/** Explicit, host-neutral identity for one notes store. */
export type NotesIdentity = Readonly<{
    home: string;
    sessionId: string;
    projectKey: string;
    agent: string;
    model: string;
}>;
/** Validate and snapshot caller identity; no global or environment defaults are consulted. */
export declare function snapshotNotesIdentity(value: NotesIdentity): NotesIdentity;