docs: record Luna medium disjoint runtime20 launch

Author: ngallodev

BACKLOG.md

@@ -206,3 +206,10 @@ completion/acceptance or semantic-closure counter advanced.
  or acceptance claimed from launch. First6 were examined incompletely;14 untouched.
  All20 remain open for complete independent verification; resume through a successor
  run, retaining sealed evidence. See canonical308 cleanup/partial checkpoint.
+
+- [ ] Review Luna medium independent runtime20 batch evidence from
+ `CBM-RECON-LUNA-MEDIUM20-20261003`; assignment disjoint from prior pilot20.
+ Launch/index receipt in canonical308 launch section; no closure credited.
+- [ ] Diagnose generic full-index pipeline failure for clean frozen worktree
+ `/tmp/cbm-recon-luna-medium20-20261003`; logs preserved in medium20 staging.
+ Worker safely uses verified existing runtime graph; no daemon changes made.

docs/UPSTREAM_308_CANDIDATE_AUDIT_20260912.md

@@ -2065,3 +2065,21 @@ and external exits are saved at
 `/home/nate/.local/state/agent-workflow/handoffs/CBM-LUNA-CLEANUP-20261003/`.
 No local builds/tests, Jenkins, independent acceptance, push or main integration
 occurred in this cleanup. Overall audit remains incomplete.
+
+## Luna medium independent batch20 launch — 2026-10-03 UTC
+
+User authorized a different20-commit comparison with Luna medium. Run
+`CBM-RECON-LUNA-MEDIUM20-20261003` owns20 independently unreviewed runtime
+hashes, disjoint from the previous pilot20 and six parent-reviewed rows. Exact
+assignment, prepared prompt and launch receipts:
+`/home/nate/.local/state/agent-workflow/handoffs/CBM-LUNA-MEDIUM20-20261003/`.
+Worker uses interactive Herdr `wC:pK`, `codex - luna-review-medium20`, with
+GPT-6-Luna medium, sourced Jev environment and batched primary-evidence guidance.
+
+New isolated worktree full index failed with only a generic pipeline error;
+clean failed worktree retained for diagnosis. Reused idle former runtime worker
+worktree `/tmp/cbm-recon-adapter-low2-20261003`, frozen QA559214af, ready full
+index generation2026-10-03T01:07:59Z,26764nodes/129401edges,91 partial files.
+Fresh status/root/coverage generation and unchanged clean Git baseline verified.
+No shared daemon/cache changes. Launch does not establish source closure,
+runtime validation, review or acceptance; detailed checkpoints are required.

docs/UPSTREAM_RECONCILIATION_REPORT_20261002.md

@@ -527,3 +527,21 @@ retained. History still has an unfinished checkpoint. The pilot finalized partia
 6 incompletely examined,14 untouched,0 credited as fully verified. All20 plus89
 outside scope remain open. Canonical308 cleanup section records exact resumption
 boundaries and evidence locations. Pilot pane `wC:pJ` remains idle/open.
+
+## Luna medium independent batch20 launch — 2026-10-03 UTC
+
+User authorized a different20-commit comparison with Luna medium. Run
+`CBM-RECON-LUNA-MEDIUM20-20261003` owns20 independently unreviewed runtime
+hashes, disjoint from the previous pilot20 and six parent-reviewed rows. Exact
+assignment, prepared prompt and launch receipts:
+`/home/nate/.local/state/agent-workflow/handoffs/CBM-LUNA-MEDIUM20-20261003/`.
+Worker uses interactive Herdr `wC:pK`, `codex - luna-review-medium20`, with
+GPT-6-Luna medium, sourced Jev environment and batched primary-evidence guidance.
+
+New isolated worktree full index failed with only a generic pipeline error;
+clean failed worktree retained for diagnosis. Reused idle former runtime worker
+worktree `/tmp/cbm-recon-adapter-low2-20261003`, frozen QA559214af, ready full
+index generation2026-10-03T01:07:59Z,26764nodes/129401edges,91 partial files.
+Fresh status/root/coverage generation and unchanged clean Git baseline verified.
+No shared daemon/cache changes. Launch does not establish source closure,
+runtime validation, review or acceptance; detailed checkpoints are required.