Evidence row 125405

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-qr-api.vercel.app/api/validate"
    ]
  ],
  "name": "x402-qr-api.vercel.app/api/validate",
  "owner_address": "0x01cc8d8a2b1a2fc684a92192362d28e34104888b",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x01cc8d8a2b1a2fc684a92192362d28e34104888b",
        "scheme": "exact"
      }
    ],
    "description": "Validate an email address: format check plus a live MX record lookup on its domain",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          }
        },
        "routeTemplate": "/api/validate",
        "schema": {
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          }
        }
      }
    },
    "lastUpdated": "2026-10-08T12:38:24.061Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-08T12:38:23.898Z"
    },
    "resource": "https://x402-qr-api.vercel.app/api/validate",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Validate an email address: format check plus a live MX record lookup on its domain"
}

What the leaf hashes

{"body":"65aed7216d92fe420d9a6da641426b2a049c269cb4a38c3509049d6f20ef05e7","id":125405,"kind":"listing","method":"baseline/1","observed_us":1793025626157681,"prev":null,"subject":"x402_bazaar:https://x402-qr-api.vercel.app/api/validate","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x617923e83e3ed24794029b5ee7b725a704dcdb212ce893bb6c4f74c42ed60e78
2. 0x5b2b9cced5220d58029b24702c92c79fbde43e268b29c293325ac1a984f49313
3. 0x06f840bee4b7029bec503c0b537559046ec5138eaca63a45f7b56baed68b470a
4. 0xd82fed21ebc46c489b47452c307c1a5aacd7aab52008c91275b1301ca9006928
5. 0x446369d7cfa58756c16142e75410a71968d1b0f4da8e7d49c3fccba9133aac51
6. 0x4317f52e841d6d3175bb1ae2ff12585f7c5f747280d2e05fb619ac82897b25b7
7. 0x7a7619a0ccacc8c0f60a8c1ee494511cb1a6c20adca739e1e00e4099e8fb918a
8. 0x7571856e3d7e0fe0c8032814fe9fee9933312c915d50167e44bd63751f547bcc
9. 0x1a8c01e592effe027ff788cf488db6cef97384872ec133ffe9ef315258dbff02
10. 0x7c4a137a143139d8d27a5db1f0f237b9e722329094da7356bef539103a830211
11. 0x3d00f56ff37fbd465b8abeb2be25801b2734d79745152d15324c296fa2518752
12. 0x7285c0b02d1aedd949b8ba0c7b2499f7121588ebdd4c96ef8725919bb84dd534
13. 0x89fcaf55e37dd777228f271b79ea895534a66ec0d184363c2a6eb1b4d23c9ef1
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae