diff --git a/servers/AssertionsServer/AssertionsServer.py b/servers/AssertionsServer/AssertionsServer.py
index 6e7f08e0..9dce993e 100755
--- a/servers/AssertionsServer/AssertionsServer.py
+++ b/servers/AssertionsServer/AssertionsServer.py
@@ -61,6 +61,7 @@ import glasnost.common.faults as faults
 
 import glasnost.server.ObjectsServer as objects
 
+import lasso.Tools as lassoTools
 
 applicationName = 'AssertionsServer'
 applicationRole = 'assertions'
@@ -87,10 +88,7 @@ class AssertionsServer(objects.Server):
         virtualServer = self.getVirtualServer(virtualServerId)
         virtualServer.lock.acquire()
         while 1:
-            digest = md5.new(assertion)
-            randomSalt = str(self.randomGenerator.uniform(0.1, 1))[2:]
-            digest.update(randomSalt)
-            artifact = digest.hexdigest()
+            artifact = lassoTools.buildAssertionArtifact()
             if not virtualServer.assertions.has_key(artifact):
                 break
         virtualServer.assertions[artifact] = assertion