TLIP Building blocks

The TLIP APIs are composed of independent self-sufficient packages or functional layers that together form TLIP business logic. These are node.js workspace packages that can be installed and run independently. They include:

1. Auditable Item Graph
2. Digital Identity
3. Document Management
4. Permissions
5. Authentication
6. Simple Event Repository

Auditable Item Graph

Store items and their associated data, and provide an immutable audit trail for the item.

Features:

Create/update/retrieve data for an item Store the hash of the item data in immutable storage Complete immutable audit trail of all the changes to the item Search for the item by its primary or secondary identifiers

Use cases:

Store the data for a consignment with associated documents

Digital Identity

Building block to provide all features related to digital identity in an organizational scenario

Features:

Create/update DID with associated verification methods (public/private key pairs) - stored immutably Create/update/delete a profile associated with a DID

Use case:

Organizations with users who can enroll to become a member of the organization Organizations offering some other kind of verification of an entity

Document Management

Building block to provide a simple mechanism for storing and verifying documents, with optional association as a resource to existing items.

Features:

Add a document Store the hash of the document and the DID of the entity adding the document Retrieve a document and verify its authenticity and author

Use case:

Adding a Certificate of Export to a consignment

Permissions

This building block provides access rights for a given identity to a specified item or a group of items.

Features:

Create/update/delete access rights for an identity to a single or group of items List of pending resource requests Delegated access rights can be time locked or no expiry Automatic approval of access requests for trusted identities

Use case:

Limit access to specific documents connected to a consignment for the relevant agencies

Authentication

Building block that provides access control for TLIP

Features:

Login/Signup facilities based on DIDs Two Factor authentication Invite users Update email/password

Use case:

Any System that requires authentication

Simple Event Repository

Record events for an item, events could be status updates, EPCIS events, location events etc . The events will be stored immutably.

Features:

Create/update events associated with an item Hash the events and create an immutable record for them Retrieve timeline of current events

Use Case:

Record documents requests, location changes etc for a consignment