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[ZCash] Add block decoding code for ironwood.

In a Release build Issue Ironwood pool & migration

Lead item brave-browser#57635 · opened by cypt4 · last source update

This issue is open on GitHub. Fixes sometimes land through pull requests that do not link the issue (for example a later refactor); this tracker follows only explicit links (closing references, “Resolves” lines, brave_<issue> branch names, uplifts and the issue timeline).

Issue state

Open

Open.

Implementation

  • brave-core#38554 closed without merge into master by cypt4
    [ZCash] Add Ironwood block scanning flow
    Linked by: GitHub closing reference, “Resolves/Fixes” line in the PR description, branch name brave_57635 (weaker evidence; titles share a keyword)
  • brave-core#38555 closed without merge into master by cypt4
    [ZCash] Scan and store Ironwood actions during block sync
    Linked by: branch name brave_57635_1 (weaker evidence; titles share a keyword)
  • brave-core#38556 merged 2026-07-30 into master by cypt4
    [ZCash] Scan and store Ironwood actions during block sync
    Linked by: branch name brave_57635_2 (weaker evidence; titles share a keyword)

Release notes

No platform changelog lists this item.

Validation

No QA label.

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: unassigned · 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...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)Included 1.98.47in v1.96.61 (GitHub compare v1.96.61...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)Included 1.100.5in v1.96.61 (GitHub compare v1.96.61...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)
AndroidIncluded 1.97.57in v1.96.61 (GitHub compare v1.96.61...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)Included 1.98.52in v1.96.61 (GitHub compare v1.96.61...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)Included 1.100.5in v1.96.61 (GitHub compare v1.96.61...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)
iOSIncluded 1.96.62in v1.96.61 (GitHub compare v1.96.61...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)Included 1.99.44in v1.96.61 (GitHub compare v1.96.61...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)Included 1.100.7in v1.96.61 (GitHub compare v1.96.61...cdc0c51e: behind); later builds of the same history include it (brave-core#38556)

Members and their history

Issue

brave-browser#57635 [ZCash] Add block decoding code for ironwood.

State: open · created · updated · discovered via search:ironwood, search:zcash · matched title:zcash, body:ironwood

feature/web3/wallet OS/Desktop

Description Extract ironwood related data from compact blocks. This is required to sync ironwood tree state and discovered ironwood notes\spends. 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…

Timeline (2 of 3 events)
  1. 2026-07-29 06:26 Label added OS/Desktop by cypt4
  2. 2026-07-29 07:25 Referenced by brave-core#38554 by cypt4
Pull request

brave-core#38554 [ZCash] Add Ironwood block scanning flow

State: closed without merge · created · closed · updated · discovered via search:ironwood is:pr, search:orchard is:pr, search:shielded is:pr, search:zcash is:pr · matched title:zcash, body:ironwood

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

Add ironwood notes/cmx parsing to block scanning tasks. Resolves https://github.com/brave/brave-browser/issues/57635

Timeline (2 of 5 events)
  1. 2026-07-29 07:26 Converted to draft by cypt4
  2. 2026-08-03 14:16 Closed by cypt4
Pull request

brave-core#38555 [ZCash] Scan and store Ironwood actions during block sync

State: closed without merge · created · closed · updated · discovered via search:ironwood is:pr, search:orchard is:pr, search:zcash is:pr · matched title:zcash, body:ironwood

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

Extends the Rust bridge and orchard_block_decoder to decode Ironwood actions alongside Orchard ones, and updates the Orchard block scanner/sync state to detect and persist discovered Ironwood notes during batch block scanning. For https://github.com/brave/brave-browser/issues/57391 - Resolves

Timeline (2 of 5 events)
  1. 2026-07-29 08:00 Converted to draft by cypt4
  2. 2026-08-03 14:16 Closed by cypt4
Pull request

brave-core#38556 [ZCash] Scan and store Ironwood actions during block sync

State: merged 2026-07-30 · 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, body:ironwood

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

Extends the Rust bridge and orchard_block_decoder to decode Ironwood actions alongside Orchard ones, and updates the Orchard block scanner/sync state to detect and persist discovered Ironwood notes during batch block scanning. Wiring this into the real sync flow (feature-gated Ironwood tree state computation in ZCashBlocksBatchScanTask/ZCashShieldSyncService) is left for a follow-up change to keep this PR scoped to the decode/scan/storage layer. Resolves…

Timeline (3 of 6 events)
  1. 2026-07-30 14:51 Merged master by cypt4
  2. 2026-07-30 14:51 Closed by cypt4
  3. 2026-07-30 14:51 Milestone set 1.95.x - Nightly by brave-builds

Recorded changes

  1. PR merged Ironwood / migration

    Merged: [ZCash] Scan and store Ironwood actions during block sync

    Merged into brave-core master on 2026-07-30. 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#38556
    Evidence
    • merged 2026-07-30T14:51:25Z
    • repository brave/brave-core
    • base branch master

    Source time: · Detected: · Backfilled from source history

    2026-07-30T14:51:25Z
  2. New issue

    New issue: [ZCash] Add block decoding code for ironwood.

    Opened in brave-browser#57635. This is a report or request, not a confirmed change to Brave Wallet.

    brave-browser#57635
    Evidence
    • created 2026-07-29T06:26:17Z

    Source time: · Detected: · Backfilled from source history

    2026-07-29T06:26:17Z