export interface MaterialArtifactWriteInput {
    readonly key: string;
    readonly bytes: Uint8Array;
    readonly mediaType?: string;
}
export interface MaterialArtifactWriteResult {
    readonly key: string;
    readonly bytes: Uint8Array;
    readonly mediaType: string;
    readonly digest: string;
}
/** Pack owns the immutable cooked material artifact tuple. */
export declare function writeMaterialArtifact(input: MaterialArtifactWriteInput): MaterialArtifactWriteResult;
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