Odaily Planet Daily News: Ordinals founder Casey posted on the X platform stating that ord 0.21.3 has been released, including the following major updates: 1. Users can add metadata when inscribing inscriptions. This is unstructured, human-readable metadata displayed on the page of the inscribed inscriptions; 2. Added new command 'ord wallet split' for executing arbitrary asset splits; 3. Added new command 'ord wallet sign', allowing messages to be signed using the addresses in the wallet.