diff --git a/src/Bundle/ChillDocStoreBundle/Entity/StoredObject.php b/src/Bundle/ChillDocStoreBundle/Entity/StoredObject.php
index 9c88e502d..7ba21b5da 100644
--- a/src/Bundle/ChillDocStoreBundle/Entity/StoredObject.php
+++ b/src/Bundle/ChillDocStoreBundle/Entity/StoredObject.php
@@ -7,7 +7,9 @@ namespace Chill\DocStoreBundle\Entity;
 use Doctrine\ORM\Mapping as ORM;
 use ChampsLibres\AsyncUploaderBundle\Model\AsyncFileInterface;
 use ChampsLibres\AsyncUploaderBundle\Validator\Constraints\AsyncFileExists;
+use ChampsLibres\WopiLib\Contract\Entity\Document;
 use DateTimeInterface;
+use Ramsey\Uuid\Uuid;
 use Symfony\Component\Serializer\Annotation as Serializer;
 
 /**
@@ -19,7 +21,7 @@ use Symfony\Component\Serializer\Annotation as Serializer;
  *  message="The file is not stored properly"
  * )
  */
-class StoredObject implements AsyncFileInterface
+class StoredObject implements AsyncFileInterface, Document
 {
     /**
      * @ORM\Id()
@@ -47,6 +49,11 @@ class StoredObject implements AsyncFileInterface
      */
     private array $iv = [];
 
+    /**
+     * @ORM\Column(type="uuid", unique=true)
+     */
+    private Uuid $uuid;
+
     /**
      * @ORM\Column(type="datetime", name="creation_date")
      * @Serializer\Groups({"read"})
@@ -68,6 +75,7 @@ class StoredObject implements AsyncFileInterface
     public function __construct()
     {
         $this->creationDate = new \DateTime();
+        $this->uuid = Uuid::uuid4();
     }
 
     public function getId()
@@ -155,5 +163,13 @@ class StoredObject implements AsyncFileInterface
         return $this;
     }
 
+    public function getUuid(): Uuid
+    {
+        return $this->uuid;
+    }
 
+    public function getWopiDocId(): string
+    {
+        return (string) $this->uuid;
+    }
 }