---
title: "Publication Metadata Schema"
---

import SupportCTA from "/snippets/support-cta.mdx";

<SupportCTA />

Use this schema as the baseline metadata contract for lab pages that need
publication extensions.

## Core fields

- `owner`: page owner or responsible editor
- `updated`: last meaningful content update date
- `depth`: expected depth such as `foundational`, `intermediate`, or `advanced`
- `region_tags`: regional scope tags such as `global`, `china`, or `enterprise`
- `coding_required`: `no`, `optional`, or `yes`
- `external_readings`: outbound articles, posts, or companion pieces

## Example

```yaml
title: Deep Research Agents
owner: Prompthon IO
updated: 2026-04-20
depth: advanced
region_tags:
  - global
  - china
coding_required: optional
external_readings:
  - title: Example companion article
    url: https://example.com/article
```