Post in forum #235250 - Obtaining the highest-resolution images from Tumblr

To-mos said:
This trick doesn't work at

Both those links work for me, and the userscript I have turned the former into the latter just fine.

Someone else reported similiar problems: https://e926.net/forum/show/243758

I had problems with raw links a while back that turned out to be a browser extension. Might be worth checking for you.