(e.g., Computer Science, Engineering, Medicine).
If you are looking for the content inside that file, I can help you find it if you provide a bit more context:
Files ending in .rar or .zip from unknown sources are common ways to spread malware. 56936.rar
Use a service like VirusTotal to check the file before interacting with it.
This filename looks like a (RAR) rather than a standard document format (like PDF). These types of filenames are often used for: a specific website
(e.g., a specific website, a citations list, or an email).
If you received an email with a file named claiming to be a "useful paper": a citations list
or code repositories shared between researchers.