$ perl -M'IO::Compress::Zip qw(zip)' -e ' zip "abc" => "abc.zip" $ zipinfo -v abc.zip Archive: abc.zip There is no zipfile comment. End-of-central-directory record: ------------------------------- Zip archive file size: 178 (00000000000000B2h) Actual end-cent-dir record offset: 156 (000000000000009Ch) Expected end-cent-dir record offset: 156 (000000000000009Ch) (based on the length of the central directory and its expected offset) This zipfile constitutes the sole disk of a single-part archive; its central directory contains 1 entry. The central directory is 73 (0000000000000049h) bytes long, and its (expected) offset in bytes from the beginning of the zipfile is 83 (0000000000000053h). Central directory entry #1: --------------------------- abc offset of local header from start of archive: 0 (0000000000000000h) bytes file system or operating system of origin: Unix version of encoding software: 2.0 minimum file system compatibility required: MS-DOS, OS/2 or NT FAT minimum software version required to extract: 2.0 compression method: deflated compression sub-type (deflation): normal file security status: not encrypted extended local header: yes file last modified on (DOS date/time): 2017 Jan 11 10:53:06 file last modified on (UT extra field modtime): 2017 Jan 11 10:53:07 local file last modified on (UT extra field modtime): 2017 Jan 11 10:53:07 UTC 32-bit CRC value (hex): 4788814e compressed size: 6 bytes uncompressed size: 4 bytes length of filename: 3 characters length of extra field: 24 bytes length of file comment: 0 characters disk number on which file begins: disk 1 apparent file type: text Unix file attributes (100644 octal): -rw-r--r-- MS-DOS file attributes (00 hex): none The central-directory extra field contains: - A subfield with ID 0x5455 (universal time) and 5 data bytes. The local extra field has UTC/GMT modification time. - A subfield with ID 0x7875 (Unix UID/GID (any size)) and 11 data bytes: 01 04 5b 24 00 00 04 08 52 00 00. There is no file comment.