---
title: "Changes to Canonicalize content"
method: POST
path: "/content/canonicalize"
---

# Changes to Canonicalize content

`POST /content/canonicalize`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 126 revisions.

- **2026-10-31** `ff9684af2aad`: 20 info
- **2026-10-29** `f17f5df4e79c`: 4 info
- **2026-07-22** `5ec86ca180cb`: 1 info

## Changes

- **2026-10-31** `ff9684af2aad`: 20 info
  - added the optional property `ruleViolation/causes/items/code` to the response with the `400` status
  - added the optional property `ruleViolation/causes/items/code` to the response with the `401` status
  - added the optional property `ruleViolation/causes/items/code` to the response with the `403` status
  - added the optional property `ruleViolation/causes/items/code` to the response with the `500` status
  - added the optional property `ruleViolation/causes/items/direction` to the response with the `400` status
  - added the optional property `ruleViolation/causes/items/direction` to the response with the `401` status
  - added the optional property `ruleViolation/causes/items/direction` to the response with the `403` status
  - added the optional property `ruleViolation/causes/items/direction` to the response with the `500` status
  - added the optional property `ruleViolation/causes/items/existing` to the response with the `400` status
  - added the optional property `ruleViolation/causes/items/existing` to the response with the `401` status
  - added the optional property `ruleViolation/causes/items/existing` to the response with the `403` status
  - added the optional property `ruleViolation/causes/items/existing` to the response with the `500` status
  - added the optional property `ruleViolation/causes/items/proposed` to the response with the `400` status
  - added the optional property `ruleViolation/causes/items/proposed` to the response with the `401` status
  - added the optional property `ruleViolation/causes/items/proposed` to the response with the `403` status
  - added the optional property `ruleViolation/causes/items/proposed` to the response with the `500` status
  - added the optional property `ruleViolation/ruleType` to the response with the `400` status
  - added the optional property `ruleViolation/ruleType` to the response with the `401` status
  - added the optional property `ruleViolation/ruleType` to the response with the `403` status
  - added the optional property `ruleViolation/ruleType` to the response with the `500` status
- **2026-10-29** `f17f5df4e79c`: 4 info
  - added the optional property `ruleViolation` to the response with the `400` status
  - added the optional property `ruleViolation` to the response with the `401` status
  - added the optional property `ruleViolation` to the response with the `403` status
  - added the optional property `ruleViolation` to the response with the `500` status
- **2026-07-22** `5ec86ca180cb`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/apicurio/apis/apicurio-registry-api-v3/docs/content/canonicalize/post.md) - [API](https://skmtc.dev/apicurio/apis/apicurio-registry-api-v3.md) - [Page](https://skmtc.dev/apicurio/apis/apicurio-registry-api-v3/changes/content/canonicalize/post)