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[ZCash] Add V6 transaction serializer

In a Release build Task Ironwood pool & migration

Lead item brave-browser#58175 · opened by cypt4 · last source update

Part of [ZCash] Ironwood support root issue. (brave-browser#56872).

Issue state

Closed (completed)

Closed . GitHub type: Task.

Implementation

  • brave-core#39115 merged 2026-08-18 into master by cypt4
    [ZCash] Present v6 transaction serializer.
    Linked by: GitHub closing reference, “Resolves/Fixes” line in the PR description, branch name brave_58175 (weaker evidence; titles share a keyword)

Release notes

No platform changelog lists this item.

Validation

Not QA-tested (QA/No).

No QA pass labels.

QA labels are Brave’s own validation records per OS. They are not independent verification by this tracker.

Target

No milestone set.

Platforms (OS labels): Desktop

Owner: cypt4 · PR authors: cypt4

Build presence

Whether a merged pull request in this group is an ancestor of the brave-core tag of each platform’s current build (from versions.brave.com). Code presence is not the same as a feature being exposed on that platform.

PlatformReleaseBetaNightly
DesktopIncluded 1.97.59in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)Included 1.98.47in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)Included 1.100.5in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)
AndroidIncluded 1.97.57in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)Included 1.98.52in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)Included 1.100.5in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)
iOSIncluded 1.96.62in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)Included 1.99.44in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)Included 1.100.7in v1.96.61 (GitHub compare v1.96.61...6fb854ac: behind); later builds of the same history include it (brave-core#39115)

Members and their history

Issue

brave-browser#58175 [ZCash] Add V6 transaction serializer

State: closed (completed) · created · closed · updated · discovered via label:feature/web3/wallet/zcash, search:zcash · matched label:feature/web3/wallet/zcash, title:zcash

QA/No release-notes/exclude feature/web3/wallet OS/Desktop feature/web3/wallet/zcash

Description To support v6 transactions Steps to reproduce - Actual result - Expected result - Reproduces how often Easily reproduced Brave version (brave://version info) - Channel information - [ ] release (stable) - [ ] beta - [ ] nightly Reproducibility - [ ] with Brave Shields disabled - [ ] with Brave Rewards disabled - [ ] in the latest version of Chrome Miscellaneous information _No response_

Timeline (6 of 8 events)
  1. 2026-08-14 17:36 Label added OS/Desktop by cypt4
  2. 2026-08-14 17:37 Referenced by brave-browser#56872 by cypt4
  3. 2026-08-19 12:27 Referenced by brave-core#39115 by cypt4
  4. 2026-08-19 12:27 Closed completed by cypt4
  5. 2026-08-19 12:28 Label added QA/No by cypt4
  6. 2026-08-19 12:28 Label added release-notes/exclude by cypt4
Pull request

brave-core#39115 [ZCash] Present v6 transaction serializer.

State: merged 2026-08-18 · created · closed · updated · discovered via path:components/brave_wallet/browser/zcash, search:ironwood is:pr, search:orchard is:pr, search:zcash is:pr · matched title:zcash

feature/web3/wallet feature/web3/wallet/core puLL-Merge

Required for v6 transactions support This PR presents v6_transaction_serializer that follows https://zips.z.cash/zip-0229 v6 transaction serialiser isn't wired yet. Part of https://github.com/brave/brave-core/pull/39113 Resolves https://github.com/brave/brave-browser/issues/58175

Timeline (6 of 9 events)
  1. 2026-08-14 17:40 Ready for review by cypt4
  2. 2026-08-17 18:35 Referenced by brave-core#39159 by cypt4
  3. 2026-08-18 09:40 Merged master by cypt4
  4. 2026-08-18 09:40 Closed by cypt4
  5. 2026-08-18 09:40 Milestone set 1.95.x - Nightly by brave-builds
  6. 2026-08-19 12:27 Referenced by brave-browser#58175 by cypt4

Also mentioned by (not linked as fixes): brave-browser#56872

Recorded changes

  1. Issue closed Ironwood / migration

    Closed (completed): [ZCash] Add V6 transaction serializer

    Closed as completed; linked PR merged 2026-08-18. Code is in current Release builds for Desktop, Android, iOS.

    brave-browser#58175
    Evidence
    • closed by cypt4 at 2026-08-19T12:27:54Z
    • state reason: completed

    Source time: · Detected: · Backfilled from source history

    2026-08-19T12:27:54Z
  2. PR merged Ironwood / migration

    Merged: [ZCash] Present v6 transaction serializer.

    Merged into brave-core master on 2026-08-18. Only builds cut from master after this merge (Nightly first) can contain it; whether a published build does is checked per build (see build presence on the item). Beta and Release get it only after a branch cut or an uplift.

    brave-core#39115
    Evidence
    • merged 2026-08-18T09:40:06Z
    • repository brave/brave-core
    • base branch master

    Source time: · Detected: · Backfilled from source history

    2026-08-18T09:40:06Z
  3. New issue

    New issue: [ZCash] Add V6 transaction serializer

    Opened in brave-browser#58175. This is a report or request, not a confirmed change to Brave Wallet.

    brave-browser#58175
    Evidence
    • created 2026-08-14T17:36:16Z

    Source time: · Detected: · Backfilled from source history

    2026-08-14T17:36:16Z