interface OpenTimestamps { // Create a detached timestamp file from a buffer or file hash DetachedTimestampFile: { fromHash(op: any, hash: Uint8Array): any fromBytes(op: any, buffer: Uint8Array): any deserialize(buffer: any): any } // Stamp the provided timestamp file and return a Promise stamp(file: any): Promise<void> // Verify the provided timestamp proof file verify( ots: string, file: string ): Promise<TimestampVerficiationResponse | Record<string, never>> // Other utilities or operations (like OpSHA256, serialization) Ops: { OpSHA256: any OpSHA1?: any } Context: { StreamSerialization: any } // Load a timestamp file from a buffer deserialize(bytes: Uint8Array): any // Other potential methods based on repo functions upgrade(file: any): Promise<boolean> } interface TimestampVerficiationResponse { bitcoin: { timestamp: number; height: number } }