Comment 7 for bug 560583

Same here. The couch source for those IDs is:

{
   "_id": "{91ec63fa-c8c7-42c7-be81-67998960e495}",
   "_rev": "1-3af30b174864e7ca1b070d18047fb3e5",
   "record_type_version": 1,
   "application_annotations": {
       "Firefox": {
           "profile": "default",
           "last_modified": 1270865994453602
       }
   },
   "title": "Desktop Couch Scratch",
   "record_type": "http://www.freedesktop.org/wiki/Specifications/desktopcouch/folder",
   "children": [
   ]
}

{
   "_id": "{0062b0de-9f4e-4471-be7b-ae81c6db7e5d}",
   "_rev": "1-3ecaa6e8e343d24aae978086a8d222f6",
   "record_type_version": 1,
   "application_annotations": {
       "Firefox": {
           "profile": "default",
           "last_modified": 1270865991436465
       }
   },
   "title": "Aza’s Thoughts » Firefox 3.1 New Tab Specification",
   "record_type": "http://www.freedesktop.org/wiki/Specifications/desktopcouch/bookmark",
   "uri": "http://www.azarask.in/blog/post/firefox-31-new-tab-spec/"
}