export interface PrincipleReceiptMetadata {
    /** Resolved display title (fallback chain result; never empty). */
    title: string;
    /** Owner approval date (ISO string) — approvals.decided_at, fallback activations.activated_at. */
    approvedAt?: string;
    /** Source correction summary — only present when the artifact carries painReasonSummary. */
    sourceSummary?: string;
}
/**
 * Resolve receipt metadata for a blocked rule. Returns undefined when nothing
 * useful can be resolved (caller degrades to the generic copy).
 */
export declare function loadPrincipleReceiptMetadata(workspaceDir: string, ruleId: string | undefined, principleId: string | undefined): PrincipleReceiptMetadata | undefined;
/** Test hook: clear caches between tests. */
export declare function clearPrincipleReceiptMetadataCache(): void;