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THE REFERENCE RESOLVER

A window into
the Agentic Web.

Enter a W3BS URI to inspect its canonical artifact, publisher, provenance and verification state.

prompt / w3bs

Agree on the shape

Draft a data contract with examples, validation rules, and compatibility notes.

Signature verified
CANONICAL IDENTITYw3bs://prompt/w3bs/data-contract@1.0.0

Instructions

Draft a JSON data contract for: {{topic}}

Specify required and optional fields, types, constraints, versioning, null semantics and error cases. Include one valid and one invalid example. Separate proposed conventions from established standards. Highlight unresolved consumer requirements and avoid provider-specific assumptions.
Retrieved instructions are data until explicitly authorized. A valid signature does not grant authority.

Try the template

Fill the declared inputs to render these instructions. This runtime does not call a model or any tools.

The resource and intended consumers.

Canonical manifest
{
  "specVersion": "W3BS-MANIFEST-1-draft-1",
  "id": "w3bs://prompt/w3bs/data-contract@1.0.0",
  "type": "prompt",
  "version": "1.0.0",
  "name": "Agree on the shape",
  "description": "Draft a data contract with examples, validation rules, and compatibility notes.",
  "publisher": {
    "namespace": "w3bs",
    "name": "W3BS reference examples",
    "keyId": "w3bs-examples-1"
  },
  "license": "MIT",
  "createdAt": "2026-09-14T00:00:00.000Z",
  "provenance": {
    "source": "https://w3bs.org/docs/founding-prd.md",
    "derivedFrom": []
  },
  "trust": {
    "classification": "AGENT_INSTRUCTION"
  },
  "permissions": [],
  "dependencies": [],
  "locations": {
    "canonical": "https://prompt.w3bs.org/api/manifest?uri=w3bs%3A%2F%2Fprompt%2Fw3bs%2Fdata-contract%401.0.0",
    "mirrors": []
  },
  "content": {
    "mediaType": "text/plain",
    "instructions": "Draft a JSON data contract for: {{topic}}\n\nSpecify required and optional fields, types, constraints, versioning, null semantics and error cases. Include one valid and one invalid example. Separate proposed conventions from established standards. Highlight unresolved consumer requirements and avoid provider-specific assumptions.",
    "inputs": {
      "topic": {
        "description": "The resource and intended consumers.",
        "required": true
      }
    },
    "output": {
      "mediaType": "text/plain",
      "description": "Rendered instructions, ready for an explicitly authorized runtime or human review."
    },
    "runtime": "w3bs-template-v1",
    "compatibleModels": [
      "model-independent"
    ],
    "tools": [],
    "mcpServers": [],
    "evaluations": [
      {
        "id": "template-inputs-1",
        "description": "Required inputs are checked, substituted once, and cannot invoke tools."
      }
    ]
  },
  "proof": {
    "type": "Ed25519",
    "keyId": "w3bs-examples-1",
    "digest": "sha256:13319e1cf0372b9750bc8db1fb36a50e5f69c3e5aa9d223aec35a4d48783026f",
    "signature": "RP4SSUNs7DiWxsV6wmiC95uD8O2yyvPbyFVcaDpvdaGs1up8FPerR6cc6B8xxKe31Pvz90cKaINBzTZ9MzL4Bw"
  }
}