You will need a tool like 7-Zip or The Unarchiver to open it and see the contents.
It might contain "paper" in the sense of , research papers , or whitepapers . Rox.7z
If you are looking for a specific document, could you clarify or what topic the "paper" is supposed to cover? 0001292814-16-006275.txt - SEC.gov You will need a tool like 7-Zip or
... paper as permitted by Regulation S-T Rule 101(b)(1): ... ROX.\7Z?9B"RM$ED?1OV3_AOXGT/Q?XK\::VKP&&RD_:&^*GA_P $>!O" ML%W-: Rox.7z
: Often denotes a specific catalog sub-number or printing variety.