Packrift SKU fit and substitution matrix

# Packrift SKU Fit + Substitution Matrix - Home: https://packrift-fit-substitution-matrix.vercel.app/ - Methodology: https://packrift-fit-substitution-matrix.vercel.app/methodology - Families: https://packrift-fit-substitution-matrix.vercel.app/families - API: https://packrift-fit-substitution-matrix.vercel.app/api - OpenAPI: https://packrift-fit-substitution-matrix.vercel.app/openapi.json - Sitemap: https://packrift-fit-substitution-matrix.vercel.app/sitemap.xml - Complete SKU pages: 2510 - Same-family pair universe: 2231322 - Published top-K review rows: 50092 - Crawlable owned URLs: 2545 ## Related Packrift-owned resources - Packrift Operations Resource Graph: https://packrift-operations-resource-graph.vercel.app/ - AI-approved Packrift product operation records for procurement, warehouse, packing, and AI-commerce workflows. - Packrift packaging tools hub: https://packrift.com/pages/tools - Buyer-facing calculators, tools, and Packrift resource links on the live commerce domain. ## Downloads - Matrix manifest: https://packrift-fit-substitution-matrix.vercel.app/data/manifest.json - Complete AI-approved SKU records: https://packrift-fit-substitution-matrix.vercel.app/data/products.json - Family summary: https://packrift-fit-substitution-matrix.vercel.app/data/families.json - Top fit relationships JSONL: https://packrift-fit-substitution-matrix.vercel.app/data/top-fit-relationships.jsonl - Top fit relationships CSV: https://packrift-fit-substitution-matrix.vercel.app/data/top-fit-relationships.csv - Sample fit relationships JSONL: https://packrift-fit-substitution-matrix.vercel.app/data/sample-fit-relationships.jsonl - MLCommons Croissant 1.1 metadata: https://packrift-fit-substitution-matrix.vercel.app/metadata.json - Frictionless Data Package metadata: https://packrift-fit-substitution-matrix.vercel.app/datapackage.json - RO-Crate metadata: https://packrift-fit-substitution-matrix.vercel.app/ro-crate-metadata.json - DCAT JSON-LD metadata: https://packrift-fi

openapi: 3.1.0 info: title: Packrift SKU Fit + Substitution Matrix version: "2026-05-28" description: Read-only public Packrift fit matrix for same-family packaging SKU review candidates. It does not approve substitutes or place orders. servers: - url: https://packrift-fit-substitution-matrix.vercel.app paths: /: get: summary: Human-readable matrix home /methodology: get: summary: Scoring methodology and count treatment /families: get: summary: Family