Evidence row 409373

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bot-bazaar.fly.dev/v1/x402/opentelemetry-span-lint"
    ]
  ],
  "name": "Bot Bazaar",
  "owner_address": "0x847f54ae8ddfd71ed7bc930c1f7a73576fab03a9",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x847f54ae8dDFD71ed7bC930C1f7a73576FAb03A9",
        "scheme": "exact"
      }
    ],
    "description": "Validate W3C Trace Context traceparent headers (version-traceId-parentId-flags) and extract sampling decision.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "traceparent": "00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "disclaimer": "Automated analytical calculation/linting only; not financial, tax, or legal advice.",
              "generated_at": 1792960000,
              "sampled": true,
              "tool": "opentelemetry-span-lint",
              "traceparent": "00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01",
              "valid": true,
              "w3c_traceparent_valid": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "traceparent": {
                      "description": "W3C traceparent header string",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T04:03:12.493Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T10:56:37.435Z"
    },
    "resource": "https://bot-bazaar.fly.dev/v1/x402/opentelemetry-span-lint",
    "serviceName": "Bot Bazaar",
    "tags": [
      "x402",
      "reputation",
      "sellers",
      "base",
      "usdc"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Validate W3C Trace Context traceparent headers (version-traceId-parentId-flags) and extract sampling decision."
}

What the leaf hashes

{"body":"d08ab57218172de9ce4311ee1b655de9f18b4f6d239060570989ad03b90b1de8","id":409373,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080370854573,"prev":82021,"subject":"x402_bazaar:https://bot-bazaar.fly.dev/v1/x402/opentelemetry-span-lint","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. 0x189a0d2d57a93a4b4976d0aa16265b7df5ef0a0a7634850c877bd54434186b7c
2. 0xfe057255c23115a9ef734d8d248906bf2a1ac095043340b9260903a1b042157a
3. 0x255a79c37b38e30d07d4fe6ba13b1bf4ec37ae37328a07f0469253977ad62760
4. 0x55e766228a96b40c4297296ee2c43aab67509559ad0c27522d51609088b0ad6c
5. 0x2a4d6ad48bb889051aea14b10727e636e240c2259a1cedeb5bab654da3ae0cd1
6. 0x5d74ef0ae43fa5c2f9135ff925b2532fec2fc24252f71feebf43f19377627847
7. 0x642124d8b7ce1dafc4213fd7b2c0be1b9cf9014275fdec89d2c4bf8bd8d5e843
8. 0x558dd06063aee4782c9ecda02841bbe3c7c1ae58d4a6daa4af9da876ecb10b44
9. 0xb11c40252b36304af85c2b7d3a5faa1f1701bbda2c35aa766f50ef1a608ec701
10. 0x2b19e87aeca91c4eac6c69304b561436045865acff78c8de473b73789ce9489d
11. 0x3a308d481ae12b05ff4d5f5a64f87b375db92eb3a8ef3972c9ec3311eb3e6ae7
12. 0x7afa806e5533c63e57a18fda23b38702b370e8b298a35edc0c1de641c8ffcaec
13. 0xca0b37bb3b043ccf0f24c50fccd9c2f22b7e5290df49886008fc2ff55380fdd1
14. 0x2064e3a2b01d0d12d5079bf720a0d0125e9703c55e92de54ad40c302469ec047
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4