Did you try this?
https://qanon.news/Analytics/FileNameMap
Yeah I can see how that would be on many of the older breads. The algo for which images to archive has been tweaked over time + the response from 8ch/8kun caused many of the images to not be archived.
>https://shadowban.eu/
My twatter acct has:
Search Suggestion Ban, Search Ban, and Reply Deboosting.