Examples of e-smith core rpms following recommend e-smith naming convention and releaseID tag below
e-smith-email-4.14.0-07dmay.noarch.rpm
e-smith-email-4.14.0-07dmay.src.rpm
Examples of community contributed rpms following the recommended smeserver naming convention and releaseID tag below
smeserver-webshare-1.0.0-1dmay.noarch.rpm
smeserver-webshare-1.0.0-1dmay.noarch.rpm

When modifying a rpm be carefull to use a version that will not clash with the original developer.