---
title: "Changes to Check concepts or collections availability."
method: HEAD
path: "/c"
---

# Changes to Check concepts or collections availability.

`HEAD /c`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 24 revisions.

- **2026-03-16** `8bfc927527b6` — 1 info
- **2021-12-20** `720170256c20` — 1 breaking

## Changes

- **2026-03-16** `8bfc927527b6` — 1 info
  - endpoint added
- **2021-12-20** `720170256c20` — 1 breaking
  - api path removed without deprecation

---

[Operation](https://skmtc.dev/onroerenderfgoed/apis/atramhasis-api/docs/c/head.md) · [API](https://skmtc.dev/onroerenderfgoed/apis/atramhasis-api.md) · [Page](https://skmtc.dev/onroerenderfgoed/apis/atramhasis-api/changes/c/head)