import { CheckpointNumber, SlotNumber } from '@aztec/foundation/branded-types';
import { Fr } from '@aztec/foundation/curves/bn254';
import { BufferReader } from '@aztec/foundation/serialize';
import { z } from 'zod';
export type CheckpointInfo = {
    archive: Fr;
    lastArchive: Fr;
    slotNumber: SlotNumber;
    checkpointNumber: CheckpointNumber;
    timestamp: bigint;
};
export declare function randomCheckpointInfo(checkpointNumber?: CheckpointNumber | number): CheckpointInfo;
export declare const CheckpointInfoSchema: z.ZodObject<{
    archive: z.ZodType<Fr, any, string>;
    lastArchive: z.ZodType<Fr, any, string>;
    slotNumber: z.ZodEffects<z.ZodPipeline<z.ZodUnion<[z.ZodNumber, z.ZodBigInt, z.ZodString]>, z.ZodNumber>, SlotNumber, string | number | bigint>;
    checkpointNumber: z.ZodEffects<z.ZodPipeline<z.ZodUnion<[z.ZodNumber, z.ZodBigInt, z.ZodString]>, z.ZodNumber>, CheckpointNumber, string | number | bigint>;
    timestamp: z.ZodPipeline<z.ZodUnion<[z.ZodBigInt, z.ZodNumber, z.ZodString]>, z.ZodBigInt>;
}, "strip", z.ZodTypeAny, {
    archive: Fr;
    lastArchive: Fr;
    slotNumber: number & {
        _branding: "SlotNumber";
    };
    checkpointNumber: number & {
        _branding: "CheckpointNumber";
    };
    timestamp: bigint;
}, {
    archive: string;
    lastArchive: string;
    slotNumber: string | number | bigint;
    checkpointNumber: string | number | bigint;
    timestamp: string | number | bigint;
}>;
export declare function serializeCheckpointInfo(info: CheckpointInfo): Buffer;
export declare function deserializeCheckpointInfo(buffer: Buffer | BufferReader): CheckpointInfo;
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