The Internet Archive discovers and captures web pages through many different web crawls.
At any given time several distinct crawls are running, some for months, and some every day or longer.
View the web archive through the Wayback Machine.
Web wide crawl with initial seedlist and crawler configuration from October 2010
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20110106214650/http://www.searchengineoptimising.com/glossary/glossary-of-computer-and-internet-terms/ole
OLE (Object Linking and Embedding) is Microsoft developed framework which lets you move objects between applications. For example, you can take an image and put it into a word document.