Evidence row 3766425

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-gateway.ai/api/v1/ping"
    ]
  ],
  "name": "x402-gateway",
  "owner_address": "0x9d305938253c491f7259d437eff064418b3fdfa0",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x9d305938253c491F7259d437efF064418B3FDFa0",
        "scheme": "exact"
      }
    ],
    "description": "Paid ping — test the x402 payment flow end-to-end. Returns pong. Costs $0.001, exists so agents can verify their x402 wallet setup against this gateway cheaply.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-04T04:56:46.773Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-11-04T04:56:46.499Z"
    },
    "resource": "https://x402-gateway.ai/api/v1/ping",
    "serviceName": "x402-gateway",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Paid ping — test the x402 payment flow end-to-end. Returns pong. Costs $0.001, exists so agents can verify their x402 wallet setup against this gateway cheaply."
}

What the leaf hashes

{"body":"987b9a5780d443adc821f4e87f225b47913868ec5d89f514d9f464abdca0b098","id":3766425,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793996706608827,"prev":3066051,"subject":"x402_bazaar:https://x402-gateway.ai/api/v1/ping","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xea22fe0fc1dacb1905944600fc2c5e90e502b767267df30efe10a2f55406bd20
2. 0xfe6bb72cb7998899c6ebf730d19e6c0d3b0ba076734100ce9d008081a059622c
3. 0x5bc4f91a18fce98f5cd0d3a253e3be905517282e75951a5aa59fa2a9771148cd
4. 0x919485523a37b69124036dd7fc66ba926b1d13588fcacad27999d59fbdb3f838
5. 0x8a28f84ced789842c1da598ae2f446e08fb756ae8eb8a7bf8dc91fb2b80fba54
6. 0xbe18b06f869abfe419fbf347e64e3cb757f9ce6cb62c55c0086abf961643a185
7. 0x6d6b3a21fb7f8007afa2be18ca7d69b4cce290bb15b6517b2a64518a2f7f692a
8. 0xa487a9012644fb7cfbd42396e8c55adca3ffdc2cefbc617bfb8860b91112ef6d
9. 0x58a6fe500fb65d9e0f71982b8260aac6cb41d54233cdb84b07ae717445cf8185
10. 0xde30e2e17648e1cb2622bceea777e8c307b4c473e35a2f5f538cb1b2d95176a6
11. 0x2965ee27662dd428e9eedca2fb61ea440d744b5cb9368540c88ba469215410c2
12. 0xeaf05a496a4e7c060b446661f94f28d97f943d770a66eb980f6fcd1a1cd0d93f
13. 0x10a787d056c75faf84d4a1961aa117e5165112979f11715861dc7253c7facf78
14. 0x5eeb09922285017cece19983a34f7483063f36993e355561c47b20ade87bfe43
15. 0x3c1d5e613d15e0df0cd0c1b1c0e33f6806b96b933b69d2555bd92b4570955879
16. 0x04c1c4929933bae20304ac32084d4b93dcac07567f68e828ac93bbc39eb4614c
17. 0x0ab273486ad4e41bf08c741b20b2ee12e0fc87eaa429a5467c58fd3be34409b9

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1