Could you clarify if you are trying to of that .7z file or if you are looking for a specific academic paper that was supposed to be inside it?

If the document within the archive originated from a specific region, you should use the corresponding standard size: : Use Letter size (8.5 x 11 inches). International/Europe : Use A4 size (210 x 297 mm).

: Premium 32 lb (120 gsm) bright white paper provides the best contrast and weight for resumes or official reports. Common Paper Standards

: A slightly heavier 24–28 lb (90–105 gsm) business paper offers a better "feel," higher opacity for double-sided printing, and a more durable texture.

: Standard 20 lb (75 gsm) bond paper is the most cost-effective choice for high-volume internal documents.