MultiSignature

Variant 427 v411

sp_runtime::MultiSignature

About This Type

Cryptographic signature from one of three schemes: Ed25519, Sr25519, or Ecdsa.

The signature type used in signed extrinsics. Most Bittensor accounts use Sr25519.

Encoding: Variant: 0x00=Ed25519 (64 bytes), 0x01=Sr25519 (64 bytes), 0x02=Ecdsa (65 bytes).

Variants (3)

Index	Name	Fields
0	Ed25519	[u8; 64]
1	Sr25519	[u8; 64]
2	Ecdsa	[u8; 65]

SCALE Encoding

Rule: 1-byte variant index followed by variant-specific field data. 3 possible variants.
Size: variable (1+ bytes)

Examples

Ed25519 = Ed25519([u8; 64])

0x00<field0>

00 Variant index 0 = Ed25519

field 0 field0: [u8; 64]

Sr25519 = Sr25519([u8; 64])

0x01<field0>

01 Variant index 1 = Sr25519

field 0 field0: [u8; 64]

Ecdsa = Ecdsa([u8; 65])

0x02<field0>

02 Variant index 2 = Ecdsa

field 0 field0: [u8; 65]

Code Examples

import { TypeRegistry } from "@polkadot/types";

const registry = new TypeRegistry();

// Encode MultiSignature — variant "Ed25519"
const value = registry.createType("MultiSignature", { Ed25519: { value: 0 } });
console.log("Hex:", value.toHex());

Referenced By (1)

#426 Option via Some

Type Information

Type ID: 427
Kind: Variant
Path: sp_runtime::MultiSignature
Runtime: v411

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