OS X El Capitan 10.11.0 (15A284) - Ah.

Name: OS X El Capitan
Version: 10.11.0 (15A284) InstallESD
Mac Platform: Intel
OS version: OS X 10.6.8 or later
Processor type(s) & speed: Intel

Untouched InstallESD.dmg file from the full 10.11.0 installer.


Apple OS X El Capitan, the latest version of the Mac operating system, builds on the groundbreaking features and beautiful design introduced in OS X Yosemite, refining the experience and improving performance in lots of ways that you’ll enjoy everyday. El Capitan introduces enhancements to window management, built-in apps and Spotlight search, and makes everyday activities -- from launching apps to accessing email -- faster and more responsive. Metal, Apple’s breakthrough graphics technology, is integrated into El Capitan delivering system-wide performance gains and enabling games and pro apps to tap into the full power of Mac graphics processors.

More info: http://www.apple.com/osx/elcapitan-preview/