diff --git a/footer.php b/footer.php
index b127b96..4729185 100644
--- a/footer.php
+++ b/footer.php
@@ -2,5 +2,9 @@
 	</div>
 	<br>
 	</body>
+        <footer class="text-center">
+            <p>ECDSA fingerprint: </p>
+            <a href="https://github.com/tildeclub/site">page source</a>
+        </footer>
 </html>