import type { HostedEpmRecord } from './identity';
/**
 * Protected local-node helper for deriving public child keys from an xpub.
 * Public web presenters intentionally display only keys already published in
 * an EPM and never import this module.
 */
export declare function deriveHostedEpmRecordKeysFromXpub(record: HostedEpmRecord): Promise<HostedEpmRecord>;
export declare function deriveEpmJsonKeysFromXpub(input: Record<string, unknown>): Promise<Record<string, unknown>>;
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