{
  "skill_id": "oracle-location",
  "name": "Location / Mobility Oracle",
  "evaluation": "free",
  "quality": "agent-decision-grade",
  "price_usd": 0.02,
  "category": "Trust",
  "tier": "foundation",
  "protocol": "SCO",
  "esp_skill": true,
  "tags": [
    "oracle",
    "sco",
    "location",
    "mobility",
    "gnss",
    "bound-witness",
    "origin-proof",
    "privacy",
    "sealed",
    "challengeable",
    "depth:deep"
  ],
  "summary": "Sealed Consensus location/mobility oracle with Bound Witness–style origin proofs. Free-eval returns coarse geohash only; multi-provider canary seals precise packs that are challengeable.",
  "when_to_use": [
    "Need challengeable position for geofence / mobility decisions",
    "Prefer multi-source canary before trusting a single GNSS feed",
    "Require privacy-preserving free evaluation before settlement"
  ],
  "outline": [
    "GET /api/sco?op=eval&oracle=oracle-location (free, geohash only)",
    "POST canary with providers a+b and optional lat/lon query",
    "Each pack includes origin_proof (xyo_bound_witness / gnss_fix)",
    "POST consensus on sealed cids",
    "Challenge outliers with stake; reputation is ledger-only"
  ],
  "capabilities": [
    "Privacy-preserving free samples (coarse geohash)",
    "Bound Witness–style content-bound origin proofs",
    "oracle_confidence 0–100 with component scores",
    "Parallel multi-provider sealed canaries",
    "Challengeable public ledger packs"
  ],
  "decision_criteria": [
    "Reject free sample as settlement-grade alone",
    "Prefer consensus agreement when providers disagree",
    "Require origin_proof.payload_hash on full packs",
    "Watch economic_weight after challenges"
  ],
  "free_eval": "https://lvlltd.com/api/sco?op=eval&oracle=oracle-location",
  "esp": "https://lvlltd.com/api/esp?skill=oracle-location",
  "canary_price_usd": 0.02,
  "challenge_stake_usd": 0.01,
  "providers": ["lvl-foundation-a", "lvl-foundation-b"],
  "query_examples": [
    { "lat": 37.7749, "lon": -122.4194, "accuracy_m": 15 },
    { "device_id": "phone-sim-1" }
  ],
  "origin_proof": {
    "types": ["xyo_bound_witness", "gnss_fix"],
    "note": "P1 content-bound witness; upgrade path attaches live XYO device signatures"
  },
  "invariants": {
    "free_eval_always": true,
    "reputation_ledger_only": true,
    "every_result_challengeable": true,
    "privacy_free_sample": true
  }
}