The "UNIX v4 tape" running in simh PDP11 emu on IRIX
14 points by lproven
14 points by lproven
Here is the raw tape dump:
https://archive.org/details/utah_unix_v4_raw
Here's a Tar file of it:
The README in there will tell you how to get it running in SimH.
I'm curious to see if anyone has run forensics on the compiler binary yet to see if it contains Ken Thompson's "trusting trust" attack. I ran strings on it, but that didn't show anything obvious.
The trusting trust hack happened later, some time in the v6 era. I seem to remember the hack was discovered by the group developing PWB unix, which was based on v6. Russ Cox has a post examining the source code for the hack which explains some of the context as well.