diff --git a/src/main/java/com/gxwebsoft/gxmu/openplat/claim/StudentClaimService.java b/src/main/java/com/gxwebsoft/gxmu/openplat/claim/StudentClaimService.java
index 9c19c9e..fa49fd1 100644
--- a/src/main/java/com/gxwebsoft/gxmu/openplat/claim/StudentClaimService.java
+++ b/src/main/java/com/gxwebsoft/gxmu/openplat/claim/StudentClaimService.java
@@ -34,6 +34,18 @@ public interface StudentClaimService {
      */
     ClaimResult claimByXhAndName(User user, String xh, String xm);
 
+    /**
+     * 按学号认领，<b>不校验姓名</b>。
+     *
+     * <p>供统一身份认证登录使用：学号是持密码在认证平台验过的，属可信来源，
+     * 不再需要姓名二次校验（名册姓名与平台姓名格式不一致时会误伤）。
+     *
+     * @param user 登录用户
+     * @param xh   学号
+     * @return 是否认领成功（名册无此学号、已被他人认领都返回 false）
+     */
+    boolean claimByXh(User user, String xh);
+
     /**
      * 人工认领/改绑。
      *
diff --git a/src/main/java/com/gxwebsoft/gxmu/openplat/claim/StudentClaimServiceImpl.java b/src/main/java/com/gxwebsoft/gxmu/openplat/claim/StudentClaimServiceImpl.java
index eda8d25..61314d5 100644
--- a/src/main/java/com/gxwebsoft/gxmu/openplat/claim/StudentClaimServiceImpl.java
+++ b/src/main/java/com/gxwebsoft/gxmu/openplat/claim/StudentClaimServiceImpl.java
@@ -88,6 +88,28 @@ public class StudentClaimServiceImpl implements StudentClaimService {
                 : ClaimResult.fail("认领失败");
     }
 
+    @Override
+    public boolean claimByXh(User user, String xh) {
+        if (user == null || user.getUserId() == null) {
+            return false;
+        }
+        String studentNo = StrUtil.trimToNull(xh);
+        if (studentNo == null) {
+            return false;
+        }
+        GxmuStudent student = studentMapper.selectOne(new LambdaQueryWrapper<GxmuStudent>()
+                .eq(GxmuStudent::getTenantId, OpenplatSyncConstants.TENANT_ID)
+                .eq(GxmuStudent::getXh, studentNo)
+                .last("limit 1"));
+        if (student == null) {
+            return false;
+        }
+        if (student.getUserId() != null) {
+            return student.getUserId().equals(user.getUserId());
+        }
+        return doClaim(user, student);
+    }
+
     @Override
     public boolean bind(Integer studentId, Integer userId, String phone, Integer tenantId) {
         GxmuStudent student = getStudent(studentId, tenantId);