my pubkeys crypto ยท signing
age
x25519signing
ed25519sha-256 fingerprint (spki)
551ec9d0d47ab480219ed7d2b466265a7b72c85fb41c90ea32d8e1dbbf0927c9
verify a signature
$ base64 -d file.sig > sig && openssl pkeyutl -verify -pubin -inkey signing.pub -rawin -in file -sigfile sig