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evidence.centennialdefense.systems

Productivity & BusinessTools verifiedOct 26, 2026

An agent investigates a signed evidence packet through four WebMCP tools; the human keeps the verdict and seals a tamper-evident receipt of what both sides did. Synthetic demo case from Centennial…

search_evidenceAnswer

Ranked keyword search over the verified vendor handoff packet. Returns exhibit ids, titles, snippets, scores.

View tool JSON

{
  "name": "search_evidence",
  "kind": "answer",
  "impl": "imperative",
  "description": "Ranked keyword search over the verified vendor handoff packet. Returns exhibit ids, titles, snippets, scores.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "query": {
        "type": "string",
        "description": "search terms"
      }
    },
    "required": [
      "query"
    ]
  }
}

inspect_exhibitAction

Full text spans for one exhibit id, each span carrying its sha256 hash from the signed manifest.

View tool JSON

{
  "name": "inspect_exhibit",
  "kind": "act",
  "impl": "imperative",
  "description": "Full text spans for one exhibit id, each span carrying its sha256 hash from the signed manifest.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "exhibit_id": {
        "type": "string"
      }
    },
    "required": [
      "exhibit_id"
    ]
  }
}

evaluate_claimAction

Deterministic verdict SUPPORTED | CONTRADICTED | INSUFFICIENT for a claim against verified evidence. Reasons are span-tied; abstentions name the missing document type.

View tool JSON

{
  "name": "evaluate_claim",
  "kind": "act",
  "impl": "imperative",
  "description": "Deterministic verdict SUPPORTED | CONTRADICTED | INSUFFICIENT for a claim against verified evidence. Reasons are span-tied; abstentions name the missing document type.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "claim": {
        "type": "string",
        "enum": [
          "Did the vendor provide the required inspection report before acceptance?"
        ]
      }
    },
    "required": [
      "claim"
    ]
  }
}

update_caseboardAction

Agents may ONLY add an exhibit with a stance (supports|contradicts). Pin, remove, reject, and seal are human-exclusive controls.

View tool JSON

{
  "name": "update_caseboard",
  "kind": "act",
  "impl": "imperative",
  "description": "Agents may ONLY add an exhibit with a stance (supports|contradicts). Pin, remove, reject, and seal are human-exclusive controls.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "action": {
        "type": "string",
        "enum": [
          "add"
        ]
      },
      "exhibit_id": {
        "type": "string"
      },
      "stance": {
        "type": "string",
        "enum": [
          "supports",
          "contradicts"
        ]
      }
    },
    "required": [
      "action",
      "exhibit_id",
      "stance"
    ]
  }
}