Errors

use_strict
Calendar::Hijri
use_warnings
Calendar::Hijri
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Sun 19 Oct 2014 06:48:40 AM JST
gpg:                using RSA key DA172575A8EC2FE9
gpg: Can't check signature: No public key
--- SIGNATURE Sun Oct 19 06:48:43 2014
+++ 
@@ -1,6 +1,8 @@
 SHA1 5fa5205d128487035312a81d9eee6ede9e46d3cf Changes
-SHA1 0fa23fc4b142f36f46eb55843bb19d8b0632e1a2 MANIFEST
+SHA1 bad586c6780568e7f0942131732b01d42f40a606 MANIFEST
 SHA1 5f29cdcbfacb9c46ac155fff9844aceeb064aef1 MANIFEST.SKIP
+SHA256 8a9a8365cd79d0549dfdcbd7d2e7251ba51b1a453476700ae19fc351874ecbad META.json
+SHA256 852151ce170731d86e0b8c105077588e301e0646985137d921321ac93ca1b97f META.yml
 SHA1 ca197c2bfb8dcf91e8e842e506cf4dc39a996973 Makefile.PL
 SHA1 8a16b07bb70b9a5114b9ec053c36f5672a559066 README
 SHA1 24f609fa1d1e90536612d74e63f64a5cff6c57ba lib/Calendar/Hijri.pm
==> MISMATCHED content between SIGNATURE and distribution files! <==