Documentation

Scoped Authorization Grant V1 An authority issues a grant allowing another party to perform a specific operation on a resource. Application choices validate the grant against their own trusted policy. Grants can expire, be revoked by the authority, or be renounced by the grantee. | Field | Value |

Packages OpenZeppelin Daml components for Canton smart contract development. Every directory under a category is one Daml package and one DAR. Category directories are navigation only and never appear in a package name or module namespace. Contents | Package | Description | |---------|---------

Daml contract source - OpenZeppelin/canton-contracts/packages/security/api-pausable-v1/daml/OpenZeppelin/Api/PausableV1.daml -- | OpenZeppelin Pausable - the interface for an emergency-stop switch on a -- Daml template. -- -- The implementing template holds a paused flag and declares an --

Pausable API V1 A frozen Daml interface that gives a template an emergency-stop switch. | Field | Value | |---|---| | Package | openzeppelin-api-pausable-v1 | | Public module | OpenZeppelin.Api.PausableV1 | | Version | 0.1.0 | | Status | Pre-release; unaudited | What it provides - Pausab

Daml contract source - OpenZeppelin/canton-contracts/packages/security/pausable-v1/daml/OpenZeppelin/PausableV1.daml -- | OpenZeppelin Pausable - the guards and failure statuses for the -- Pausable interface in OpenZeppelin.Api.PausableV1. -- -- Gated choices call whenNotPaused this. T

Daml contract source - OpenZeppelin/canton-contracts/packages/security/pausable-v1/daml/OpenZeppelin/PausableV1/Internal.daml -- | Internal helpers for OpenZeppelin.PausableV1. module OpenZeppelin.PausableV1.Internal where import DA.Fail (FailureCategory, FailureStatus (..)) import qualifi

Pausable V1 The guards and failure statuses for the Pausable interface in openzeppelin-api-pausable-v1. | Field | Value | |---|---| | Package | openzeppelin-pausable-v1 | | Public module | OpenZeppelin.PausableV1 | | Version | 0.1.0 | | Depends on | openzeppelin-a

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-types-v1/daml/OpenZeppelin/Token/Cip112/TypesV1.daml -- | The records a CIP-0112 registry's templates store: the rules contract's -- configuration and the payloads of pending transfer instructions and -- allocat

Token CIP-0112 V1 types The records a CIP-0112 (Token Standard V2) registry's templates store. | Field | Value | |---|---| | Package | openzeppelin-token-cip112-types-v1 | | Public module | OpenZeppelin.Token.Cip112.TypesV1 | | Version | 0.1.0 | | Status | Pre-release; unaudited | What it

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-utils/daml/OpenZeppelin/Token/Cip112/Utils/Allocation.daml -- Copyright (c) 2026 OpenZeppelin -- Copyright (c) 2024 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Id

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-utils/daml/OpenZeppelin/Token/Cip112/Utils/Holding.daml -- Copyright (c) 2026 OpenZeppelin -- Copyright (c) 2024 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Ident

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-utils/daml/OpenZeppelin/Token/Cip112/Utils/Registry.daml -- | Registry workflow: the settlement-factory body and the admin mint and -- cleanup operations a rules contract exposes as choices. module OpenZeppelin.

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-utils/daml/OpenZeppelin/Token/Cip112/Utils/Transfer.daml -- Copyright (c) 2026 OpenZeppelin -- Copyright (c) 2024 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Iden

Token CIP-0112 utils The choice bodies of a CIP-0112 (Token Standard V2) registry as plain functions, with every template decision left to the caller. | Field | Value | |---|---| | Package | openzeppelin-token-cip112-utils | | Public modules | OpenZeppelin.Token.Cip112.Utils.Holding, .Transfe

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-v1/daml/OpenZeppelin/Token/Cip112/V1/Allocation.daml -- | The default allocation template: an AllocationState payload whose -- choices delegate to the utils package. module OpenZeppelin.Token.Cip112.V1.Allocat

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-v1/daml/OpenZeppelin/Token/Cip112/V1/Base.daml -- | The event-log host shared by the default templates. module OpenZeppelin.Token.Cip112.V1.Base where import Splice.Api.Token.MetadataV1 import Splice.Api.Token.T

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-v1/daml/OpenZeppelin/Token/Cip112/V1/Holding.daml -- Copyright (c) 2026 OpenZeppelin -- Copyright (c) 2024 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier:

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-v1/daml/OpenZeppelin/Token/Cip112/V1/Registry.daml -- Copyright (c) 2026 OpenZeppelin -- Copyright (c) 2024 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier

Daml contract source - OpenZeppelin/canton-contracts/packages/token/token-cip112-v1/daml/OpenZeppelin/Token/Cip112/V1/Transfer.daml -- | The default transfer-instruction template: a TransferInstructionState -- payload whose choices delegate to the utils package. module OpenZeppelin.Token.C

Integration guide How to deploy openzeppelin-token-cip112-v1, together with the openzeppelin-token-cip112-types-v1 and openzeppelin-token-cip112-utils packages it depends on, across participants and drive it from wallets and settlement apps. Adoption basics — build, dependency, module import

Token CIP-0112 V1 A CIP-0112-compliant token implementation built against the Token Standard V2 (TSv2) interfaces. It provides holdings, transfer instructions, allocations, registry rules, and event logging as ready-to-use templates. The templates store the records of openzeppelin-token-cip112-ty

OpenZeppelin Contracts for Canton [![Choice Coverage](https://github.com/OpenZeppelin/canton-contracts/actions/workflows/test.yml/

Releasing packages The release process will be defined and validated as part of preparing the first package release. It will cover package versioning, validation, DAR publication and provenance, compatibility or migration evidence, and operator guidance. License files A DAR has no place for lic

Security policy Security response OpenZeppelin publishes source code and versioned DAR artifacts, but does not operate or control adopter participant nodes. When a vulnerability is identified, OpenZeppelin will investigate affected package IDs, publish a corrected release where technically poss

Daml contract source - OpenZeppelin/canton-contracts/test/api-pausable-v1-test/daml/OpenZeppelin/Api/PausableV1Test.daml -- | Tests for OpenZeppelin.Api.PausableV1: the view, read through the -- interface with no dependency on the function package. module OpenZeppelin.Api.PausableV1Test wh

Daml contract source - OpenZeppelin/canton-contracts/test/api-pausable-v1-test/daml/OpenZeppelin/Api/PausableV1TestFixtures.daml -- | Consumer fixture: a template that implements Pausable and flips its own -- flag, with no dependency on the function package. module OpenZeppelin.Api.Pausabl

Daml contract source - OpenZeppelin/canton-contracts/test/pausable-v1-test/daml/OpenZeppelin/PausableV1Test.daml -- | Tests for OpenZeppelin.PausableV1: the guards and the failure statuses, -- exercised from consumer-written flip choices. module OpenZeppelin.PausableV1Test where import DA.

Daml contract source - OpenZeppelin/canton-contracts/test/pausable-v1-test/daml/OpenZeppelin/PausableV1TestFixtures.daml -- | Consumer fixtures: single-party and credential-based pause authority, and -- the sibling-field case. module OpenZeppelin.PausableV1TestFixtures where import DA.Action

Daml contract source - OpenZeppelin/canton-contracts/test/scoped-authorization-grant-v1-test/daml/OpenZeppelin/ScopedAuthorizationGrantV1AuthorityOrGrantTest.daml module OpenZeppelin.ScopedAuthorizationGrantV1AuthorityOrGrantTest where import DA.Assert ((===)) import DA.Foldable (forA_) impo

Daml contract source - OpenZeppelin/canton-contracts/test/scoped-authorization-grant-v1-test/daml/OpenZeppelin/ScopedAuthorizationGrantV1BoundaryTest.daml module OpenZeppelin.ScopedAuthorizationGrantV1BoundaryTest where import DA.Assert ((===)) import DA.Foldable (forA_) import qualified DA.