diff --git a/gds/caravel_00020019.oas b/gds/caravel_00020019.oas
new file mode 100644
index 0000000..c870e10
--- /dev/null
+++ b/gds/caravel_00020019.oas
Binary files differ
diff --git a/signoff/make_final_oas b/signoff/make_final_oas
new file mode 100644
index 0000000..84ddc5b
--- /dev/null
+++ b/signoff/make_final_oas
@@ -0,0 +1 @@
+3bcbfe047665f0bdc58dcb0003bae5c83db34794  ./gds/caravel_00020019.oas