v1

latestOpenAPI 3.0.0MIT2026-07-17124105392.5 KB

Cardano » Blocks

Block transactions with CBOR data

Return the transactions within the block, including CBOR representations.

get/blocks/{hash_or_number}/txs/cbor

Path parameters

hash_or_numberstring 64-character case-sensitive hexadecimal string or block number. required

Hash of the requested block.

Query parameters

countinteger

The number of results displayed on one page.

pageinteger

The page number for listing the results.

order'asc' | 'desc'

Ordered by tx index in the block. The ordering of items from the point of view of the blockchain, not the page listing itself. By default, we return oldest first, newest last.

Response

Return the contents of the block with CBOR data

tx_hashstring required

Hash of the transaction

cborstring required

CBOR representation of the transaction data

Example response

[
  {
    "tx_hash": "8788591983aa73981fc92d6cddbbe643959f5a784e84b8bee0db15823f575a5b",
    "cbor": "a10081825820cccfe2be401c85342497f6e1e4a241629790b0fb7f2af5f18441779d11f25b1f5840c38a93d63faac9335ecc2f24ead7ca2d46a6637f354ee707bb06eb8192af2fa6a676fb72f8772cd1c42b491ec6dfc798c76b61c55dc4eecab362e71ffab26305"
  },
  {
    "tx_hash": "4eef6bb7755d8afbeac526b799f3e32a624691d166657e9d862aaeb66682c036",
    "cbor": "bb06eb8192af2fa6a676fb72f8772cd1c42b491ec6dfc798c76b61c55dc4eecab362e71ffab26305"
  }
]