Editor Meeting Notes

ZIP Editor Meeting Minutes

2026-06-23

• Attending: @ebfull, @daira, @nuttycom, @arya2, @ValarDragon, Pacu, Mark, Sam Smith
• Quorum¹: Good enough!
• Notetaker: Sean Bowe (@ebfull)

Agenda:

First part of meeting is dedicated to Ironwood critical path tasks and related spec work. Second section (after break) is for discussing open ZIP PRs/issues ready for review.

• ZIP Editor Meeting Minutes
• Ironwood Implementation Progress Update
  • Circuit PR: https://github.com/zcash/orchard/pull/504 (merged)
  • Ironwood-only QR: https://github.com/zcash/orchard/pull/509 (ready for review)
  • TXID PR (next): ???
  • Zebra:
    • https://github.com/ZcashFoundation/zebra/pull/10762
• Ironwood Deployment ZIP
• Ironwood Sighash ZIP
• Charting the ZIPs ahead for Ironwood
• NU6.2 ZIPs
• BREAK AFTER 40m
• Review of Open / Outstanding Reviews

Notes:

• Dev: Auditing progress
  • Zellic auditing sighash, ...
  • Circuit audit beginning tomorrow
• Ironwood enableCrossAddress is a free variable for the prover so that it can be restricted in a softfork.
• Orchard coinbase are pointless, so we should require Orchard bundles be empty after NU6.3.

Footnotes

¹: There is not currently a policy in the ZIPs process for ZIP Editor Meetings to require a quorum, nor what constitutes one, but historically we have considered wide participation among ZIP editors to be necessary. This should be codified.