Brief discussion yesterday (3 comments):

https://news.ycombinator.com/item?id=47429991

The Duress PIN/Password section is

https://grapheneos.org/features#duress

HN automatically uses canonical links for submitted pages when it can find them and deletes the # and what follows from submission URLs. So to provide the full URL, include it in a comment.

Dupe of

https://news.ycombinator.com/item?id=47434047

which has 335 comments and counting.