> Aztec.nr API reference, v6.0.0 (mainnet and testnet). Index: https://docs.aztec.network/aztec-nr-api/v6.0.0/llms.txt

# Function assert_contract_bytecode_was_published_by

Module: `noir_aztec::history::deployment`

```rust
pub fn assert_contract_bytecode_was_published_by(
    block_header: BlockHeader,
    contract_address: AztecAddress,
)
```