diff --git a/ato-cli/Cargo.toml b/ato-cli/Cargo.toml
index 5bee839..5ebdf12 100644
--- a/ato-cli/Cargo.toml
+++ b/ato-cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "ato-cli"
-version = "1.2.2"
+version = "1.2.3"
 edition = "2021"
 
 [dependencies]
diff --git a/ato/src/mesh/data.rs b/ato/src/mesh/data.rs
index 89cdf2a..dde6cf6 100644
--- a/ato/src/mesh/data.rs
+++ b/ato/src/mesh/data.rs
@@ -42,6 +42,6 @@ impl Data {
         let lh: u128 = u128::from_str_radix(&_lh, 16).unwrap();
         let rh: u128 = u128::from_str_radix(&_rh, 16).unwrap();
 
-        format!("{:x}", lh+rh)
+        format!("{:032x}", lh+rh)
     }
 }
\ No newline at end of file
diff --git a/mdsum.py b/mdsum.py
new file mode 100644
index 0000000..c7fecdf
--- /dev/null
+++ b/mdsum.py
@@ -0,0 +1,10 @@
+x1 = "8dcbafa1779616565ad430bc834b9389"
+x2 = "7b2d78d14c26df82827bd98d057a78cd" 
+val = "08f92872c3bcf5d8dd500a4988c60c56"
+
+c1 = int(x1, 16)
+c2 = int(x2, 16)
+c = (c1 + c2) & 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+
+z = format(c, '032x')
+print(z)
\ No newline at end of file