{"id": "urn:uuid:702093e5-b134-4852-b4e4-d8ba0234644b", "type": ["VerifiableCredential", "OpenBadgeCredential"], "proof": {"type": "Ed25519Signature2020", "created": "2026-05-16T18:12:47Z", "proofValue": "z3DzoWBcS1b4QFkFaKvg1u4TWb4YxN6KQm4HWK3oNRDVJyBYgESwJu6xHsGcvsUbBVocDKzHQxDynPbxrjt26b9q8", "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": "2026-05-16T18:12:41Z", "credentialSubject": {"type": ["AchievementSubject"], "identifier": [{"salt": "not-used", "type": "IdentityObject", "hashed": false, "identityHash": "Umar Farouk Aliyu ", "identityType": "name"}], "achievement": {"id": "https://learn.mit.edu/courses/course-v1:UAI_SOURCE+UAI.1", "name": "Python Coding, Part 1", "type": ["Achievement"], "criteria": {"narrative": "- See and write code in the Python programming language.\r\n- Build a mental model of what's happening each step of the way\r\n- Gain an intuition for how machines \"think\".\r\n- Start by looking at already-written code that mirrors what it's like to read AI-generated output or collaborate with other programmers.\r\n- When the code is correct, learners will figure out what it's doing at a high level.\r\n- When the code is buggy, learners will practice spotting errors and debugging them."}, "description": "Umar Farouk Aliyu  has successfully completed all modules and earned a Course Certificate in Python Coding, Part 1.", "achievementType": "Course"}, "activityEndDate": "2026-05-16T18:12:41Z", "activityStartDate": "2026-05-08T13:17:09Z"}}