diff --git a/apps/backend/package.json b/apps/backend/package.json
index c3232050..fd5fd577 100644
--- a/apps/backend/package.json
+++ b/apps/backend/package.json
@@ -33,6 +33,7 @@
     "test:industry:gen": "tsx scripts/gen-test-cases.ts",
     "test:industry:curl": "tsx scripts/curl-send-callback.ts",
     "audit:fulfillment": "tsx scripts/audit-fulfillment-state.ts",
+    "audit:product-routing": "tsx scripts/audit-product-routing-alignment.ts",
     "typecheck": "tsc -p tsconfig.json --noEmit",
     "check": "npm run format:check && npm run check:sql && npm run lint:check && npm run typecheck && npm test && npm run build",
     "start": "node dist/index.js",
diff --git a/apps/backend/scripts/audit-product-routing-alignment.ts b/apps/backend/scripts/audit-product-routing-alignment.ts
new file mode 100644
index 00000000..f1a83ca5
--- /dev/null
+++ b/apps/backend/scripts/audit-product-routing-alignment.ts
@@ -0,0 +1,183 @@
+#!/usr/bin/env tsx
+/**
+ * 商品来源、内部 SKU 与履约路由只读审计。
+ *
+ * 用法：
+ *   npm run audit:product-routing
+ *   npm run audit:product-routing -- --strict
+ */
+import { closeDb, query } from '../src/db/client.js'
+
+const strict = process.argv.includes('--strict')
+
+async function main() {
+  const [
+    sourceChannel,
+    routeCounts,
+    manualConfigRoutes,
+    orphanManualProducts,
+    multiplePrimaryRoutes,
+    missingInternalSku,
+    invalidSourceKinds,
+  ] = await Promise.all([
+    query<{ source_kind: string; primary_channel: string | null; total: number }>(
+      `
+        SELECT source_kind, active_primary_channel AS primary_channel, COUNT(*)::int AS total
+        FROM v_product_current
+        WHERE status = 'active'
+        GROUP BY 1, 2
+        ORDER BY 1, 2 NULLS FIRST
+      `,
+    ),
+    query<{ channel: string; route_role: string; total: number }>(
+      `
+        SELECT channel, route_role, COUNT(*)::int AS total
+        FROM sku_channel_routes
+        WHERE enabled = TRUE
+        GROUP BY 1, 2
+        ORDER BY 1, 2
+      `,
+    ),
+    query<{
+      route_state: string
+      total: number
+    }>(
+      `
+        SELECT
+          CASE
+            WHEN primary_route.channel = 'manual' THEN 'primary_manual'
+            WHEN manual_route.route_role = 'fallback' THEN 'manual_fallback'
+            ELSE 'missing_manual_route'
+          END AS route_state,
+          COUNT(*)::int AS total
+        FROM manual_fulfillment_configs config
+        LEFT JOIN LATERAL (
+          SELECT route.channel
+          FROM sku_channel_routes route
+          WHERE route.internal_sku_id = config.internal_sku_id
+            AND route.enabled = TRUE
+            AND route.route_role = 'primary'
+          ORDER BY route.priority, route.channel
+          LIMIT 1
+        ) primary_route ON TRUE
+        LEFT JOIN sku_channel_routes manual_route
+          ON manual_route.internal_sku_id = config.internal_sku_id
+         AND manual_route.channel = 'manual'
+         AND manual_route.enabled = TRUE
+        WHERE config.enabled = TRUE
+        GROUP BY 1
+        ORDER BY 1
+      `,
+    ),
+    query<{
+      product_id: number
+      canonical_sku: string
+      canonical_name: string
+    }>(
+      `
+        SELECT product.id AS product_id,
+               product.canonical_sku,
+               product.canonical_name
+        FROM product_catalog product
+        WHERE product.status = 'active'
+          AND product.source_kind = 'manual'
+          AND NOT EXISTS (
+            SELECT 1
+            FROM sku_channel_routes route
+            WHERE route.internal_sku_id = product.internal_sku_id
+              AND route.enabled = TRUE
+              AND route.route_role = 'primary'
+          )
+          AND NOT EXISTS (
+            SELECT 1
+            FROM manual_fulfillment_configs config
+            WHERE config.enabled = TRUE
+              AND (
+                config.canonical_product_id = product.id
+                OR config.internal_sku_id = product.internal_sku_id
+                OR canonicalize_internal_sku(config.sku_key)
+                    = canonicalize_internal_sku(substring(product.canonical_sku from 5))
+              )
+          )
+        ORDER BY product.id
+      `,
+    ),
+    query<{ internal_sku_id: number; total: number }>(
+      `
+        SELECT internal_sku_id, COUNT(*)::int AS total
+        FROM sku_channel_routes
+        WHERE enabled = TRUE AND route_role = 'primary'
+        GROUP BY 1
+        HAVING COUNT(*) > 1
+        ORDER BY 2 DESC, 1
+      `,
+    ),
+    query<{ source_kind: string; total: number }>(
+      `
+        SELECT source_kind, COUNT(*)::int AS total
+        FROM product_catalog
+        WHERE status = 'active'
+          AND source_kind IN ('manual', 'third_party_voucher')
+          AND internal_sku_id IS NULL
+        GROUP BY 1
+        ORDER BY 1
+      `,
+    ),
+    query<{ source_kind: string; total: number }>(
+      `
+        SELECT source_kind, COUNT(*)::int AS total
+        FROM product_catalog
+        WHERE status = 'active'
+          AND source_kind NOT IN (
+            'affiliate_dash',
+            'work_order',
+            'third_party_voucher',
+            'manual',
+            'unclassified'
+          )
+        GROUP BY 1
+        ORDER BY 1
+      `,
+    ),
+  ])
+
+  const critical = {
+    orphanManualProducts: orphanManualProducts.rows.length,
+    multiplePrimaryRoutes: multiplePrimaryRoutes.rows.length,
+    missingInternalSku: missingInternalSku.rows.reduce((sum, row) => sum + Number(row.total), 0),
+    invalidSourceKinds: invalidSourceKinds.rows.reduce((sum, row) => sum + Number(row.total), 0),
+  }
+
+  console.info('[product-routing-audit] 商品来源 × 当前渠道')
+  console.table(sourceChannel.rows)
+
+  console.info('[product-routing-audit] 路由分布')
+  console.table(routeCounts.rows)
+
+  console.info('[product-routing-audit] 人工配置路由状态')
+  console.table(manualConfigRoutes.rows)
+
+  console.info('[product-routing-audit] 无主路由且无人工配置的 man 商品')
+  console.table(orphanManualProducts.rows)
+
+  console.info('[product-routing-audit] 多主路由内部 SKU')
+  console.table(multiplePrimaryRoutes.rows)
+
+  console.info('[product-routing-audit] 缺少内部 SKU 的商品')
+  console.table(missingInternalSku.rows)
+
+  console.info('[product-routing-audit] 非法商品来源')
+  console.table(invalidSourceKinds.rows)
+
+  console.info('[product-routing-audit] 关键异常', critical)
+  if (strict && Object.values(critical).some((count) => count > 0)) {
+    process.exitCode = 1
+  }
+}
+
+main()
+  .catch((error) => {
+    console.error(error)
+    process.exitCode = 1
+  })
+  .finally(() => closeDb())
diff --git a/apps/backend/src/db/migrations/159_archive_orphan_manual_products.sql b/apps/backend/src/db/migrations/159_archive_orphan_manual_products.sql
new file mode 100644
index 00000000..bac427f1
--- /dev/null
+++ b/apps/backend/src/db/migrations/159_archive_orphan_manual_products.sql
@@ -0,0 +1,49 @@
+-- 159_archive_orphan_manual_products.sql
+--
+-- man: 只表示来源，不能证明当前可履约。
+-- 没有主路由、没有启用人工配置、也没有启用商品映射的 man 商品属于孤儿商品，
+-- 只归档，不删除；历史订单、成本版本和成本快照继续保留。
+
+WITH candidates AS (
+  SELECT product.id
+  FROM product_catalog product
+  WHERE product.status = 'active'
+    AND product.source_kind = 'manual'
+    AND NOT EXISTS (
+      SELECT 1
+      FROM sku_channel_routes route
+      WHERE route.internal_sku_id = product.internal_sku_id
+        AND route.enabled = TRUE
+        AND route.route_role = 'primary'
+    )
+    AND NOT EXISTS (
+      SELECT 1
+      FROM manual_fulfillment_configs config
+      WHERE config.enabled = TRUE
+        AND (
+          config.canonical_product_id = product.id
+          OR config.internal_sku_id = product.internal_sku_id
+          OR canonicalize_internal_sku(config.sku_key)
+              = canonicalize_internal_sku(substring(product.canonical_sku from 5))
+        )
+    )
+    AND NOT EXISTS (
+      SELECT 1
+      FROM channel_product_mappings mapping
+      WHERE mapping.canonical_product_id = product.id
+        AND mapping.enabled = TRUE
+    )
+)
+UPDATE product_catalog product
+SET status = 'archived',
+    attributes_json = COALESCE(product.attributes_json, '{}'::jsonb) || jsonb_build_object(
+      'legacyManualArchived', TRUE,
+      'legacyManualArchiveReason', 'no_primary_route_no_config_no_mapping',
+      'legacyManualArchivedAt', NOW()
+    ),
+    updated_at = NOW()
+FROM candidates
+WHERE product.id = candidates.id;
+
+COMMENT ON COLUMN product_catalog.source_kind IS
+  '标准商品来源类型；来源不等于当前履约渠道，孤儿 man 商品只归档不删除';
diff --git a/docs/统一订单履约与财务模型-权威版.md b/docs/统一订单履约与财务模型-权威版.md
index 0a2066f1..62b5f802 100644
--- a/docs/统一订单履约与财务模型-权威版.md
+++ b/docs/统一订单履约与财务模型-权威版.md
@@ -12,7 +12,7 @@ updated_at: 2026-11-08
 > 状态：**唯一权威文档**。
 > 最后校准：2026-11-08。
 > 生产基线：迁移 `146`。
-> 开发基线：迁移 `158`（仅本地，尚未部署生产）。
+> 开发基线：迁移 `159`（仅本地，尚未部署生产）。
 >
 > 从本文件生效起，订单、内部 SKU、履约渠道、履约载体、标准商品、成本和财务相关实现，
 > 只能以本文件为业务口径。其他旧分析只作为历史资料，不再具备设计或验收效力。
@@ -311,7 +311,7 @@ finance_journal_*   -- 总账凭证，可重建
 
 2026-11-08 生产只读核对结果：
 
-- 生产迁移 `146`，本地开发基线迁移 `158`。
+- 生产迁移 `146`，本地开发基线迁移 `159`。
 - 启用标准商品 `1127`：`aff:` 30、`tpl:` 903、`tpv:` 46、`man:` 148。
 - `man:` 商品中只有 105 个当前主渠道为人工；41 个已走其他主渠道，2 个无主渠道。
 - 人工页头部显示 `107`，商品列表显示 `148`，相差的 41 个就是跨渠道旧商品。
@@ -574,8 +574,18 @@ assigned 且 carrier_status=missing        必须进入异常队列
 - 迁移 `156`：修复 `source_kind` 默认值导致的前缀回填失效。
 - 迁移 `157`：保证只有兜底配置的 SKU 不会被误升级成主渠道。
 - 迁移 `158`：禁止 `man:` 来源直接冒充人工主渠道；没有 primary route 时显示“未路由”。
+- 迁移 `159`：只归档无主路由、无人工配置、无启用映射的孤儿 `man:` 商品。
 - 商品列表、总览、渠道映射和商品下拉统一读取商品当前渠道。
 - 运行期代码停止写入 `product_channel_capabilities`，该表仅保留到兼容期结束。
+- 只读审计：`npm run audit:product-routing -- --strict`。
+- 本地严格审计关键异常归零：孤儿人工商品、多主路由、`man/tpv` 缺内部 SKU、非法来源。
+- 15 个自动/卡券/接单主渠道商品的人工配置均保留为显式 `fallback`，没有被误升为人工主渠道。
+- 1 个无主路由、无人工配置、无启用映射的 `man:` 商品已归档，未删除历史引用。
+
+当前本地仍需业务处理的数据：
+
+- 1 个待分类订单项尚未命中内部 SKU 映射；
+- 1 个已分配人工订单项没有启用的人工履约配置。
 
 验收：