---
title: "Discover current dataset availability, freshness and permitted downloads"
method: GET
path: "/readings/public-data-catalog-latest.json"
---

# Discover current dataset availability, freshness and permitted downloads

`GET /readings/public-data-catalog-latest.json`

## Request

- Base URL: `https://palimpsest.info`
- URL: `https://palimpsest.info/readings/public-data-catalog-latest.json`
- Auth: none declared

The publication-checked catalog used by the data library and collector health. Every dataset retains its cadence and source limitations. Restricted datasets have no source observation clock, counts or value downloads.

## Response `200`

Published machine-readable dataset catalog

- DataCatalog: The Evidence Atlas catalog with provenance, rights, cadence, freshness and distribution metadata.

---

[API](https://skmtc.dev/palimpsest/apis/palimpsest-public-readings-api.md) · [All operations](https://skmtc.dev/palimpsest/apis/palimpsest-public-readings-api/llms.txt) · [OpenAPI document](https://skmtc.dev/palimpsest/apis/palimpsest-public-readings-api/revisions/5b11e0547942?raw)