diff --git a/lightrag_webui/src/components/graph/PropertiesView.tsx b/lightrag_webui/src/components/graph/PropertiesView.tsx
index 3ebdfd29..39b9a448 100644
--- a/lightrag_webui/src/components/graph/PropertiesView.tsx
+++ b/lightrag_webui/src/components/graph/PropertiesView.tsx
@@ -183,7 +183,8 @@ const PropertyRow = ({
   entityType,
   sourceId,
   targetId,
-  isEditable = false
+  isEditable = false,
+  truncate
 }: {
   name: string
   value: any
@@ -197,6 +198,7 @@ const PropertyRow = ({
   sourceId?: string
   targetId?: string
   isEditable?: boolean
+  truncate?: string
 }) => {
   const { t } = useTranslation()
 
@@ -216,7 +218,12 @@ const PropertyRow = ({
 
   // Format the value to convert <SEP> to newlines
   const formattedValue = formatValueWithSeparators(value)
-  const formattedTooltip = tooltip || formatValueWithSeparators(value)
+  let formattedTooltip = tooltip || formatValueWithSeparators(value)
+
+  // If this is source_id field and truncate info exists, append it to the tooltip
+  if (name === 'source_id' && truncate) {
+    formattedTooltip += `\n(Truncation-${truncate})`
+  }
 
   // Use EditablePropertyRow for editable fields (description, entity_id and keywords)
   if (isEditable && (name === 'description' || name === 'entity_id' || name === 'keywords')) {
@@ -241,7 +248,10 @@ const PropertyRow = ({
   // For non-editable fields, use the regular Text component
   return (
     <div className="flex items-center gap-2">
-      <span className="text-primary/60 tracking-wide whitespace-nowrap">{getPropertyNameTranslation(name)}</span>:
+      <span className="text-primary/60 tracking-wide whitespace-nowrap">
+        {getPropertyNameTranslation(name)}
+        {name === 'source_id' && truncate && <sup className="text-red-500">†</sup>}
+      </span>:
       <Text
         className="hover:bg-primary/20 rounded p-1 overflow-hidden text-ellipsis"
         tooltipClassName="max-w-96 -translate-x-13"
@@ -306,7 +316,7 @@ const NodePropertiesView = ({ node }: { node: NodeType }) => {
         {Object.keys(node.properties)
           .sort()
           .map((name) => {
-            if (name === 'created_at') return null; // Hide created_at property
+            if (name === 'created_at' || name === 'truncate') return null; // Hide created_at and truncate properties
             return (
               <PropertyRow
                 key={name}
@@ -316,6 +326,7 @@ const NodePropertiesView = ({ node }: { node: NodeType }) => {
                 entityId={node.properties['entity_id']}
                 entityType="node"
                 isEditable={name === 'description' || name === 'entity_id'}
+                truncate={node.properties['truncate']}
               />
             )
           })}
@@ -373,7 +384,7 @@ const EdgePropertiesView = ({ edge }: { edge: EdgeType }) => {
         {Object.keys(edge.properties)
           .sort()
           .map((name) => {
-            if (name === 'created_at') return null; // Hide created_at property
+            if (name === 'created_at' || name === 'truncate') return null; // Hide created_at and truncate properties
             return (
               <PropertyRow
                 key={name}
@@ -385,6 +396,7 @@ const EdgePropertiesView = ({ edge }: { edge: EdgeType }) => {
                 sourceId={edge.sourceNode?.properties['entity_id'] || edge.source}
                 targetId={edge.targetNode?.properties['entity_id'] || edge.target}
                 isEditable={name === 'description' || name === 'keywords'}
+                truncate={edge.properties['truncate']}
               />
             )
           })}