diff --git a/.lock b/.lock
new file mode 100644
index 0000000..e69de29
diff --git a/contributions/CONTRIBUTIONS.md b/contributions/CONTRIBUTIONS.md
index 7f209ca..f5c6e96 100644
--- a/contributions/CONTRIBUTIONS.md
+++ b/contributions/CONTRIBUTIONS.md
@@ -6,9 +6,10 @@
 ### Contributions
 ```
 census_initial_contribution.zkey:8540f55c142b3539d032a44012df97ba2d986c8fe67daa1cb47410cd1374224d95540c7cefd8f58d32d987e97935ab29a9a9dc57b800fabe4865106438f15d49
+census_gitibom.zkey:663223b5d093be4dcd13ec7f47c4d8fe713e307ddc9de4a5b60021710851665f5dd75b4af0a374827b39b8175b03183cd8bf876b619a82d98ca09bb83756154a
 ```
 
 ### Last contribution
 ```
-
+census_gitibom.zkey:663223b5d093be4dcd13ec7f47c4d8fe713e307ddc9de4a5b60021710851665f5dd75b4af0a374827b39b8175b03183cd8bf876b619a82d98ca09bb83756154a
 ```
diff --git a/contributions/census_gitibom.zkey b/contributions/census_gitibom.zkey
new file mode 100644
index 0000000..4a9c699
--- /dev/null
+++ b/contributions/census_gitibom.zkey
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cf131a1dbbf3e4996e7f3ff32a2814f30b77c2e96332953ffb276e1351b1ecf9
+size 55238264