---
id: "gleif-vlei-hackathon-2025-workshop"
type: "course"
type_label: "Courses and training"
title: "GLEIF vLEI Hackathon 2025 workshop"
maintainer: "GLEIF-IT"
authors: []
date: "2025-11-12"
year: 2025
reading_level: "practitioner"
reading_level_label: "Practitioner"
reading_level_meaning: "architects, product people and adopters who know identity systems"
evidence: "code"
evidence_meaning: "a repository or its documentation; what the code does can be checked"
status: "active"
status_meaning: "changed within the last six months, or a live service"
access: "public"
access_meaning: "anyone with the link"
topics:
  - "learning"
  - "deployments"
roles:
  - "developer"
  - "infrastructure-operator"
  - "product"
  - "communications"
  - "investor"
  - "business-development"
source_url: "https://github.com/GLEIF-IT/vlei-hackathon-2025-workshop"
source_license: null
source_license_note: null
found_on: "gleif-hackathon-2025"
kerisse_credit: false
abstract_license: "CC BY 4.0"
abstract_license_url: "https://creativecommons.org/licenses/by/4.0/"
abstract_attribution: "KSKB, the KERISuite Knowledge Base (https://kskb.dev/)"
last_checked: "2026-10-21"
kskb_url: "https://kskb.dev/cards/gleif-vlei-hackathon-2025-workshop/"
kskb_app_url: "https://kskb.dev/#item/gleif-vlei-hackathon-2025-workshop"
kskb_record_url: "https://kskb.dev/data/kskb/resources/gleif-vlei-hackathon-2025-workshop"
kskb_markdown_url: "https://kskb.dev/export/cards/gleif-vlei-hackathon-2025-workshop.md"
---

# GLEIF vLEI Hackathon 2025 workshop

A workshop repository that builds a single-signature vLEI chain (GEDA, QVI, legal entity, person) and issues and verifies OOR and ECR credentials; modules 2 (Chainlink CCID) and 3 (Veridian ESSR) are marked work in progress. Read 21 October 2026.

Labels: reading level Practitioner; evidence code (a repository or its documentation; what the code does can be checked).
Source: https://github.com/GLEIF-IT/vlei-hackathon-2025-workshop (license not recorded).
The abstract is KSKB's own text under Creative Commons Attribution 4.0 (CC BY 4.0), https://creativecommons.org/licenses/by/4.0/; credit KSKB, the KERISuite Knowledge Base (https://kskb.dev/).