top-level hardening with mpw6 tool

openlane/user_project_wrapper/config.tcl

diff --git a/openlane/user_project_wrapper/config.tcl b/openlane/user_project_wrapper/config.tcl
index 30f1518..d39d88e 100644
--- a/openlane/user_project_wrapper/config.tcl
+++ b/openlane/user_project_wrapper/config.tcl
@@ -189,6 +189,17 @@
 set ::env(FP_PDN_HORIZONTAL_HALO) "10"
 set ::env(FP_PDN_VERTICAL_HALO) "10"
 
+#
+
+set ::env(FP_PDN_CORE_RING_HOFFSET) {12.45}
+set ::env(FP_PDN_CORE_RING_HSPACING) {1.7}
+set ::env(FP_PDN_CORE_RING_HWIDTH) {3.1}
+
+set ::env(FP_PDN_CORE_RING_VOFFSET) {12.45}
+set ::env(FP_PDN_CORE_RING_VSPACING) {1.7}
+set ::env(FP_PDN_CORE_RING_VWIDTH) {3.1}
+
+
 set ::env(FP_PDN_VOFFSET) "5"
 set ::env(FP_PDN_VPITCH) "80"
 set ::env(FP_PDN_VSPACING) "15.5"

signoff/user_project_wrapper/OPENLANE_VERSION

diff --git a/signoff/user_project_wrapper/OPENLANE_VERSION b/signoff/user_project_wrapper/OPENLANE_VERSION
index 80c7664..078e9d2 100644
--- a/signoff/user_project_wrapper/OPENLANE_VERSION
+++ b/signoff/user_project_wrapper/OPENLANE_VERSION
@@ -1 +1 @@
-openlane N/A
+openlane 0dc6fb79c91082b94f8ded78d70f8bacbab96bf2

signoff/user_project_wrapper/PDK_SOURCES

diff --git a/signoff/user_project_wrapper/PDK_SOURCES b/signoff/user_project_wrapper/PDK_SOURCES
index 22e7dc1..b08beb4 100644
--- a/signoff/user_project_wrapper/PDK_SOURCES
+++ b/signoff/user_project_wrapper/PDK_SOURCES
@@ -1,3 +1 @@
-openlane 70923d7fbd8998c8da87d905cf9e69bffc13709f
-skywater-pdk c094b6e83a4f9298e47f696ec5a7fd53535ec5eb
-open_pdks 476f7428f7f686de51a5164c702629a9b9f2da46
+open_pdks 41c0908b47130d5675ff8484255b43f66463a7d6