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Documentation
Pages from 29 sources, kept in sync: the official Canton Network and Digital Asset docs, documentation from teams building on Canton, and readmes from their code. Search all of it, or start from a path below.
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Official
Logical Synchronizer Upgrades
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
Nov 6, 2026
Official
API Reference
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
Nov 6, 2026
Official
Synchronizer Traffic
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
Nov 6, 2026
Official
PurgeContracts
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
Nov 6, 2026
Official
GetPackageReferences
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
Nov 6, 2026
Official
ChangeAssignation
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
Nov 6, 2026
Official
ListPendingOperations
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
Nov 6, 2026
Official
ExportAcsOld
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
Nov 6, 2026
Official
ValidateDar
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
Nov 6, 2026
Official
LookupOffsetByTime
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
Nov 6, 2026
Official
CountInFlight
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
Nov 6, 2026
Official
GetLastErrors
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
Nov 6, 2026
Official
HealthDump
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
Nov 6, 2026
Official
UploadDar
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
Nov 6, 2026
Official
IgnoreEvents
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
Nov 6, 2026
Official
ImportAcsOld
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
Nov 6, 2026
Official
MigrateSynchronizer
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
Nov 6, 2026
Official
ImportAcs
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
Nov 6, 2026
Official
GetDarContents
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › GetDarContents com.digitalasset.canton.admin.participant.v30 GetDarContents gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/GetDarContents Protocol Details Protocol gRPC Service
Nov 6, 2026
Official
SetPassive
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › SetPassive com.digitalasset.canton.admin.participant.v30 SetPassive gRPC Removed in 3.5.1 RPC /com.digitalasset.canton.admin.participant.v30.EnterpriseParticipantReplicationService/SetPassive Removed in
Nov 6, 2026
Official
InspectCommitmentContracts
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › InspectCommitmentContracts com.digitalasset.canton.admin.participant.v30 InspectCommitmentContracts gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantInspectionService/InspectCommitmentCon
Nov 6, 2026
Official
ListPackages
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ListPackages com.digitalasset.canton.admin.participant.v30 ListPackages gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/ListPackages Protocol Details Protocol gRPC Service Packa
Nov 6, 2026
Official
VetDar
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › VetDar com.digitalasset.canton.admin.participant.v30 VetDar gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/VetDar Protocol Details Protocol gRPC Service PackageService RPC Vet
Nov 6, 2026
Official
RemoveDar
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › RemoveDar com.digitalasset.canton.admin.participant.v30 RemoveDar gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/RemoveDar Protocol Details Protocol gRPC Service PackageService
Nov 6, 2026
Official
GetLastErrorTrace
Shared Administration › Protobuf › com.digitalasset.canton.admin.health.v30 › GetLastErrorTrace com.digitalasset.canton.admin.health.v30 GetLastErrorTrace gRPC Removed in 3.5.1 RPC /com.digitalasset.canton.admin.health.v30.StatusService/GetLastErrorTrace Removed in 3.5.1. Historical definit
Nov 6, 2026
Official
DigestConsistencyCheckStatus
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › DigestConsistencyCheckStatus com.digitalasset.canton.admin.participant.v30 DigestConsistencyCheckStatus gRPC Added 3.6.1 RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/DigestCo
Nov 6, 2026
Official
UnvetDar
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › UnvetDar com.digitalasset.canton.admin.participant.v30 UnvetDar gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/UnvetDar Protocol Details Protocol gRPC Service PackageService R
Nov 6, 2026
Official
ExportAcs
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ExportAcs com.digitalasset.canton.admin.participant.v30 ExportAcs gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantRepairService/ExportAcs Protocol Details Protocol gRPC Service Part
Nov 6, 2026
Official
ListDars
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › ListDars com.digitalasset.canton.admin.participant.v30 ListDars gRPC RPC /com.digitalasset.canton.admin.participant.v30.PackageService/ListDars Protocol Details Protocol gRPC Service PackageService R
Nov 6, 2026
Official
LookupSentAcsCommitments
Participant Administration › Protobuf › com.digitalasset.canton.admin.participant.v30 › LookupSentAcsCommitments com.digitalasset.canton.admin.participant.v30 LookupSentAcsCommitments gRPC RPC /com.digitalasset.canton.admin.participant.v30.ParticipantInspectionService/LookupSentAcsCommitments
Nov 6, 2026
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