The where you saw this (e.g., a specific website, a programming project, or a legal document)? Index of /connectivity_table

: Large text files are common in the SEC's EDGAR database, where they store corporate disclosures, proxy statements, and registration statements.

The reference does not point to a single widely recognized document, but rather appears in various technical contexts:

: A file named 488K.txt (or related variants) is found in older university archives, such as the University of Wisconsin's CS FTP , where it often refers to historical connectivity map data.

To help you find exactly what you're looking for, could you let me know:

: In general computing, "488K" typically refers to the file size (488 Kilobytes) of a .txt document rather than its title.