Evidence row 425292

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agents.crowdspark.me/v1/x402/audit"
    ]
  ],
  "name": "Agent Tools",
  "owner_address": "0x0dea0030a17bf886543a757c55924710258c2eec",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x0dEA0030A17BF886543a757c55924710258c2eec",
        "scheme": "exact"
      }
    ],
    "description": "Will my paid API get listed? Audits any x402 endpoint URL: runs the readiness check, flags the 500 character description limit, then checks the Coinbase Bazaar listing, OpenAPI x-payment-info, 402 Index entry, favicon, llms.txt and /.well-known/x402. Returns a 0-100 score, verdict and an ordered fix list. Never sends a payment.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://agents.crowdspark.me/v1/fx/rates"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "fix_count": 1,
              "fixes": [
                {
                  "code": "not_in_bazaar",
                  "fix": "Make one paid call through the Coinbase facilitator...",
                  "severity": "warn"
                }
              ],
              "listing": {
                "coinbase_bazaar": {
                  "listed": false
                },
                "openapi": {
                  "found": true,
                  "path_documented": true
                },
                "score": 35
              },
              "readiness": {
                "description_length": 180,
                "price_usd": 0.001,
                "score": 100,
                "verdict": "ready"
              },
              "score": 82,
              "url": "https://api.example.com/v1/data",
              "verdict": "ready_but_hard_to_find"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "method": {
                      "description": "Optional",
                      "enum": [
                        "GET",
                        "POST"
                      ],
                      "type": "string"
                    },
                    "url": {
                      "description": "Public http(s) URL of your paid x402 endpoint",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "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": "2026-10-27T04:28:31.654Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T04:28:31.163Z"
    },
    "resource": "https://agents.crowdspark.me/v1/x402/audit",
    "serviceName": "Agent Tools",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Will my paid API get listed? Audits any x402 endpoint URL: runs the readiness check, flags the 500 character description limit, then checks the Coinbase Bazaar listing, OpenAPI x-payment-info, 402 Index entry, favicon, llms.txt and /.well-known/x402. Returns a 0-100 score, verdict and an ordered fix list. Never sends a payment."
}

What the leaf hashes

{"body":"6d55272289587519e4bd91157a90e7a707212535233891fb68b566e360554fbb","id":425292,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086109281056,"prev":408592,"subject":"x402_bazaar:https://agents.crowdspark.me/v1/x402/audit","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. 0x2869182fda7dd26e30e0df0db9fafd2909da9c3ceb559b488ef13e349675b260
2. 0x4ff5ca65b99dc9ed44d8c30bb3ebc1aae66604c244fa37b707aba333d50f441e
3. 0x33dbb8a6cbf9557df57ab1f5bbcb7efcf0ba5b96f73e81e9797b9a3c73a9a2d6
4. 0x4faae02b664dc6ec67644f95d4561b581d820ec53ce70c5475eca2f59a7227d8
5. 0xec17b471505fe04f42e253f0792bc4929b4e51858535ca5fab1906aa9b59fcda
6. 0xa3f7645b289a862a44f11f71f62810bc736722e447df7eeb184a34fe15976471
7. 0xad79fb9f0c1e8a02cf124b63d2acd858a743c66db23c6737d24ed2c1c2b6e497
8. 0x398ad7360e471743022c761c60f15101b98c12aa0b33d84ee992c6b1e2029de1
9. 0x4f4b79826dd36643f2035098dd6b7a3edee150b69f14707a70e6229f0fd63145
10. 0xcd7591a749947c5ef43cdb1c7160add06a4cbf7c9eb52798b70aec5b45c28b7e
11. 0xbae4a65d8ae80540633da98a42bc7238b1aae389589d7285d2f85046a743e3a5
12. 0xf5aa0adf486bca586314afc4935e732d521d3d8275e51eb4c8d2de46b00ea2c1
13. 0x28be2f2303fcac4decdb6323b0f4ee8f8a31038beb758eaafc604a98626292e4
14. 0x8ff18b1523f9fbdd16a5796cbe184b46854c06256508af8de5509b598370c725
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4