Sign the dist as the last step before creating the archive. Take care not to modify/regenerate dist meta files or the manifest.

Error: Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer. gpg: Signature made Wed 02 Sep 2015 05:43:18 PM JST gpg: using RSA key 97BE5D729A22E4E5 gpg: Can't check signature: No public key --- SIGNATURE Wed Sep 2 17:43:19 2015 +++ @@ -1,4 +1,4 @@ -SHA1 d9e99f763ba642da68d68f1690537cd31d82eca8 Changes +SHA1 0ee0134f6a3325ae1c96ffe360d4c0b4bb799cdc Changes SHA1 882221895a73bad18eb9f16a0ce523a968a932c1 LICENSE.artistic_2 SHA1 507a10efa92555ddddfbe72be27964d9e3eef80f LICENSE.bsd SHA1 100d1ff32afe2320128b3ee0f494193a391c5413 MANIFEST ==> MISMATCHED content between SIGNATURE and distribution files! <==

Add a META.json to the distribution. Your buildtool should be able to autogenerate it.

Add all modules contained in this distribution to the META.yml field 'provides'. Module::Build or Dist::Zilla::Plugin::MetaProvides do this automatically for you.