This is the exact language I use:
"You can add a special file named robots.txt to your page. This will inform web-crawlers, for example, search engines, how to treat your page. It will not block them from crawling your page, but well behaved crawlers will respect it. For example, if you don't want your web page archived by Google, Internet Archive, or anyone else, add the following to your robots.txt:
For more info, see:
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