@Override
	public boolean probe(ByteProvider byteProvider, FileSystemService fsService,
			TaskMonitor monitor) throws IOException, CancelledException {

		// Quickly and efficiently examine the bytes in 'byteProvider' to determine if
		// it's a valid CaRT file system. If it is, return true.
		if (CartV1File.isCart(byteProvider)) {
			return true;
		}
		// If/when future CaRT file versions exist, check them here.

		// If we make it to the end without a match, return false
		return false;
	}
File system factory for the CaRT format (Version 1). Probe to quickly
determine if proposed data appears to be CaRT format and provide the
appropriate file system object back.
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/cart/CartFileSystemFactory.java