# Signature · FT4 TypeScript client · Chromia Docs (concept)

> type Signature = { r : Buffer; s : Buffer; v : number;
} Properties r r: Buffer s s: Buffer v v: number

Source: https://docs.chromia.com/pages/ft4-ts-client/types/authentication.Signature/

Type Alias

# Signature

On this page

* [Properties](#properties)
* [r](#r)
* [s](#s)
* [v](#v)

```signature
type Signature = {
    r: Buffer;
    s: Buffer;
    v: number;
}
```

## Properties

### r

```signature
r: Buffer
```

### s

```signature
s: Buffer
```

### v

```signature
v: number
```

[View this page on docs.chromia.com](https://docs.chromia.com/pages/ft4-ts-client/types/authentication.Signature.html)Generated API reference, mirrored from the live docs