diff --git a/Hardware.md b/Hardware.md
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--- a/Hardware.md
+++ b/Hardware.md
@@ -0,0 +1,44 @@
+# Hardware
+
+## Classification
+
+Hardware / firmware workspace.
+
+## Structure Signals
+
+- `proxarch_esp_idf` (8 files)
+- `iceman_web_ui_esp32` (3 files)
+- `(root)` (1 files)
+
+## File Type Signals
+
+- `(none)` (5)
+- `.txt` (4)
+- `.c` (2)
+- `.gitignore` (1)
+
+## Build And Dependency Signals
+
+| Signal | Detail |
+|---|---|
+| CMakeLists.txt | CMake/ESP-IDF style build metadata is present. |
+| README files | README.md |
+
+## Project Tree Snapshot
+
+- .gitignore
+- iceman_web_ui_esp32/CMakeLists.txt
+- iceman_web_ui_esp32/main/CMakeLists.txt
+- iceman_web_ui_esp32/main/proxarch_main.c
+- proxarch_esp_idf/.git/HEAD
+- proxarch_esp_idf/.git/config
+- proxarch_esp_idf/.git/description
+- proxarch_esp_idf/.git/index
+- proxarch_esp_idf/.git/packed-refs
+- proxarch_esp_idf/CMakeLists.txt
+- proxarch_esp_idf/main/CMakeLists.txt
+- proxarch_esp_idf/main/proxarch_main.c
+
+## Interpretation
+
+Treat this repo as hardware-affecting until proven otherwise. Add exact board revision, wiring, flashing command, and recovery procedure before release.