From 301a599e9c9f954eb28f70746dd5fa1c69fd6bb6 Mon Sep 17 00:00:00 2001
From: ThearchyHelios <work@thearchyhelios.com>
Date: Fri, 16 Oct 2026 13:09:07 +0800
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---
 backend/app/ledger/__init__.py | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 backend/app/ledger/__init__.py

diff --git a/backend/app/ledger/__init__.py b/backend/app/ledger/__init__.py
new file mode 100644
index 00000000..115cec72
--- /dev/null
+++ b/backend/app/ledger/__init__.py
@@ -0,0 +1,5 @@
+"""口径账本（docs/design/next-round/02-口径账本.md）：问数据和已治理口径接起来。
+
+认口径（match）、逐数标口径（labels）、对账与召回用的确定性派生图（derive）、统计（stats）……各自一个模块。
+建在现有证据链上（内容寻址工件 + 封存后事件），不另起存储。
+"""