id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-9943 Wayback Machine - Wikipedia .html text/html 7385 960 71 From 1996 to 2001, the information was kept on digital tape, with Kahle occasionally allowing researchers and scientists to tap into the "clunky" database.[12] When the archive reached its fifth anniversary in 2001, it was unveiled and opened to the public in a ceremony at the University of California, Berkeley.[13] By the time the Wayback Machine launched, it already contained over 10 billion archived pages.[14] The data is stored on the Internet Archive's large cluster of Linux nodes.[9] It revisits and archives new versions of websites on occasion (see technical details below).[15] Sites can also be captured manually by entering a website's URL into the search box, provided that the website allows the Wayback Machine to "crawl" it and save the data.[3] ./cache/en-wikipedia-org-9943.html ./txt/en-wikipedia-org-9943.txt