diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e3c4d45..84372524 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,8 @@ ml).
 - [bugfix] #100 fixing bug of scheme live
 - [bugfix] #101 fixing bug when 2 users have one device and launch one live
 - [changes] #114 clean blockchain of all models
+- [changes] #118 deactivate manual merge
+- [changes] #118 clean datas of public information of devices
 - [remove] #114 remove proof system 
 
 ## [1.0.3-beta]
diff --git a/ereuse_devicehub/resources/action/models.py b/ereuse_devicehub/resources/action/models.py
index 53116a5c..1211825b 100644
--- a/ereuse_devicehub/resources/action/models.py
+++ b/ereuse_devicehub/resources/action/models.py
@@ -619,7 +619,8 @@ class BenchmarkDataStorage(Benchmark):
     write_speed = Column(Float(decimal_return_scale=2), nullable=False)
 
     def __str__(self) -> str:
-        return 'Read: {} MB/s, write: {} MB/s'.format(self.read_speed, self.write_speed)
+        return 'Read: {0:.2f} MB/s, write: {0:.2f} MB/s'.format(
+                self.read_speed, self.write_speed)
 
 
 class BenchmarkWithRate(Benchmark):
@@ -628,7 +629,7 @@ class BenchmarkWithRate(Benchmark):
     rate = Column(Float, nullable=False)
 
     def __str__(self) -> str:
-        return '{} points'.format(self.rate)
+        return '{0:.2f} points'.format(self.rate)
 
 
 class BenchmarkProcessor(BenchmarkWithRate):
@@ -1022,7 +1023,10 @@ class Rate(JoinedWithOneDeviceMixin, ActionWithOneDevice):
         return args
 
     def __str__(self) -> str:
-        return '{} (v.{})'.format(self.rating_range, self.version)
+        if self.version:
+            return '{} (v.{})'.format(self.rating_range, self.version)
+
+        return '{}'.format(self.rating_range)
 
     @classmethod
     def compute(cls, device) -> 'RateComputer':
diff --git a/ereuse_devicehub/resources/device/definitions.py b/ereuse_devicehub/resources/device/definitions.py
index 7960efad..e96302f1 100644
--- a/ereuse_devicehub/resources/device/definitions.py
+++ b/ereuse_devicehub/resources/device/definitions.py
@@ -33,7 +33,7 @@ class DeviceDef(Resource):
 
         path = '/<{value}:dev1_id>/merge/<{value}:dev2_id>'.format(value=self.ID_CONVERTER.value)
 
-        self.add_url_rule(path, view_func=device_merge, methods={'POST'})
+        # self.add_url_rule(path, view_func=device_merge, methods={'POST'})
 
 
 class ComputerDef(DeviceDef):
diff --git a/ereuse_devicehub/resources/device/models.py b/ereuse_devicehub/resources/device/models.py
index a9efc105..215fcfb3 100644
--- a/ereuse_devicehub/resources/device/models.py
+++ b/ereuse_devicehub/resources/device/models.py
@@ -194,6 +194,33 @@ class Device(Thing):
                 if isinstance(c, ColumnProperty)
                 and not getattr(c, 'foreign_keys', None)
                 and c.key not in self._NON_PHYSICAL_PROPS}
+        
+    @property
+    def public_properties(self) -> Dict[str, object or None]:
+        """Fields that describe the properties of a device than next show 
+           in the public page.
+
+        :return A dictionary:
+                - Column.
+                - Actual value of the column or None.
+        """
+        non_public = ['amount', 'transfer_state', 'receiver_id']
+        hide_properties = list(self._NON_PHYSICAL_PROPS) + non_public
+        return {c.key: getattr(self, c.key, None)
+                for c in inspect(self.__class__).attrs
+                if isinstance(c, ColumnProperty)
+                and not getattr(c, 'foreign_keys', None)
+                and c.key not in hide_properties}
+
+    @property
+    def public_actions(self) -> List[object]:
+        """Actions than we want show in public page as traceability log section
+        :return a list of actions:
+        """
+        hide_actions = ['Price']
+        actions = [ac for ac in self.actions if not ac.t in hide_actions]
+        actions.reverse()
+        return actions
 
     @property
     def url(self) -> urlutils.URL:
diff --git a/ereuse_devicehub/resources/device/templates/devices/layout.html b/ereuse_devicehub/resources/device/templates/devices/layout.html
index eb672c91..de46ecf3 100644
--- a/ereuse_devicehub/resources/device/templates/devices/layout.html
+++ b/ereuse_devicehub/resources/device/templates/devices/layout.html
@@ -51,8 +51,8 @@
         </div>
         <div class="col-md-6">
             <ul>
-                {% for key, value in device.physical_properties.items() %}
-                    <li>{{ key }}: {{ value }}
+                {% for key, value in device.public_properties.items() %}
+		    <li>{{ key }}: {{ value }}</li>
                 {% endfor %}
             </ul>
             {% if isinstance(device, d.Computer) %}
@@ -151,26 +151,6 @@
                                 </td>
                             </tr>
                         {% endif %}
-                        {% if device.rate and device.rate.price %}
-                            <tr class="active">
-                                <td class="text-right">
-                                    Algorithm price
-                                </td>
-                                <td>
-                                    {{ device.rate.price }}
-                                </td>
-                            </tr>
-                        {% endif %}
-                        {% if device.price %}
-                            <tr class="active">
-                                <td class="text-right">
-                                    Actual price
-                                </td>
-                                <td>
-                                    {{ device.price }}
-                                </td>
-                            </tr>
-                        {% endif %}
                         </tbody>
                     </table>
                 </div>
@@ -179,7 +159,7 @@
                     <small>Latest one.</small>
                 </div>
                 <ol>
-                    {% for action in device.actions|reverse %}
+                    {% for action in device.public_actions %}
                         <li>
                             <strong>
                                 {{ action.type }}
diff --git a/tests/test_basic.py b/tests/test_basic.py
index bcab605e..b5e52805 100644
--- a/tests/test_basic.py
+++ b/tests/test_basic.py
@@ -27,87 +27,88 @@ def test_dependencies():
 def test_api_docs(client: Client):
     """Tests /apidocs correct initialization."""
     docs, _ = client.get('/apidocs')
+    # import pdb; pdb.set_trace()
     assert set(docs['paths'].keys()) == {
         '/actions/',
         '/apidocs',
-        '/batteries/{dev1_id}/merge/{dev2_id}',
-        '/bikes/{dev1_id}/merge/{dev2_id}',
-        '/cameras/{dev1_id}/merge/{dev2_id}',
-        '/cellphones/{dev1_id}/merge/{dev2_id}',
-        '/components/{dev1_id}/merge/{dev2_id}',
-        '/computer-accessories/{dev1_id}/merge/{dev2_id}',
-        '/computer-monitors/{dev1_id}/merge/{dev2_id}',
-        '/computers/{dev1_id}/merge/{dev2_id}',
-        '/cookings/{dev1_id}/merge/{dev2_id}',
-        '/data-storages/{dev1_id}/merge/{dev2_id}',
-        '/dehumidifiers/{dev1_id}/merge/{dev2_id}',
+        '/allocates/',
+        '/deallocates/',
         '/deliverynotes/',
-        '/desktops/{dev1_id}/merge/{dev2_id}',
         '/devices/',
         '/devices/static/{filename}',
-        '/devices/{dev1_id}/merge/{dev2_id}',
-        '/displays/{dev1_id}/merge/{dev2_id}',
-        '/diy-and-gardenings/{dev1_id}/merge/{dev2_id}',
-        '/documents/devices/',
+        '/documents/static/{filename}',
         '/documents/actions/',
         '/documents/erasures/',
-        '/documents/lots/',
-        '/documents/static/{filename}',
+        '/documents/devices/',
+        '/documents/stamps/',
         '/documents/stock/',
         '/documents/check/',
-        '/documents/stamps/',
-        '/drills/{dev1_id}/merge/{dev2_id}',
-        '/graphic-cards/{dev1_id}/merge/{dev2_id}',
-        '/hard-drives/{dev1_id}/merge/{dev2_id}',
-        '/homes/{dev1_id}/merge/{dev2_id}',
-        '/hubs/{dev1_id}/merge/{dev2_id}',
-        '/keyboards/{dev1_id}/merge/{dev2_id}',
-        '/label-printers/{dev1_id}/merge/{dev2_id}',
-        '/laptops/{dev1_id}/merge/{dev2_id}',
+        '/documents/lots/',
+        '/versions/',
+        '/manufacturers/',
+        '/licences/',
+        '/lives/',
         '/lots/',
         '/lots/{id}/children',
         '/lots/{id}/devices',
-        '/manufacturers/',
-        '/memory-card-readers/{dev1_id}/merge/{dev2_id}',
-        '/mice/{dev1_id}/merge/{dev2_id}',
-        '/microphones/{dev1_id}/merge/{dev2_id}',
-        '/mixers/{dev1_id}/merge/{dev2_id}',
-        '/mobiles/{dev1_id}/merge/{dev2_id}',
-        '/monitors/{dev1_id}/merge/{dev2_id}',
-        '/motherboards/{dev1_id}/merge/{dev2_id}',
-        '/network-adapters/{dev1_id}/merge/{dev2_id}',
-        '/networkings/{dev1_id}/merge/{dev2_id}',
-        '/pack-of-screwdrivers/{dev1_id}/merge/{dev2_id}',
-        '/printers/{dev1_id}/merge/{dev2_id}',
-        '/processors/{dev1_id}/merge/{dev2_id}',
-        '/rackets/{dev1_id}/merge/{dev2_id}',
-        '/ram-modules/{dev1_id}/merge/{dev2_id}',
-        '/recreations/{dev1_id}/merge/{dev2_id}',
-        '/routers/{dev1_id}/merge/{dev2_id}',
-        '/sais/{dev1_id}/merge/{dev2_id}',
-        '/servers/{dev1_id}/merge/{dev2_id}',
-        '/smartphones/{dev1_id}/merge/{dev2_id}',
-        '/solid-state-drives/{dev1_id}/merge/{dev2_id}',
-        '/sound-cards/{dev1_id}/merge/{dev2_id}',
-        '/sounds/{dev1_id}/merge/{dev2_id}',
-        '/stairs/{dev1_id}/merge/{dev2_id}',
-        '/switches/{dev1_id}/merge/{dev2_id}',
-        '/tablets/{dev1_id}/merge/{dev2_id}',
+        '/metrics/',
         '/tags/',
         '/tags/{tag_id}/device/{device_id}',
-        '/television-sets/{dev1_id}/merge/{dev2_id}',
         '/users/',
-        '/users/login/',
-        '/video-scalers/{dev1_id}/merge/{dev2_id}',
-        '/videoconferences/{dev1_id}/merge/{dev2_id}',
-        '/videos/{dev1_id}/merge/{dev2_id}',
-        '/wireless-access-points/{dev1_id}/merge/{dev2_id}',
-        '/versions/',
-        '/allocates/',
-        '/deallocates/',
-        '/metrics/',
-        '/licences/',
-        '/lives/',
+        '/users/login/'
+        # '/devices/{dev1_id}/merge/{dev2_id}',
+        # '/batteries/{dev1_id}/merge/{dev2_id}',
+        # '/bikes/{dev1_id}/merge/{dev2_id}',
+        # '/cameras/{dev1_id}/merge/{dev2_id}',
+        # '/cellphones/{dev1_id}/merge/{dev2_id}',
+        # '/components/{dev1_id}/merge/{dev2_id}',
+        # '/computer-accessories/{dev1_id}/merge/{dev2_id}',
+        # '/computer-monitors/{dev1_id}/merge/{dev2_id}',
+        # '/computers/{dev1_id}/merge/{dev2_id}',
+        # '/cookings/{dev1_id}/merge/{dev2_id}',
+        # '/data-storages/{dev1_id}/merge/{dev2_id}',
+        # '/dehumidifiers/{dev1_id}/merge/{dev2_id}',
+        # '/desktops/{dev1_id}/merge/{dev2_id}',
+        # '/displays/{dev1_id}/merge/{dev2_id}',
+        # '/diy-and-gardenings/{dev1_id}/merge/{dev2_id}',
+        # '/drills/{dev1_id}/merge/{dev2_id}',
+        # '/graphic-cards/{dev1_id}/merge/{dev2_id}',
+        # '/hard-drives/{dev1_id}/merge/{dev2_id}',
+        # '/homes/{dev1_id}/merge/{dev2_id}',
+        # '/hubs/{dev1_id}/merge/{dev2_id}',
+        # '/keyboards/{dev1_id}/merge/{dev2_id}',
+        # '/label-printers/{dev1_id}/merge/{dev2_id}',
+        # '/laptops/{dev1_id}/merge/{dev2_id}',
+        # '/memory-card-readers/{dev1_id}/merge/{dev2_id}',
+        # '/mice/{dev1_id}/merge/{dev2_id}',
+        # '/microphones/{dev1_id}/merge/{dev2_id}',
+        # '/mixers/{dev1_id}/merge/{dev2_id}',
+        # '/mobiles/{dev1_id}/merge/{dev2_id}',
+        # '/monitors/{dev1_id}/merge/{dev2_id}',
+        # '/motherboards/{dev1_id}/merge/{dev2_id}',
+        # '/network-adapters/{dev1_id}/merge/{dev2_id}',
+        # '/networkings/{dev1_id}/merge/{dev2_id}',
+        # '/pack-of-screwdrivers/{dev1_id}/merge/{dev2_id}',
+        # '/printers/{dev1_id}/merge/{dev2_id}',
+        # '/processors/{dev1_id}/merge/{dev2_id}',
+        # '/rackets/{dev1_id}/merge/{dev2_id}',
+        # '/ram-modules/{dev1_id}/merge/{dev2_id}',
+        # '/recreations/{dev1_id}/merge/{dev2_id}',
+        # '/routers/{dev1_id}/merge/{dev2_id}',
+        # '/sais/{dev1_id}/merge/{dev2_id}',
+        # '/servers/{dev1_id}/merge/{dev2_id}',
+        # '/smartphones/{dev1_id}/merge/{dev2_id}',
+        # '/solid-state-drives/{dev1_id}/merge/{dev2_id}',
+        # '/sound-cards/{dev1_id}/merge/{dev2_id}',
+        # '/sounds/{dev1_id}/merge/{dev2_id}',
+        # '/stairs/{dev1_id}/merge/{dev2_id}',
+        # '/switches/{dev1_id}/merge/{dev2_id}',
+        # '/tablets/{dev1_id}/merge/{dev2_id}',
+        # '/television-sets/{dev1_id}/merge/{dev2_id}',
+        # '/video-scalers/{dev1_id}/merge/{dev2_id}',
+        # '/videoconferences/{dev1_id}/merge/{dev2_id}',
+        # '/videos/{dev1_id}/merge/{dev2_id}',
+        # '/wireless-access-points/{dev1_id}/merge/{dev2_id}',
     }
     assert docs['info'] == {'title': 'Devicehub', 'version': '0.2'}
     assert docs['components']['securitySchemes']['bearerAuth'] == {
diff --git a/tests/test_merge.py b/tests/test_merge.py
index 52d3436d..b6998342 100644
--- a/tests/test_merge.py
+++ b/tests/test_merge.py
@@ -14,6 +14,38 @@ from tests.conftest import file as import_snap
 
 
 @pytest.mark.mvp
+def test_deactivate_merge(app: Devicehub, user: UserClient):
+    """ Check if is correct to do a manual merge """
+    snapshot1, _ = user.post(import_snap('real-custom.snapshot.11'), res=m.Snapshot)
+    snapshot2, _ = user.post(import_snap('real-hp.snapshot.11'), res=m.Snapshot)
+    pc1_id = snapshot1['device']['id']
+    pc2_id = snapshot2['device']['id']
+
+    with app.app_context():
+        pc1 = d.Device.query.filter_by(id=pc1_id).one()
+        pc2 = d.Device.query.filter_by(id=pc2_id).one()
+        n_actions1 = len(pc1.actions)
+        n_actions2 = len(pc2.actions)
+        action1 = pc1.actions[0]
+        action2 = pc2.actions[0]
+        assert not action2 in pc1.actions
+
+        tag = Tag(id='foo-bar', owner_id=user.user['id'])
+        pc2.tags.add(tag)
+        db.session.add(pc2)
+        db.session.commit()
+
+        components1 = [com for com in pc1.components]
+        components2 = [com for com in pc2.components]
+        components1_excluded = [com for com in pc1.components if not com in components2]
+        assert pc1.hid != pc2.hid
+        assert not tag in pc1.tags
+
+        uri = '/devices/%d/merge/%d' % (pc1_id, pc2_id)
+        _, code = user.post({'id': 1}, uri=uri, status=404)
+        assert code.status == '404 NOT FOUND'
+
+# @pytest.mark.mvp
 def test_simple_merge(app: Devicehub, user: UserClient):
     """ Check if is correct to do a manual merge """
     snapshot1, _ = user.post(import_snap('real-custom.snapshot.11'), res=m.Snapshot)
@@ -58,7 +90,7 @@ def test_simple_merge(app: Devicehub, user: UserClient):
         for com in components1_excluded:
             assert not com in pc1.components
 
-@pytest.mark.mvp
+# @pytest.mark.mvp
 def test_merge_two_device_with_differents_tags(app: Devicehub, user: UserClient):
     """ Check if is correct to do a manual merge of 2 diferents devices with diferents tags """
     snapshot1, _ = user.post(import_snap('real-custom.snapshot.11'), res=m.Snapshot)