diff --git a/src/process.rs b/src/process.rs
index b3fcec2..5498ddd 100644
--- a/src/process.rs
+++ b/src/process.rs
@@ -250,6 +250,10 @@ impl Process {
         }
     }
 
+    pub fn get_process_id(&self) -> anyhow::Result<OutPoint> {
+        Ok(self.states.get(0).ok_or(anyhow::Error::msg("Empty state list"))?.commited_in)
+    }
+
     pub fn get_last_unspent_outpoint(&self) -> anyhow::Result<OutPoint> {
         if self.states.is_empty() { return Err(anyhow::Error::msg("Empty Process")); }
         let last_state = self.states.last().unwrap();