CN · Food Data & Intelligence
Learn the system

Four manuals.
Read the engine.

Each manual takes one piece of the traverse apart on real released records — no summaries, no screenshots of summaries. The artifacts themselves.

MANUAL 01How to read a claim recordAnatomy of a real released claim — every field explained.READ → 5 minMANUAL 02Weakest-link grading, workedWhy a HIGH-design claim can still grade VERY_LOW.READ → 6 minMANUAL 03Verify a dataset yourselfRe-hash the manifest, resolve the DOIs, check the ledger.READ → 4 minMANUAL 04Integrating with your stackTyped tables into pandas, SQL, or a Databricks share.READ → 7 min

Then go straight to the data: data/catalog.json lists every sealed sheet, and the survey index opens them.