/proc/self/root/proc/4/task/5/root/proc/4/root/proc/thread-self/root/proc/sys/kernel/random
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
76c3604c-4db7-4170-8c03-906955ea7726