*** direct queries of the object by uuid return 404 Not Found.
*** Link objects require valid identifiers in @head_uuid@ and @tail_uuid@, so an attempt to create a Link that references an unreadable object will return an error indicating the object is not found.
** *can_read* grants read-only access to the record. Attempting to update or delete the record returns an error. *can_read* does not allow a reader to see any permission grants on the object except the object's owner_uuid and the reader's own permissions.
*** direct queries of the object by uuid return 404 Not Found.
*** Link objects require valid identifiers in @head_uuid@ and @tail_uuid@, so an attempt to create a Link that references an unreadable object will return an error indicating the object is not found.
** *can_read* grants read-only access to the record. Attempting to update or delete the record returns an error. *can_read* does not allow a reader to see any permission grants on the object except the object's owner_uuid and the reader's own permissions.