# 7.4 可验证性的实现方式

合约在执行过程中，会对所有关键动作生成链上记录。创建、领取、完成与退款，均以不可变的方式写入区块链。

这意味着：

* 用户可以独立验证红包是否按规则执行
* 社群管理员可以追溯活动结果
* 第三方可以基于公开数据进行审计

在这一模型下，系统不需要通过“信任声明”来建立可信度，执行本身即构成证据。


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