the National Change of Address Database.
Matches of the ABS/EV voters against the SSDI/NCOA list would indicate fraud.
However, I've had zero luck either penetrating the Trump campaign or the RNC, or otherwise getting the support needed to run this analysis. I can do it on 2/4— Matt Braynard (@MattBraynard) November 5, 2020
my own (~$100k or less in expenses from data vendors) or Trump/RNC/DataTrust should be able to do this with material they *should* have on hand (or they can cut the meager check and buy the data for this now). 3/4— Matt Braynard (@MattBraynard) November 5, 2020