diff --git a/pages/stack/opcm.mdx b/pages/stack/opcm.mdx
index 49687acf..aa4bac0c 100644
--- a/pages/stack/opcm.mdx
+++ b/pages/stack/opcm.mdx
@@ -11,7 +11,10 @@ import { Callout, Tabs, Steps } from 'nextra/components'
 
 The OP Contracts Manager is a contract that deploys the L1 contracts for an OP Stack chain in a single transaction. It provides a minimal set of user-configurable parameters to ensure that the resulting chain meets the standard configuration requirements.
 
-The version deployed is always a governance-approved contract release. The set of governance approved contract releases can be found on the Optimism Monorepo releases page, and is the set of releases named `op-contracts/vX.Y.Z`.
+The version deployed is always a governance-approved contract release. The set of governance approved contract releases can be found on the Optimism Monorepo releases page, and is the set of releases named `op-contracts/vX.Y.Z`. It deploys the [Fault Proof System](/stack/fault-proofs/explainer), using the [PermissionedDisputeGame](/stack/smart-contracts#permissioneddisputegame).
+
+*   Ethereum address: [0x18cec91779995ad14c880e4095456b9147160790](https://etherscan.io/address/0x18cec91779995ad14c880e4095456b9147160790)
+*   Sepolia address: [0xf564eea7960ea244bfebcbbb17858748606147bf](https://sepolia.etherscan.io/address/0xf564eea7960ea244bfebcbbb17858748606147bf)
 
 ## Purpose