Here's what ive been using based off of what ive read here and there. Keep in mind im not saying there is any need for the amount of tags and im surely not saying they even help. However, I feel they dont hurt so what the hell.
head profile="http://gmpg.org/xfn/11">
<meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
<title><?php bloginfo('name'); ?> <?php if ( is_single() ) { ?> » Blog Archive <?php } ?> <?php wp_title(); ?></title>
<meta http-equiv="Expires" content="0" />
<meta http-equiv="Window-target" content="_top" />
<meta http-equiv="imagetoolbar" content="no" />
<meta http-equiv="MSThemeCompatible" content="No" />
<meta name="Keywords" content="blah blah" />
<meta name="Description" content="blah blah" />
<meta name="language" content="U.S. English" />
<meta name="abstract" content="blah blah-- same as description" />
<meta name="author" content="your name" />
<meta name="Publisher" content="your name" />
<meta name="Publisher-Email" content="your name@some.com" />
<meta name="copyright" content="Copyright blah blah" />
<meta name="robots" content="all" />
<meta name="revisit-after" content="5 days" />
<meta name="Reply-to" content="your name@some.com" />
<meta name="document-class" content="Living Document" />
<meta name="document-classification" content="Entertainment" /><!-- change this probably -->
<meta name="document-rights" content="Copyrighted Work" />
<meta name="document-type" content="Public" />
<meta name="document-rating" content="General" />
<meta name="document-distribution" content="Global" />
<meta name="document-state" content="Static" />
<meta name="resource-type" content="document" />
<meta name="MSSmartTagsPreventParsing" content="true" />
<meta name="cache-control" content="no-cache" />
<meta name="pragma" content="no-cache" />
<meta name="URL" content="http://some.com/" />
<link rel="icon" href="your.png" type="image/png" />
<link rel="Shortcut Icon" type="image/ico" href="http://www.some.com/favicon.ico" />
<meta name="generator" content="WordPress <?php bloginfo('version'); ?>" /> <!-- leave this for stats -->