diff --git a/Federated-Social-Web-Timeline.md b/Federated-Social-Web-Timeline.md
index b23fde3..cb041e6 100644
--- a/Federated-Social-Web-Timeline.md
+++ b/Federated-Social-Web-Timeline.md
@@ -8,6 +8,9 @@ Timeline could include referenced dates for:
 
 *Identica/ pump.io/ GNU social*
 
+*2008*
+(https://web.archive.org/web/20090227094012/http://xmpp.org/extensions/inbox/microblogging.html)[XEP-xxxx: Microblogging Over XMPP (published 2008-05-07)]
+
 Founding of Laconica/ Identica project
 
 Publication of OpenMicroBlogging spec