I've kept a list of which digests from the titan-digest mailing list
have bounced from your address. For each digest you missed, I have
noted the number of the first message in the digest.

I do not archive the digests themselves, but you may be able to
get the messages from the main list archive.

To retrieve a set of messages 123-145 (a maximum of 100 per request),
send an empty message to:
   <titan-get.123_145@wolff.to>

To receive a subject and author list for the last 100 or so messages,
send an empty message to:
   <titan-index@wolff.to>

Here are the digest message numbers: