Hi,
On Fri, Aug 17, 2012 at 12:38 PM, Federico Leva (Nemo) nemowiki@gmail.com wrote:
I doubt fixing this requires rewriting mailman. It only requires dummy messages to be reinserted where they've been deleted and the archives to be rebuilt after this
I've added your suggestion to a new RT ticket to "Attempt to fix mailman/pipermail permalinks", and let the list know if it's not possible.