diff --git a/crates/genesis/src/local.genesis.json b/crates/genesis/src/local.genesis.json
index 88072dd..56c1ed5 100644
--- a/crates/genesis/src/local.genesis.json
+++ b/crates/genesis/src/local.genesis.json
@@ -50,7 +50,10 @@
           ],
           "wbtc": "0x7777777777777777777777777777777777777777",
           "weth": "0x8888888888888888888888888888888888888888"
-        }
+        },
+        "startTimestamp": 12,
+        "slotOffset": 0,
+        "slotDuration": 12
       },
       "rollup": {
         "chainId": 15,
diff --git a/crates/genesis/src/mainnet.genesis.json b/crates/genesis/src/mainnet.genesis.json
index f1bbee4..8dc61d6 100644
--- a/crates/genesis/src/mainnet.genesis.json
+++ b/crates/genesis/src/mainnet.genesis.json
@@ -50,7 +50,10 @@
           ],
           "wbtc": "0x2260FAC5E5542a773Aa44fBCfeDf7C193bc2C599",
           "weth": "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2"
-        }
+        },
+        "startTimestamp": 1663224179,
+        "slotOffset": 4700013,
+        "slotDuration": 12
       },
       "rollup": {
         "chainId": 519,
diff --git a/crates/genesis/src/parmigiana.genesis.json b/crates/genesis/src/parmigiana.genesis.json
index d0aca82..10fea81 100644
--- a/crates/genesis/src/parmigiana.genesis.json
+++ b/crates/genesis/src/parmigiana.genesis.json
@@ -50,7 +50,10 @@
             ],
             "wbtc": "0xfb29f7d7a4ce607d6038d44150315e5f69bea08a",
             "weth": "0xD1278f17e86071f1E658B656084c65b7FD3c90eF"
-          }
+          },
+          "startTimestamp": 1765226348,
+          "slotOffset": 0,
+          "slotDuration": 12
         },
         "rollup": {
           "chainId": 88888,
diff --git a/crates/genesis/src/pecorino.genesis.json b/crates/genesis/src/pecorino.genesis.json
index 5a38950..66f6218 100644
--- a/crates/genesis/src/pecorino.genesis.json
+++ b/crates/genesis/src/pecorino.genesis.json
@@ -49,7 +49,10 @@
           ],
           "wbtc": "0xfb29f7d7a4ce607d6038d44150315e5f69bea08a",
           "weth": "0xd03d085B78067A18155d3B29D64914df3D19A53C"
-        }
+        },
+        "startTimestamp": 1754584265,
+        "slotOffset": 0,
+        "slotDuration": 12
       },
       "rollup": {
         "chainId": 14174,