DI

modules/document_incoming_wr/document.py

@@ -18,6 +18,9 @@ class IncomingConfiguration(metaclass=PoolMeta):
 class Incoming(metaclass=PoolMeta):
     __name__ = 'document.incoming'
 
+    created_at = fields.Function(
+        fields.DateTime("Created At"),
+        'get_created_at')
     result_notes = fields.Function(
         fields.Text("Result Notes"),
         'get_result_notes')
@@ -58,6 +61,9 @@ class Incoming(metaclass=PoolMeta):
 
         return wr
 
+    def get_created_at(self, name=None):
+        return getattr(self, 'create_date', None)
+
     def get_result_notes(self, name=None):
         result = getattr(self, 'result', None)
         if not result:

modules/document_incoming_wr/view/document_incoming_list.xml

@@ -2,6 +2,9 @@
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
 <data>
+    <xpath expr="/tree/field[@name='name']" position="before">
+        <field name="created_at"/>
+    </xpath>
     <xpath expr="/tree/field[@name='result']" position="after">
         <field name="result_notes" expand="2"/>
     </xpath>