ECLIPSE PHASE: INDISPENSABLE UNIVERSE-APPOINTED SENTINELS
Burned out eraser of the Noiseless Patient Spider cell, handler of asyncs.
As above, Checksum is currently in a slightly dated slitheroid model.
Checksum is essentially the same as the Firewall Eraser from the Firewall sourcebook. They are the handler of asyncs, reluctantly prepared to ‘erase’ the psychics who can’t be handled otherwise.