diff --git a/swh-model_4.2.0.orig.tar.gz.delta b/swh-model_4.2.0.orig.tar.gz.delta
new file mode 100644
index 0000000..4edf477
Binary files /dev/null and b/swh-model_4.2.0.orig.tar.gz.delta differ
diff --git a/swh-model_4.2.0.orig.tar.gz.id b/swh-model_4.2.0.orig.tar.gz.id
new file mode 100644
index 0000000..a9c9116
--- /dev/null
+++ b/swh-model_4.2.0.orig.tar.gz.id
@@ -0,0 +1 @@
+47e35d121cc3d3446d3153bace29e7617611e3f7