数据结构示例¶
凭证数据结构¶
以下是一个完整的 AIY 凭证数据结构示例：
Verifiable Credential（凭证主体）¶
{
"@context": [
"https://www.w3.org/2018/credentials/v1",
"https://purl.imsglobal.org/spec/ob/v3p0/context.json"
],
"id": "urn:uuid:12345678-1234-1234-1234-123456789abc",
"type": ["VerifiableCredential", "OpenBadgeCredential"],
"name": "AIY 2026 深圳站 · 优秀认证",
"description": "在 AIY 2026 深圳站黑客松中表现优秀，获得优秀认证",
"issuer": {
"id": "https://xtalents.ai/issuer",
"type": "Profile",
"name": "X-Talent",
"url": "https://xtalents.ai"
},
"issuanceDate": "2026-07-22T00:00:00Z",
"expirationDate": "2029-07-22T00:00:00Z",
"credentialSubject": {
"id": "urn:uuid:87654321-4321-4321-4321-cba987654321",
"type": ["Achievement"],
"name": "AIY 优秀认证——AI 工具应用",
"description": "在 AI 工具应用维度表现优秀",
"criteria": {
"narrative": "在 AIY 2026 深圳站黑客松中，AI 工具应用维度评分 ≥ 4.0"
},
"result": {
"score": 4.5,
"scoreScaled": 0.9,
"resultDescription": "AI 工具应用维度优秀",
"status": "Passed"
},
"extension": {
"schoolName": "南方科技大学",
"major": "计算机科学",
"grade": "大三",
"teamId": "Team-017",
"hackathonTrack": "AI 应用创新（字节跳动·扣子平台）",
"rsdScores": {
"aiToolProficiency": 4.5,
"problemStructuring": 4.0,
"interdisciplinaryIntegration": 4.0,
"communicationPersuasion": 3.5,
"collaborationIteration": 4.5
},
"rsdComments": [
"AI 工具应用：选型精准，Prompt 设计有创意",
"问题结构化：拆解清晰，优先级判断准确",
"跨学科整合：商业逻辑完整，技术实现可行",
"表达与说服：路演逻辑清晰，数据支撑充分",
"协作与迭代：分工动态调整，代码协作规范"
],
"enterpriseMark": "Interested"
}
},
"evidence": [
{
"id": "https://xtalents.ai/evidence/123",
"type": ["Evidence"],
"name": "项目方案文档",
"description": "AI 工作流引导器项目方案",
"url": "https://github.com/team017/project-plan"
},
{
"id": "https://xtalents.ai/evidence/456",
"type": ["Evidence"],
"name": "GitHub 代码仓库",
"description": "AI 工作流引导器代码实现",
"url": "https://github.com/team017/ai-workflow-guide"
},
{
"id": "https://xtalents.ai/evidence/789",
"type": ["Evidence"],
"name": "路演视频",
"description": "5 分钟路演视频",
"url": "https://xtalents.ai/video/team017-roadshow.mp4"
}
],
"proof": {
"type": "Ed25519Signature2020",
"created": "2026-07-22T00:00:00Z",
"verificationMethod": "https://xtalents.ai/issuer#key-1",
"jws": "eyJhbGciOiJFZERTQSIsImI2NCI6ZmFsc2UsImtpZCI6IiJ9...",
"challenge": "abc123",
"domain": "xtalents.ai",
"proofPurpose": "assertionMethod"
}
}
RSD 数据结构¶
Rich Skill Descriptor（技能描述符）¶
{
"id": "https://xtalents.ai/rsd/ai-tool-proficiency",
"name": "AI 工具应用",
"description": "评估学生使用 AI 工具的能力，包括工具选型、Prompt 工程、输出质量等",
"type": "Competency",
"version": "1.0.0",
"status": "Active",
"frameworkId": "https://xtalents.ai/framework/aiy",
"frameworkName": "AIY 青年 AI 能力框架",
"category": "AI 实操",
"keywords": ["AI", "工具", "Prompt", "效率"],
"createdAt": "2026-06-01T00:00:00Z",
"updatedAt": "2026-06-01T00:00:00Z",
"createdBy": "https://xtalents.ai/issuer",
"scope": "National",
"validityPeriod": 0,
"assessmentMethod": "黑客松现场实操+评审",
"evidenceRequired": true,
"verificationMethod": "Open Badges 3.0 链接验证"
}
Competency Statement（能力陈述）¶
[
{
"id": "https://xtalents.ai/cs/tool-selection",
"title": "工具选型合理性",
"description": "是否根据任务特点选择了合适的 AI 工具（而非只用最熟悉的）",
"skillDescriptorId": "https://xtalents.ai/rsd/ai-tool-proficiency",
"level": "Advanced",
"scoreRange": "1-5",
"weight": 0.2,
"observableBehavior": "评审员观察学生是否根据任务特点选择了合适的 AI 工具",
"status": "Active",
"createdAt": "2026-06-01T00:00:00Z",
"updatedAt": "2026-06-01T00:00:00Z"
},
{
"id": "https://xtalents.ai/cs/prompt-engineering",
"title": "Prompt 工程质量",
"description": "Prompt 是否结构化、是否有迭代优化、输出质量",
"skillDescriptorId": "https://xtalents.ai/rsd/ai-tool-proficiency",
"level": "Advanced",
"scoreRange": "1-5",
"weight": 0.2,
"observableBehavior": "评审员观察 Prompt 是否结构化、是否有迭代优化、输出质量",
"status": "Active",
"createdAt": "2026-06-01T00:00:00Z",
"updatedAt": "2026-06-01T00:00:00Z"
}
]
Skill Assertion（技能断言）¶
{
"id": "https://xtalents.ai/assertion/123456",
"skillDescriptorId": "https://xtalents.ai/rsd/ai-tool-proficiency",
"recipientId": "urn:uuid:87654321-4321-4321-4321-cba987654321",
"recipientName": "张三",
"recipientEmail": "zhangsan@example.com",
"recipientSchool": "南方科技大学",
"recipientGrade": "大三",
"recipientMajor": "计算机科学",
"score": 4.5,
"level": "Advanced",
"assessorId": "https://xtalents.ai/assessor/789",
"assessorName": "李明",
"assessorRole": "企业导师",
"assessmentDate": "2026-07-18T14:00:00Z",
"contextId": "https://xtalents.ai/context/aiy-2026-sz",
"contextName": "AIY 2026 深圳站",
"evidenceIds": [
"https://xtalents.ai/evidence/123",
"https://xtalents.ai/evidence/456"
],
"assessorComment": "选型精准，Prompt 设计有创意",
"status": "Confirmed",
"issuedAt": "2026-07-22T00:00:00Z",
"expiresAt": "2029-07-22T00:00:00Z",
"createdAt": "2026-07-18T14:00:00Z"
}
Evidence（证据材料）¶
[
{
"id": "https://xtalents.ai/evidence/123",
"assertionId": "https://xtalents.ai/assertion/123456",
"type": "Code",
"name": "GitHub 代码仓库",
"description": "AI 工作流引导器代码实现",
"url": "https://github.com/team017/ai-workflow-guide",
"hash": "sha256:abc123def456...",
"createdAt": "2026-07-18T16:00:00Z"
},
{
"id": "https://xtalents.ai/evidence/456",
"assertionId": "https://xtalents.ai/assertion/123456",
"type": "Document",
"name": "项目方案文档",
"description": "AI 工作流引导器项目方案",
"url": "https://docs.google.com/document/d/xxx",
"hash": "sha256:789abc012def...",
"createdAt": "2026-07-18T15:00:00Z"
}
]
数据结构关系图¶
graph TB
subgraph "Open Badges 3.0"
VC[Verifiable Credential]
P[Profile / Issuer]
CS[Credential Subject / Achievement]
E[Evidence]
PR[Proof]
end
subgraph "RSD"
RSD[Rich Skill Descriptor]
CS2[Competency Statement]
SA[Skill Assertion]
E2[Evidence]
AL[Alignment]
end
VC --> P
VC --> CS
VC --> E
VC --> PR
RSD --> CS2
CS2 --> SA
SA --> E2
RSD --> AL
CS --> SA
E --> E2
style VC fill:#9c27b0,color:#fff
style P fill:#ff9800,color:#fff
style CS fill:#4caf50,color:#fff
style E fill:#2196f3,color:#fff
style PR fill:#00bcd4,color:#fff
style RSD fill:#9c27b0,color:#fff
style CS2 fill:#ff9800,color:#fff
style SA fill:#4caf50,color:#fff
style E2 fill:#2196f3,color:#fff
style AL fill:#00bcd4,color:#fff给 HR 的参考¶
如何理解数据结构
HR 可以通过以下方式理解凭证的数据结构：
- 查看 JSON-LD 原始数据——在验证页面点击"查看 JSON-LD 原始数据"
- 关注核心字段——credentialSubject（持有者信息）、result（评估结果）、evidence（证据材料）
- 验证数据真实性——通过 proof（数字签名）验证
- 了解数据来源——每个字段都有明确的数据来源说明