diff --git a/localPackages/BitFoundation/Sources/BitFoundation/AnnounceV2Packet.swift b/localPackages/BitFoundation/Sources/BitFoundation/AnnounceV2Packet.swift
index 4dac2980..0bee3e6f 100644
--- a/localPackages/BitFoundation/Sources/BitFoundation/AnnounceV2Packet.swift
+++ b/localPackages/BitFoundation/Sources/BitFoundation/AnnounceV2Packet.swift
@@ -37,6 +37,9 @@ import Foundation
 /// `docs/PEER-ID-ROTATION.md`.
 ///
 /// Not emitted or consumed by the shipping mesh yet.
+// periphery:ignore - intentionally unreferenced by production code; nothing
+// emits or consumes this type yet, and BLEService parses it only to ignore it.
+// Delete this annotation when the mesh starts using it.
 public struct AnnounceV2Packet: Equatable, Sendable {
     /// Rotation epoch this announce was built for. Carried explicitly so a
     /// receiver matches against a stated epoch instead of guessing.
diff --git a/localPackages/BitFoundation/Sources/BitFoundation/PeerIDRotation.swift b/localPackages/BitFoundation/Sources/BitFoundation/PeerIDRotation.swift
index 6b419674..403b8b4f 100644
--- a/localPackages/BitFoundation/Sources/BitFoundation/PeerIDRotation.swift
+++ b/localPackages/BitFoundation/Sources/BitFoundation/PeerIDRotation.swift
@@ -32,6 +32,10 @@ private import CryptoKit
 /// Recognition tags come from the X25519 shared secret between two static
 /// keys, so exactly two parties can compute a given tag and an observer can
 /// compute none of them.
+// periphery:ignore - intentionally unreferenced by production code. These are
+// the reviewable primitives for a protocol change that cannot ship until both
+// platforms agree on it; wiring them into the transport is the next step, not
+// this one. Delete this annotation when the mesh starts using them.
 public enum PeerIDRotation {
     // MARK: - Parameters