# Evidence: Pure functions and explicit inputs

Copy this template into your own portfolio and fill it after running your modified exercise.

## Evidence required

Keep both parameter configurations, their known predictions, a container-alias experiment, a non-mutating update, and an evaluation loss checked by hand. Explain which state the caller owns.

- Command: `python3 phases/01-arrays/03-pure-functions-and-explicit-inputs/code/main.py`
- Working directory: repository root
- Python / JAX / NumPy versions: 
- Hardware and device: 
- My prediction before running: 
- My change to the exercise: 
- Exit code and meaningful output: 
- Why the result supports or contradicts my prediction: 
- Checkpoint result: 
- Artifact link or saved filename: 
- Portfolio status: saved in local workspace