diff --git a/obj/testcube2_mitSpitze_offen.obj b/obj/testcube2_mitSpitze_offen.obj
new file mode 100644
index 0000000..713d686
--- /dev/null
+++ b/obj/testcube2_mitSpitze_offen.obj
@@ -0,0 +1,22 @@
+v -1.0 0.000000 1.0
+v 1.0 0.000000 1.0
+v -1.0 1.0 1.0
+v 1.0 1.0 1.0
+v -1.0 1.0 -1.0
+v 1.0 1.0 -1.0
+v -1.0 0.000000 -1.0
+v 1.0 0.000000 -1.0
+v -1.0 -2.000000 1.0
+v -1.0 -2.000000 -1.0
+v 1.0 -2.000000 -1.0
+v 1.0 -2.000000 1.0
+v 0.0 2.0 0.0
+f 1 2 4 3
+f 5 6 8 7
+f 2 8 6 4
+f 7 1 3 5
+f 4 6 13
+f 6 5 13
+f 12 11 8 2
+f 1 7 10 9
+f 7 8 11 10