diff --git a/config/dedup.us.yaml b/config/dedup.us.yaml
index 7aeedb9b4..6b4978d52 100644
--- a/config/dedup.us.yaml
+++ b/config/dedup.us.yaml
@@ -13557,3 +13557,10 @@ groups:
     func: DEFINE_func_8017D174
     vram: 0x8017D174
     binaries: [ov_SC03_006, ov_SC02_016, ov_SC02_017, ov_SC03_029]
+  - id: E_func_80168B70
+    tier: h_exact
+    hash: 93d5fccdcc7fc5cecee94cd364670dbcf8bb920d
+    source: src/shared/engine_core.h
+    func: DEFINE_func_80168B70
+    vram: 0x80168B70
+    binaries: [ov_SC07_006, ov_SC07_007, ov_SC07_010, ov_SC07_011, ov_MAIN_012, ov_SC02_037, ov_SC03_107]
diff --git a/src/ov_MAIN_012/ov_MAIN_012.c b/src/ov_MAIN_012/ov_MAIN_012.c
index 40d91d017..e79b3848f 100644
--- a/src/ov_MAIN_012/ov_MAIN_012.c
+++ b/src/ov_MAIN_012/ov_MAIN_012.c
@@ -11095,7 +11095,7 @@ void func_80168AA8(void *a0) {
 DEFINE_func_80168AE4()  /* dedup: shared engine-core @0x80168ae4 (src/shared) */
 
 
-INCLUDE_ASM("asm/ov_MAIN_012/nonmatchings/ov_MAIN_012", func_80168B70);
+DEFINE_func_80168B70()  /* dedup: shared engine-core @0x80168B70 (src/shared) */
 
 extern void func_800D2318(void);
 extern void RotMatrixYXZ(void *a0, void *a1);
diff --git a/src/ov_SC02_037/ov_SC02_037.c b/src/ov_SC02_037/ov_SC02_037.c
index b11cbeace..7b90aa1a7 100644
--- a/src/ov_SC02_037/ov_SC02_037.c
+++ b/src/ov_SC02_037/ov_SC02_037.c
@@ -11407,21 +11407,7 @@ DEFINE_func_80168AE4()  /* dedup: shared engine-core @0x80168ae4 (src/shared) */
 void func_80168BDC(s32 param_1, s32 param_2, s32 param_3, s32 param_4);
 void func_80146C3C(u8 *a0);
 
-void func_80168B70(s32 a0)
-{
-    s32 v0;
-    s32 *ptr = (s32 *)a0;
-
-    v0 = ptr[7] - 1;
-    ptr[7] = v0;
-
-    if (v0 != -1) {
-        func_80168BDC(a0, 9, 3, 1);
-    } else {
-        func_80168BDC(a0, 9, 2, 1);
-        func_80146C3C((u8 *)a0);
-    }
-}
+DEFINE_func_80168B70()  /* dedup: shared engine-core @0x80168B70 (src/shared) */
 
 
 extern void func_800D2318(void);
diff --git a/src/ov_SC03_107/ov_SC03_107.c b/src/ov_SC03_107/ov_SC03_107.c
index a85acb8d2..f09fbdeb7 100644
--- a/src/ov_SC03_107/ov_SC03_107.c
+++ b/src/ov_SC03_107/ov_SC03_107.c
@@ -11095,7 +11095,7 @@ void func_80168AA8(void *a0) {
 DEFINE_func_80168AE4()  /* dedup: shared engine-core @0x80168ae4 (src/shared) */
 
 
-INCLUDE_ASM("asm/ov_SC03_107/nonmatchings/ov_SC03_107", func_80168B70);
+DEFINE_func_80168B70()  /* dedup: shared engine-core @0x80168B70 (src/shared) */
 
 extern void func_800D2318(void);
 extern void RotMatrixYXZ(void *a0, void *a1);
diff --git a/src/ov_SC07_006/ov_SC07_006_jr_8015C32C.c b/src/ov_SC07_006/ov_SC07_006_jr_8015C32C.c
index 2e6408e00..ec59f9bd1 100644
--- a/src/ov_SC07_006/ov_SC07_006_jr_8015C32C.c
+++ b/src/ov_SC07_006/ov_SC07_006_jr_8015C32C.c
@@ -7608,20 +7608,7 @@ DEFINE_func_80168AE4()  /* dedup: shared engine-core @0x80168ae4 (src/shared) */
 
 
 
-extern void func_80168BDC(s32 a0, s32 a1, s32 a2, s32 a3);
-/* Conform to the TU's canonical decl (jr_8015C32C.c:5546 `extern void ((void (*)(void))func_80146C3C)(void);`)
- * and cast at the use site — same escape the TU already uses at :6388. Codegen-neutral. */
-extern void func_80146C3C(u8*);
-
-void func_80168B70(s32 a0) {
-    s32 *p = (s32 *)a0;
-    if (--p[0x1C / 4] != -1) {
-        func_80168BDC(a0, 9, 3, 1);
-    } else {
-        func_80168BDC(a0, 9, 2, 1);
-        ((void (*)(s32))func_80146C3C)(a0);
-    }
-}
+DEFINE_func_80168B70()  /* dedup: shared engine-core @0x80168B70 (src/shared) */
 
 
 extern void func_800D2318(void);
diff --git a/src/ov_SC07_007/ov_SC07_007_jr_8015C32C.c b/src/ov_SC07_007/ov_SC07_007_jr_8015C32C.c
index fe282eb9e..c277f2016 100644
--- a/src/ov_SC07_007/ov_SC07_007_jr_8015C32C.c
+++ b/src/ov_SC07_007/ov_SC07_007_jr_8015C32C.c
@@ -7546,20 +7546,7 @@ DEFINE_func_80168AE4()  /* dedup: shared engine-core @0x80168ae4 (src/shared) */
 
 
 
-extern void func_80168BDC(s32 a0, s32 a1, s32 a2, s32 a3);
-/* Conform to the TU's canonical decl (jr_8015C32C.c:5546 `extern void ((void (*)(void))func_80146C3C)(void);`)
- * and cast at the use site — same escape the TU already uses at :6388. Codegen-neutral. */
-extern void func_80146C3C(u8*);
-
-void func_80168B70(s32 a0) {
-    s32 *p = (s32 *)a0;
-    if (--p[0x1C / 4] != -1) {
-        func_80168BDC(a0, 9, 3, 1);
-    } else {
-        func_80168BDC(a0, 9, 2, 1);
-        ((void (*)(s32))func_80146C3C)(a0);
-    }
-}
+DEFINE_func_80168B70()  /* dedup: shared engine-core @0x80168B70 (src/shared) */
 
 
 extern void func_800D2318(void);
diff --git a/src/ov_SC07_010/ov_SC07_010_jr_8015C32C.c b/src/ov_SC07_010/ov_SC07_010_jr_8015C32C.c
index e366be81f..ac27c2fde 100644
--- a/src/ov_SC07_010/ov_SC07_010_jr_8015C32C.c
+++ b/src/ov_SC07_010/ov_SC07_010_jr_8015C32C.c
@@ -6953,20 +6953,7 @@ DEFINE_func_80168AE4()  /* dedup: shared engine-core @0x80168ae4 (src/shared) */
 
 
 
-extern void func_80168BDC(s32 a0, s32 a1, s32 a2, s32 a3);
-/* Conform to the TU's canonical decl (jr_8015C32C.c:5546 `extern void ((void (*)(void))func_80146C3C)(void);`)
- * and cast at the use site — same escape the TU already uses at :6388. Codegen-neutral. */
-extern void func_80146C3C(u8*);
-
-void func_80168B70(s32 a0) {
-    s32 *p = (s32 *)a0;
-    if (--p[0x1C / 4] != -1) {
-        func_80168BDC(a0, 9, 3, 1);
-    } else {
-        func_80168BDC(a0, 9, 2, 1);
-        ((void (*)(s32))func_80146C3C)(a0);
-    }
-}
+DEFINE_func_80168B70()  /* dedup: shared engine-core @0x80168B70 (src/shared) */
 
 
 DEFINE_func_80168BDC()  /* dedup: shared engine-core @0x80168bdc (src/shared) */
diff --git a/src/ov_SC07_011/ov_SC07_011_jr_8015C32C.c b/src/ov_SC07_011/ov_SC07_011_jr_8015C32C.c
index e64d8d923..e964c7dbe 100644
--- a/src/ov_SC07_011/ov_SC07_011_jr_8015C32C.c
+++ b/src/ov_SC07_011/ov_SC07_011_jr_8015C32C.c
@@ -7547,20 +7547,7 @@ DEFINE_func_80168AE4()  /* dedup: shared engine-core @0x80168ae4 (src/shared) */
 
 
 
-extern void func_80168BDC(s32 a0, s32 a1, s32 a2, s32 a3);
-/* Conform to the TU's canonical decl (jr_8015C32C.c:5546 `extern void ((void (*)(void))func_80146C3C)(void);`)
- * and cast at the use site — same escape the TU already uses at :6388. Codegen-neutral. */
-extern void func_80146C3C(u8*);
-
-void func_80168B70(s32 a0) {
-    s32 *p = (s32 *)a0;
-    if (--p[0x1C / 4] != -1) {
-        func_80168BDC(a0, 9, 3, 1);
-    } else {
-        func_80168BDC(a0, 9, 2, 1);
-        ((void (*)(s32))func_80146C3C)(a0);
-    }
-}
+DEFINE_func_80168B70()  /* dedup: shared engine-core @0x80168B70 (src/shared) */
 
 
 extern void func_800D2318(void);
diff --git a/src/shared/engine_core.h b/src/shared/engine_core.h
index 134d8e4ab..40b922dc5 100644
--- a/src/shared/engine_core.h
+++ b/src/shared/engine_core.h
@@ -550,6 +550,21 @@
         return; \
     }
 
+#define DEFINE_func_80168B70() \
+    void func_80168B70(s32 a0) \
+    { \
+        s32 v0; \
+        s32 *ptr = (s32 *)a0; \
+        v0 = ptr[7] - 1; \
+        ptr[7] = v0; \
+        if (v0 != -1) { \
+            func_80168BDC(a0, 9, 3, 1); \
+        } else { \
+            func_80168BDC(a0, 9, 2, 1); \
+            func_80146C3C((u8 *)a0); \
+        } \
+    }
+
 #endif
 
 #define DEFINE_func_80128EA8() \
@@ -30505,4 +30520,19 @@
         return; \
     }
 
+#define DEFINE_func_80168B70() \
+    void func_80168B70(s32 a0) \
+    { \
+        s32 v0; \
+        s32 *ptr = (s32 *)a0; \
+        v0 = ptr[7] - 1; \
+        ptr[7] = v0; \
+        if (v0 != -1) { \
+            func_80168BDC(a0, 9, 3, 1); \
+        } else { \
+            func_80168BDC(a0, 9, 2, 1); \
+            func_80146C3C((u8 *)a0); \
+        } \
+    }
+
 #endif
diff --git a/tools/dedup_propagate.py b/tools/dedup_propagate.py
index 8e5935fbd..2e6e8c14b 100644
--- a/tools/dedup_propagate.py
+++ b/tools/dedup_propagate.py
@@ -633,6 +633,29 @@ def main():
     # So on a byte-gate failure: isolate the culprit(s) for the failing overlay (per-fn trial), drop
     # them (they stay matched ×1 in the source), and retry the batch with the survivors. The byte-gate
     # stays the sole arbiter (G3/P9) — a dropped fn is never banked anywhere it isn't byte-identical.
+    # P30 S45p7 — RECONCILE LEDGER (the 141/213 breakage, root-caused 2026-08-07).
+    # Part B below deliberately LEAVES its caller-extern reconcile on disk when it buys the match
+    # ("keep the reconcile on disk"). That is correct only while the fn ultimately survives. A fn can
+    # still be dropped by a LATER iteration (a different fail_ov), and when `plan` finally empties the
+    # `sys.exit` at the bottom used to leave every kept reconcile orphaned — a no-proto'd caller extern
+    # for a function that was never propagated. Measured cost: dedup_propagate exited 1 leaving
+    # ov_SC07_* rewritten, and 141 of 213 binaries failed check-all (the wave-2 propagation, this
+    # session). The byte-gate never mis-banked — it fails closed — but every SUBSEQUENT gate then
+    # reports `near` against the broken tree, so its verdicts are void (R35), which is how two whole
+    # batches (4/4 and 20/20) were mis-read as draft failures.
+    # Fix: ledger every kept reconcile against its fn, and undo it the moment that fn leaves `plan`.
+    kept_reconciles = []                                 # [(addr, snapshot)] in apply order
+
+    def _undo_reconciles(addrs):
+        """Restore reconciles for addrs that did not survive. Reverse order: each snapshot is the
+        file text captured BEFORE its own edit, so replaying newest->oldest ends on the original."""
+        drop = [r for r in kept_reconciles if r[0] in addrs]
+        for _a, _s in reversed(drop):
+            restore_snapshot(_s)
+        if drop:
+            kept_reconciles[:] = [r for r in kept_reconciles if r[0] not in addrs]
+        return len(drop)
+
     while plan:
         touched, changed = apply_plan(plan)
         struct_check(plan, changed, touched)
@@ -665,7 +688,9 @@ def main():
                 pok2 = byte_gate(fail_ov)[0] if fail_ov in c3 else True
                 restore(t3)                             # -> the RECONCILED text (t3 snapshot is post-reconcile)
                 if pok2:
-                    survivors.append(p); recovered.append(p); continue   # keep the reconcile on disk
+                    survivors.append(p); recovered.append(p)
+                    kept_reconciles.append((p["addr"], snap))   # LEDGERED — undone if p later drops
+                    continue                                    # keep the reconcile on disk
             restore_snapshot(snap)                      # reconcile didn't buy the match -> undo it
             # Part A — exclude ONLY fail_ov from p's members (keep p for the rest); drop iff reach<2.
             p["members"] = [m for m in p["members"] if m != fail_ov]
@@ -689,9 +714,19 @@ def main():
             print(f"[drop] {fail_ov}: byte-gate fails with no single-fn culprit (interaction) — "
                   f"dropping its {len(tofail)} fn(s), kept ×1")
             survivors = [p for p in plan if fail_ov not in p["members"]]
+        # Any fn that just left `plan` must give back its kept reconcile — otherwise a no-proto'd
+        # caller extern survives for a function that was never propagated (see the ledger note above).
+        _gone = {p["addr"] for p in plan} - {p["addr"] for p in survivors}
+        _n = _undo_reconciles(_gone)
+        if _n:
+            print(f"[restore] undid {_n} kept caller-extern reconcile(s) for dropped fn(s)")
         plan = survivors
     if not plan:
-        sys.exit("[error] all candidates dropped — no cleanly-shareable function")
+        # Nothing survived ⇒ NOTHING may remain edited. Restore every outstanding reconcile before
+        # exiting, so a failed propagation leaves the tree exactly as it found it (fail-closed).
+        _n = _undo_reconciles({a for a, _ in kept_reconciles})
+        sys.exit("[error] all candidates dropped — no cleanly-shareable function"
+                 + (f" (restored {_n} kept reconcile(s); tree unchanged)" if _n else " (tree unchanged)"))
 
     # ---- register groups (compact shorthand: position-locked -> vram + binaries list)
     groups = [dict(id=f"E_{sym(p['addr'])}", tier=a.tier, hash=p["hash"],