diff --git a/changelog.md b/changelog.md
index 6d3eda12..370afd3a 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,11 @@
+## 3.1.2026072309
+
+- feat: 新增功能
+  - 工艺路线Route创建/更新时未指定输出物料且工艺包无产品直接报错,不再静默生成残缺工序;补material_in_type字段供画布按物料真实类型着色 [caoqianming]
+  - 工艺路线新增validate接口,供拖拽画布实时校验DAG结构(不存盘,返回valid/error) [caoqianming]
+  - 物料新增入库检验方式test_mode_in(免检/必检,默认必检),生产领料检验卡点支持物料级免检,明细过滤器支持material__test_mode_in [caoqianming]
+- other: 其他变更
+  - docs:新增优化算法切入点分析(排产/补货/合批/装箱等可优化环节盘点) [caoqianming]
 ## 3.1.2026071614
 
 - feat: 新增功能
diff --git a/server/settings.py b/server/settings.py
index e79a911a..8bf6cf11 100755
--- a/server/settings.py
+++ b/server/settings.py
@@ -35,7 +35,7 @@ sys.path.insert(0, os.path.join(BASE_DIR, 'apps'))
 ALLOWED_HOSTS = ['*']
 
 SYS_NAME = '星途工厂综合管理系统'
-SYS_VERSION = '3.1.2026071614'
+SYS_VERSION = '3.1.2026072309'
 X_FRAME_OPTIONS = 'SAMEORIGIN'
 
 # Application definition