Documentation

Logical synchronizer upgrades (LSUs) allow upgrading the protocol version of a synchronizer with very limited network downtime and no operational overhead for validator operators and app devs around upgrades. Super Validators still have to perform operational steps to deploy successor nodes and sch

DARs The 0.14.4 release introduces the following DAR versions: Package | Version | Package Id | utility-registry-app-v0 | 0.9.2 | 1eddd268bdd50d6e262722bea799c9455da032b3f94489e589975151b274b8c0 | utility-registry-v0 | 0.8.2 | 8c654487d9f5fb195fbcdd7b44cd8e365b1ea39c15ae62ce6c7a48343f1210dd

Court orders and regulatory requirements can require an issuer to take back assets from a holder, even when the holder does not cooperate. The DA Registry lets registrars enable force transfer for a new instrument. For an instrument with force transfer enabled, the registrar can force transfer hold

This feature has been introduced with version 0.15 of the Registry App. For an overview of force transfer, see Force Transfer . For Registrars Create an Instrument with Force Transfer Enabled Decide before you create the instrument. You cannot enable or disable force transfer later. • In

Support for the Token Standard V2 interfaces ( CIP-112 ) was added in version 0.14 of the Registry App. Starting with this version, the Registry App provides cross-version compatibility between the V1 ( CIP-56 ) and V2 interfaces. This page clarifies the Registry App specific aspects of two kinds o

CIP-112 support, including accounts, was introduced with version 0.14 of the Registry App. V1 wallets are unaware of accounts, so they may select input holdings with different labels (account IDs). This page outlines the resulting compatibility issue when the transaction runs on a Registry version

cURL cURL curl --request POST \ --url https://api.utilities.digitalasset.com/api/utilities/v0/contract/instrument-configuration \ --header 'Content-Type: application/json' \ --data ' { "registrar": "<string>", "instrumentIdentifier": { "source": "<string>", "id": "<string>",

cURL cURL curl --request GET \ --url https://api.utilities.digitalasset.com/api/utilities/v0/contract/instrument-configuration/all import requests url = "https://api.utilities.digitalasset.com/api/utilities/v0/contract/instrument-configuration/all" response = requests.get(url) pr

cURL cURL curl --request GET \ --url https://api.utilities.digitalasset.com/api/utilities/v0/package/all import requests url = "https://api.utilities.digitalasset.com/api/utilities/v0/package/all" response = requests.get(url) print(response.text) const options = {method:

cURL cURL curl --request GET \ --url https://api.utilities.digitalasset.com/api/utilities/v0/operator import requests url = "https://api.utilities.digitalasset.com/api/utilities/v0/operator" response = requests.get(url) print(response.text) const options = {method: 'GET'

cURL cURL curl --request GET \ --url https://api.utilities.digitalasset.com/api/utilities/v0/openapi import requests url = "https://api.utilities.digitalasset.com/api/utilities/v0/openapi" response = requests.get(url) print(response.text) const options = {me

Overview For compliance reasons, asset issuers might require Know Your Transaction (KYT), Anti-Money Laundering (AML) monitoring, accounting, and other data-driven services to be set up before issuing assets on Canton. On public blockchains, third-party service providers can independently index t

0.14 0.13 0.12

The API Reference covers every programmatic interface to Canton - review endpoints, request/response schemas, services, messages, and client library types, all with lifecycle annotations. Ledger API Generated reference for Canton’s Ledger API across its gRPC packages - review services, request/re

Synchronizer usage incurs operational costs for SVs. For amortizing these costs, improving the incentives for operating an SV, and making Denial Of Service attacks on the network unattractive, synchronizer usage beyond a certain free base rate level is charged with so-called synchronizer fees pa

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › PurgeContracts com.digitalasset.canton.admin.participant.v30 PurgeContracts gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/PurgeContracts Protocol Details Protocol gRP

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › GetPackageReferences com.digitalasset.canton.admin.participant.v30 GetPackageReferences gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/GetPackageReferences Protocol Details Prot

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ChangeAssignation com.digitalasset.canton.admin.participant.v30 ChangeAssignation gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/ChangeAssignation Protocol Details Pro

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ListPendingOperations com.digitalasset.canton.admin.participant.v30 ListPendingOperations gRPC Added 3.6.1 RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/ListPendingOperations

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ExportAcsOld com.digitalasset.canton.admin.participant.v30 ExportAcsOld gRPC Removed in 3.5.1 RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/ExportAcsOld Removed in 3.5.1. Hi

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ValidateDar com.digitalasset.canton.admin.participant.v30 ValidateDar gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/ValidateDar Protocol Details Protocol gRPC Service PackageS

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › LookupOffsetByTime com.digitalasset.canton.admin.participant.v30 LookupOffsetByTime gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantInspectionService/LookupOffsetByTime Protocol Detai

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › CountInFlight com.digitalasset.canton.admin.participant.v30 CountInFlight gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantInspectionService/CountInFlight Protocol Details Protocol gR

Shared Administration › Protobuf › com.digitalasset.canton.admin.health.v30 › GetLastErrors com.digitalasset.canton.admin.health.v30 GetLastErrors gRPC Removed in 3.5.1 RPC /com.digitalasset.canton.admin.health.v30.StatusService/GetLastErrors Removed in 3.5.1. Historical definition from 3.4

Shared Administration › Protobuf › com.digitalasset.canton.admin.health.v30 › HealthDump com.digitalasset.canton.admin.health.v30 HealthDump gRPC RPC /com.digitalasset.canton.admin.health.v30.StatusService/HealthDump Protocol Details Protocol gRPC Service StatusService RPC HealthDump C

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › UploadDar com.digitalasset.canton.admin.participant.v30 UploadDar gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/UploadDar Protocol Details Protocol gRPC Service PackageService

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › IgnoreEvents com.digitalasset.canton.admin.participant.v30 IgnoreEvents gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/IgnoreEvents Protocol Details Protocol gRPC Ser

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ImportAcsOld com.digitalasset.canton.admin.participant.v30 ImportAcsOld gRPC Removed in 3.5.1 RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/ImportAcsOld Removed in 3.5.1. Hi

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › MigrateSynchronizer com.digitalasset.canton.admin.participant.v30 MigrateSynchronizer gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/MigrateSynchronizer Protocol Detail

Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ImportAcs com.digitalasset.canton.admin.participant.v30 ImportAcs gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/ImportAcs Protocol Details Protocol gRPC Service Part