diff --git a/util.py b/util.py
new file mode 100644
index 0000000..57c33f0
--- /dev/null
+++ b/util.py
@@ -0,0 +1,7 @@
+from datetime import datetime, timezone
+
+
+def now():
+    timestamp = datetime.now(timezone.utc).replace(microsecond=0)
+    formatted_timestamp = timestamp.strftime("%Y-%m-%dT%H:%M:%SZ")
+    return formatted_timestamp