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CRITICALRELEASEValidatorsDevelopers
# Release of Canton 3.5.1
Canton 3.5.1 has been released on May 27, 2026.
## What’s New
### Contract Keys
#### Overview
Canton 3.5 introduces contract keys. Compared to a similar feature available in Canton 2.x, there are two notable
differences:
- The keys are not unique, meaning multiple contracts may share the same key.
- Negative lookups are not validated.
As a consequence, application developers must ensure key uniqueness through external enforcement mechanisms.
Contract keys are avai
2026-05-27
IMPORTANTMAILSuper ValidatorsValidators
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
2026-04-24
IMPORTANTMAILSuper ValidatorsValidators
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
2026-04-22
