---
title: "Tag: canonicalization | OpenEPCIS | OpenEPCIS - an open-core, GS1-conformant EPCIS implementation."
canonical_url: "https://openepcis.io/tags/canonicalization"
last_updated: "2026-08-26T20:11:26.252Z"
meta:
  "og:title": "Tag: canonicalization | OpenEPCIS | OpenEPCIS - an open-core, GS1-conformant EPCIS implementation."
---

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# **Tag: canonicalization**

- [<h2>**Signed Passports: Verified Outside Our Own Stack**</h2>

  How OpenEPCIS signs product passports so that software nobody here wrote can verify them — W3C Data Integrity, did:web, and the canonicalization layer that decides whether a signature travels.#verifiable-credentials#data-integrity#did-web#canonicalization#interoperability#trust](https://openepcis.io/docs/digital-product-passport/signed-passports)