VERIFIED EXECUTION ENVIRONMENT

Operating system: Linux x86_64
Python: 3.13.5
pandas: 2.2.3
matplotlib: 3.10.8
JupyterLab: 4.5.3
Notebook: 7.5.3
ipykernel: 7.2.0

The notebook contains platform-independent Python code only and uses relative paths.
No proprietary software, GPU, CUDA installation, internet access, or OS-specific settings are required.

Verification performed: 2026-10-02

Notebook verification result: all cells executed successfully in the reference environment.
