Evidence row 121140

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://sentinel.rootstuff.io/x402/ping"
    ]
  ],
  "name": "sentinel.rootstuff.io/x402/ping",
  "owner_address": "0x38287535a4f47f53360940cfad8bf9ac5bc04a69",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x38287535a4f47f53360940cfad8bf9ac5bc04a69",
        "scheme": "exact"
      }
    ],
    "description": "ICMP ping latency and packet loss",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "host": "example.com"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "host": "example.com",
              "latency_ms": 9,
              "packet_loss_percent": 0,
              "receipt": {
                "algorithm": "ed25519",
                "key_id": "…",
                "receipt_id": "01J…",
                "signature": "…"
              },
              "verdict": "reachable"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "host": {
                      "description": "Hostname or public IP.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "host"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T05:36:50.16Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T05:36:49.952Z"
    },
    "resource": "https://sentinel.rootstuff.io/x402/ping",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "ICMP ping latency and packet loss"
}

What the leaf hashes

{"body":"8d81aba0b805abb1f884d9cecd2ebfddc25bde2bd2b939b43e2b81dbf7592562","id":121140,"kind":"listing","method":"baseline/1","observed_us":1793025619375719,"prev":null,"subject":"x402_bazaar:https://sentinel.rootstuff.io/x402/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. 0xc25df1a7a07f743bd5a46e8f2e6ea4e21118d24ac3a50a9b2b1b2f603311988b
2. 0xbf864f24c50b167e4e9b66ab1f3065397764570ddbb287aaeb060c1ccb3117b3
3. 0x7afa7d2d4aab8069971ca4151635c41593dd86a495fa2c4799e77510e621486e
4. 0x3ab8daf70dc7c8c217c095e102e4bb096ffe66ca1380bf349781026d79366ef6
5. 0xb022b65af5dc34b6bd9d76c32af9ddb2cca7166c8e642ed9df7af85151fc67d2
6. 0xe2b906ad05a979db41f68fd47388ab43948d00466082abc8810e78a2a4b0bee8
7. 0x0cb19fb84c06291ad2284d0b5c047373e86a14ddd1eb4090e748b5cb5519a268
8. 0xf2105fdd79df0465c2eb5ce64f8dee578cc13cfbbe57a6a68c2c9b000db8eb6d
9. 0x05bcac63f912136a2b7ce542dec6608c1c17db7df9bc946287304090e08e0e05
10. 0x02fc737af148fc67bfb1f5c370619af324b0ab69f180682480acc58bb0dea50c
11. 0x7f4ae229fdca48d3ef8476aa02e4d171abb9d529ffe12fe147f9a22b16589b6a
12. 0x63002f2569d43725bbf2d04d90ec9e6cf925c96b6dda5e7e220ecfbdd9c2444d
13. 0x641fba1f23ec69d96721e34ace1926954d835b9614cb5eae215a069c056399b8
14. 0xdbe2e8dd65ea1248b2936612538f18268abd5cf27ebdab3737694571ad496004
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae