2 files changed, 6 insertions, 2 deletions
diff --git a/packages/order-utils/src/order_state_utils.ts b/packages/order-utils/src/order_state_utils.ts
index 8398776aa..9b21ef6e9 100644
--- a/packages/order-utils/src/order_state_utils.ts
+++ b/packages/order-utils/src/order_state_utils.ts
@@ -114,7 +114,7 @@ export class OrderStateUtils {
      * @return State relevant to the signedOrder, as well as whether the signedOrder is "valid".
      * Validity is defined as a non-zero amount of the order can still be filled.
      */
-    public async getOpenOrderStateAsync(signedOrder: SignedOrder): Promise<OrderState> {
+    public async getOpenOrderStateAsync(signedOrder: SignedOrder, transactionHash?: string): Promise<OrderState> {
         const orderRelevantState = await this.getOpenOrderRelevantStateAsync(signedOrder);
         const orderHash = orderHashUtils.getOrderHashHex(signedOrder);
         const isOrderCancelled = await this._orderFilledCancelledFetcher.isOrderCancelledAsync(orderHash);
@@ -134,6 +134,7 @@ export class OrderStateUtils {
                 isValid: true,
                 orderHash,
                 orderRelevantState,
+                transactionHash,
             };
             return orderState;
         } else {
@@ -141,6 +142,7 @@ export class OrderStateUtils {
                 isValid: false,
                 orderHash,
                 error: orderValidationResult.error,
+                transactionHash,
             };
             return orderState;
         }
diff --git a/packages/order-utils/src/signature_utils.ts b/packages/order-utils/src/signature_utils.ts
index c0c9e71a7..3b656d3fc 100644
--- a/packages/order-utils/src/signature_utils.ts
+++ b/packages/order-utils/src/signature_utils.ts
@@ -174,6 +174,7 @@ export const signatureUtils = {
         assert.isHexString('data', data);
         assert.doesConformToSchema('signature', signature, schemas.ecSignatureSchema);
         assert.isETHAddressHex('signerAddress', signerAddress);
+        const normalizedSignerAddress = signerAddress.toLowerCase();
 
         const msgHashBuff = ethUtil.toBuffer(data);
         try {
@@ -184,7 +185,8 @@ export const signatureUtils = {
                 ethUtil.toBuffer(signature.s),
             );
             const retrievedAddress = ethUtil.bufferToHex(ethUtil.pubToAddress(pubKey));
-            return retrievedAddress === signerAddress;
+            const normalizedRetrievedAddress = retrievedAddress.toLowerCase();
+            return normalizedRetrievedAddress === normalizedSignerAddress;
         } catch (err) {
             return false;
         }