Proof of participation credential

Name: credential-proof-participation

Namespace: https://w3id.org/axone/ontology/v4/schema/credential/proof/participation/

Namespaces

Here are the namespaces used in this schema:

• rdf: http://www.w3.org/1999/02/22-rdf-syntax-ns#
• rdfs: http://www.w3.org/2000/01/rdf-schema#
• skos: http://www.w3.org/2004/02/skos/core#
• dcterms: http://purl.org/dc/terms/
• schema: http://schema.org/
• credential-proof-participation: https://w3id.org/axone/ontology/v4/schema/credential/proof/participation/

Verifiable Credential

IRI: credential-proof-participation:ProofOfParticipationCredential

Description

A Verifiable Credential attesting that a participant has taken part in a specific event.

The event is linked using :participatedIn, which references an instance of schema:Event (e.g., schema:Hackathon or schema:DeliveryEvent for token airdrops).

Examples

katai-proof-participation.jsonld

{
    "@context": [
        "https://www.w3.org/2018/credentials/v1",
        "https://w3id.org/axone/ontology/v4/schema/credential/proof/participation/",
        "https://schema.org"
    ],
    "type": [
        "VerifiableCredential",
        "ProofOfParticipationCredential"
    ],
    "id": "https://credentials.axone.xyz/proof-of-participation/katai/42",
    "credentialSubject": {
        "id": "urn:addr:axone1y6wwdp0gmgnj6hf0jt0r67axhw0fp5dsq37ccv",
        "participatedIn": {
            "id": "https://play.katai.axone.xyz/sprints/c5295c01-8381-4747-b7be-c7b12dc3b918",
            "@type": "ExhibitionEvent",
            "name": "KatAI | Community-Driven Kat Art, AI & Rewards",
            "organizer": {
                "@type": "Organization",
                "name": "Axone",
                "url": "https://axone.xyz"
            },
            "url": "https://play.katai.axone.xyz",
            "startDate": "2025-01-08T17:00:00.000Z",
            "endDate": "2025-01-29T16:59:59.000Z"
        }
    },
    "issuanceDate": "2025-01-11T19:14:24.344904+01:00",
    "issuer": {
        "id": "did:key:zQ3shs7auhJSmVJpiUbQWco6bxxEhSqWnVEPvaBHBRvBKw6Q3",
        "name": "Axone"
    }
}

Properties

Participated in

IRI: credential-proof-participation:participatedIn

Domain: credential-proof-participation:ProofOfParticipationCredential

Range: schema:Event

Links the Proof of Participation Credential to the event the participant took part in.

The event can be any instance of schema:Event.