Evidence row 4020

What was observed

{
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    [
      "x402",
      "https://trading-perps.vercel.app/api/composites"
    ],
    [
      "x402",
      "https://trading-perps.vercel.app/api/enso/indices"
    ],
    [
      "x402",
      "https://trading-perps.vercel.app/api/nofa/signal"
    ],
    [
      "x402",
      "https://trading-perps.vercel.app/api/weather/anomalies"
    ]
  ],
  "name": "trading-perps.vercel.app",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "trading-perps.vercel.app",
    "endpoints": [
      {
        "description": "El Niño event composites from El Niño Market Watch: 14 historical events (1951–2026) across 21 commodities, indexed-to-100 price paths around event onset with median/p25/p75 envelopes — the computed asset behind the dashboard charts.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.1",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "El Nino Market Watch",
        "tags": [
          "enso",
          "commodities",
          "event-studies",
          "climate"
        ],
        "url": "https://trading-perps.vercel.app/api/composites"
      },
      {
        "description": "Latest ENSO index bundle from El Niño Market Watch: weekly Niño 1+2/3/3.4/4 SST anomalies (NOAA CPC), RONI, Troup SOI (BOM) and weekly IOD/DMI — recent tails with exact source URLs.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "7",
          "l30DaysUniquePayers": "7"
        },
        "serviceName": "El Nino Market Watch",
        "tags": [
          "enso",
          "climate",
          "commodities",
          "indices"
        ],
        "url": "https://trading-perps.vercel.app/api/enso/indices"
      },
      {
        "description": "Daily NoFA signal from El Niño Market Watch: a deterministic, rules-based LONG/SHORT pick across 21 ENSO-sensitive assets — expected return to the strong-scenario peak, historical hit-rate with Wilson 95% CI, CFTC COT crowding penalty, full rationale, plus the live paper portfolio (NAV, positions, trades). Simulation, not investment advice.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.25",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "El Nino Market Watch",
        "tags": [
          "trading-signal",
          "enso",
          "commodities",
          "cot"
        ],
        "url": "https://trading-perps.vercel.app/api/nofa/signal"
      },
      {
        "description": "Weather and soil-moisture anomalies for 10 commodity-growing regions (precipitation, temperature, root-zone soil wetness; Open-Meteo ERA5 + NASA POWER, 1994→) from El Niño Market Watch.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.1",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "El Nino Market Watch",
        "tags": [
          "weather",
          "soil-moisture",
          "agriculture",
          "enso"
        ],
        "url": "https://trading-perps.vercel.app/api/weather/anomalies"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "trading-perps-vercel-app",
    "integrationType": "",
    "isNew": false,
    "name": "trading-perps.vercel.app",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.115",
      "currency": "USDC",
      "maxAmount": "0.25",
      "minAmount": "0.01"
    },
    "provider": "trading-perps.vercel.app",
    "providerUrl": "",
    "serviceName": "El Nino Market Watch",
    "tags": [
      "enso",
      "commodities",
      "event-studies",
      "climate",
      "indices",
      "trading-signal",
      "cot",
      "weather",
      "soil-moisture",
      "agriculture"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"a06b3716175649b060cbca13bbc5a6141714ad30f55f44a5a5e6d89cb24e6c61","id":4020,"kind":"listing","method":"baseline/1","observed_us":1793025276642570,"prev":null,"subject":"agentic_market:trading-perps-vercel-app","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.