diff --git a/TabZilla/openml_hard_id_list.txt b/TabZilla/openml_hard_id_list.txt
new file mode 100644
index 0000000..3cae385
--- /dev/null
+++ b/TabZilla/openml_hard_id_list.txt
@@ -0,0 +1,36 @@
+31
+167119
+168335
+189356
+219
+3711
+168337
+146606
+9977
+9956
+9890
+3561
+3797
+7
+45
+53
+146818
+9910
+14969
+146607
+3896
+189354
+14964
+25
+29
+50
+168911
+3917
+10
+14
+9952
+9957
+11
+9981
+22
+146065