Evidence row 547587

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://preflight.kagurazaka.dev/v1/preflight"
    ]
  ],
  "name": "preflight.kagurazaka.dev",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "preflight.kagurazaka.dev",
    "endpoints": [
      {
        "description": "Check an x402 seller before you pay it. Probes the endpoint now, checks that its payment can actually succeed (token EIP-712 domain, payTo), and adds its 30-day uptime from our monitor of paid Bazaar listings, how many distinct buyers paid it, and how its price compares with similar listings, with cheaper well-used alternatives. Returns a verdict (ok, caution, avoid) with the reasons.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 0.05,
            "group": "query",
            "name": "max_price_usd",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "GET",
            "group": "query",
            "name": "method",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://api.example/v1/search",
            "group": "query",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "4",
          "l30DaysUniquePayers": "3"
        },
        "serviceName": "x402 Preflight",
        "tags": [
          "x402",
          "trust",
          "due-diligence",
          "buyer-tools",
          "uptime"
        ],
        "url": "https://preflight.kagurazaka.dev/v1/preflight"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "preflight-kagurazaka-dev",
    "integrationType": "",
    "isNew": false,
    "name": "preflight.kagurazaka.dev",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.002",
      "currency": "USDC",
      "maxAmount": "0.002",
      "minAmount": "0.002"
    },
    "provider": "preflight.kagurazaka.dev",
    "providerUrl": "",
    "serviceName": "x402 Preflight",
    "tags": [
      "x402",
      "trust",
      "due-diligence",
      "buyer-tools",
      "uptime"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"27ae5a6e589b0d19f10bf3a081dd47013fb7e6353d56d4c578745b6d030fb20b","id":547587,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793133210394819,"prev":527441,"subject":"agentic_market:preflight-kagurazaka-dev","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. 0x4945b4612b938156d11ecf6c62841eb90e06be149c46e4358a49165523ad3745
2. 0xfb3447cc4af781948f90660519f24058aa60027247920b985362908567234a18
3. 0x03edb4bf9403aea25d674b6cf9d0e3dfb2924f46f25a87e5127d5bfbea430b0b
4. 0x5ce0fe67b3b89d117bacbb4bdbb9b3b950b20ce5ee59b07e8ecc869e29d9f426
5. 0xc6af2eb183b2817579034ae6674e7dab3b821d6d9da3360297b8f6ee683cb04d
6. 0x2af9b576485dc7140ad49ecd4f0a61288973f5d7d9e9463a55725956c0a64054
7. 0x2d430b036d111d371c51d7fed35bdd357638d34c68ce3d0139361bd0face77ba
8. 0xeb929b3f14925cae6f6b5bbee706ceb67107874241b2e4113ed18e8076341b55
9. 0x8d28dd0833e3f5ec197838646f8cd1a5e2f6cc8c8c2caff731a383b15669da23
10. 0xa1f401b0c1aa499980430f67810c758c114bb9ec037661630bfa5ea89a4ed860
11. 0xf38b609ad597fce93b27c195650b896689a01ed74ab6b03ca25db0fce3815293
12. 0xa6ea35fd4950cdcd8e7e5b8dcbb37883deca6fa621672fcdbde7ee38017f71bb
13. 0x150dc531eedad3837a4be47dd0bf1a84bf98feb63216c125982425fda525a3fd
14. 0x80ede9e5d428e39db26928b1d08254ff1241f1d7e091fd2e57130fbb4423162b
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4