Evidence row 3967881

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://www.x402pulse.dev/v1/health/safety-signals"
    ]
  ],
  "name": "x402Pulse",
  "owner_address": "0x5e901f973c17e5542b4da2a64c7fdc736b2a6e74",
  "raw": {
    "accepts": [
      {
        "amount": "14000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x5e901f973C17E5542b4Da2A64C7fDc736B2A6e74",
        "scheme": "exact"
      },
      {
        "amount": "14000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7xicmqu8zQiLK3SF57oetANRWd9Y69wNhFK7XZBQ6kQ8",
        "scheme": "exact"
      }
    ],
    "description": "Drug safety signal detection (pharmacovigilance) from FDA FAERS: side effects reported disproportionately often with a drug versus all other drugs, using the proportional reporting ratio (PRR) and chi-square with standard Evans criteria. A statistical prompt for study, not evidence of harm. Not medical advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "drug": "atorvastatin"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "cached": false,
              "data": {
                "drug": "atorvastatin",
                "drugReports": 52000,
                "method": "Proportional reporting ratio vs. all other drugs in FAERS (Evans criteria).",
                "reactionsChecked": 25,
                "signalCount": 3,
                "signals": [
                  {
                    "chiSquare": 2650.4,
                    "prr": 14.2,
                    "reaction": "rhabdomyolysis",
                    "reports": 2020,
                    "signal": true
                  }
                ]
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "drug": {
                      "description": "Drug brand or generic name",
                      "type": "string"
                    }
                  },
                  "required": [
                    "drug"
                  ],
                  "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": "2026-11-03T10:55:33.579Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-11-03T10:55:33.284Z"
    },
    "resource": "https://www.x402pulse.dev/v1/health/safety-signals",
    "serviceName": "x402Pulse",
    "tags": [
      "health",
      "fda",
      "pharma",
      "hospitals",
      "x402pulse"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Drug safety signal detection (pharmacovigilance) from FDA FAERS: side effects reported disproportionately often with a drug versus all other drugs, using the proportional reporting ratio (PRR) and chi-square with standard Evans criteria. A statistical prompt for study, not evidence of harm. Not medical advice."
}

What the leaf hashes

{"body":"10f7508e4915baac4f0a724c148ed18f3bcbce85c545fd79d36d31d52eb5b4a3","id":3967881,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1794083427116656,"prev":3765355,"subject":"x402_bazaar:https://www.x402pulse.dev/v1/health/safety-signals","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0xcbb86ba836bd080a22c94dd016f9f305461fd260021ff52711ee7d79eb18c834
2. 0xa8df6fa17a07895459ef16187147d632f407da63a146949523a23c3ecd4ee99d
3. 0x48ec867c02fb8de91403a6b7e7ef8416288e9a19eff2f2a6b2fc8b902c051aec
4. 0xa000b57592cbdc4aa78733ea8865947d3f17f176141fd222c3a86655943bda88
5. 0x345a4f94ce833f56ad04914642927b8adf6ea53b4dda406a845be9d7cb05d0b9
6. 0x1572ae945534d0241841efa98b2cc8d3a267c20e54b8f02c7db760f8bb7d2610
7. 0x8ee9dc313f8b284abf5a2d11098abe40b0d72cdb2df9a662c1b39628eb36544f
8. 0xefa4b793dd2c9de8fb5319421b374d9f5ed612cef0d463a61b1de45d81be03d6
9. 0xc3df63859414ec1a6b139d84566eedaa415481d62f6cf586628bd0c0c0b85860
10. 0xd8c7d3df5917ac15bffabb4e1b5868b5164cdad91091e6d8913d3ad01a784311
11. 0x87aaf6c83edff8432fcae73da614d8c6909f405b17ec6175b02e3040d40fe6e7
12. 0x5e1e5ca4d43ac6c9c8e436f27faf6f30ff429d1dac299a573f9cf5bdd5b333c6
13. 0x323b2b51ea056d2bd53361e622fcc4746faacd85ec9c49a13533cbbd4f82b3b9
14. 0x7bd88dbcdea7b744679f2ef6bbd4a71cd8814c46cc02d4ab11745e97813ff9cf
15. 0x8d59bf422a3db88dd24fca3b92cb99d28bd5632a71eaf94e51b925600c735b27
16. 0x3235c8a33ac14441f1a12a6515f670286d48b48fa98eb1dce45d902e053abe01
17. 0x9ea7c2ecc6985da4b761b0f9096b7858b3ac8e3e47717c3840537fb2ff31c6df

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa