Branch main Contract SemanticProjectionSpec

Contract: Semanticprojectionspec

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Field	Value
Branch	main
Source	specs/contracts/SemanticProjectionSpec.schema.json
Commit	5b2aac39fcf8
Synced (UTC)	2026-06-09T05:46:49Z

Visual Context

Contract pages define the machine-checkable object shape that crosses a lifecycle boundary.

flowchart LR
  Producer["Lifecycle producer"] --> Contract["Contract schema"]
  Contract --> Example["Schema example"]
  Example --> Validator["Schema validator"]
  Contract --> Fixture["Conformance fixture output"]
  Fixture --> Gate["Base-design gate"]

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Reading Checklist

Question	Where to look
Which lifecycle boundary uses it?	Read description, required fields, and linked references.
What diagnostics are mandatory?	Inspect diagnostic reference fields and rule-reference links.
How is it validated?	Compare this schema with fixtures/schema_examples/ and conformance vectors.

---

JSON Payload

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "SemanticProjectionSpec",
  "description": "Declares JSON/config signals projected into ASH coordinates.",
  "type": "object",
  "properties": {
    "projectionSpecID": {
      "type": "string"
    },
    "dimensions": {
      "type": "array",
      "items": {
        "$ref": "SemanticDimensionBinding.schema.json"
      },
      "minItems": 9,
      "maxItems": 9
    },
    "version": {
      "type": "string"
    },
    "sourceReferences": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "minItems": 1
    }
  },
  "required": [
    "projectionSpecID",
    "dimensions",
    "version",
    "sourceReferences"
  ],
  "additionalProperties": false
}