Digital Product Passport

http://peppol.eu/downloads/the-peppol-edelivery-network-specifications/

This specification describes a privacy-respecting mechanism for storing, indexing, and retrieving encrypted data at a storage provider. It is often useful when an individual or organization wants to protect data in a way that the storage provider cannot view, analyze, aggregate, or resell the data.

 A spedification to define a data storage and message relay mechanism that entities can use to locate public or private permissioned data related to a given Decentralized Identifier (DID).

This specification provides a mechanism for the use of JSON Schemas with Verifiable Credentials.

A DIDComm 2 Profile for supporting the Wallet and Credential Interaction (WACI) Protocols for both Issuance and Presentation Exchange.

A specification to allow blockchain-independent W3C Decentralized Identifiers.

A specification to connect DIDs with existing and estabilished and trusted security mechanisms, e.g. to connect the DID controller with the X.509 cert controller of a domain.

Sidetree is an alternative protocol for anchoring DIDs, ie. creating scalable Decentralized Identifier networks that can run atop any existing decentralized anchoring system (e.g. Bitcoin, Ethereum, distributed ledgers, witness-based approaches) and be as open, public, and permissionless as the underlying anchoring systems they utilize.

Credential Manifests are a resource format that defines preconditional requirements, Issuer style preferences, and other facets User Agents utilize to help articulate and select the inputs necessary for processing and issuance of a specified credential.

Base protocol to exchange verifiable credentials between two parties.

A protocol to register a DID at any given trusted ledger.

A protocol to exchange credentials between two identity wallets.