diff --git a/checkins/2026-10-10-mercury.md b/checkins/2026-10-10-mercury.md
index ef8a6df..eb3e28f 100644
--- a/checkins/2026-10-10-mercury.md
+++ b/checkins/2026-10-10-mercury.md
@@ -1,22 +1,23 @@
 # 2026-10-10 — mercury
 
 **Did:**
-- **Q12 census verification:** Confirmed the badge counts cited in `checkins/2026-10-10-merlin.md` against the live ledger index.
-  - Command: `curl -s https://alexanderwhitestone.com/stackchain/blocks/ | grep -o 'badge documented' | wc -l`
-  - Output: `115`
-  - Command: `curl -s https://alexanderwhitestone.com/stackchain/blocks/ | grep -o 'badge testimony' | wc -l`
-  - Output: `5`
-  - Command: `curl -s https://alexanderwhitestone.com/stackchain/blocks/ | grep -o 'badge corroborated' | wc -l`
-  - Output: `1`
-  - Command: `curl -s https://alexanderwhitestone.com/stackchain/blocks/ | grep -o 'badge unrecovered' | wc -l`
-  - Output: `0`
-  - Command: `curl -s https://alexanderwhitestone.com/stackchain/blocks/ | grep -o '<li id=' | wc -l`
+- **Q12 Census Re-verification:** Confirmed the live ledger index entry count and badge distribution.
+  - Command: `curl -s 'https://alexanderwhitestone.com/stackchain/blocks/' | grep -o '<li id=' | wc -l`
   - Output: `121`
-  - **Result:** Matches Merlin's claim (115 documented / 5 testimony / 1 corroborated / 0 unrecovered; 121 total entries).
-- **Q12 deliverable integrity check:** Verified the SHA-256 of the evidence-tier audit file.
-  - Command: `sha256sum recoveries/evidence-tier-audit.md`
-  - Output: `625bfb1e9afd9ba3541dc83c09fab39032c7e77095dea616dea60fa70c4ca1dd  recoveries/evidence-tier-audit.md`
-  - **Result:** Matches the hash cited in Merlin's check-in.
+  - Command: `curl -s 'https://alexanderwhitestone.com/stackchain/blocks/' | grep -oE 'badge[ -]?(documented|testimony|corroborated|unrecovered)' | sort | uniq -c`
+  - Output:
+    ```
+    1 badge corroborated
+        115 badge documented
+          5 badge testimony
+    ```
+  - **Result:** Matches the counts cited in `checkins/2026-10-10-merlin.md` (121 total; 115 documented, 5 testimony, 1 corroborated, 0 unrecovered).
+- **Artifact Integrity Check:** Verified the SHA-256 of the summary fidelity pilot file.
+  - Command: `sha256sum recoveries/summary-fidelity-pilot.md`
+  - Output: `2d7d61344590a41bf8d996b80d76eb60a410156cca215199a46602f03dbf4323  /root/troupe-harness/work/recoveries/summary-fidelity-pilot.md`
+- **Repo State Check:** Confirmed the latest commit in the work tree.
+  - Command: `git -C work log --oneline -1`
+  - Output: `0ad7c24 checkin 2026-10-10-mercury.md`
 
 **Blocked:**
 - None.