import type { CodeModule, Graph, InputPortDefinition, JsonValue, OutputMapping, PortDefinition, ProjectDocument, RevisionContent } from '@oomol-lab/open-flow/project-change';
export declare const maxJsonDepth = 64;
export declare function canonicalJsonBytes(value: JsonValue): Uint8Array;
export declare function digestBytes(bytes: Uint8Array): Promise<string>;
export declare function canonicalPorts(value: Readonly<Record<string, InputPortDefinition | PortDefinition>>): JsonValue;
export declare function canonicalOutputs(value: Readonly<Record<string, OutputMapping & PortDefinition>>): JsonValue;
export declare function canonicalGraph(value: Graph): JsonValue;
export declare function canonicalTask(task: ProjectDocument['tasks'][string]): JsonValue;
export declare function canonicalDocument(document: ProjectDocument): JsonValue;
export declare function canonicalModule(module: CodeModule): JsonValue;
export declare function encodeRevision(content: RevisionContent): Uint8Array;