diff --git a/.gitea/workflows/prepare-release.yml b/.gitea/workflows/prepare-release.yml
index 02202fd8..befd7830 100644
--- a/.gitea/workflows/prepare-release.yml
+++ b/.gitea/workflows/prepare-release.yml
@@ -56,39 +56,17 @@ jobs:
 
       - name: Generate Metadata
         id: metadata
-        env:
-          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
         run: |
           VERSION_INPUT="${{ github.event.inputs.version }}"
           COMMIT=$(git rev-parse --short HEAD)
 
           # Auto-generate version if not provided
           if [ -z "$VERSION_INPUT" ]; then
-            # This project operates on Korea Standard Time (production
-            # server logs, ops schedule, and the team are all KST) --
-            # using UTC here silently rolled the date back by up to 9
-            # hours (e.g. 2026-07-12 01:xx KST is still 2026-07-11 16:xx
-            # UTC), so a release cut right after midnight KST would tag
-            # itself with yesterday's date.
-            TODAY=$(TZ=Asia/Seoul date +%Y%m%d)
-
-            # NOTE: Do NOT count today's releases via `git tag -l` here.
-            # actions/checkout@v4 defaults to a shallow, single-branch
-            # clone that does not fetch any tags, so every job container
-            # sees zero local tags regardless of how many releases exist
-            # -- this is exactly why every release tonight came out as
-            # "quant_20260711.1.*" (three of them: b7591fb, 6ab270f,
-            # e49922e, all claiming to be deploy #1). Query the actual
-            # Gitea Releases API instead, which reflects real state.
-            # Sequence number resets to 0 on each new date -- the first
-            # release of a day is quant_YYYYMMDD.0.hash, the second .1, etc.
-            RELEASES_TODAY=$(curl -sf --connect-timeout 10 --max-time 30 \
-              -H "Authorization: token ${GITEA_TOKEN}" \
-              "https://gitea.taxbaik.com/api/v1/repos/${{ github.repository }}/tags?limit=50" \
-              | jq -r --arg prefix "quant_${TODAY}." '[.[] | select(.name | startswith($prefix))] | length')
-            DEPLOY_COUNT=$RELEASES_TODAY
-
-            VERSION="quant_${TODAY}.${DEPLOY_COUNT}.${COMMIT}"
+            # Simple, reliable version scheme: timestamp + commit hash
+            # Avoids unreliable Gitea API calls (network failures, timeouts)
+            # Format: v0.1.YYYYMMDD.HHMMSS.COMMIT
+            TIMESTAMP=$(TZ=Asia/Seoul date +%Y%m%d.%H%M%S)
+            VERSION="v0.1.${TIMESTAMP}.${COMMIT}"
           else
             VERSION="$VERSION_INPUT"
           fi