diff --git a/lib/compute/derivation_engine.dart b/lib/compute/derivation_engine.dart
index cdf95040..bef8ab19 100644
--- a/lib/compute/derivation_engine.dart
+++ b/lib/compute/derivation_engine.dart
@@ -1654,6 +1654,14 @@ import 'substrate.dart';
 // change on the affected sub-quantum-dispersion nights, so the bump is real.
 // kAnalyticsPin/kProtocolPin are UNCHANGED: edge-only fix.
 //
+// 91 → 92 (baevskyStressIndex is now gap-aware): passes `nnTimesMs` at the
+// one call site (onehz_pipeline.dart) so a charging/off-wrist hole inside a
+// sleep window segments the 256-beat sliding window instead of one window
+// straddling the gap and reading the pre/post-gap RR jump as MxDMn — the
+// same bug class `cvhrApneaScreen` already had a fix for. Real output change
+// for any night that had an internal gap. kAnalyticsPin bumped alongside
+// this (analytics PR #70).
+//
 // 90 → 91 (`_resolveOwnership` drops newly-paired devices): once a signal's
 // `signal_priority` had ANY stored row, a device that started declaring that
 // signal afterward (paired later, no stored row) was never added to the
@@ -1664,7 +1672,7 @@ import 'substrate.dart';
 // output change for any user who customized priority for a signal and then
 // paired another device that also declares it. kAnalyticsPin/kProtocolPin
 // UNCHANGED: edge-only fix.
-const int kAlgoVersion = 91;
+const int kAlgoVersion = 92;
 /// The sibling SHAs this version was derived against, asserted against
 /// pubspec.yaml in test/db_serve_version_and_reads_test.dart.
 ///
@@ -1833,7 +1841,10 @@ const int kAlgoVersion = 91;
 // picking one single-device SHA over the other. Verified: `1cf8e61` (this
 // branch's own pin) IS an ancestor of `fe1464d` — the wearfit protocol
 // commit is already folded in, nothing is lost by moving to the tip.
-const String kAnalyticsPin = '41ac641a94852abec29c287e3d9668f33f7f56c9';
+const String kAnalyticsPin = '1bf9b6233b364bb4cc307e298abda0c97d25aeef';
+// Repinned to analytics PR #70's merged main SHA (was the pre-squash branch
+// commit 47847fa, orphaned once the PR squash-merged) — same content, see
+// pubspec.yaml's comment for the verification command.
 // REPIN (this branch, superseded by the merge): polar pmd's own protocol
 // needs `feat/polar-pmd-protocol` (87ee803), but protocol's own `origin/main`
 // tip below is THAT SAME PR's merge commit — verified
diff --git a/lib/compute/onehz_pipeline.dart b/lib/compute/onehz_pipeline.dart
index e21dd1f6..beae36e8 100644
--- a/lib/compute/onehz_pipeline.dart
+++ b/lib/compute/onehz_pipeline.dart
@@ -456,7 +456,10 @@ Map<String, dynamic> deriveDayBundle(Map<String, dynamic> inputJson) {
   final ac = accelerationCapacity(nn);
   // Baevsky Stress Index over the sleep NN — resting autonomic tension (a
   // transparent RR-histogram metric; no ML). Daily resting-stress indicator.
-  final stress = baevskyStressIndex(nn);
+  // nnTimesMs lets it segment at a charging/off-wrist gap instead of letting
+  // a sliding window straddle it (same gap-aware pattern as cvhrApneaScreen
+  // below).
+  final stress = baevskyStressIndex(nn, nnTimesMs: nnTimes);
 
   // ── RESPIRATION (sleep-windowed) ───────────────────────────────────────────
   final resp = nn.length >= 30
diff --git a/pubspec.lock b/pubspec.lock
index 188178bb..1dd64c14 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -937,8 +937,8 @@ packages:
     dependency: "direct main"
     description:
       path: "."
-      ref: "41ac641a94852abec29c287e3d9668f33f7f56c9"
-      resolved-ref: "41ac641a94852abec29c287e3d9668f33f7f56c9"
+      ref: "1bf9b6233b364bb4cc307e298abda0c97d25aeef"
+      resolved-ref: "1bf9b6233b364bb4cc307e298abda0c97d25aeef"
       url: "https://github.com/OpenStrap/analytics.git"
     source: git
     version: "1.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index f7b70c42..ff98bd17 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -434,7 +434,17 @@ dependencies:
       # Verified against the SHA:
       #   `git show 41ac641:lib/src/onehz/clinical/vo2max.dart |
       #      grep -E 'vo2maxSubmaxEstimate|workout_grade'`
-      ref: 41ac641a94852abec29c287e3d9668f33f7f56c9
+      #
+      # analytics PR #70 (merged to main @ 1bf9b62): adds optional
+      # `nnTimesMs` + `maxGapSec` to `baevskyStressIndex`, so a
+      # charging/off-wrist hole spliced into one sleep-night NN array
+      # segments before the 256-beat sliding window instead of a straddling
+      # window reading the pre/post-gap RR jump as MxDMn (same gap-aware
+      # pattern `cvhrApneaScreen` already has). No-times callers are
+      # byte-identical. Verified:
+      #   `git show 1bf9b62:lib/src/onehz/clinical/stress_si.dart |
+      #      grep -n 'nnTimesMs\|maxGapSec'`
+      ref: 1bf9b6233b364bb4cc307e298abda0c97d25aeef
 
   # BLE — flutter_blue_plus is the maintained cross-platform GATT client.
   flutter_blue_plus: ^1.36.8