repin analytics for the stager pass

lib/compute/derivation_engine.dart

@@ -1310,7 +1310,14 @@ const int kAlgoVersion = 76;
 // produced and no baseline ever held. For a user whose data is valid, every
 // number out of both packages is byte-identical, so a bump would invalidate
 // every stored day to recompute the same answers.
-const String kAnalyticsPin = '3174a493472a5e6280b11a0ab11fec82483507e1';
+//
+// This repin picks up the analytics perf pass, and kAlgoVersion holds at 76 for
+// the same reason: the stager does the same arithmetic in fewer passes. The one
+// place that could have gone wrong was sorting the HR window before `stddev`,
+// which re-orders a float summation — that is computed before the sort now, and
+// the real overnight capture staged identically down to the last digit of
+// confidence.
+const String kAnalyticsPin = 'd9362a66fbeac326d5d7d7b1fe27b28e41169a79';
 const String kProtocolPin = 'c761f29bcbed73886b1b059dcd9e92e4333574f5';
 
 // Fold idempotency, the minimum-nights warm-up, and legacy-payload handling

pubspec.lock

@@ -924,8 +924,8 @@ packages:
     dependency: "direct main"
     description:
       path: "."
-      ref: "3174a493472a5e6280b11a0ab11fec82483507e1"
-      resolved-ref: "3174a493472a5e6280b11a0ab11fec82483507e1"
+      ref: d9362a66fbeac326d5d7d7b1fe27b28e41169a79
+      resolved-ref: d9362a66fbeac326d5d7d7b1fe27b28e41169a79
       url: "https://github.com/OpenStrap/analytics.git"
     source: git
     version: "1.0.0"

pubspec.yaml

@@ -198,7 +198,7 @@ dependencies:
       # abstains rather than billing every waking minute as active when the
       # anchors are unusable — which is source-breaking here, not
       # number-changing (see `onehz_pipeline` and `_dailyEnergy`).
-      ref: 3174a493472a5e6280b11a0ab11fec82483507e1
+      ref: d9362a66fbeac326d5d7d7b1fe27b28e41169a79
 
   # BLE — flutter_blue_plus is the maintained cross-platform GATT client.
   flutter_blue_plus: ^1.36.8