# ContainerImageManifest Constructors

- Package: [Aspire.Hosting](/reference/api/csharp/aspire.hosting.md)
- Type: [ContainerImageManifest](/reference/api/csharp/aspire.hosting/containerimagemanifest.md)
- Kind: `Constructors`
- Members: `1`

Represents a platform-specific container image manifest.

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## ContainerImageManifest(string, string, string)

- Name: `Constructor(string, string, string)`
- Source: [GitHub](https://github.com/microsoft/aspire/blob/f4c27f2d43ddc1cacd0dd083b30d1fea1cee7a62/src/Aspire.Hosting/Publishing/ContainerImageInspectionResult.cs#L177-L192)

Initializes a new instance of the [ContainerImageManifest](/reference/api/csharp/aspire.hosting/containerimagemanifest.md) class.

```csharp
public sealed class ContainerImageManifest
{
    public ContainerImageManifest(
        string digest,
        string operatingSystem,
        string architecture)
    {
        // ...
    }
}
```

## Parameters

- `digest` (`string`)
  The immutable manifest digest.
- `operatingSystem` (`string`)
  The target operating system.
- `architecture` (`string`)
  The target architecture.

## Exceptions

- `ArgumentException` -- Thrown when `digest` is not a lowercase SHA-256 digest or another argument is empty.