# blobhashes

Description: blobhashes cheatcode documentation

Note: This document was authored using MDX

  Source: https://github.com/NomicFoundation/hardhat-website/tree/main/src/content/docs/docs/reference/cheatcodes/Environment/blobhashes.mdx

### Signature

```solidity
function blobhashes(bytes32[] calldata hashes) external;
```

### Description

Sets the blobhashes in the transaction.
Not available on EVM versions before Cancun.
If used on unsupported EVM versions it will revert.