The practical match
For each posted COA, the public page can show the product name, lot number, issue date, and rendered preview image.
That is a document match. It is not a statement that every upstream supply-chain record has been independently audited by CellSyntax.
Catalog names and lots
A catalog name identifies the listing. A lot number identifies the batch named on the posted document.
When one COA is associated with multiple sizes or related listings, the site should keep the shared document relationship visible rather than implying separate tests.
Dates and issuers
Document dates and issuer names help readers understand the source record.
If the issuer is a lab, supplier, or source entity other than CellSyntax, that should remain visible in the posted document.
Account and order records
Account and order records may help a customer identify what was ordered and which documents were posted at the time.
Those records should support document lookup without turning product pages into broad quality or use claims.
Keep the claim narrow
The site should say what document is posted and which material it is tied to. It should avoid implying more review than the posted preview can support.