diff --git a/Installation/Schema/zrc/zrc.objectIdentificatie.schema.json b/Installation/Schema/zrc/zrc.objectIdentificatie.schema.json
index ac1db17..ae6c24f 100644
--- a/Installation/Schema/zrc/zrc.objectIdentificatie.schema.json
+++ b/Installation/Schema/zrc/zrc.objectIdentificatie.schema.json
@@ -9,29 +9,25 @@
       "title": "identificatie",
       "description": "De unieke identificatie van het OBJECT.",
       "type": "string",
-      "maxLength": 100,
-      "required": true
+      "maxLength": 100
     },
     "wplWoonplaatsNaam": {
       "type": "string",
       "title": "wpl woonplaats naam",
       "description": "De unieke identificatie van het OBJECT",
-      "maxLength": 80,
-      "required": true
+      "maxLength": 80
     },
     "gorOpenbareRuimteNaam": {
       "type": "string",
       "title": "gor openbare ruimte naam",
       "description": "Een door het bevoegde gemeentelijke orgaan aan een OPENBARE RUIMTE toegekende benaming",
-      "maxLength": 80,
-      "required": true
+      "maxLength": 80
     },
     "huisnummer": {
       "type": "integer",
       "title": "huisnummer",
       "minimum": 0,
-      "maximum": 99999,
-      "required": true
+      "maximum": 99999
     },
     "huisletter": {
       "type": "string",
diff --git a/Service/DRCService.php b/Service/DRCService.php
index d1b45ba..9c8d754 100644
--- a/Service/DRCService.php
+++ b/Service/DRCService.php
@@ -403,7 +403,7 @@ public function inhoudHandler(array $data, array $configuration): array
                 $file->setBase64($data['inhoud']);
             } else if (
                 (
-                    ($data['inhoud'] === null || filter_var($data['inhoud'], FILTER_VALIDATE_URL) === $data['inhoud'])
+                    ($data['inhoud'] === null || filter_var($data['inhoud'], FILTER_VALIDATE_URL) === $data['inhoud'] || $data['inhoud'] === '')
                     && ($data['link'] === null || $data['link'] === '')
                 )
                 && isset($this->data['body']['bestandsomvang']) === true
@@ -440,13 +440,13 @@ public function inhoudHandler(array $data, array $configuration): array
 
                 $this->entityManager->persist($file);
 
+                $now = new \DateTime();
                 if ($this->data['method'] === 'POST') {
-                    $objectEntity->hydrate(['bestandsdelen' => $fileParts, 'lock' => $lock, 'locked' => true, 'inhoud' => $this->generateDownloadEndpoint($objectId, $downloadEndpoint)]);
+                    $objectEntity->hydrate(['bestandsdelen' => $fileParts, 'lock' => $lock, 'locked' => true, 'inhoud' => $this->generateDownloadEndpoint($objectEntity->getId()->toString(), $downloadEndpoint)]);
                 } else {
-                    $objectEntity->hydrate(['bestandsdelen' => $fileParts, 'inhoud' => $this->generateDownloadEndpoint($objectId, $downloadEndpoint)]);
+                    $objectEntity->hydrate(['bestandsdelen' => $fileParts, 'inhoud' => $this->generateDownloadEndpoint($objectEntity->getId()->toString(), $downloadEndpoint), 'beginRegistratie' => $now->format('c')]);
                 }
 
-
                 $this->entityManager->persist($objectEntity);
                 $this->entityManager->flush();