From a07790d2cb2efc8f63cbe7b8aa53e91852429435 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucas=20Jos=C3=A9?=
 <52935244+lucasjsilva@users.noreply.github.com>
Date: Fri, 27 Mar 2026 15:27:54 +0100
Subject: [PATCH 1/4] Correction for histograms filling

---
 PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx b/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
index 30025ca9103..0802ddf6bc0 100644
--- a/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
+++ b/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
@@ -361,12 +361,12 @@ struct StudyPnch {
       auto recTracksPart = RecTracks.sliceBy(perCollision, RecCol.globalIndex());
       auto multrec = countNTracksMcCol(recTracksPart, RecCol);
       if (multrec > 0) {
-        histos.fill(HIST("hMultiplicityMCrec"), multrec);
+        histos.fill(HIST("hMultiplicityMCrecMod"), multrec);
       }
       auto multgen = countGenTracks(GenParticles, mcCollision);
       if (multgen > 0 && multrec > 0) {
-        histos.fill(HIST("hMultiplicityMCgen"), multgen);
-        histos.fill(HIST("hResponseMatrix"), multrec, multgen);
+        histos.fill(HIST("hMultiplicityMCgenMod"), multgen);
+        histos.fill(HIST("hResponseMatrixMod"), multrec, multgen);
       }
     }
   }

From 91b669b0f087655f7afd30c9493a93593972e928 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucas=20Jos=C3=A9?=
 <52935244+lucasjsilva@users.noreply.github.com>
Date: Fri, 27 Mar 2026 16:54:33 +0100
Subject: [PATCH 2/4] Correction on histogram filling


From fda4e1f8f81cfa9d9d68232bc07d4c7ab4ee1d06 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucas=20Jos=C3=A9?=
 <52935244+lucasjsilva@users.noreply.github.com>
Date: Fri, 27 Mar 2026 16:57:52 +0100
Subject: [PATCH 3/4] Correction on histogram filling

Removed histogram for counting modified tracks from Monte Carlo processing.
---
 PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx | 1 -
 1 file changed, 1 deletion(-)

diff --git a/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx b/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
index 0802ddf6bc0..8ddc84dee7a 100644
--- a/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
+++ b/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
@@ -152,7 +152,6 @@ struct StudyPnch {
       histos.add("hMultiplicityMCrecMod", "hMultiplicityMCrecMod", kTH1F, {axisMult}, true);
       histos.add("hMultiplicityMCgenMod", "hMultiplicityMCgenMod", kTH1F, {axisMult}, true);
       histos.add("hResponseMatrixMod", "hResponseMatrixMod", kTH2F, {axisMult, axisMult}, true);
-      histos.add("hCountNTracksMod", "hCountNTracksMod", kTH1F, {axisCountNumberTracks}, true);
     }
     if (doprocessEvtLossSigLossMC) {
       histos.add("MCEventHist", "MCEventHist", kTH1F, {axisEvent}, false);

From 6276ecc4a369be123f7ea1c3b694216aa00ae216 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucas=20Jos=C3=A9?=
 <52935244+lucasjsilva@users.noreply.github.com>
Date: Mon, 30 Mar 2026 14:32:53 +0200
Subject: [PATCH 4/4] Correction on histogram filling

---
 PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx b/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
index 8ddc84dee7a..a0ef2af5aa0 100644
--- a/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
+++ b/PWGLF/Tasks/GlobalEventProperties/studyPnch.cxx
@@ -152,6 +152,7 @@ struct StudyPnch {
       histos.add("hMultiplicityMCrecMod", "hMultiplicityMCrecMod", kTH1F, {axisMult}, true);
       histos.add("hMultiplicityMCgenMod", "hMultiplicityMCgenMod", kTH1F, {axisMult}, true);
       histos.add("hResponseMatrixMod", "hResponseMatrixMod", kTH2F, {axisMult, axisMult}, true);
+      histos.add("hCountNTracksMod", "hCountNTracksMod", kTH1F, {axisCountNumberTracks}, true);
     }
     if (doprocessEvtLossSigLossMC) {
       histos.add("MCEventHist", "MCEventHist", kTH1F, {axisEvent}, false);
@@ -255,7 +256,6 @@ struct StudyPnch {
       if (!isGenTrackSelected(track)) {
         continue;
       }
-      // Verify that the track belongs to the given MC collision
       if (track.mcCollisionId() != McCol.globalIndex()) {
         continue;
       }
@@ -275,7 +275,6 @@ struct StudyPnch {
       if (!isTrackSelected(track)) {
         continue;
       }
-      // Verify that the track belongs to the given MC collision
       if (track.has_mcParticle()) {
         auto particle = track.mcParticle();
         if (particle.mcCollisionId() != McCol.mcCollisionId()) {
@@ -286,7 +285,7 @@ struct StudyPnch {
       }
       histos.fill(HIST("PhiVsEtaHist"), track.phi(), track.eta());
     }
-    // Once all the frequencies have been counted, a loop can be made to fill the histogram
+    // Loop to fill the histogram without cloned tracks
     for (const auto& [globalIndex, frequency] : recoFrequencies) {
       histos.fill(HIST("hCountNTracks"), frequency);
       // Fill histogram with not cloned tracks
@@ -354,6 +353,7 @@ struct StudyPnch {
       if (!isEventSelected(RecCol)) {
         continue;
       }
+      // Evaluation of reconstructed collisions with more than 1 contributor
       if (RecCol.globalIndex() != mcCollision.bestCollisionIndex()) {
         continue;
       }