diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
index 90fd0d5a44..36f9964370 100644
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -120,8 +120,12 @@ phutil_register_library_map(array(
     'ConduitAPI_paste_create_Method' => 'applications/conduit/method/paste/create',
     'ConduitAPI_paste_info_Method' => 'applications/conduit/method/paste/info',
     'ConduitAPI_path_getowners_Method' => 'applications/conduit/method/path/getowners',
+    'ConduitAPI_phid_Method' => 'applications/conduit/method/phid/base',
+    'ConduitAPI_phid_info_Method' => 'applications/conduit/method/phid/info',
     'ConduitAPI_slowvote_info_Method' => 'applications/conduit/method/slowvote/info',
+    'ConduitAPI_user_Method' => 'applications/conduit/method/user/base',
     'ConduitAPI_user_find_Method' => 'applications/conduit/method/user/find',
+    'ConduitAPI_user_info_Method' => 'applications/conduit/method/user/info',
     'ConduitAPI_user_whoami_Method' => 'applications/conduit/method/user/whoami',
     'ConduitException' => 'applications/conduit/protocol/exception',
     'DarkConsole' => 'aphront/console/api',
@@ -795,9 +799,13 @@ phutil_register_library_map(array(
     'ConduitAPI_paste_create_Method' => 'ConduitAPI_paste_Method',
     'ConduitAPI_paste_info_Method' => 'ConduitAPI_paste_Method',
     'ConduitAPI_path_getowners_Method' => 'ConduitAPIMethod',
+    'ConduitAPI_phid_Method' => 'ConduitAPIMethod',
+    'ConduitAPI_phid_info_Method' => 'ConduitAPI_phid_Method',
     'ConduitAPI_slowvote_info_Method' => 'ConduitAPIMethod',
-    'ConduitAPI_user_find_Method' => 'ConduitAPIMethod',
-    'ConduitAPI_user_whoami_Method' => 'ConduitAPIMethod',
+    'ConduitAPI_user_Method' => 'ConduitAPIMethod',
+    'ConduitAPI_user_find_Method' => 'ConduitAPI_user_Method',
+    'ConduitAPI_user_info_Method' => 'ConduitAPI_user_Method',
+    'ConduitAPI_user_whoami_Method' => 'ConduitAPI_user_Method',
     'DarkConsoleConfigPlugin' => 'DarkConsolePlugin',
     'DarkConsoleController' => 'PhabricatorController',
     'DarkConsoleErrorLogPlugin' => 'DarkConsolePlugin',
diff --git a/src/applications/conduit/method/phid/base/ConduitAPI_phid_Method.php b/src/applications/conduit/method/phid/base/ConduitAPI_phid_Method.php
new file mode 100644
index 0000000000..a9a0ab925d
--- /dev/null
+++ b/src/applications/conduit/method/phid/base/ConduitAPI_phid_Method.php
@@ -0,0 +1,41 @@
+<?php
+
+/*
+ * Copyright 2011 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @group conduit
+ */
+abstract class ConduitAPI_phid_Method extends ConduitAPIMethod {
+
+  protected function buildHandleInformationDictionary(
+    PhabricatorObjectHandle $handle) {
+
+    return array(
+      'phid'      => $handle->getPHID(),
+      'uri'       => PhabricatorEnv::getProductionURI($handle->getURI()),
+
+      'typeName'  => $handle->getTypeName(),
+      'type'      => $handle->getType(),
+
+      'name'      => $handle->getName(),
+      'fullName'  => $handle->getFullName(),
+
+      'status'    => $handle->getStatus(),
+    );
+  }
+
+}
diff --git a/src/applications/conduit/method/phid/base/__init__.php b/src/applications/conduit/method/phid/base/__init__.php
new file mode 100644
index 0000000000..275f895d18
--- /dev/null
+++ b/src/applications/conduit/method/phid/base/__init__.php
@@ -0,0 +1,13 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/conduit/method/base');
+phutil_require_module('phabricator', 'infrastructure/env');
+
+
+phutil_require_source('ConduitAPI_phid_Method.php');
diff --git a/src/applications/conduit/method/phid/info/ConduitAPI_phid_info_Method.php b/src/applications/conduit/method/phid/info/ConduitAPI_phid_info_Method.php
new file mode 100644
index 0000000000..4c57d8f799
--- /dev/null
+++ b/src/applications/conduit/method/phid/info/ConduitAPI_phid_info_Method.php
@@ -0,0 +1,60 @@
+<?php
+
+/*
+ * Copyright 2011 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @group conduit
+ */
+final class ConduitAPI_phid_info_Method
+  extends ConduitAPI_phid_Method {
+
+  public function getMethodDescription() {
+    return "Retrieve information about an arbitrary PHID.";
+  }
+
+  public function defineParamTypes() {
+    return array(
+      'phid' => 'required phid',
+    );
+  }
+
+  public function defineReturnType() {
+    return 'nonempty dict<string, wild>';
+  }
+
+  public function defineErrorTypes() {
+    return array(
+      'ERR-BAD-PHID' => 'No such object exists.',
+    );
+  }
+
+  protected function execute(ConduitAPIRequest $request) {
+
+    $phid = $request->getValue('phid');
+
+    $handles = id(new PhabricatorObjectHandleData(array($phid)))
+      ->loadHandles();
+
+    $handle = $handles[$phid];
+    if (!$handle->isComplete()) {
+      throw new ConduitException('ERR-BAD-PHID');
+    }
+
+    return $this->buildHandleInformationDictionary($handle);
+  }
+
+}
diff --git a/src/applications/conduit/method/phid/info/__init__.php b/src/applications/conduit/method/phid/info/__init__.php
new file mode 100644
index 0000000000..40c456cd50
--- /dev/null
+++ b/src/applications/conduit/method/phid/info/__init__.php
@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/conduit/method/phid/base');
+phutil_require_module('phabricator', 'applications/conduit/protocol/exception');
+phutil_require_module('phabricator', 'applications/phid/handle/data');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('ConduitAPI_phid_info_Method.php');
diff --git a/src/applications/conduit/method/user/base/ConduitAPI_user_Method.php b/src/applications/conduit/method/user/base/ConduitAPI_user_Method.php
new file mode 100644
index 0000000000..13db6095fe
--- /dev/null
+++ b/src/applications/conduit/method/user/base/ConduitAPI_user_Method.php
@@ -0,0 +1,32 @@
+<?php
+
+/*
+ * Copyright 2011 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @group conduit
+ */
+abstract class ConduitAPI_user_Method extends ConduitAPIMethod {
+
+  protected function buildUserInformationDictionary(PhabricatorUser $user) {
+    return array(
+      'phid'      => $user->getPHID(),
+      'userName'  => $user->getUserName(),
+      'realName'  => $user->getRealName(),
+    );
+  }
+
+}
diff --git a/src/applications/conduit/method/user/base/__init__.php b/src/applications/conduit/method/user/base/__init__.php
new file mode 100644
index 0000000000..c0f643620d
--- /dev/null
+++ b/src/applications/conduit/method/user/base/__init__.php
@@ -0,0 +1,12 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/conduit/method/base');
+
+
+phutil_require_source('ConduitAPI_user_Method.php');
diff --git a/src/applications/conduit/method/user/find/ConduitAPI_user_find_Method.php b/src/applications/conduit/method/user/find/ConduitAPI_user_find_Method.php
index 06b98f7294..a1f1ee5388 100644
--- a/src/applications/conduit/method/user/find/ConduitAPI_user_find_Method.php
+++ b/src/applications/conduit/method/user/find/ConduitAPI_user_find_Method.php
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_user_find_Method extends ConduitAPIMethod {
+final class ConduitAPI_user_find_Method
+  extends ConduitAPI_user_Method {
 
   public function getMethodDescription() {
     return "Find user PHIDs which correspond to provided user aliases. ".
diff --git a/src/applications/conduit/method/user/find/__init__.php b/src/applications/conduit/method/user/find/__init__.php
index 7b55082078..b6fd1a745e 100644
--- a/src/applications/conduit/method/user/find/__init__.php
+++ b/src/applications/conduit/method/user/find/__init__.php
@@ -6,7 +6,7 @@
 
 
 
-phutil_require_module('phabricator', 'applications/conduit/method/base');
+phutil_require_module('phabricator', 'applications/conduit/method/user/base');
 phutil_require_module('phabricator', 'applications/people/storage/user');
 
 phutil_require_module('phutil', 'utils');
diff --git a/src/applications/conduit/method/user/info/ConduitAPI_user_info_Method.php b/src/applications/conduit/method/user/info/ConduitAPI_user_info_Method.php
new file mode 100644
index 0000000000..8f2c444ff4
--- /dev/null
+++ b/src/applications/conduit/method/user/info/ConduitAPI_user_info_Method.php
@@ -0,0 +1,58 @@
+<?php
+
+/*
+ * Copyright 2011 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @group conduit
+ */
+final class ConduitAPI_user_info_Method
+  extends ConduitAPI_user_Method {
+
+  public function getMethodDescription() {
+    return "Retrieve information about a user by PHID.";
+  }
+
+  public function defineParamTypes() {
+    return array(
+      'phid' => 'required phid',
+    );
+  }
+
+  public function defineReturnType() {
+    return 'nonempty dict<string, wild>';
+  }
+
+  public function defineErrorTypes() {
+    return array(
+      'ERR-BAD-USER' => 'No such user exists.',
+    );
+  }
+
+  protected function execute(ConduitAPIRequest $request) {
+
+    $user = id(new PhabricatorUser())->loadOneWhere(
+      'phid = %s',
+      $request->getValue('phid'));
+
+    if (!$user) {
+      throw new ConduitException('ERR-BAD-USER');
+    }
+
+    return $this->buildUserInformationDictionary($user);
+  }
+
+}
diff --git a/src/applications/conduit/method/user/info/__init__.php b/src/applications/conduit/method/user/info/__init__.php
new file mode 100644
index 0000000000..765fbb9cb4
--- /dev/null
+++ b/src/applications/conduit/method/user/info/__init__.php
@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/conduit/method/user/base');
+phutil_require_module('phabricator', 'applications/conduit/protocol/exception');
+phutil_require_module('phabricator', 'applications/people/storage/user');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('ConduitAPI_user_info_Method.php');
diff --git a/src/applications/conduit/method/user/whoami/ConduitAPI_user_whoami_Method.php b/src/applications/conduit/method/user/whoami/ConduitAPI_user_whoami_Method.php
index 904b867fa3..0f080571e9 100644
--- a/src/applications/conduit/method/user/whoami/ConduitAPI_user_whoami_Method.php
+++ b/src/applications/conduit/method/user/whoami/ConduitAPI_user_whoami_Method.php
@@ -19,7 +19,8 @@
 /**
  * @group conduit
  */
-class ConduitAPI_user_whoami_Method extends ConduitAPIMethod {
+final class ConduitAPI_user_whoami_Method
+  extends ConduitAPI_user_Method {
 
   public function getMethodDescription() {
     return "Retrieve information about the logged-in user.";
@@ -40,12 +41,7 @@ class ConduitAPI_user_whoami_Method extends ConduitAPIMethod {
   }
 
   protected function execute(ConduitAPIRequest $request) {
-    $user = $request->getUser();
-    return array(
-      'phid'      => $user->getPHID(),
-      'userName'  => $user->getUserName(),
-      'realName'  => $user->getRealName(),
-    );
+    return $this->buildUserInformationDictionary($request->getUser());
   }
 
 }
diff --git a/src/applications/conduit/method/user/whoami/__init__.php b/src/applications/conduit/method/user/whoami/__init__.php
index 5b9ccec4ea..7ee715a1bd 100644
--- a/src/applications/conduit/method/user/whoami/__init__.php
+++ b/src/applications/conduit/method/user/whoami/__init__.php
@@ -6,7 +6,7 @@
 
 
 
-phutil_require_module('phabricator', 'applications/conduit/method/base');
+phutil_require_module('phabricator', 'applications/conduit/method/user/base');
 
 
 phutil_require_source('ConduitAPI_user_whoami_Method.php');
diff --git a/src/applications/phid/handle/PhabricatorObjectHandle.php b/src/applications/phid/handle/PhabricatorObjectHandle.php
index ab29065be4..050c5a2849 100644
--- a/src/applications/phid/handle/PhabricatorObjectHandle.php
+++ b/src/applications/phid/handle/PhabricatorObjectHandle.php
@@ -28,7 +28,7 @@ class PhabricatorObjectHandle {
   private $timestamp;
   private $alternateID;
   private $status = 'open';
-
+  private $complete;
 
   public function setURI($uri) {
     $this->uri = $uri;
@@ -135,6 +135,27 @@ class PhabricatorObjectHandle {
     return idx($map, $this->getType());
   }
 
+  public function setComplete($complete) {
+    $this->complete = $complete;
+    return $this;
+  }
+
+  /**
+   * Determine if the handle represents an object which was completely loaded
+   * (i.e., the underlying object exists) vs an object which could not be
+   * completely loaded (e.g., the type or data for the PHID could not be
+   * identified or located).
+   *
+   * Basically, @{class:PhabricatorObjectHandleData} gives you back a handle for
+   * any PHID you give it, but it gives you a complete handle only for valid
+   * PHIDs.
+   *
+   * @return bool True if the handle represents a complete object.
+   */
+  public function isComplete() {
+    return $this->complete;
+  }
+
   public function renderLink() {
 
     switch ($this->getType()) {
diff --git a/src/applications/phid/handle/data/PhabricatorObjectHandleData.php b/src/applications/phid/handle/data/PhabricatorObjectHandleData.php
index 105d0f1200..d54eaecd7e 100644
--- a/src/applications/phid/handle/data/PhabricatorObjectHandleData.php
+++ b/src/applications/phid/handle/data/PhabricatorObjectHandleData.php
@@ -115,6 +115,7 @@ class PhabricatorObjectHandleData {
               case ManiphestTaskOwner::OWNER_UP_FOR_GRABS:
                 $handle->setName('Up For Grabs');
                 $handle->setFullName('upforgrabs (Up For Grabs)');
+                $handle->setComplete(true);
                 break;
               default:
                 $handle->setName('Foul Magicks');
@@ -145,6 +146,7 @@ class PhabricatorObjectHandleData {
               $handle->setFullName(
                 $user->getUsername().' ('.$user->getRealName().')');
               $handle->setAlternateID($user->getID());
+              $handle->setComplete(true);
 
               $img_phid = $user->getProfileImagePHID();
               if ($img_phid) {
@@ -176,6 +178,7 @@ class PhabricatorObjectHandleData {
               $handle->setName($list->getName());
               $handle->setURI($list->getURI());
               $handle->setFullName($list->getName());
+              $handle->setComplete(true);
             }
             $handles[$phid] = $handle;
           }
@@ -199,6 +202,7 @@ class PhabricatorObjectHandleData {
               $handle->setName($rev->getTitle());
               $handle->setURI('/D'.$rev->getID());
               $handle->setFullName('D'.$rev->getID().': '.$rev->getTitle());
+              $handle->setComplete(true);
 
               $status = $rev->getStatus();
               if (($status == DifferentialRevisionStatus::COMMITTED) ||
@@ -256,6 +260,7 @@ class PhabricatorObjectHandleData {
               $handle->setURI('/r'.$callsign.$commit_identifier);
               $handle->setFullName('r'.$callsign.$commit_identifier);
               $handle->setTimestamp($commit->getEpoch());
+              $handle->setComplete(true);
             }
             $handles[$phid] = $handle;
           }
@@ -279,6 +284,7 @@ class PhabricatorObjectHandleData {
               $handle->setName($task->getTitle());
               $handle->setURI('/T'.$task->getID());
               $handle->setFullName('T'.$task->getID().': '.$task->getTitle());
+              $handle->setComplete(true);
               if ($task->getStatus() != ManiphestTaskStatus::STATUS_OPEN) {
                 $closed = PhabricatorObjectHandleStatus::STATUS_CLOSED;
                 $handle->setStatus($closed);
@@ -305,6 +311,7 @@ class PhabricatorObjectHandleData {
               $file = $files[$phid];
               $handle->setName($file->getName());
               $handle->setURI($file->getViewURI());
+              $handle->setComplete(true);
             }
             $handles[$phid] = $handle;
           }
@@ -327,6 +334,7 @@ class PhabricatorObjectHandleData {
               $project = $projects[$phid];
               $handle->setName($project->getName());
               $handle->setURI('/project/view/'.$project->getID().'/');
+              $handle->setComplete(true);
             }
             $handles[$phid] = $handle;
           }
@@ -349,6 +357,7 @@ class PhabricatorObjectHandleData {
               $repository = $repositories[$phid];
               $handle->setName($repository->getCallsign());
               $handle->setURI('/diffusion/'.$repository->getCallsign().'/');
+              $handle->setComplete(true);
             }
             $handles[$phid] = $handle;
           }
@@ -371,6 +380,7 @@ class PhabricatorObjectHandleData {
               $package = $packages[$phid];
               $handle->setName($package->getName());
               $handle->setURI('/owners/package/'.$package->getID().'/');
+              $handle->setComplete(true);
             }
             $handles[$phid] = $handle;
           }
@@ -391,6 +401,7 @@ class PhabricatorObjectHandleData {
             } else {
               $project = $projects[$phid];
               $handle->setName($project->getName());
+              $handle->setComplete(true);
             }
             $handles[$phid] = $handle;
           }
@@ -420,6 +431,7 @@ class PhabricatorObjectHandleData {
               $info = $documents[$phid];
               $handle->setName($info['title']);
               $handle->setURI(PhrictionDocument::getSlugURI($info['slug']));
+              $handle->setComplete(true);
             }
             $handles[$phid] = $handle;
           }