What I think would be most helpful to settle this would be individuals with forensic expertise. A forensic web data and a forensic writing analysis. I don’t think its beyond plausible that someone with mangione’s technical prowess would be able to write codes and implement protocol that would lead to a website being published the day he was arrested as others have suggested in other threads discussing this document.
I also think the one police released to the press is favorable for police because it can be used to paint an image of mangione as unhinged with convoluted political beliefs.
Ill have to dig into that over the next day or so but a quick search provided me with this information
The accuracy of AI stylometry analysis can vary depending on the complexity of the situation, but generally reaches high levels, with studies reporting accuracies often exceeding 80% and sometimes reaching near 90% when identifying authorship in controlled scenarios, especially when comparing between only a few potential authors; however, accuracy can significantly decrease when dealing with a large pool of possible authors or when authors intentionally try to obfuscate their writing style