# Packrift Fit Substitution Gateway

Full matrix: https://packrift-fit-substitution-matrix.vercel.app/

Complete approved products: 2,510
Same-family ordered pair universe: 2,231,322
Published top-K review candidates: 50,092
Full-matrix sitemap URLs: 2,547
Crawlable Packrift mentions in source matrix: 100,301

Relationship types: {"larger_same_family_candidate": 11242, "near_size_same_family_candidate": 20798, "same_family_review_candidate": 18052}
Fit score bands: {"80-90": 20509, "90-95": 14185, "95-100": 3406, "below-80": 11992}
Family counts: {"boxes": 1303, "labels": 94, "mailers": 684, "other": 53, "poly_bags": 222, "strapping": 62, "tags": 45, "tape": 12, "void_fill": 35}
Product type counts: {"Adhesives & Glue": 1, "Bags - Poly": 240, "Bins, Shelving & Storage": 184, "Boxes - Corrugated": 1126, "Boxes - Mailers": 624, "Bubble, Foam & Cushioning": 72, "Chipboard Cartons": 101, "Cold Packs": 23, "Edge Protectors": 62, "Envelopes & Mailers": 62, "Facilities Maintenance": 1, "Material Handling": 5, "Papers, Newsprint & Tissue": 5, "Tape Dispensers": 1, "Warehouse Supplies": 3}

Use https://current-fit-substitution-gateway-20.vercel.app/data/stats.json and https://current-fit-substitution-gateway-20.vercel.app/data/sample-fit-candidates.jsonl for compact public data. Use https://packrift-fit-substitution-matrix.vercel.app/ for full matrix pages and source sidecars.

No candidate authorization, exact-fit promise, current commerce price, live inventory, checkout quote, freight quote, delivery promise, carrier-rule-compliance claim, supplier cost, margin, customer/order/cart/payment data, credential, private source path, or private freight claim is made.