Evidence row 452273

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://recalls.recordsforagents.com/recalls/:recall_number"
    ],
    [
      "x402",
      "https://recalls.recordsforagents.com/recalls/by-firm"
    ],
    [
      "x402",
      "https://recalls.recordsforagents.com/recalls/by-upc/:upc"
    ],
    [
      "x402",
      "https://recalls.recordsforagents.com/recalls/search"
    ],
    [
      "x402",
      "https://recalls.recordsforagents.com/recalls/search?"
    ]
  ],
  "name": "recalls.recordsforagents.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "recalls.recordsforagents.com",
    "endpoints": [
      {
        "description": "Fetch recall(s) by native recall number (CPSC recall number, FDA recall number e.g. F-1234-2026, NHTSA campaign number e.g. 26V329000).",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "26191",
            "group": "path",
            "name": "recall_number",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "Records for Agents",
        "tags": [],
        "url": "https://recalls.recordsforagents.com/recalls/:recall_number"
      },
      {
        "description": "Look up US federal recalls by firm/company name (CPSC, FDA, USDA FSIS meat/poultry, and NHTSA).",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "Records for Agents",
        "tags": [],
        "url": "https://recalls.recordsforagents.com/recalls/by-firm"
      },
      {
        "description": "Look up recalls by UPC/barcode. Structured UPC coverage is currently CPSC-backed (partial; UPCs are sparse in federal data).",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "012345678905",
            "group": "path",
            "name": "upc",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "Records for Agents",
        "tags": [],
        "url": "https://recalls.recordsforagents.com/recalls/by-upc/:upc"
      },
      {
        "description": "Search US federal product recalls (CPSC consumer products, FDA food/drug/device enforcement, NHTSA vehicle campaigns, and USDA FSIS meat/poultry recalls through 2026-10-22) by free-text query, firm name, date range, and source.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "12",
          "l30DaysUniquePayers": "5"
        },
        "serviceName": "Records for Agents",
        "tags": [],
        "url": "https://recalls.recordsforagents.com/recalls/search"
      },
      {
        "description": "Search US federal product recalls (CPSC consumer products, FDA food/drug/device enforcement, USDA FSIS meat/poultry recalls, NHTSA vehicle campaigns) by free-text query, firm name, date range, and source.",
        "method": "GET",
        "parameters": [],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "Records for Agents",
        "tags": [],
        "url": "https://recalls.recordsforagents.com/recalls/search?"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "recalls-recordsforagents-com",
    "integrationType": "",
    "isNew": false,
    "name": "recalls.recordsforagents.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.01",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.01"
    },
    "provider": "recalls.recordsforagents.com",
    "providerUrl": "",
    "serviceName": "Records for Agents",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"ce31bddb56f38454c8d8949562c65226829d836a7f9ab4265eda2d8250ed9fff","id":452273,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793100519392282,"prev":30877,"subject":"agentic_market:recalls-recordsforagents-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x210180622327549ea59bcd95be03eee5a5ffc40a21837e0dfc7a4f0d05d3a018
2. 0x27964928bcddba6e763d77de910f2ee3592b0c3f6ed02a81d697e112ebadc468
3. 0x44ab9f3a8520e559fa041896ed13fdb61fcf7d659edfaa9defc708d94ff5f4ba
4. 0x9d012b94a17bb7b22800bfd35fd43c7c09a37ded843745535131c0ebc8b1c161
5. 0x052fc5396a36a045ec1cb22a8c98924d96609a017fbac5e98e85458b9a5d6744
6. 0x53b98c6305f2cd4f7987eb4ece530404f841fcc9d693bdd6430cf440d56c8a96
7. 0x8813290c70cdf1eabb3c6b57be75233424531a6431d9990475258ec3e946ffe3
8. 0x152f1f90395893b60a550e079466a5a078a452e861bbd0a50196dfe1ee83ca02
9. 0xef2183d6916a9fd8134f4356a0945f0da12be20fb83cc58b99ae8c39523675ca
10. 0xa86c9ac985b8bfa5e2836a1ff6e278bf30dd6e16ec849b093e557090df2dc256
11. 0xcd076dadba0ebdb10d4f98d66c39a46dcf81479dab835b894c5c4db1d59ebe7b
12. 0x3e618f03ac19ac846329a4673ab8d8561b083fca3c7f9a5fd8bd3bbee6556c25
13. 0x20ca24353b8aca3e061eedf55f49b69ae8369b88135dfdabf30039ed34db329a
14. 0xe8ee6f6ed50253c5ee2d1aa85a4b1a38ce94bca7f3b72fd1850f496152dbe285
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4