---
title: "Get the proofs of a Cardano transaction list"
method: GET
path: "/proof/cardano-transaction"
---

# Get the proofs of a Cardano transaction list

`GET /proof/cardano-transaction`

Returns the transaction hashes and the corresponding proofs

## Query parameters

- `transaction_hashes` string[], required

## Response `200`

Cardano transaction proofs found

- CardanoTransactionProofMessage — This message represents proofs for Cardano Transactions.
  - `certificate_hash` string, bytes, required — Hash of the certificate that validate the merkle root of this proof
  - `certified_transactions` object[], required — Proofs for certified Cardano transactions
    - `transactions_hashes` string[], required
    - `proof` string, bytes, required — Proof for the Cardano transactions
  - `non_certified_transactions` string[], required
  - `latest_block_number` integer, required — Last block number

## Other responses

- `404` — No Cardano transactions were ever signed
- `default` — Cardano transaction proofs 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)