Investigatorally 

see also: investigatively, investigatorial.
A process in which one observes, measures, fact-checks and sleuths for the right answer, specifically in the Criminal Justice arena.

Through my investigatorial findings, it is clear that the blood did not belong to Jennie

I found, investigatorally, that the crime committed was indeed committed by none other then the Masked Mutant

Investigatorally by dateofbirth October 16, 2012