Evidence row 526743

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://www.x402pulse.dev/v1/health/recalls"
    ]
  ],
  "name": "x402Pulse",
  "owner_address": "0x5e901f973c17e5542b4da2a64c7fdc736b2a6e74",
  "raw": {
    "accepts": [
      {
        "amount": "1400",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x5e901f973C17E5542b4Da2A64C7fDc736B2A6e74",
        "scheme": "exact"
      },
      {
        "amount": "1400",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7xicmqu8zQiLK3SF57oetANRWd9Y69wNhFK7XZBQ6kQ8",
        "scheme": "exact"
      }
    ],
    "description": "FDA drug recalls and food recalls: the latest FDA enforcement reports with recall class (Class I is most serious) explained in plain language, recalling firm, product, reason, status, dates and distribution. Filter by class, company and time window. openFDA data, not medical advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "class": "I",
              "days": "30",
              "type": "drug"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "cached": false,
              "data": {
                "byClass": {
                  "Class I": 4
                },
                "classification": "Class I",
                "days": 30,
                "recalls": [
                  {
                    "classification": "Class I",
                    "firm": "Example Labs",
                    "product": "Example 10 mg tablets",
                    "reason": "Failed impurity specification",
                    "recallNumber": "D-0001-2026",
                    "reportDate": "2026-09-21"
                  }
                ],
                "totalMatching": 4,
                "type": "drug"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "class": {
                      "enum": [
                        "I",
                        "II",
                        "III"
                      ],
                      "type": "string"
                    },
                    "days": {
                      "description": "1 to 365",
                      "type": "string"
                    },
                    "firm": {
                      "description": "Recalling company",
                      "type": "string"
                    },
                    "limit": {
                      "description": "1 to 50",
                      "type": "string"
                    },
                    "type": {
                      "enum": [
                        "drug",
                        "food"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791450934/bazaar-icons/480471795f7f9f46.png",
    "lastUpdated": "2026-10-27T10:16:34.086Z",
    "quality": {
      "l30DaysTotalCalls": 21,
      "l30DaysUniquePayers": 8,
      "lastCalledAt": "2026-10-27T10:16:33.912Z"
    },
    "resource": "https://www.x402pulse.dev/v1/health/recalls",
    "serviceName": "x402Pulse",
    "tags": [
      "health",
      "fda",
      "pharma",
      "hospitals",
      "x402pulse"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "FDA drug recalls and food recalls: the latest FDA enforcement reports with recall class (Class I is most serious) explained in plain language, recalling firm, product, reason, status, dates and distribution. Filter by class, company and time window. openFDA data, not medical advice."
}

What the leaf hashes

{"body":"78ad139dbf4daffd3b85f91608e7dcbbd66008eecc8ef2ff7ecab6028b4af593","id":526743,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124791307720,"prev":451809,"subject":"x402_bazaar:https://www.x402pulse.dev/v1/health/recalls","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. 0x50f6e09f7740412bac775ccc0a596138b2ba984f5c2e69c04d770cc50a07e609
2. 0x6843957e53422d88f9cd5c02e597da9a450e1c40faca7a0efe11db05bcd5de77
3. 0xec704581e776d8bfedad5cab86a1132d80b856f6f6396e9dd5ce0f7e691de842
4. 0xd177a54c549450e7920d65bc54aecb4b07148da8fdd0117b7bc97967e84f4e46
5. 0x1fc71093d60bcbdef7b2046dfe78711435272f5f7547241a8351a6a9a72fe104
6. 0xa79b1e52a8ff67c76255ad3123f82e1324e25a4e14943a0715de9c1132ac2fb4
7. 0xf299fe1e85f8a112af8eeeb2ab80c49f3c1b2b12117f80ad70081b30c932420d
8. 0x89dee3bd2467fdc6dbaf974e1a410175dca964c888043b4e2f133ff1f5c164c5
9. 0x5e393c00efc198c497f78549df5b4f1ebf2a608df99666970d7000749772e98d
10. 0xcbeba32b7adac6e284b211a5a8bbb881f17fa8904e1f96699c5a49a810ca0cb3
11. 0x81645620171c2c6f27f7bd62ae903898bfa58255299711c41ce1c3f4e4618954
12. 0xd57b5a86cf210d9ed4e220de5668cf59c88f82934bf7c8ef9e6b3e894577973c
13. 0x996f3d89f9508378f3c194c9828b500725dd599c52fd040349190982338d96f2
14. 0x9ea0c6a53f80a30b6f13671109f98a000cf98e581875129f4be4b57131d06364
15. 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4