lol.

here is their transaction.
https://mempool.space/tx/fcf172401ca9d89013f13f5bbf0fc7577cb8a3588bf5cbc3b458ff36635fec00?mode=details#flow=&vout=0

is this similar to them using open timestamps? this transaction is very small and only contains the hash in the op_return