import * as __SYNDICATE__ from "@syndicate-lang/core";
import { Bytes, Value } from "@preserves/core";
import { Ref } from "@syndicate-lang/core";
export type Sealed = [Bytes, number, number, number];
export declare function makeSeal(): {
    seal(v: Value<Ref>): Promise<Sealed>;
    unseal(sealed: Sealed): Promise<{
        ok: true;
        value: Value;
    } | {
        ok: false;
    }>;
    sealer: __SYNDICATE__.Ref;
    unsealer: __SYNDICATE__.Ref;
};