import type { DiscoveryByteBudget } from "./agent-discovery-bytes.js";
export declare const CLAUDE_ORPHAN_MARKER_MODE: "claude-plugin-orphaned-at-v1";
/** True only for `<...>/.claude/plugins/cache/<marketplace>/<plugin>/<version>/.orphaned_at`
 * with exactly one cache segment in the path. Every other path, including a
 * marker at another depth, keeps its ordinary exact witness. */
export declare function isClaudePluginCacheOrphanMarker(path: string): boolean;
/** Validate on every capture and check; only presence enters the digest.
 * Claude rewrites the timestamp (and may replace the inode) between checks,
 * so neither is bound, but the file may not change during one read. */
export declare function hashClaudePluginCacheOrphanMarker(path: string, budget?: DiscoveryByteBudget, changes?: Map<string, string>): string | null;