::

  ZIP: 224
  Title: Orchard Shielded Protocol
  Owners: Daira Hopwood <daira@electriccoin.co>
          Jack Grigg <jack@electriccoin.co>
          Sean Bowe <sean@electriccoin.co>
          Kris Nuttycombe <kris@electriccoin.co>
          Ying Tong Lai <yingtong@electriccoin.co>
  Status: Reserved
  Category: Consensus
  Discussions-To: <https://github.com/zcash/zips/issues/435>

This ZIP number is reserved. Preliminary technical content relating to Orchard and Halo 2
are currently in:

* the `Orchard Book <https://zcash.github.io/orchard/design.html>`_;
* the `Halo Book <https://zcash.github.io/halo2/>`_;
* zcash/zcash GitHub tickets labeled `A-Orchard <https://github.com/zcash/zcash/issues?q=label%3AA-Orchard>`_
  and `A-Halo <https://github.com/zcash/zcash/issues?q=label%3AA-Halo>`_.