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

# Global DOM_SEP__NOTE_HASH

Module: `noir_aztec::protocol::constants`

```rust
pub global DOM_SEP__NOTE_HASH: u32;
```

Domain separator for note hashes.

This is not technically a protocol constant as note hashes are computed by each contract.