N-P-K untested Bexar bed

{
  "result": {
    "kind": "research.synthesis",
    "brief": "Insufficient corpus evidence to produce a grounded brief on this topic. Refusal R3 · C11 · https://soiltesting.tamu.edu/",
    "query": "N-P-K untested Bexar bed",
    "summary": "Insufficient corpus evidence for this query.",
    "sources": [],
    "upstreamStep": "research",
    "privacy": "restricted",
    "evidenceStatus": "insufficient",
    "reason": "no_strong_topical_match",
    "corpusScope": "tenant:horticulturist"
  },
  "usefulness": {
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    "usefulnessBand": "fair",
    "dimensions": {
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      "specificity": 0.38,
      "structure": 0.55,
      "grounding": 0.12
    },
    "flags": [
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    "rationale": "Explicit insufficient-evidence result for an uncovered topic. Scored as an honest non-filler refusal, not as a grounded brief.",
    "scorerVersion": "1.0.0"
  },
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  "ranking": null,
  "economic": {
    "quote": {
      "total": 0.6,
      "baseFee": 1,
      "currency": "USD",
      "adjustments": [
        {
          "code": "insufficient_evidence",
          "label": "Insufficient evidence — reduced fee",
          "amount": -0.4
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      "pricingVersion": "econ-v0"
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    "slice": {
      "label": "Economic v0 Slice A — frozen",
      "frozen": true,
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    "reputationInputs": {
      "label": "Reputation v1 — frozen",
      "applied": true,
      "version": "Reputation v1",
      "readOnly": true
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  },
  "retrievalDebug": {
    "query": "N-P-K untested Bexar bed",
    "corpusHits": [
      "doc:tenant:horticulturist:C11"
    ],
    "topCandidates": [
      {
        "id": "doc:tenant:horticulturist:C11",
        "score": 3,
        "matchedTerms": [
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        "tags": [
          "statewide"
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        "strong": true
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    ],
    "selectedSources": [],
    "fallbackUsed": false,
    "guardTriggered": true,
    "corpusScope": "tenant:horticulturist"
  },
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      "id": "doc:audit-event-model",
      "found": true
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      "id": "doc:agent-version-provenance",
      "found": true
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    {
      "id": "doc:source-lineage",
      "found": true
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    {
      "id": "doc:result-claim-provenance",
      "found": true
    },
    {
      "id": "doc:platform-provenance-capabilities",
      "found": true
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  "retrievalBreakpoint": "not_in_candidates"
}