/** Shared fail-closed admission for canonical skill IDs. */
export type SkillIdClaim = Readonly<{
    id: string;
    source: string;
    ownerAgentId?: string;
}>;
export declare class SkillIdCollisionError extends Error {
    readonly id: string;
    readonly existing: SkillIdClaim;
    readonly incoming: SkillIdClaim;
    constructor(existing: SkillIdClaim, incoming: SkillIdClaim);
}
export type SkillIdAdmissionResult = {
    accepted: true;
} | {
    accepted: false;
    error: SkillIdCollisionError;
};
/**
 * Tracks canonical definitions after format/root precedence has been resolved.
 * The second claim poisons the ID, so later claims cannot resurrect either
 * definition through ordering differences.
 */
export declare class SkillIdAdmission {
    #private;
    claim(value: SkillIdClaim): SkillIdAdmissionResult;
    hasClaim(id: string): boolean;
    isRejected(id: string): boolean;
}
/** Reuse one admission ledger across a staged discovery result. */
export declare function getObjectScopedSkillIdAdmission(owner: object): SkillIdAdmission;
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