Tag
json-ld
3 posts
6 min read
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Tutorials
JSON-LD for Digital Product Passports (and where EPCIS 2.0 fits)
A DPP is only useful to machines if it is machine-readable. This guide shows the real JSON-LD a qr3 passport exposes via the live resolver, how one URL serves both humans and machines through content negotiation, and where the complementary EPCIS 2.0 event standard fits.
dpp json-ld epcis gs1-digital-link interoperability
3 min read
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Tutorials
Live demo examples of Digital Product Passports
These are working demos with fictitious product data and example GTINs from GS1 prefix 952. They do not represent assigned product identifiers, a registry entry or a certification.
dpp-examples battery-dpp textile-dpp gs1-digital-link json-ld
4 min read
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Tutorials
The GS1 Digital Link Resolver, Explained (with a live example)
A DPP QR code is not a link to a web page — it is a GS1 Digital Link, and the resolver turns one identifier into many context-aware responses. Here is how it works, with a live passport you can curl right now.
gs1-digital-link resolver dpp gtin json-ld