Evidence row 2205190

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.magentlab.com/api/calc/bmi"
    ]
  ],
  "name": "magent",
  "owner_address": "0x836be278f1739fb4308091cd1852f7971bc19ee2",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "name": "USD Coin",
          "paymentFlow": "upfront",
          "resourceUrl": "https://api.magentlab.com/api/calc/bmi",
          "version": "2"
        },
        "maxTimeoutSeconds": 600,
        "network": "eip155:8453",
        "payTo": "0x836Be278f1739fB4308091cD1852F7971Bc19Ee2",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "name": "USD Coin",
          "receiverAuthorizer": "0x3721824a31197dcDD2984cF43b92B6cc8A87c0Fb",
          "version": "2",
          "withdrawDelay": 86400
        },
        "maxTimeoutSeconds": 600,
        "network": "eip155:8453",
        "payTo": "0x836Be278f1739fB4308091cD1852F7971Bc19Ee2",
        "scheme": "batch-settlement"
      }
    ],
    "description": "Body-mass index from height and weight (Keys/Quetelet). Use for GLP-1 and bariat",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "height_cm": 170,
              "height_in": 67,
              "weight_kg": 70,
              "weight_lb": 154
            },
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "schema": {
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T12:00:18.069Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T12:00:17.969Z"
    },
    "resource": "https://api.magentlab.com/api/calc/bmi",
    "serviceName": "magent",
    "tags": [
      "bmi",
      "who",
      "obesity",
      "calculator"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Body-mass index from height and weight (Keys/Quetelet). Use for GLP-1 and bariat"
}

What the leaf hashes

{"body":"c140383b4658a2e4297e45ccc6bfba9c92ccbfc1fa29d112b20e4917bb369535","id":2205190,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646953860400,"prev":null,"subject":"x402_bazaar:https://api.magentlab.com/api/calc/bmi","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x1b3cfe64bfd4cbacd9b35d0fafc0544751bd42e16c32a3521e8ad965695b2aef
2. 0xd1e0fa2ca3842908c412bb82e0c9b08b2d264030d7e7da319e50a175578b635c
3. 0x1c940198d7b6b7d08b364a6b655f6cf1946b374692249f7370a8048da37fe520
4. 0x4dcc732c05710face35557e477334d66bb2cdc26de16846611400df1c0bb3c65
5. 0x0b877cf357b06446f64e03cbd18afa9d271ca383ff24b9d00984174f8e1b3199
6. 0x351f5177ec85896c8dc69a72d4a4b40ba0d3111be14a643ed8ece8f2ce75f42e
7. 0x1defdb0d4d7593fe21ecf273635ba5c6f227799115204afa64465d0ec9aacd28
8. 0x4173fc57698904ee6c187a6347dff73e2a7016423266dffb57a278b5edae8d0e
9. 0x2025aaace9b41362de9110a2729a5aefce5cd83b519b6a2659c9d94364399384
10. 0xfc47b2086e6c1b85d1e562539c4fe5c87ff196dd2586c845ab81a5d48b2ed36c
11. 0xca20b426596153adc739a514506d4e712329375c586b7a54ec8bc23c00165468
12. 0x1b8180a62930c76e7899da8ca90344aeaf32e1420f1e6b2bc56928fd37a13e3c
13. 0xe2dd127d9ccc5339e1d044fef0fe0ebbce9fefdedc7bf9fb2070bf570a64799e
14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af