progs/*.1: Mention the default hash for `ed25519',

[catacomb] / progs / catsign.1

diff --git a/progs/catsign.1 b/progs/catsign.1
index d4add88..3aed8ed 100644 (file)
--- a/progs/catsign.1
+++ b/progs/catsign.1
@@ -301,6 +301,10 @@ and
 .BR eckcdsa ,
 the default hash function is
 .BR has160 .
+For
+.BR ed25519 ,
+the default hash function is
+.BR sha512 .
 .PP
 Run
 .B catsign show hash