diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2b68880..2d57d18 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [3.2.0] - 2025-04-10
+
+### Added
+
+- Operating system: periodically ping ogcore
+
 ## [3.1.0] - 2025-04-07
 
 ### Added
diff --git a/src/opengnsys/modules/server/OpenGnSys/__init__.py b/src/opengnsys/modules/server/OpenGnSys/__init__.py
index 259544a..ade870f 100644
--- a/src/opengnsys/modules/server/OpenGnSys/__init__.py
+++ b/src/opengnsys/modules/server/OpenGnSys/__init__.py
@@ -30,7 +30,6 @@
 @author: Ramón M. Gómez, ramongomez at us dot es
 """
 
-
 import base64
 import os
 import random
@@ -102,6 +101,20 @@ class OpenGnSysWorker(ServerWorker):
     exec_level = None  # Execution level (permitted operations)
     jobmgr = JobMgr()
 
+    ## pings ogcore
+    def mon (self):
+        n = 0
+        while True:
+            time.sleep (1)
+            n += 1
+            if not n % 10:
+                body = {
+                    "iph": self.interface.ip,
+                    "timestamp": int (time.time()),
+                }
+                logger.debug (f'about to send ping ({body})')
+                self.REST.sendMessage ('clients/status/webhook', body)
+
     def onActivation(self):
         """
         Sends OGAgent activation notification to OpenGnsys server
@@ -189,6 +202,8 @@ class OpenGnSysWorker(ServerWorker):
         if os.path.isfile(new_hosts_file):
             shutil.copyfile(new_hosts_file, hosts_file)
 
+        threading.Thread (name='monitoring_thread', target=self.mon, daemon=True).start()
+
         logger.debug ('onActivation ok')
 
     def onDeactivation(self):
diff --git a/src/opengnsys/workers/oglive_worker.py b/src/opengnsys/workers/oglive_worker.py
index 6586bc7..0347dad 100644
--- a/src/opengnsys/workers/oglive_worker.py
+++ b/src/opengnsys/workers/oglive_worker.py
@@ -241,12 +241,8 @@ class ogLiveWorker(ServerWorker):
             n += 1
             if not n % 10:
                 body = {
-                    "iph": self.IPlocal,
-                    "ido": self.idordenador,
-                    "npc": self.nombreordenador,
-                    "idc": self.idcentro,
-                    "ida": self.idaula,
-                    "timestamp": int (time.time()),
+                    'iph': self.IPlocal,
+                    'timestamp': int (time.time()),
                 }
                 logger.debug (f'about to send ping ({body})')
                 self.REST.sendMessage ('clients/status/webhook', body)