---
title: "Changes to (Unstable) Get the proofs of a Cardano block list"
method: GET
path: "/proof/v2/cardano-block"
---

# Changes to (Unstable) Get the proofs of a Cardano block list

`GET /proof/v2/cardano-block`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 6 of 55 revisions.

- **2026-04-01** `82428f3522f5` — 1 info
- **2026-03-12** `305d207c21c9` — 2 breaking
- **2026-03-11** `31634eebc0c8` — 2 breaking, 2 info
- **2026-02-22** `2231ca9cc90d` — 2 breaking, 2 info
- **2026-02-14** `582b755e2c9c` — 1 info
- **2025-06-13** `1b81bf42f34b` — 1 breaking

## Changes

- **2026-04-01** `82428f3522f5` — 1 info
  - added the required property `security_parameter` to the response with the `200` status
- **2026-03-12** `305d207c21c9` — 2 breaking
  - added `subschema #1, subschema #2` to the `certified_blocks` response property `oneOf` list for the response status `200`
  - the `certified_blocks` response's property type changed from `array` to no type for status `200`
- **2026-03-11** `31634eebc0c8` — 2 breaking, 2 info
  - removed the required property `certified_transactions` from the response with the `200` status
  - removed the required property `non_certified_transactions` from the response with the `200` status
  - added the required property `certified_blocks` to the response with the `200` status
  - added the required property `non_certified_blocks` to the response with the `200` status
- **2026-02-22** `2231ca9cc90d` — 2 breaking, 2 info
  - removed the required property `certified_blocks` from the response with the `200` status
  - removed the required property `non_certified_blocks` from the response with the `200` status
  - added the required property `certified_transactions` to the response with the `200` status
  - added the required property `non_certified_transactions` to the response with the `200` status
- **2026-02-14** `582b755e2c9c` — 1 info
  - endpoint added
- **2025-06-13** `1b81bf42f34b` — 1 breaking
  - api path removed without deprecation

---

[Operation](https://skmtc.dev/input-output-hk/apis/mithril-aggregator-server/docs/proof/v2/cardano-block/get.md) · [API](https://skmtc.dev/input-output-hk/apis/mithril-aggregator-server.md) · [Page](https://skmtc.dev/input-output-hk/apis/mithril-aggregator-server/changes/proof/v2/cardano-block/get)