export declare const SENTINEL_PREFIX = "gAAAAAB";
export declare const SENTINEL_SUFFIX = "~S";
export declare const DEFAULT_MAX_ATTEMPTS = 300000;
export type Fingerprint = [
    number,
    string,
    number,
    number,
    string,
    string,
    string,
    string,
    string,
    number,
    string,
    string,
    string,
    number,
    string,
    string,
    number,
    number,
    number,
    number,
    number,
    number,
    number,
    number,
    number
];
export type FingerprintOverrides = {
    screenSum?: number;
    date?: string;
    heapLimit?: number;
    userAgent?: string;
    scriptSrc?: string;
    buildId?: string;
    language?: string;
    languages?: string;
    navigatorProbe?: string;
    documentKey?: string;
    windowKey?: string;
    performanceNow?: number;
    sid?: string;
    searchKeys?: string;
    hardwareConcurrency?: number;
    timeOrigin?: number;
};
export declare class SentinelPowTimeout extends Error {
    readonly attempts: number;
    readonly elapsedMs: number;
    constructor(attempts: number, elapsedMs: number);
}
export declare function fnv1aWithMurmurFinalize(s: string): string;
export declare function makeFingerprint(opts?: FingerprintOverrides): Fingerprint;
export type SolveOptions = {
    fingerprint?: Fingerprint;
    maxAttempts?: number;
};
export type SolveResult = {
    token: string;
    attempts: number;
    elapsedMs: number;
};
export declare function solveSentinelPow(seed: string, difficulty: string, options?: SolveOptions): SolveResult;
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