Long description

There are eight servers in a circle shape with downward arrows arranged from left to right vertically at some space. There are eight vertical blocks with downward arrows connected with eight downward arrows from servers. There are eight collaborators in a circle shape. The eight downward arrows labeled Bitstream sent from vertical blocks point to eight collaborators. Time with a forward arrow is labeled at the bottom of the image and signifies processes concerning time. Out of eight vertical blocks, the four vertical blocks numbered 1, 2, 4, and 8 with criss-cross lines inside them and labeled Server locks files to send 1. The other four blocks numbered 3, 5, 7, and 8 are empty and labeled Server unlocks file to send 0. The downward arrows from vertical blocks to collaborators are labeled from left to right: 1 1 0 1 0 1 0 0 respectively.