diff --git a/swh/web/ui/backend.py b/swh/web/ui/backend.py
--- a/swh/web/ui/backend.py
+++ b/swh/web/ui/backend.py
@@ -183,6 +183,36 @@
     return main.storage().revision_log([sha1_git_bin], limit)
 
 
+def revision_log_by(origin_id, branch_name, ts, limit=100):
+    """Return information about the revision matching the timestamp
+    ts, from origin origin_id, in branch branch_name.
+
+    Args:
+        origin_id: origin of the revision
+        - branch_name: revision's branch.
+        - timestamp: revision's time frame.
+
+    Returns:
+        Information for the revision matching the criterions.
+
+    """
+    # Disable pending RemoteStorage opening revision_log_by
+    """
+    if not ts and branch_name == 'refs/heads/master':
+        return main.storage().revision_log_by(origin_id)
+    """
+
+    rev = main.storage().revision_get_by(origin_id,
+                                         branch_name,
+                                         timestamp=ts,
+                                         limit=1)
+    if not rev:
+        return None
+
+    rev_sha1s_bin = [revision['id'] for revision in rev]
+    return main.storage().revision_log(rev_sha1s_bin, limit)
+
+
 def stat_counters():
     """Return the stat counters for Software Heritage
 
diff --git a/swh/web/ui/tests/test_backend.py b/swh/web/ui/tests/test_backend.py
--- a/swh/web/ui/tests/test_backend.py
+++ b/swh/web/ui/tests/test_backend.py
@@ -454,6 +454,62 @@
         self.storage.revision_log.assert_called_with([sha1_bin], 100)
 
     @istest
+    def revision_log_by(self):
+        # given
+        # given
+        sha1_bin = hashutil.hex_to_hash(
+            '28d8be353ed3480476f032475e7c233eff7371d5')
+        stub_revision_log = [{
+            'id': sha1_bin,
+            'directory': hashutil.hex_to_hash(
+                '7834ef7e7c357ce2af928115c6c6a42b7e2a44e6'),
+            'author': {
+                'name': b'bill & boule',
+                'email': b'bill@boule.org',
+            },
+            'committer': {
+                'name': b'boule & bill',
+                'email': b'boule@bill.org',
+            },
+            'message': b'elegant fix for bug 31415957',
+            'date': datetime.datetime(2000, 1, 17, 11, 23, 54),
+            'date_offset': 0,
+            'committer_date': datetime.datetime(2000, 1, 17, 11, 23, 54),
+            'committer_date_offset': 0,
+            'synthetic': False,
+            'type': 'git',
+            'parents': [],
+            'metadata': [],
+        }]
+
+        self.storage.revision_get_by = MagicMock(return_value=[
+            {'id': sha1_bin}])
+        self.storage.revision_log = MagicMock(return_value=stub_revision_log)
+
+        # when
+        actual_log = backend.revision_log_by(1, 'refs/heads/master', None)
+
+        # then
+        self.assertEqual(actual_log, stub_revision_log)
+        self.storage.revision_log.assert_called_with([sha1_bin], 100)
+
+    @istest
+    def revision_log_by_norev(self):
+        # given
+        # given
+        sha1_bin = hashutil.hex_to_hash(
+            '28d8be353ed3480476f032475e7c233eff7371d5')
+
+        self.storage.revision_get_by = MagicMock(return_value=None)
+
+        # when
+        actual_log = backend.revision_log_by(1, 'refs/heads/master', None)
+
+        # then
+        self.assertEqual(actual_log, None)
+        self.storage.revision_log.assert_called_with([sha1_bin], 100)
+
+    @istest
     def stat_counters(self):
         # given
         input_stats = {