diff --git a/.github/workflows/rainix.yaml b/.github/workflows/rainix.yaml
index 30b1e589..13b885b8 100644
--- a/.github/workflows/rainix.yaml
+++ b/.github/workflows/rainix.yaml
@@ -26,4 +26,5 @@ jobs:
           ETH_RPC_URL: ${{ secrets.CI_DEPLOY_RPC_URL }}
           ETHERSCAN_API_KEY: ${{ secrets.EXPLORER_VERIFICATION_KEY }}
           RPC_URL_FLARE_FORK: ${{ secrets.RPC_URL_FLARE_FORK }}
+          RPC_URL_ARBITRUM_SEPOLIA_FORK: ${{ secrets.RPC_URL_ARBITRUM_SEPOLIA_FORK }}
         run: nix develop -c ${{ matrix.task }}
\ No newline at end of file
diff --git a/test/lib/LibOffchainAssetReceiptVaultFork.sol b/test/lib/LibOffchainAssetReceiptVaultFork.sol
new file mode 100644
index 00000000..c89b5aca
--- /dev/null
+++ b/test/lib/LibOffchainAssetReceiptVaultFork.sol
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: LicenseRef-DCL-1.0
+// SPDX-FileCopyrightText: Copyright (c) 2020 thedavidmeister
+pragma solidity ^0.8.25;
+
+import {OffchainAssetReceiptVault} from "src/concrete/vault/OffchainAssetReceiptVault.sol";
+import {LibFork} from "rain.flare/../test/fork/LibFork.sol";
+import {Math} from "rain.math.fixedpoint/lib/LibFixedPointDecimalArithmeticOpenZeppelin.sol";
+import {Vm} from "forge-std/Vm.sol";
+
+library LibOffchainAssetReceiptVaultFork {
+    function setup(Vm vm) internal returns (OffchainAssetReceiptVault, address) {
+        address alice = address(0xc0D477556c25C9d67E1f57245C7453DA776B51cf);
+
+        // Contract address on Arbitrum Sepolia
+        OffchainAssetReceiptVault vault = OffchainAssetReceiptVault(payable(0xb012B4DE7b960A537ed485771278Ba222c56Aff3));
+
+        // Use an environment variable for the RPC URL
+        string memory rpcURL = vm.envString("RPC_URL_ARBITRUM_SEPOLIA_FORK");
+        uint256 BLOCK_NUMBER = 96365164;
+
+        vm.createSelectFork(rpcURL, BLOCK_NUMBER);
+
+        return (vault, alice);
+    }
+}
diff --git a/test/src/concrete/vault/OffchainAssetReceiptVault.certify.t.sol b/test/src/concrete/vault/OffchainAssetReceiptVault.certify.t.sol
index 88070d5f..1f9a2cb4 100644
--- a/test/src/concrete/vault/OffchainAssetReceiptVault.certify.t.sol
+++ b/test/src/concrete/vault/OffchainAssetReceiptVault.certify.t.sol
@@ -11,6 +11,7 @@ import {
 import {IReceiptV1} from "src/interface/IReceiptV1.sol";
 import {OffchainAssetReceiptVaultTest, Vm} from "test/abstract/OffchainAssetReceiptVaultTest.sol";
 import {LibOffchainAssetVaultCreator} from "test/lib/LibOffchainAssetVaultCreator.sol";
+import {LibOffchainAssetReceiptVaultFork} from "test/lib/LibOffchainAssetReceiptVaultFork.sol";
 import {IReceiptVaultV1} from "src/interface/IReceiptVaultV1.sol";
 import {LibUniqueAddressesGenerator} from "../../../lib/LibUniqueAddressesGenerator.sol";
 
@@ -320,4 +321,20 @@ contract CertifyTest is OffchainAssetReceiptVaultTest {
 
         vm.stopPrank();
     }
+
+    /// forge-config: default.fuzz.runs = 1
+    function testCertifyArbitrumSepoliaFork(bool forceUntil, uint256 certifyUntil) public {
+        vm.assume(certifyUntil > block.timestamp);
+        (OffchainAssetReceiptVault vault, address alice) = LibOffchainAssetReceiptVaultFork.setup(vm);
+
+        vm.startPrank(alice);
+
+        uint256 referenceBlockNumber = block.number;
+
+        // Grant CERTIFIER role to alice
+        vault.grantRole(vault.CERTIFIER(), alice);
+        vault.certify(certifyUntil, referenceBlockNumber, forceUntil, "");
+
+        vm.stopPrank();
+    }
 }