From 0f49a64db6a8f0686a2dbccfb1b3f2122eec3a10 Mon Sep 17 00:00:00 2001
From: Aaron Stainback <aaron_bond@yahoo.com>
Date: Mon, 18 May 2026 19:08:59 -0400
Subject: [PATCH] shard(2307Z-c): brief-ack #1 named-dep; post-pre-empt quiet

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 create mode 100644 docs/hygiene-history/ticks/2026/05/18/2307Z-c.md

diff --git a/docs/hygiene-history/ticks/2026/05/18/2307Z-c.md b/docs/hygiene-history/ticks/2026/05/18/2307Z-c.md
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+| 2026-05-18T23:07Z | opus-4-7 / autonomous-loop | de1e7f5d | brief-ack #1 named-dep #4242 + #4241 CI wait; #4240 merged; thread-clean | -- | post-pre-empt quiet |
+
+# Tick 2307Z-c — 2026-05-18
+
+## Refresh + thread-investigation
+
+- graphql 4051; main `d80908e`
+- #4240 MERGED; #4242 + #4241 OPEN CI; threads 0 across all
+- All open mine thread-clean
+
+## Counter
+
+Brief-ack #1 named-dep. Counter reset by last tick's pre-empt substrate (#4241 composes_with reciprocity).
+
+## CronList
+
+de1e7f5d alive.
+
+## Visibility-stop
+
+End of tick.