MagneticField(1) on Linux
The text 89e087831652, as Debian 9 (Stretch) shipped it.
Flags it lists
-
--comment-delimiter -
--help -
--input-file -
--input-string -
--line-separator -
--output-file -
--version -
-H -
-T -
-d -
-h -
-n -
-p -
-r -
-t -
-v -
-w