Editing Sam's downloads page

src/site/js/download-info.js

 $(document).ready(function() {
   $.getJSON(
     "https://storage.googleapis.com/dart-archive/channels/dev/release/latest/VERSION",
     function( data ) {
         var date = data.date;
         var revDate = date.substr(0,4) + "-" + date.substr(4,2) + "-" + date.substr(6,2);
         $(".dev-channel").append($("<strong></strong>").text("version " +data.version))
                          .append($("<span></span>").text(", built on " + revDate))
                          .append($("<span></span>").text(", at revision " + data.revision));
   });
-
-  $(".has-sha").each(getSha);
 });
-
-function getSha(el) {
-    var button = $(el);
-    var shaUrl = button.attr("href") + ".sha256sum";
-    $.get(
-      shaUrl,
-      function( data ) {
-        var space = data.indexOf(" ");
-        if (space == -1) { return; }
-
-        var sha = data.substring(0, space);
-        var a = $("<a></a>")
-          .attr("href", shaUrl)
-          .addClass("sha")
-          .text("SHA-256: " + sha);
-        button.after(' ').after(a).after(' ');
-    }).fail(function () {});
-}