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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
GET /v2/updates/transaction-tree-by-offset/:offset
cURL Python JavaScript PHP Go Java Ruby curl --request GET \ --url 'http://localhost:7575/v2/updates/transaction-tree-by-offset/{offset}' \ --header 'Authorization: Bearer $TOKEN' …
Aug 31, 2026
Official
Multi-Synchronizer Operations with the JSON Ledger API and TypeScript
Multi-Synchronizer Operations with the JSON Ledger API and TypeScript This tutorial shows you how to work with a multi-synchronizer Canton setup using the JSON Ledg…
Sep 21, 2026
Official
GET /v2/updates/transaction-tree-by-id/:update-id
cURL Python JavaScript PHP Go Java Ruby curl --request GET \ --url 'http://localhost:7575/v2/updates/transaction-tree-by-id/{update-id}' \ --header 'Authorization: Bearer $TOKEN' i…
Aug 31, 2026
Official
Canton Identity Management
Identity Management On-ledger identity management focuses on the distributed aspect of identities across Canton system entities, while user ide…
Sep 16, 2026
Official
Local and External Parties
…y capable of creating and interacting with contracts on the ledger. Each party is hosted on one or more Participant Nodes , which act as intermediaries between the party and the le…
Sep 22, 2026
Official
Performance Optimization
…rementally increase throughput. This is outlined below. The ledger state in Canton does not exist globally so there is no single node that, by design, hosts all contracts. Instead,…
Aug 11, 2026
Official
Subscribe updates
JSON API AsyncAPI › /v2/updates › subscribe /v2/updates Subscribe updates WebSocket Updated 3.5 SUBSCRIBE /v2/updates Read th…
Sep 22, 2026
Official
Development Tools Overview
…nd compiling Daml contracts to testing locally and querying ledger state. This page summarizes each tool and when you use it. DPM (Daml Package Manager) DPM is the primary command-…
May 12, 2026
Official
Subscribe active contracts
JSON API AsyncAPI › /v2/state/active-contracts › subscribe /v2/state/active-contracts Subscribe active contracts WebSocket Up…
Sep 22, 2026
Official
Operational Issues
…ance Query your validator’s traffic state through the Admin API: curl http://localhost/api/validator/readyz You can also check the wallet UI if your validator has one configured. E…
May 12, 2026
Official
The Canton Development Stack
…em | Strongly typed with inference | Compiles to | Daml-LF (ledger format) | Primary use | Define contracts, choices, authorization | Example: template Token with owner : Party iss…
Jul 16, 2026
Official
PQS (Participant Query Store)
… and full-text search that would be impractical through the Ledger API alone. How PQS Works PQS runs as a sidecar service alongside a validator. It connects to the validator’s tran…
Oct 20, 2026
Official
POST /v2/commands/command-completions
cURL Python JavaScript PHP Go Java Ruby curl --request POST \ --url 'http://localhost:7575/v2/commands/command-completions' \ --header 'Authorization: Bearer $TOKEN' \ --header 'Co…
Aug 31, 2026
Official
Splice APIs Overview
…for your Slack organization to be added to the channel. RPC APIs Overview When building an application for the Canton Network, you will typically integrate with some of the HTTP or…
Oct 12, 2026
Official
Canton Getting Started Tutorial
…ndings ) - transact on the IOU contract using curl and JSON Ledger API, not via console commands Getting Started Interested in Canton? This is the right place to start! You don’t n…
Sep 22, 2026
Official
CIP
…n Network Token Standard — a set of Daml interfaces and off-ledger APIs that allow wallets and applications to interact with tokenized assets across registries in a uniform way. An…
Jul 14, 2026
Official
0.6.0
0.6.0 Released on September 16th, 2025 • ledgerFactory, TopologyFactory & ValidatorFactory changed to use URL instead of strings (where applicable) const myLedge…
Jul 13, 2026
Official
POST /v2/dars
…teAnswer": false } Upload a DAR to the participant node OpenAPI Updated 3.5 cURL curl --request POST \ --url 'http://localhost:7575/v2/dars' \ --header 'Authorization: Bearer $TOKE…
Aug 31, 2026
Official
GetHighestOffsetByTimestamp
…nt.v30.GetHighestOffsetByTimestampResponse Server stream No ledger_offset int64 Related Schemas com.digitalasset.canton.admin.participant.v30.GetHighestOffsetByTimestampRequest syn…
Nov 6, 2026
Official
Pruning
…period. • Manual pruning provides explicit control over the ledger offset to prune up to. In addition, manual pruning allows integration of pruning with operational procedures such…
Oct 22, 2026
Official
Advanced Canton Console
…clude TLS configuration include required("../tls/mtls-admin-api.conf") include required("../tls/tls-ledger-api.conf") canton { remote-participants.participant { ledger-api { addres…
Aug 11, 2026
Official
Java Codegen
…ses let you create contracts, exercise choices, and process ledger events in Java without manually constructing gRPC messages or JSON payloads. Code Generation Generate Java bindin…
Jul 8, 2026
Official
3.6.1
Release of Canton 3.6.1 Canton 3.6.1 has been released on October 05, 2026. Summary This minor release brings new features, scalability improvements, as well as many other improvem…
Oct 6, 2026
Official
3.6.2
…n October 15, 2026. Summary This patch release fixes a slow Ledger API query that could stall the initialization of the ACS commitment processor in Canton 3.6.1 by using index look…
Oct 15, 2026
Official
Daml
Ledger API overview What is the Ledger API The Ledger API is an API that’s exposed by any Participant Node. Users access…
Aug 4, 2026
Official
POST /v2/updates/get-updates-page
cURL Python JavaScript PHP Go Java Ruby curl --request POST \ --url 'http://localhost:7575/v2/updates/get-updates-page' \ --header 'Authorization: Bearer $TOKEN' \ --header 'Conten…
Aug 31, 2026
Official
Configuration Reference
This page covers the configuration options available to validator and Super Validator (SV) operators on Canton Network. It covers Splice app configuration, Canton participant setti…
Jul 17, 2026
Official
POST /v2/commands/completions
cURL Python JavaScript PHP Go Java Ruby curl --request POST \ --url 'http://localhost:7575/v2/commands/completions' \ --header 'Authorization: Bearer $TOKEN' \ --header 'Content-Ty…
Aug 31, 2026
Official
CI/CD Integration
…end integration tests • Deploy — Upload DARs and deploy off-ledger services to the target environment Build Stage The build stage compiles your Daml packages and generates code bin…
May 16, 2026
Official
Signing Transactions from Third-Party dApps
…signing. An easy way of supporting this is to expose a dApp API (OpenRPC spec can be found here: https://github.com/canton-network/wallet/blob/main/api-specs/openrpc-dapp-api.json …
Oct 27, 2026
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