: Cox walks through the byte-level construction, including how to handle the checksums (CRCs) that would normally change when the file's content changes.
The request for a "102k zip" and "deep blog post" likely refers to , a famous technical blog post by Russ Cox. The "102k" Zip File The specific file you are likely looking for is r.zip . Size : It is approximately 102 KB . Download 102k zip
: This is a "quine" zip file—a recursive archive that contains a copy of itself. When you open r.zip , it contains another file also named r.zip , which contains another r.zip , and so on, theoretically forever. The Deep Blog Post : Cox walks through the byte-level construction, including
: Be careful when opening such files in automated scripts or certain unzipping tools, as recursive archives can sometimes trigger "zip bomb" protections or cause infinite loops if the software tries to extract every nested layer. Zip Files All The Way Down - research!rsc Size : It is approximately 102 KB