diff --git a/js/nostr/client.js b/js/nostr/client.js
index d6b5bbaf..cf7e6b19 100644
--- a/js/nostr/client.js
+++ b/js/nostr/client.js
@@ -3378,6 +3378,15 @@ export class NostrClient {
   async publishVideo(videoPayload, pubkey) {
     if (!pubkey) throw new Error("Not logged in to publish video.");
 
+    const normalizedPubkey =
+      typeof pubkey === "string" ? pubkey.trim() : "";
+
+    if (!normalizedPubkey) {
+      throw new Error("Not logged in to publish video.");
+    }
+
+    const userPubkeyLower = normalizedPubkey.toLowerCase();
+
     const { videoData, nip71Metadata } = extractVideoPublishPayload(videoPayload);
     const nip71EditedFlag =
       videoPayload && typeof videoPayload === "object"
@@ -3389,7 +3398,7 @@ export class NostrClient {
     // controllers and revert helpers so all paths stay in lockstep.
     devLogger.log("Publishing new video with data:", videoData);
     if (nip71Metadata) {
-    devLogger.log("Including NIP-71 metadata:", nip71Metadata);
+      devLogger.log("Including NIP-71 metadata:", nip71Metadata);
     }
 
     const rawMagnet = typeof videoData.magnet === "string" ? videoData.magnet : "";
@@ -3455,7 +3464,7 @@ export class NostrClient {
     );
 
     const event = buildVideoPostEvent({
-      pubkey,
+      pubkey: normalizedPubkey,
       created_at: createdAt,
       dTagValue,
       content: contentObject,
@@ -3463,7 +3472,7 @@ export class NostrClient {
     });
 
     devLogger.log("Publish event with brand-new root:", videoRootId);
-          devLogger.log("Event content:", event.content);
+    devLogger.log("Event content:", event.content);
 
     try {
       const { signedEvent } = await this.signAndPublishEvent(event, {
@@ -3496,7 +3505,7 @@ export class NostrClient {
         }
 
         const mirrorEvent = buildVideoMirrorEvent({
-          pubkey,
+          pubkey: normalizedPubkey,
           created_at: createdAt,
           tags: mirrorTags,
           content: altText,
@@ -3536,10 +3545,10 @@ export class NostrClient {
           description: contentObject.description,
           url: contentObject.url,
           magnet: contentObject.magnet,
-      thumbnail: contentObject.thumbnail,
-      mode: contentObject.mode,
-      isPrivate: wantPrivate,
-      isNsfw: contentObject.isNsfw,
+          thumbnail: contentObject.thumbnail,
+          mode: contentObject.mode,
+          isPrivate: wantPrivate,
+          isNsfw: contentObject.isNsfw,
           isForKids: contentObject.isForKids,
         };
 
@@ -3559,8 +3568,8 @@ export class NostrClient {
             },
             userPubkeyLower,
             {
-              videoRootId: oldRootId,
-              dTag: newD,
+              videoRootId,
+              dTag: dTagValue,
               eventId: signedEvent.id,
             }
           );
diff --git a/tests/nostr-publish-rejection.test.mjs b/tests/nostr-publish-rejection.test.mjs
index e97d8556..28640cda 100644
--- a/tests/nostr-publish-rejection.test.mjs
+++ b/tests/nostr-publish-rejection.test.mjs
@@ -283,9 +283,85 @@ try {
     }
   }
 
+  async function testPublishVideoNormalizesPubkeyForNip71Metadata() {
+    const uppercasePubkey = "AB".repeat(32);
+    const originalSignAndPublish = nostrClient.signAndPublishEvent;
+    const originalPublishNip71 = nostrClient.publishNip71Video;
+
+    const publishedEvents = [];
+    const nip71Calls = [];
+
+    nostrClient.signAndPublishEvent = async (event, options = {}) => {
+      publishedEvents.push({ event, options });
+      const contextLabel =
+        typeof options?.context === "string" && options.context
+          ? options.context
+          : "event";
+      return {
+        signedEvent: {
+          ...event,
+          id: event?.id || `signed-${contextLabel}`,
+        },
+      };
+    };
+
+    nostrClient.publishNip71Video = async (payload, pubkey, pointerOptions) => {
+      nip71Calls.push({ payload, pubkey, pointerOptions });
+      return null;
+    };
+
+    try {
+      const result = await nostrClient.publishVideo(
+        {
+          legacyFormData: {
+            title: "Metadata Video",
+            description: "Video with metadata",
+            url: "https://cdn.example/video.mp4",
+            mode: "live",
+          },
+          nip71: {
+            title: "Metadata Video",
+            imeta: [{ url: "https://cdn.example/video.mp4", m: "video/mp4" }],
+          },
+        },
+        uppercasePubkey,
+      );
+
+      assert.equal(typeof result?.id, "string", "publishVideo should resolve with a signed event");
+      assert.ok(
+        publishedEvents.some((entry) => entry.options?.context === "video note"),
+        "publishVideo should sign the primary video note",
+      );
+      assert.equal(
+        nip71Calls.length,
+        1,
+        "publishVideo should invoke publishNip71Video when metadata is provided",
+      );
+      assert.equal(
+        nip71Calls[0]?.pubkey,
+        uppercasePubkey.toLowerCase(),
+        "publishVideo should normalize the pubkey passed to publishNip71Video",
+      );
+      assert.ok(
+        typeof nip71Calls[0]?.pointerOptions?.videoRootId === "string" &&
+          nip71Calls[0]?.pointerOptions?.videoRootId.length > 0,
+        "publishVideo should supply pointer metadata for the new video",
+      );
+      assert.ok(
+        typeof nip71Calls[0]?.pointerOptions?.dTag === "string" &&
+          nip71Calls[0]?.pointerOptions?.dTag.length > 0,
+        "publishVideo should provide the new d tag as a pointer",
+      );
+    } finally {
+      nostrClient.signAndPublishEvent = originalSignAndPublish;
+      nostrClient.publishNip71Video = originalPublishNip71;
+    }
+  }
+
   await testPublishVideoRejectsWhenAllRelaysFail();
   await testPublishSubscriptionListRejectsWhenAllRelaysFail();
   await testPublishBlockListRejectsWhenAllRelaysFail();
+  await testPublishVideoNormalizesPubkeyForNip71Metadata();
 
   console.log("nostr publish rejection tests passed");
 } finally {