diff --git a/services/hermes/skills/master-hermes-on-atlas/references/architecture.md b/services/hermes/skills/master-hermes-on-atlas/references/architecture.md
index bce3083b1..3c70ceb99 100644
--- a/services/hermes/skills/master-hermes-on-atlas/references/architecture.md
+++ b/services/hermes/skills/master-hermes-on-atlas/references/architecture.md
@@ -28,7 +28,8 @@ each instance independently ─────> openai-codex/gpt-5.4 fallback
 
 - The configured context length is 64,000 tokens.
 - `hermes-model-gate` is the stable OpenAI-compatible endpoint.
-- A GPU-owner ConfigMap and controller coordinate Hermes versus Wolf/Moonlight.
+- A coordination Lease stores whether Hermes or Wolf/Moonlight owns the GPU.
+  Ariadne has narrowly scoped permission to update that Lease during handoff.
 - Wolf ownership makes the gate return a deliberate unavailable response. The
   Hermes gateway stays alive and can use its configured fallback.
 - The two agent pods do not consume titan-24 GPU memory. Ollama does. Agent pods
@@ -41,7 +42,7 @@ Verify rather than memorize:
 ```sh
 hermes status
 hermes fallback list
-kubectl -n hermes get configmap hermes-gpu-owner -o yaml
+kubectl -n hermes get lease titan-24-gpu-owner -o yaml
 kubectl -n hermes get deploy hermes hermes-model-gate hermes-ollama -o wide
 kubectl -n hermes-chat get deploy hermes-chat -o wide
 ```