diff --git a/ota/version.txt b/ota/version.txt
index 4bdb7f5..46a2201 100644
--- a/ota/version.txt
+++ b/ota/version.txt
@@ -1 +1 @@
-0.1.0-dav-android-6|https://git.childish-ghost.com/LukeMackin/Yuzu-GCA/raw/branch/main/ota/h5/index-v6.html
\ No newline at end of file
+0.1.0-dav-android-6|https://git.childish-ghost.com/LukeMackin/Yuzu-GCA/raw/branch/main/ota/h5/index-v6.html|a53319e28c5b9ce5da6799d9b2fe547f4391386f23b68ac10814567edd445188
\ No newline at end of file
diff --git a/packages/client-android/android/.gradle/buildOutputCleanup/buildOutputCleanup.lock b/packages/client-android/android/.gradle/buildOutputCleanup/buildOutputCleanup.lock
index 55854e8..48c5ba2 100644
Binary files a/packages/client-android/android/.gradle/buildOutputCleanup/buildOutputCleanup.lock and b/packages/client-android/android/.gradle/buildOutputCleanup/buildOutputCleanup.lock differ
diff --git a/packages/client-android/android/app/src/main/assets/index.html b/packages/client-android/android/app/src/main/assets/index.html
index 9217a32..8d9fbff 100644
Binary files a/packages/client-android/android/app/src/main/assets/index.html and b/packages/client-android/android/app/src/main/assets/index.html differ
diff --git a/packages/client-android/android/app/src/main/java/dev/yuzu/gca/MainActivity.kt b/packages/client-android/android/app/src/main/java/dev/yuzu/gca/MainActivity.kt
index 58c3e5e..b49ff4d 100644
--- a/packages/client-android/android/app/src/main/java/dev/yuzu/gca/MainActivity.kt
+++ b/packages/client-android/android/app/src/main/java/dev/yuzu/gca/MainActivity.kt
@@ -48,6 +48,12 @@ class MainActivity : AppCompatActivity() {
             ctx.cacheFile.delete()
             Log.i(TAG, "Cache cleared")
         }
+        @android.webkit.JavascriptInterface
+        fun sha256(input: String): String {
+            val md = java.security.MessageDigest.getInstance("SHA-256")
+            val digest = md.digest(input.toByteArray(Charsets.UTF_8))
+            return digest.joinToString("") { "%02x".format(it) }
+        }
     }
 
     companion object { private const val TAG = "GCA-H5" }