diff --git a/docs/RELEASE-HISTORY.md b/docs/RELEASE-HISTORY.md
index 972effb7..4084e637 100644
--- a/docs/RELEASE-HISTORY.md
+++ b/docs/RELEASE-HISTORY.md
@@ -4,9 +4,9 @@ GitHub Releases are the authoritative binary publication record. This page is th
 
 | Version | Status | Tag | GitHub Release | Platform |
 |---|---|---|---|---|
-| 0.5.0.50-alpha | Publication gated | [`v0.5.0.50-alpha`](https://github.com/KeyffMS/SightAdapt/releases/tag/v0.5.0.50-alpha) | [SightAdapt™ 0.5.0.50-alpha](https://github.com/KeyffMS/SightAdapt/releases/tag/v0.5.0.50-alpha) | Windows x64 |
+| 0.5.0.50-alpha | Published prerelease — 2026-09-24 | [`v0.5.0.50-alpha`](https://github.com/KeyffMS/SightAdapt/releases/tag/v0.5.0.50-alpha) | [SightAdapt™ 0.5.0.50-alpha](https://github.com/KeyffMS/SightAdapt/releases/tag/v0.5.0.50-alpha) | Windows x64 |
 
-The 0.5.0.50-alpha row becomes a published release record only after the GitHub Release workflow succeeds. Until then its status remains **Publication gated** and the target URL may not exist.
+The published release is immutable and points to source commit `f51db2f2a2566bde5994ff654dad04a67300a11a`. GitHub Releases remain the authoritative binary record.
 
 For every published version retain:
 
diff --git a/release/release-request.json b/release/release-request.json
index ac377a17..4dba6531 100644
--- a/release/release-request.json
+++ b/release/release-request.json
@@ -1,6 +1,6 @@
 {
   "schemaVersion": 1,
-  "publish": true,
+  "publish": false,
   "productVersion": "0.5.0.50-alpha",
   "tag": "v0.5.0.50-alpha",
   "prerelease": true,