diff --git a/scripts/tags/lib/timeline.js b/scripts/tags/lib/timeline.js
index ce38c417..d48490c6 100644
--- a/scripts/tags/lib/timeline.js
+++ b/scripts/tags/lib/timeline.js
@@ -14,6 +14,10 @@
 
 'use strict'
 
+const fs = require('fs');
+const path = require('path');
+const crypto = require('crypto');
+
 function layoutNodeTitle(ctx, content) {
   var el = ''
   el += '<div class="header">'
@@ -34,6 +38,31 @@ function layoutNodeContent(ctx, content) {
   return el
 }
 
+function getCurrentTimestamp() {
+  return new Date().toLocaleString('zh-CN', {
+    year: 'numeric',
+    month: '2-digit',
+    day: '2-digit',
+    hour: '2-digit',
+    minute: '2-digit'
+  });
+}
+function getOrCreateTimestamp(content, ctx) {
+  const timestampFile = path.join(ctx.base_dir, 'timeline_timestamps.json');
+  let timestamps = {};
+  if (fs.existsSync(timestampFile)) {
+    timestamps = JSON.parse(fs.readFileSync(timestampFile, 'utf8'));
+  }
+
+  const hash = crypto.createHash('md5').update(content).digest('hex');
+  if (!timestamps[hash]) {
+    timestamps[hash] = getCurrentTimestamp();
+    fs.writeFileSync(timestampFile, JSON.stringify(timestamps, null, 2));
+  }
+
+  return timestamps[hash];
+}
+
 module.exports = ctx => function(args, content = '') {
   args = ctx.args.map(args, ['api', 'user', 'type', 'limit', 'hide', 'avatar'])
   var el = ''
@@ -48,23 +77,17 @@ module.exports = ctx => function(args, content = '') {
     el += '<div class="tag-plugin timeline">'
   }
 
-  var arr = content.split(/<!--\s*node (.*?)\s*-->/g).filter(item => item.trim().length > 0)
+  var arr = content.split(/<!--\s*node(.*?)\s*-->/g)
   if (arr.length > 0) {
     var nodes = []
-    arr.forEach((item, i) => {
-      if (i % 2 == 0) {
-        nodes.push({
-          header: item
-        })
-      } else if (nodes.length > 0) {
-        var node = nodes[nodes.length-1]
-        if (node.body == undefined) {
-          node.body = item
-        } else {
-          node.body += '\n' + item
-        }
-      }
-    })
+    for (let i = 1; i < arr.length; i += 2) {
+      let header = arr[i].trim();
+      let body = arr[i + 1] ? arr[i + 1].trim() : '';
+      nodes.push({
+        header: header || getOrCreateTimestamp(body, ctx),
+        body: body
+      })
+    }
     nodes.forEach((node, i) => {
       el += '<div class="timenode" index="' + (i) + '">'
       el += layoutNodeTitle(ctx, node.header)
@@ -75,4 +98,4 @@ module.exports = ctx => function(args, content = '') {
 
   el += '</div>'
   return el
-}
+}
\ No newline at end of file