Evidence row 125296

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": "2026-10-22T21:40:15.757Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-22T21:40:15.498Z"
    },
    "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":"26ef2e244f8b496b26348bda24c77e265a22fa44a37cf6120a13adf0b97649de","id":125296,"kind":"listing","method":"baseline/1","observed_us":1793025626042112,"prev":null,"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 2026-10-26 (296695 rows).

1. 0x7dabcde3ec4537f49a06d60efe3a8139d00cceea3e529e8b110da2c952bdf276
2. 0xf502d829e4ff852908f6624311b0e275f5a1e092eb9ee8515b240584bdfd750d
3. 0x46bc4c15fc4720bda6c1014ef45c7f744893ae7a4a685f791583a08eb5135c7a
4. 0x1f02cfb7a33ec14046bdd46ebbaae13990732ec6e13d0c2714ba408b83b65f11
5. 0x59f243f36d03575ec85fadebcf90d6073f5c59e234d66dc4c3d7ffe62ebb197c
6. 0xb165df1aab395158c10cf93bcfdafce11c2660a8ae035e2fa8daf494379e5669
7. 0x71fc214083b3f37a8939e3d32b84e95d338f163131e218e1adfb30df6136985f
8. 0xcad543f037410e18b620be4568677dd3d1ec330aec49676b3ded9be57171d5a7
9. 0xf0c521c76e6895a1d4c2d0bc9b57bf3c58f99d0a19c1129adb4684fbf86456ae
10. 0x9fa5dbe99ca21068042ed16a3612abec879ae9bc437beeaf788519de22645918
11. 0xaf10e841089e5989890dc77ffce42a46564d25ef15f30d1e35bf53a495483ad4
12. 0xab729e4203b650f2a3c15efd6fd44eb2482232373bc1de662fd9d496869eb2d3
13. 0x0bffb634300aa5609bddaa79e8d31d7cde36c0a5a4465472f809b9f5287e40d2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae