REPO — A Colab demo notebook (from scripts/build_demo_notebook.py) lets…

A Colab demo notebook (from scripts/build_demo_notebook.py) lets contributors, with zero install and no tokens, download the schema, validate a sample submission, and browse the public archive via anonymous GitHub raw/API endpoints.

Source: puma-community README.md; docs/colab-demo.md · Traceability: corpus unit SAT-024 · Confidence: repo-backed