diff --git a/docs/emails/cryptography/6.md b/docs/emails/cryptography/6.md
index 01aa43b..3a12d00 100644
--- a/docs/emails/cryptography/6.md
+++ b/docs/emails/cryptography/6.md
@@ -4,6 +4,7 @@ title: Bitcoin P2P e-cash paper
 grand_parent: Emails
 parent: Cryptography Mailing List
 nav_order: 6
+date: 2008-11-09 01:58:48 UTC
 ---
 
 # Bitcoin P2P e-cash paper