$remailer{"pobox"} = "<mix@antagonism.org> mix middle remix inflt50 rhop5 reord";

Here is the Mixmaster key:

=-=-=-=-=-=-=-=-=-=-=-=
pobox mix@antagonism.org 222ae12e2fa4107dc1372763dd9c62e5 2:3.0 MC 2009-11-10 2010-12-05

-----Begin Mix Key-----
222ae12e2fa4107dc1372763dd9c62e5
258
AASpXVKs9mqoU4+SoZcwCimWTyRvB7zjc7nZIrEp
f3lX3gCodXApmOiVk4SCFkyf0kMkwyNNz/w49hdk
hLBIGpAdSls8tFVkTUXA49QCQMjCdsSBB1jzq5JH
9TVWepI865xfbW1r4J5DuCy9R0OwZiXlZnmoktql
lAG15JCTXH8StwAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
AAAAAAAAAAAAAAAAAAAAAQAB
-----End Mix Key-----