{
  "canonical_product_url": "Public Packrift product page for the SKU.",
  "pack_quantity": "Integer parsed from Packrift public title or handle, when a pack, bundle, case, roll, sheet, bag, label, piece, ct, or pk pattern is visible.",
  "price_per_unit_snapshot": "snapshot_price divided by parsed pack_quantity. Null when quantity is unparsed.",
  "quantity_parse_status": "parsed when a bounded quantity was found; unparsed when the title/handle does not expose a safe count.",
  "snapshot_price": "Catalog-control price snapshot. Use Packrift.com checkout or Packrift MCP for live price.",
  "source_row_hash": "Catalog-control source hash for provenance."
}