Evidence row 548463

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://svm402.com/v1/ping"
    ]
  ],
  "name": "svm402-service",
  "owner_address": null,
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "4ofUMGcRHsfr6LMY6AuaRSQpqyKsvibSbXmieQL4i8Dc",
        "scheme": "exact"
      }
    ],
    "description": "Payment Lab ping — liveness + your settlement receipt — $0.002 USDC",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "client_id": null,
              "network": "<CAIP-2>",
              "ok": true,
              "payment": {
                "amount": "<integer base units>",
                "asset": "<USDC mint>",
                "explorer": "<explorer url>",
                "facilitator": {
                  "fee_payer": "<fee-payer base58>",
                  "name": "<facilitator name>"
                },
                "pay_to": "<seller base58>",
                "payer": "<buyer base58>",
                "transaction": "<settlement signature>",
                "tx_facts": null
              },
              "request_id": "<uuid>",
              "settled_at": "<ISO timestamp>",
              "timings_ms": {
                "settle": 34,
                "total": 46,
                "verify": 12
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T12:35:53.223Z",
    "quality": {
      "l30DaysTotalCalls": 27,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-27T12:35:52.621Z"
    },
    "resource": "https://svm402.com/v1/ping",
    "serviceName": "svm402-service",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Payment Lab ping — liveness + your settlement receipt — $0.002 USDC"
}

What the leaf hashes

{"body":"99865d5968c9dbe1ab4ca90e8cc094c43f6a7f462f2fb4187c707c4301a2266e","id":548463,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133306153102,"prev":279561,"subject":"x402_bazaar:https://svm402.com/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 2026-10-27 (273461 rows).

1. 0xfa72c63311dbba579aac56f3056ba10e60dcdb14705e9aaa9cec65a600671997
2. 0x156d257350b4e5dc3d4069f14ae9aaadecb0306ba8ce042888b6d6ca78863d7f
3. 0xea8d63f214cecb4198da05e4aebb6f23e380e1b66c94272276f472cf76939f78
4. 0xd32716cd49de8a93d2b0ef02692a892bc3d127a334f1020d76b8ab39d943498f
5. 0xe0d397f8cf0e5d26631a8cfb41877d012173a86df77ea84c87bfcce2240cb9f0
6. 0x0b99da45c0179bcb33f43e269efedf0795f8df5f1af747490d16585d9404bda8
7. 0x4876c981e1e6cb12585043a33d26a5f9ff34bb4e9577e14f26a75b253985a291
8. 0x03cccab1767f9d0a0c153d51bde6c4470ba896195fa9bed0f1ca8bb381a4488e
9. 0xf8eaab53be57dc69a4b333eed8d33290e4d7f5397da2dfb07b898c8b6683cfdb
10. 0x82bd9a19670fcfd1ff1b7df4edcd0ac42b8ef93fcf84ed1e26d9d7bdf8d47485
11. 0xb79afe573322beeaf10115333840af7581c0f1a3d89119e0bbb5881311429394
12. 0x58215df828d47943a710362ab6e17ad0eb4a7c42a13dbec3ab2635d1abf3945f
13. 0xf24b37f8ac293f5328e3e6b28cf868989fe99debf025c153c0d9a1698e846e25
14. 0x94d3785ce9330e4580bccada5459380aa2aac76a0bf11354d1353b375afc17d2
15. 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4