---
title: "Publication ID"
source: https://dev.pageseeder.com/reference/glossary/publication_id.html
description: "A server-wide unique identifier for documents displayed in Group Publications. Must be under 250 characters and contain only alphanumeric characters, underscores, and hyphens."
last_updated: 2026-09-05T17:35:25+10:00
tokens: ~85
---

# Publication ID

A server-wide, unique value represented by a document property. Any document with a value in this field is displayed in the list of **Group Publications**.

It must be less than 250 characters long and can only contain the following characters: numbers `0-9`, letters `A-Z` and `a-z`, underscores `_` and hypens `-`.