http://vp6y3u2tihdcl5ohfsqkxhkja6hdukmi76ltig4okmupwcg5oeha.b32.i2p/faq.html
Double # before tripcodes will use a sha256 hash with server-side secret for a more secure, non-portable tripcode. Capcode A capcode is a component of the name field only available to authenticated users. This includes admins, global staff, board owners and board staff. If there is no text after the ##, the role will be displayed alone.