---
title: "(Unstable) Get Cardano block and transactions set snapshot information"
method: GET
path: "/artifact/cardano-blocks-transactions/{hash}"
---

# (Unstable) Get Cardano block and transactions set snapshot information

`GET /artifact/cardano-blocks-transactions/{hash}`

Returns the information of a Cardano block and transactions set snapshot.
Using this endpoint require Aggregator's capabilities to include `CardanoBlocksTransactions` in the `signed_entity_types`

## Path parameters

- `hash` string, bytes, required

## Response `200`

Cardano block and transactions set snapshot found

- CardanoBlocksTransactionsSnapshotMessage — This message represents a Cardano blocks and transactions set snapshot.
  - `hash` string, bytes, required — Hash of the Cardano Blocks and Transactions snapshot
  - `certificate_hash` string, bytes, required — Hash of the associated certificate
  - `merkle_root` string, bytes, required — Merkle root of the Cardano Blocks and Transactions snapshot
  - `epoch` integer, required — Cardano chain epoch number
  - `block_number_signed` integer, required — The maximum block number signed in the Cardano Blocks and Transactions
  - `block_number_tip` integer, required — The block number of the tip of the chain at snapshot time of the Cardano Blocks and Transactions
  - `created_at` string, date-time,, required — Time of creation

## Other responses

- `404` — Cardano block and transactions set snapshot not found
- `default` — Cardano block and transactions set snapshot retrieval error

---

[API](https://skmtc.net/input-output-hk/apis/mithril-aggregator-server.md) · [All operations](https://skmtc.net/input-output-hk/apis/mithril-aggregator-server/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/input-output-hk/mithril-aggregator-server/versions/bbad910c52a3/schema)