diff --git a/crates/lumio-contract-types/src/generated.rs b/crates/lumio-contract-types/src/generated.rs
index 8bd98c7..a10c183 100644
--- a/crates/lumio-contract-types/src/generated.rs
+++ b/crates/lumio-contract-types/src/generated.rs
@@ -1,9 +1,16 @@
 //! Architecture-source generated-contract adapter.
 //!
-//! The architecture source has published baseline id `LGE-V1.4-2026-08-27`, but
-//! FOUNDATION-W1 has not published a Rust/C package or C Header. This module is
-//! the internal seam only: opaque newtypes, no public numeric registries, and
-//! no copied schemas.
+//! The architecture source has published baseline id `LGE-V1.4-2026-08-27` and,
+//! under ADR-040, the Root ABI bundle at `origin/main:packages/abi/` — this
+//! repository is a registered consumer of that bundle (`rootAbi.consumers`) and
+//! binds its C Header directly. It is deliberately NOT a consumer of the Rust /
+//! C# generated packages.
+//!
+//! Binding is not done yet, so this module is still the internal seam only:
+//! opaque newtypes, no public numeric registries, no copied schemas. What the
+//! bundle publishes (handle / buffer / status layout, ABI version) is bindable;
+//! ErrorCode, Capability bits and Operation ids are still unpublished for this
+//! repository's needs. See `layout.rs` for the layout-profile caveat.
 
 /// Published architecture baseline this crate binds to.
 pub(crate) const ARCHITECTURE_BASELINE_ID: &str = "LGE-V1.4-2026-08-27";
diff --git a/crates/lumio-contract-types/src/layout.rs b/crates/lumio-contract-types/src/layout.rs
index 24491f3..efd3800 100644
--- a/crates/lumio-contract-types/src/layout.rs
+++ b/crates/lumio-contract-types/src/layout.rs
@@ -1,7 +1,14 @@
 //! ABI layout assertions against the architecture Header / manifest.
 //!
-//! FOUNDATION-W1 has not published a C Header. This gate must not invent ABI
-//! sizes; an empty table is a match.
+//! The architecture source now publishes a C Header (ADR-040 Root ABI bundle,
+//! `origin/main:packages/abi/lumio_core.h`), but its bundle certifies exactly
+//! one `layoutProfileId` — `linux-x86_64-glibc`. Transcribing those sizes here
+//! unconditionally would assert layouts on darwin / windows that the
+//! architecture source has not certified, which is the same red line as
+//! inventing them. Binding therefore stays deferred until the bundle carries
+//! the remaining target profiles, or until this gate is target-gated.
+//!
+//! This gate must not invent ABI sizes; an empty table is a match.
 
 use crate::generated::StructSize;
 
@@ -13,7 +20,8 @@ pub struct LayoutMismatch {
     pub found: StructSize,
 }
 
-/// Generated Header layout rows. Empty while the Header is unpublished.
+/// Generated Header layout rows. Empty until binding is target-gated (see
+/// the module docs): the published bundle certifies `linux-x86_64-glibc` only.
 pub fn entries() -> &'static [(&'static str, StructSize)] {
     &[]
 }
diff --git a/crates/lumio-contract-types/src/lib.rs b/crates/lumio-contract-types/src/lib.rs
index b650d7e..46447a4 100644
--- a/crates/lumio-contract-types/src/lib.rs
+++ b/crates/lumio-contract-types/src/lib.rs
@@ -5,8 +5,10 @@
 //! `docs/specs/native-core-module-map.md`。
 //!
 //! Gate-0 只提供内部 seam 与负向 Gate。架构源已发布 baseline id
-//! `LGE-V1.4-2026-08-27`，但尚未发布 Rust/C package 或 C Header；不得手写公共
-//! ErrorCode / Capability / Operation 数值，也不得声称公共 ABI 已完成。
+//! `LGE-V1.4-2026-08-27`，并按 ADR-040 发布了 Root ABI bundle；本仓已登记为该
+//! bundle 的 consumer，直接绑定其 C Header，**不**消费 Rust/C# 生成包。绑定本身
+//! 尚未落地：ErrorCode / Capability / Operation 数值对本仓的需求仍未发布，
+//! 一律不得手写，也不得声称公共 ABI 已完成。
 
 #![forbid(unsafe_code)]
 
diff --git a/crates/lumio-contract-types/tests/generated_layout_matches_manifest.rs b/crates/lumio-contract-types/tests/generated_layout_matches_manifest.rs
index 5434fea..79d3533 100644
--- a/crates/lumio-contract-types/tests/generated_layout_matches_manifest.rs
+++ b/crates/lumio-contract-types/tests/generated_layout_matches_manifest.rs
@@ -2,11 +2,11 @@ use lumio_contract_types::layout;
 
 #[test]
 fn generated_layout_matches_manifest() {
-    layout::verify_layout()
-        .expect("no generated Header means no structs to check, not invented ABI sizes");
+    layout::verify_layout().expect("an empty layout table has no structs to check");
     assert_eq!(
         layout::entries().len(),
         0,
-        "must not invent ABI struct sizes while the generated Header is unpublished"
+        "must not assert ABI struct sizes beyond the one layout profile the \
+         architecture bundle certifies (linux-x86_64-glibc)"
     );
 }
diff --git a/crates/lumio-native-ffi/src/exports.rs b/crates/lumio-native-ffi/src/exports.rs
index b9822fc..e93fb96 100644
--- a/crates/lumio-native-ffi/src/exports.rs
+++ b/crates/lumio-native-ffi/src/exports.rs
@@ -1,6 +1,11 @@
 //! Blocked-header FFI smoke helper.
 //!
-//! Formal C Header and provider symbol list are unpublished (T-ffi-04).
+//! The architecture source publishes the Root ABI C Header (ADR-040), but the
+//! entry symbol it declares belongs to CoreEngine root-abi, not to this
+//! repository (ADR 0001; enforced by `cargo xtask dump-symbols` and by the
+//! source-text guard in this module's tests — do not spell that symbol here).
+//! The provider symbol list this crate would export is still unpublished
+//! (T-ffi-04).
 //! This module composes existing Rust seams; it is not a C ABI surface.
 //! Do not add `#[no_mangle]` or `extern "C"` names here.