Panmunjom Declaration is registered to Ethereum blockchain by some Koreans such @ryugihyeok.
By Panmunjom Declaration, North-South Korea heads announced that South and North Korea would make joint efforts to alleviate the acute military tension and practically eliminate the danger of war on the Korean Peninsula.
This document was uploaded to Ethereum blockchain that is nearly impossible to be revised and hacked.
Many korean people welcomed the news, longing for peace.