Fix10

package.json

@@ -1,6 +1,6 @@
 {
     "name": "opwallet",
-    "version": "1.9.0",
+    "version": "1.9.1",
     "private": true,
     "type": "module",
     "homepage": "https://github.com/btc-vision/opwallet#readme",
@@ -102,7 +102,7 @@
         "loglevel": "^1.9.2",
         "lru-cache": "^11.5.2",
         "nanoid": "^6.0.0",
-        "opnet": "^1.9.1",
+        "opnet": "^1.10.0",
         "pako": "^3.0.1",
         "postcss": "^8.5.22",
         "postcss-preset-env": "^11.3.2",

src/background/controller/wallet.ts

@@ -4964,7 +4964,19 @@ export class WalletController {
                 return false;
             }
 
-            return !!(info as { mldsaHashedPublicKey?: string }).mldsaHashedPublicKey;
+            const mldsa = info as { mldsaLinked?: boolean; mldsaHashedPublicKey?: string };
+
+            // `mldsaLinked` is authoritative. `mldsaHashedPublicKey` is NOT a linkage
+            // signal: when the node is queried with a 32-byte key it echoes that key
+            // back as the identity whether or not a link exists, so keying off its
+            // presence reports a false positive on a first link, skips the reveal and
+            // gets the transaction rejected. Nodes older than that field omit it, so
+            // fall back to the previous behaviour rather than always revealing.
+            if (typeof mldsa.mldsaLinked === 'boolean') {
+                return mldsa.mldsaLinked;
+            }
+
+            return !!mldsa.mldsaHashedPublicKey;
         } catch {
             return false;
         }

src/ui/pages/Wallet/TxOpnetConfirmScreen.tsx

@@ -2046,10 +2046,20 @@ export default function TxOpnetConfirmScreen() {
                     currentWalletAddress.pubkey
                 );
                 const info = pubKeyInfo[currentWalletAddress.pubkey];
-                alreadyLinkedMLDSA =
-                    !!info &&
-                    !('error' in info) &&
-                    !!(info as { mldsaHashedPublicKey?: string }).mldsaHashedPublicKey;
+
+                if (info && !('error' in info)) {
+                    const mldsa = info as { mldsaLinked?: boolean; mldsaHashedPublicKey?: string };
+
+                    // `mldsaLinked` is authoritative. `mldsaHashedPublicKey` is NOT a
+                    // linkage signal — for a 32-byte query the node echoes the key back
+                    // whether or not a link exists, so testing it reports a false
+                    // positive on a first link and the reveal gets skipped. Older nodes
+                    // omit the field, so fall back to the previous behaviour.
+                    alreadyLinkedMLDSA =
+                        typeof mldsa.mldsaLinked === 'boolean'
+                            ? mldsa.mldsaLinked
+                            : !!mldsa.mldsaHashedPublicKey;
+                }
             } catch {
                 // Unknown: fall through to revealing. Wasted bytes beat a rejected tx.
                 alreadyLinkedMLDSA = false;