Evidence row 426948

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": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T04:03:12.292Z"
    },
    "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":"539fc336b4531683af23b743e14c5a76988979040ea0da7801e242dd29ab8434","id":426948,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086317452606,"prev":409373,"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. 0x7a178610a20724b5ddbb4d77ae24ddda117539e2ff7e9d94230c8d577755b9be
2. 0x29ee3fe28f3c6fd341ad0b74457db1baca1747d8ae019e655f0b8977f1e61b7b
3. 0x78b8e281526b9b3cbd8b599d083831d8bcb18281f9544d713856840f255553b9
4. 0xf0ead216f2f6d3b5280f6d3b58de258fb668de8e11873cd8417efa133579ff1a
5. 0x3b1f7c0575b30c6a822bb0868b3db71d14825cb35d4364041fc787b723a211f7
6. 0xf0ebb6688a3ea4157f2de0ed2251e7ae515ae0c18a6c681806a421485efa78d5
7. 0x3a703a7e65ca66513add0d787af1ae2d97d6ab8a444cd0de59c02584ca020775
8. 0xcc075763ff97f89c30b56dfca31d03d081445b18446a6a643d815e1ae17b185c
9. 0xf40d8a923acf85036977dadfa3b75b08421614a4ff6818f516af1ea7bc956aa8
10. 0x6bd9ee15f54b2e572aa8d39d480cf982a2bdaa785a0b14b870ddd118894136b6
11. 0x762b944704b581c24cf35c5d2505808d0ceccd237060a6074a4dc586ddf27b75
12. 0x0574b16d30fa9d3621e88c3779ea2cd142521826d4e75735f3ae6d4ed075cfc4
13. 0x8f2d125f5fe55a24b5da16577766eeaa13f24a272bb4c1c016f423ae917da681
14. 0x9848c068b1371232529d2b5738fdc45b854c57da041b69ea7c9e112b14e2d9d1
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4