diff --git a/cogs/commands/submission.py b/cogs/commands/submission.py
index bf53d02..04faf48 100644
--- a/cogs/commands/submission.py
+++ b/cogs/commands/submission.py
@@ -20,7 +20,7 @@ class SubmissionCog(commands.Cog):
         return
 
     @nextcord.slash_command(guild_ids=GUILDS)
-    async def submit(
+    async def submit(  # noqa: PLR0913
         self,
         interaction: nextcord.Interaction,
         group_id: str = nextcord.SlashOption(name="group", required=True, description="Group to submit score to."),
@@ -28,6 +28,9 @@ class SubmissionCog(commands.Cog):
             name="category", required=True, description="Category to submit score to."
         ),
         score: str = nextcord.SlashOption(required=True, description="Score to submit"),
+        proof: nextcord.Attachment = nextcord.SlashOption(
+            required=False, description="Proof for submission. Only needed if score requires verification."
+        ),
         username: str = nextcord.SlashOption(
             required=False, description="Modified username if submitting under not your discord name."
         ),
@@ -58,7 +61,7 @@ class SubmissionCog(commands.Cog):
             category: Category = session.scalar(stmt)
 
             # check if verification is required. if no picture, deny
-            if category.IsValidated and not len(interaction.message.attachments) > 0:
+            if category.IsValidated and proof is None:
                 await interaction.response.send_message(
                     "This category required verification. Please attach a picture and re-submit.", ephemeral=True
                 )
@@ -98,7 +101,7 @@ class SubmissionCog(commands.Cog):
 
             # Send the verification message to admins
             verification_message = await channel.send(
-                files=[await attach.to_file() for attach in interaction.message.attachments],
+                file=await proof.to_file(),
                 view=VerificationView(),
                 embeds=[self.create_embed(interaction, group_id, category_id, verified_score, username, session)],
                 content=f"Submission from <@{interaction.user.id}>.",
@@ -112,6 +115,7 @@ class SubmissionCog(commands.Cog):
                 GuildId=interaction.guild_id,
                 MessageId=verification_message.id,
                 Score=verified_score,
+                UserId=interaction.user.id,
                 UserName=username,
             )