{
  "label": "ALL SYNTHETIC; not live source evidence",
  "prior_observation": "2026-10-27",
  "current_observation": "2026-11-03",
  "currency": "USD",
  "price_basis": "item price; each competitor charges $5 domestic shipping on one unit; HarborMug likewise. No coupons beyond stated price.",
  "feature_rubric": "Count documented comparable features only: capacity, insulation, steel body, leakproof lid; C5 capacity and steel only; C3/C4 all four; others first three. No performance superiority inferred.",
  "amazon": {
    "same_shared_ASIN": "SYNTH-ASIN-001",
    "product": "HM-BLUE-001",
    "daily_buy_box_winners": [
      "C1",
      "HarborMug",
      "C1",
      "C2",
      "C1",
      "HarborMug",
      "C2"
    ],
    "window": "2026-10-28 through 2026-11-03, one snapshot daily",
    "caution": "Seven observations cannot establish continuous ownership or causal effects."
  },
  "MAP": {
    "synthetic_contract_floor": 18,
    "currency": "USD",
    "applies_to": "C1 authorized advertised listing of HM-BLUE-001, promotions included; all other competitors are comparable alternatives, not MAP-covered SKUs",
    "observed_advertised_price": 16,
    "action": "Preserve dated snapshot and escalate to merchant for contract verification; no report sent."
  }
}