◎ Radar

# Release of Canton 3.5.9 Canton 3.5.9 has been released on July 16, 2026. ## Summary This is a maintenance release that brings few minor improvements. ## What’s New ### Minor Improvements - Improved and relaxed DB locking-scheme to avoid colliding with pg_dump execution. Also introduced better visibility for lock contention by emitting INDEX_DB_LOCK_TIMEOUT_ERROR in ERROR logs. - Switch from TRUNCATE queries to VACUUM + opportunistic REINDEX DB queries. This approach is using lower level D

CIP: CIP XXXX (to be assigned) Title: Add Halborn as a Weight 4 Super Validator Author: Edgar Cepin Status: Draft Type: Governance Created: 2026-07-02 License: CC0-1.0 Abstract Add Halborn Inc. as a Weight 4 Super Validator Halborn agrees to a multi-year basket of security-focused contributions to t

# Release of Canton 3.5.8 Canton 3.5.8 has been released on July 09, 2026. ## Summary This is a maintenance release that brings several operational improvements. ## What’s New #### Improvements to `TopologyManagerReadService` and `TopologyAggregationService` - The services return the error `TOPOLOGY_STORE_NOT_INITIALIZED` in case the the topology store hasn't been initialized yet. This can happen in two cases: - When onboarding to a synchronizer, before the download and the processing o

## 1.9.0 (2026-07-08) ### 🚀 Features - show detailed asset views ([#2083](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/2083)) - transfer pre-approvals in Portfolio dApp ([#2074](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/2074)) ### 🧱 Updated Dependencies - Updated @canton-network/core-token-standard-service to 1.8.0 - Updated @canton-network/core-wallet-test-utils to 1.8.0 - Updated @canton-network/core-provider-ledger to 1.8.0 - Updated @canton-network/

## 1.6.0 (2026-07-08) ### 🚀 Features - add service account auth UI, fix existing issues in networks ([#2077](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/2077)) - service account support ([#1952](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/1952)) ### 🩹 Fixes - add SSE to python automation example ([#2090](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/2090)) ### 🧱 Updated Dependencies - Updated @canton-network/core-wallet-dapp-rpc-client

## 1.4.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-wallet-dapp-remote-rpc-client to 1.8.0 - Updated @canton-network/core-wallet-dapp-rpc-client to 1.8.0 - Updated @canton-network/core-wallet-ui-components to 1.10.0 - Updated @canton-network/core-wallet-discovery to 1.8.0 - Updated @canton-network/core-splice-provider to 1.8.0 - Updated @canton-network/core-provider-dapp to 1.8.0 - Updated @canton-network/core-rpc-transport to 1.8.0 - Updated @canton-network/core-t

## 1.8.0 (2026-07-08) This was a version bump only for @canton-network/core-types to align it with other projects, there were no code changes.

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-ledger-client-types to 1.8.0 - Updated @canton-network/core-provider-ledger to 1.8.0 - Updated @canton-network/core-token-standard to 1.8.0 - Updated @canton-network/core-splice-client to 1.8.0 - Updated @canton-network/core-ledger-proto to 1.7.0 - Updated @canton-network/core-wallet-auth to 1.8.0 - Updated @canton-network/core-types to 1.8.0

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-rpc-errors to 1.7.0 - Updated @canton-network/core-types to 1.8.0

## 1.9.0 (2026-07-08) ### 🚀 Features - service account support ([#1952](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/1952)) ### 🧱 Updated Dependencies - Updated @canton-network/core-wallet-auth to 1.8.0 ### ❤️ Thank You - Alex Matson @alexmatson-da - Marc Juchli @mjuchli-da

## 1.7.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-ledger-proto to 1.7.0

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-wallet-auth to 1.8.0 - Updated @canton-network/core-types to 1.8.0

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-wallet-dapp-remote-rpc-client to 1.8.0 - Updated @canton-network/core-wallet-dapp-rpc-client to 1.8.0 - Updated @canton-network/core-rpc-transport to 1.8.0 - Updated @canton-network/core-types to 1.8.0

## 1.9.0 (2026-07-08) ### 🚀 Features - service account support ([#1952](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/1952)) ### 🧱 Updated Dependencies - Updated @canton-network/core-ledger-client to 1.8.0 - Updated @canton-network/core-wallet-store to 1.9.0 - Updated @canton-network/core-wallet-auth to 1.8.0 - Updated @canton-network/core-rpc-errors to 1.7.0 ### ❤️ Thank You - Alex Matson @alexmatson-da - Marc Juchli @mjuchli-da

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-wallet-dapp-rpc-client to 1.8.0 - Updated @canton-network/core-splice-provider to 1.8.0 - Updated @canton-network/core-types to 1.8.0

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-types to 1.8.0 - Updated @canton-network/wallet-sdk to 1.4.0

## 1.10.0 (2026-07-08) ### 🚀 Features - add service account auth UI, fix existing issues in networks ([#2077](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/2077)) ### 🧱 Updated Dependencies - Updated @canton-network/core-wallet-user-rpc-client to 1.9.0 - Updated @canton-network/core-tx-visualizer to 1.7.0 - Updated @canton-network/core-wallet-store to 1.9.0 - Updated @canton-network/core-wallet-auth to 1.8.0 - Updated @canton-network/core-types to 1.8.0 ### ❤️ Thank You -

## 1.10.0 (2026-07-08) ### 🚀 Features - service account support ([#1952](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/1952)) ### 🧱 Updated Dependencies - Updated @canton-network/core-wallet-store to 1.9.0 - Updated @canton-network/core-wallet-auth to 1.8.0 ### ❤️ Thank You - Alex Matson @alexmatson-da - Marc Juchli @mjuchli-da

## 1.9.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-rpc-transport to 1.8.0 - Updated @canton-network/core-types to 1.8.0

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-rpc-transport to 1.8.0 - Updated @canton-network/core-types to 1.8.0

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-ledger-client-types to 1.8.0 - Updated @canton-network/core-provider-ledger to 1.8.0 - Updated @canton-network/core-token-standard to 1.8.0 - Updated @canton-network/core-splice-client to 1.8.0 - Updated @canton-network/core-wallet-auth to 1.8.0 - Updated @canton-network/core-acs-reader to 1.16.0 - Updated @canton-network/core-tx-parser to 1.8.0 - Updated @canton-network/core-types to 1.8.0

## 1.8.0 (2026-07-08) ### 🧱 Updated Dependencies - Updated @canton-network/core-rpc-transport to 1.8.0 - Updated @canton-network/core-types to 1.8.0

## 1.4.0 (2026-07-08) ### 🚀 Features - amulet namespace validator url opt ([#2076](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/2076)) - make validator url optional in token namespace ([#2067](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/2067)) - da registry preapproval contracts ([#1904](https://github.com/hyperledger-labs/splice-wallet-kernel/pull/1904)) - **wallet-sdk,acs-reader:** add caching to acs reader ([36a7e494](https://github.com/hyperledger-labs/s

CIP: [TBD] Title: Add CapConnect+ (CC+) as a Super Validator (Max Weight 5) Author: Kostas Dafoulas Status: Draft Type: Governance Created: July 1, 2026 License: CC0-1.0: Creative Commons CC0 1.0 Universal Abstract CapConnect+ (CC+) is focused on streamlining the process of issuing and settling prim

# Release of Canton 3.5.7 Canton 3.5.7 has been released on July 01, 2026. ## Summary This release provides a new Ledger API endpoint to obtain command completions and fixes a number of minor issues. ## What’s New ### New `GetCompletions` endpoint on the command completion service #### Background The command completion service only offered `CompletionStream`, which always filters by a single user and a non-empty set of parties. There was no way to stream completions across all parties. ###

The tradeweb node is causing significant latency and failure rate increases on mainnet due to cometbft being unable to keep up. We can see tradeweb clearly as the culprit in this statistic of proposers ``` 769 1D1F377A4AF75D7F1CF373F7FA61A3F4B9212B21 574 2B29730A66D7FB05631A470E1314999

Number: CIP-TBD Author: Matthew Longhurst, Co-founder and CIO, TreasurySpring Type: Governance Created: 2026-06-16 Status: Proposed License: CC0-1.0 1. Summary This CIP proposes that TreasurySpring Management (Jersey) Limited (TreasurySpring) be admitted as a Super Validator applicant with a core ma

## What's Changed * fix 'dpm add' double append bug by @sammy-da in https://github.com/digital-asset/dpm/pull/282 **Full Changelog**: https://github.com/digital-asset/dpm/compare/1.0.20...1.0.21

## What's Changed * uptick GHA actions versions by @dasormeter in https://github.com/digital-asset/dpm/pull/241 * Uptick GHA go actions version and go libs by @dasormeter in https://github.com/digital-asset/dpm/pull/242 * Implementation of version:sha support for full URI path components by @georgeorellanaDA in https://github.com/digital-asset/dpm/pull/243 * include main-dalf hash in published dars by @sammy-da in https://github.com/digital-asset/dpm/pull/244 * rename dalf to main-pacakge-id by

# Release of Canton 3.5.5 Canton 3.5.5 has been released on June 17, 2026. ## Summary This is a maintenance release that fixes an exceptional but severe bug around logical synchronizer upgrades and brings a few improvements. ## What’s New ### Dependencies of vetted packages can be unvetted (PV35+) On synchronizers running protocol versions 35 and above, vetting state change operations on the API (e.g. via ``/package-vetting/update``) allow dependencies of vetted packages to be unvetted safe

Upgrade gprc-health-probe to 0.4.52 Changing CI/CD to call builder on DACH-NY. Code will be maintained here, but builds will be done on DACH-NY. Bigger builders are required.

# Release of Canton 3.5.4 Canton 3.5.4 has been released on June 10, 2026. ## Summary This is a maintenance release that fixes a bug around modify synchronizers and brings a few improvements. ## What’s New ### Minor Improvements - Config flag `canton.participants.participant.parameter.alpha-multi-synchronizer-support` was renamed to `enable-all-ledger-api-reassignments`. - Participant topology feature flag `EnableAlphaMultiSynchronizer` was renamed to `EnableMultiSynchronizer`. - Improved c

## What's Changed * go-digest is a direct dependency by @dasormeter in https://github.com/digital-asset/dpm/pull/230 * Publish dar syntax by @georgeorellanaDA in https://github.com/digital-asset/dpm/pull/231 * yank default from ArtifactLocations by @sammy-da in https://github.com/digital-asset/dpm/pull/234 * dar deps: damlc intergration fixes by @sammy-da in https://github.com/digital-asset/dpm/pull/235 * go mod tidy check for dpm by @dasormeter in https://github.com/digital-asset/dpm/pull/232 *

## What's Changed * Add license exclusion flag by @georgeorellanaDA in https://github.com/digital-asset/dpm/pull/209 * Remove feature flag for publish dar, clean up language by @georgeorellanaDA in https://github.com/digital-asset/dpm/pull/211 * Bump github.com/go-git/go-git/v5 from 5.18.0 to 5.19.0 in the go_modules group across 1 directory by @dependabot[bot] in https://github.com/digital-asset/dpm/pull/202 * update go dependencies by @dasormeter in https://github.com/digital-asset/dpm/pull/21

# Release of Canton 3.5.3 Canton 3.5.3 has been released on June 03, 2026. You can download the Daml Open Source edition from the Daml Connect [Github Release Section](https://github.com/digital-asset/daml/releases/tag/v3.5.3). The Enterprise edition is available on [Artifactory](https://digitalasset.jfrog.io/artifactory/canton-enterprise/canton-enterprise-3.5.3.zip). Please also consult the [full documentation of this release](https://docs.daml.com/3.5.3/canton/about.html). ## Summary This i

# Release of Canton 3.5.2 Canton 3.5.2 has been released on June 03, 2026. ## Summary This is a maintenance release that fixes an out of memory issue during synchronizer reconnect, addresses security vulnerabilities in the Canton docker base image, as well as minor improvements. ## Minor Improvements - Updated the Docker base image to 1.0.8 to address vulnerabilities in Busybox: CVE-2025-46394, CVE-2025-60876. - Fix sequencer subscription closing errors `Timeout 9 seconds expired, but reade

## What's Changed * include checksums file in GH release artifacts by @sammy-da in https://github.com/digital-asset/dpm/pull/199 * component.yaml schema cleanup by @sammy-da in https://github.com/digital-asset/dpm/pull/201 **Full Changelog**: https://github.com/digital-asset/dpm/compare/1.0.16...1.0.17

Hi all, Time for another update on Token Standard V2 developments. Since the last update, we’ve further evaluated the initial designs and worked with participants on further enhancements that I wanted to share. Discussions have shifted from the originally proposed scope to a whole range of further e

hi everyone - DA is excited to sponsor this  On Fri, Apr 24, 2026 at 12:37 PM Amanda Martin via lists.sync.global <amanda=canton.foundation@...> wrote: Please see below open for discussion: Number: CIP-TBD Title: Add Societe Generale as a Super Validator (max weight 8) Author(s): Salim Nemouchi

DA also happy to sponsor/endorse  On Wed, Apr 22, 2026 at 11:22 AM Kinga Bosse via lists.sync.global <kinga.bosse=mpch.com@...> wrote: Alex -  many thanks for this update. MPCH would like to sponsor or endorse.  Get Outlook for Mac From: cip-discuss@... <cip-discuss@...> on behalf of Alex Che