Product

The root of the product kind-tree: anything sold as a physical or digital good. Every product inherits the universal spine — identity, measurement, pricing, compliance, media, and availability — and is refined downward by more specific kinds.

the reading

The root of the tree — every product is one.

Every product in the language is one of these — the root that all other kinds refine.

what it can tell you the questions a product answers

Grouped by the part of the product each question is about. Every product can answer all of these.

Identity who and what it is

Each product has a display name, a model name, a GTIN code, a single brand and a single manufacturer.

Measurement its measurable, physical facts

It measures depth, height and width (in millimeters or inches) and net weight (in grams or kilograms). It comes in any number of colors and materials.

Pricing what it costs

It can be listed at any number of list prices.

Compliance where it is from and what it meets

Each product states its country of origin. It may carry any number of certifications.

Media how it is shown

It can be shown with any number of images, each with its own alt text.

Availability whether it can be obtained

It has a single availability status.

slot-profile what a product answers

Every question it can answer — added here, shadowed (tightened from a parent), or inherited from above. Each answer is a ◇token, a №number + unit, or “free text.