import type { TraceEventKind, TraceVerifyResult } from './observability.types.js';
export declare class ReasoningTraceRecorder {
    private readonly sessionId;
    private readonly stageId;
    private previousHash;
    private sequence;
    private readonly traceFile;
    constructor(sessionId: string, stageId: string, traceDir?: string);
    static verify(filePath: string): TraceVerifyResult;
    record(kind: TraceEventKind, rawPayload: Record<string, unknown>): void;
}
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