{"id": "urn:uuid:f8497ea6-1379-4750-850f-11755287638b", "type": ["VerifiableCredential", "OpenBadgeCredential"], "proof": {"type": "Ed25519Signature2020", "created": "2026-06-11T03:14:29Z", "proofValue": "z5w7tbSh95YnM8UyQUbdKyXvqVQXdopN594yKXjZFw31pCnDG9CWmpEprdcN3o2z2yt2e2SMJdk3QuwrTFFewAoEx", "proofPurpose": "assertionMethod", "verificationMethod": "did:key:z6MkfwJEckNVbaLwbCETHMYkpfb7g2Nnvqn78ASyrYJfqvow#z6MkfwJEckNVbaLwbCETHMYkpfb7g2Nnvqn78ASyrYJfqvow"}, "issuer": {"id": "did:key:z6MkfwJEckNVbaLwbCETHMYkpfb7g2Nnvqn78ASyrYJfqvow", "name": "MIT Learn", "type": ["Profile"], "image": {"id": "https://learn.mit.edu/images/mit-red.png", "type": "Image", "caption": "MIT Learn logo"}}, "@context": ["https://www.w3.org/ns/credentials/v2", "https://purl.imsglobal.org/spec/ob/v3p0/context-3.0.3.json", "https://w3id.org/security/suites/ed25519-2020/v1"], "validFrom": "2026-06-11T03:14:29Z", "credentialSubject": {"type": ["AchievementSubject"], "identifier": [{"salt": "not-used", "type": "IdentityObject", "hashed": false, "identityHash": "Egbuzobi chimaobi henry", "identityType": "name"}], "achievement": {"id": "https://learn.mit.edu/courses/course-v1:UAI_SOURCE+UAI.SE.1", "name": "AI and Sustainability: Energy", "type": ["Achievement"], "image": {"id": "https://ol-mitxonline-app-production.s3.amazonaws.com/original_images/UAI-6-sust-energy.png", "type": "Image", "caption": "MIT Learn Certificate logo"}, "criteria": {"narrative": "- Build forecasting models that predict electricity demand and learn how to spot when and why those models break down during extreme weather\r\n- Use AI tools to find unusual patterns in power usage data and create practice scenarios for testing how a grid handles stress\r\n- Compare different approaches to deciding which power plants to run, and understand how uncertainty and grid limits affect those decisions\r\n- See how forecast results translate into real operational decisions, and learn how to measure the benefit of planning for uncertainty\r\n- Explore how engineers plan future power grids by balancing renewable energy, long-term storage, and carbon reduction goals\r\n- Understand how cutting-edge AI methods are helping engineers design cleaner, more reliable power systems at a large scale"}, "description": "Egbuzobi chimaobi henry has successfully completed all modules and earned a Course Certificate in AI and Sustainability: Energy.", "achievementType": "Course"}, "activityEndDate": "2026-06-11T03:14:29Z", "activityStartDate": "2026-05-15T12:11:28Z"}}