Can confirm this, I packaged 1.0.0-beta.4 in my Gentoo overlay and was considering turning the keep-changes and openssl features into USE flags (I already have git as a USE flag). For now, I decided against it, but glad to see it was reported :-)
beta.4 is obsolete, closing.
Ran into this here: https://github.com/mtkennerly/dunamai/actions/runs/4419251521/jobs/7747443056 . It worked previously on 1.0.0-beta.2, but I can’t reinstall that version because Pijul 1.0.0-beta.2 now selects libpijul v1.0.0-beta.4 and fails to build due to other incompatibilities.
Installed with:
Error: