diff --git a/_data/signed/unn4m3d.yaml b/_data/signed/unn4m3d.yaml
new file mode 100644
index 00000000..3b3e938d
--- /dev/null
+++ b/_data/signed/unn4m3d.yaml
@@ -0,0 +1,2 @@
+name: Stepan Melnikov
+link: https://github.com/unn4m3d