diff --git a/_data/signed/whatacold.yaml b/_data/signed/whatacold.yaml
new file mode 100644
index 00000000..c72a34d4
--- /dev/null
+++ b/_data/signed/whatacold.yaml
@@ -0,0 +1,2 @@
+name: Guangwang Huang
+link: https://github.com/whatacold