Type Alias Header

pub type Header = Header<BlockNumber, Hashing>;

A test block’s header.

Aliased Type

struct Header {
    pub parent_hash: H256,
    pub number: u64,
    pub state_root: H256,
    pub extrinsics_root: H256,
    pub digest: Digest,
}

Fields

parent_hash: H256

The parent hash.

number: u64

The block number.

state_root: H256

The state trie merkle root

extrinsics_root: H256

The merkle root of the extrinsics.

digest: Digest

A chain-specific digest of data useful for light clients or referencing auxiliary data.