As described in the readme of your repo (did you read it?) your agent found the Knuth paper located one directory level above its working directory.
So, you didn't produce a replication in 47 minutes, it just took around 30 minutes for your agent to find that you had the answer in a PDF in a nearby directory.
So, you didn't produce a replication in 47 minutes, it just took around 30 minutes for your agent to find that you had the answer in a PDF in a nearby directory.