--- nndoc.el.orig	2007-05-02 16:26:40.000000000 -0400
+++ nndoc.el	2007-05-02 22:24:08.000000000 -0400
@@ -122,7 +122,7 @@
      (subtype digest guess))
     (lanl-gov-announce
      (article-begin . "^\\\\\\\\\n")
-     (head-begin . "^Paper.*:")
+     (head-begin . "^\\(Paper.*:\\|arXiv:\\)")
      (head-end   . "\\(^\\\\\\\\.*\n\\|-----------------\\)")
      (body-begin . "")
      (body-end   . "\\(-------------------------------------------------\\|%-%-%-%-%-%-%-%-%-%-%-%-%-%-\\|%%--%%--%%--%%--%%--%%--%%--%%--\\|%%%---%%%---%%%---%%%---\\)")
@@ -624,25 +624,28 @@
 
 (defun nndoc-lanl-gov-announce-type-p ()
   (when (let ((case-fold-search nil))
-	  (re-search-forward "^\\\\\\\\\nPaper\\( (\\*cross-listing\\*)\\)?: [a-zA-Z-\\.]+/[0-9]+" nil t))
+	  (re-search-forward "^\\\\\\\\\n\\(Paper\\( (\\*cross-listing\\*)\\)?: [a-zA-Z-\\.]+/[0-9]+\\|arXiv:\\)" nil t))
     t))
 
 (defun nndoc-transform-lanl-gov-announce (article)
-  (goto-char (point-max))
-  (when (re-search-backward "^\\\\\\\\ +( *\\([^ ]*\\) , *\\([^ ]*\\))" nil t)
-    (replace-match "\n\nGet it at \\1 (\\2)" t nil))
-  (goto-char (point-min))
-  (while (re-search-forward "^\\\\\\\\$" nil t)
-    (replace-match "" t nil))
-  (goto-char (point-min))
-  (when (re-search-forward "^replaced with revised version +\\(.*[^ ]\\) +" nil t)
-    (replace-match "Date: \\1 (revised) " t nil))
-  (goto-char (point-min))
-  (unless (re-search-forward "^From" nil t)
+  (let ((case-fold-search nil))
+    (goto-char (point-max))
+    (when (re-search-backward "^\\\\\\\\ +( *\\([^ ]*\\) , *\\([^ ]*\\))" nil t)
+      (replace-match "\n\nGet it at \\1 (\\2)" t nil))
     (goto-char (point-min))
-    (when (re-search-forward "^Authors?: \\(.*\\)" nil t)
+    (while (re-search-forward "^\\\\\\\\$" nil t)
+      (replace-match "" t nil))
+    (goto-char (point-min))
+    (when (re-search-forward "^replaced with revised version +\\(.*[^ ]\\) +" nil t)
+      (replace-match "Date: \\1 (revised) " t nil))
+    (goto-char (point-min))
+    (unless (re-search-forward "^From" nil t)
       (goto-char (point-min))
-      (insert "From: " (match-string 1) "\n"))))
+      (when (re-search-forward "^Authors?: \\(.*\\)" nil t)
+	(goto-char (point-min))
+	(insert "From: " (match-string 1) "\n")))
+    (when (re-search-forward "^arXiv:" nil t)
+      (replace-match "Paper: arXiv:" t nil))))
 
 (defun nndoc-generate-lanl-gov-head (article)
   (let ((entry (cdr (assq article nndoc-dissection-alist)))
@@ -653,8 +656,8 @@
       (save-restriction
 	(narrow-to-region (car entry) (nth 1 entry))
 	(goto-char (point-min))
-	(when (looking-at "^Paper.*: \\([a-zA-Z-\\.]+/[0-9]+\\)")
-	  (setq subject (concat " (" (match-string 1) ")"))
+	(when (looking-at "^\\(Paper.*: \\|arXiv:\\)\\([0-9a-zA-Z-\\./]+\\)")
+	  (setq subject (concat " (" (match-string 2) ")"))
 	  (when (re-search-forward "^From: \\(.*\\)" nil t)
 	    (setq from (concat "<"
 			       (cadr (funcall gnus-extract-address-components