Market reference
Ecommerce data for Specialist marketplaces
Category + item identity
Market referenceField requirements · not extracted records
| Step / field | Keep | Check |
|---|---|---|
| Source | Exact local URL | Availability is reviewed for that source and scope. |
| Market | Category + item identity | Keep each observation attached to its storefront. |
| Price | Amount + reported currency | No automatic exchange-rate or tax conversion. |
| Observation | Seller, timestamp and completeness | Compare equivalent offers and time windows. |
Condition, provenance and one-off availability may define the offer. Similar titles do not establish identical products.