addrbookFor publishers
← The evidence ledger

Evidence row 121929

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://stall-row-production.up.railway.app/v1/price-check
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1a5b7ebe22d276e3be1dd866d0d57cfc5da9281d6b9c126951eedaad4f6014a8
Leaf
0x17bc90378cb7ec94dd3efcb2ef3dd39c1caae013ecc1d96c68d22e7c5a526f18

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://stall-row-production.up.railway.app/v1/price-check"
    ]
  ],
  "name": "stall-row",
  "owner_address": "0x097f9685d1e0752bf8b02d61e5ce9be7ea0fba7f",
  "raw": {
    "accepts": [
      {
        "amount": "50000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x097f9685D1e0752bF8B02d61E5Ce9be7eA0FBA7F",
        "scheme": "exact"
      }
    ],
    "description": "Pricing comps for an x402 listing, read live from the CDP Bazaar public catalog: how many resources match your keywords, their price distribution, the closest comparables, and a recommended listing price with its rationale. Use this when you operate an x402 route and are setting or changing its price.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "keywords": "token risk verdict"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "catalog_status": "ok",
              "comparables": [
                {
                  "description": "Token verdict",
                  "price_units": 20000,
                  "price_usd": 0.02,
                  "resource": "https://example.com/v1/verdict"
                }
              ],
              "keywords": "token risk verdict",
              "matches_found": 3,
              "price_distribution": {
                "max_usd": 0.05,
                "median_usd": 0.02,
                "min_usd": 0.01,
                "p90_usd": 0.05
              },
              "rationale": "Median of 3 cataloged match(es).",
              "recommended_price_usd": 0.02
            },
            "schema": {
              "properties": {
                "catalog_status": {
                  "type": "string"
                },
                "comparables": {
                  "items": {
                    "properties": {
                      "description": {
                        "type": "string"
                      },
                      "price_units": {
                        "type": "integer"
                      },
                      "price_usd": {
                        "type": "number"
                      },
                      "resource": {
                        "type": [
                          "string",
                          "null"
                        ]
                      }
                    },
                    "required": [
                      "description",
                      "price_units",
                      "price_usd"
                    ],
                    "type": "object"
                  },
                  "type": "array"
                },
                "keywords": {
                  "type": "string"
                },
                "matches_found": {
                  "type": "integer"
                },
                "price_distribution": {
                  "properties": {
                    "max_usd": {
                      "type": "number"
                    },
                    "median_usd": {
                      "type": "number"
                    },
                    "min_usd": {
                      "type": "number"
                    },
                    "p90_usd": {
                      "type": "number"
                    }
                  },
                  "type": [
                    "object",
                    "null"
                  ]
                },
                "rationale": {
                  "type": "string"
                },
                "recommended_price_usd": {
                  "type": [
                    "number",
                    "null"
                  ]
                }
              },
              "required": [
                "keywords",
                "catalog_status",
                "matches_found",
                "comparables",
                "rationale"
              ],
              "type": "object"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "description": {
                      "type": "string"
                    },
                    "keywords": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "keywords"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "catalog_status": {
                      "type": "string"
                    },
                    "comparables": {
                      "items": {
                        "properties": {
                          "description": {
                            "type": "string"
                          },
                          "price_units": {
                            "type": "integer"
                          },
                          "price_usd": {
                            "type": "number"
                          },
                          "resource": {
                            "type": [
                              "string",
                              "null"
                            ]
                          }
                        },
                        "required": [
                          "description",
                          "price_units",
                          "price_usd"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "keywords": {
                      "type": "string"
                    },
                    "matches_found": {
                      "type": "integer"
                    },
                    "price_distribution": {
                      "properties": {
                        "max_usd": {
                          "type": "number"
                        },
                        "median_usd": {
                          "type": "number"
                        },
                        "min_usd": {
                          "type": "number"
                        },
                        "p90_usd": {
                          "type": "number"
                        }
                      },
                      "type": [
                        "object",
                        "null"
                      ]
                    },
                    "rationale": {
                      "type": "string"
                    },
                    "recommended_price_usd": {
                      "type": [
                        "number",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "keywords",
                    "catalog_status",
                    "matches_found",
                    "comparables",
                    "rationale"
                  ],
                  "type": "object"
                },
                "schema": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-25T21:04:15.013Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-25T21:04:14.837Z"
    },
    "resource": "https://stall-row-production.up.railway.app/v1/price-check",
    "serviceName": "stall-row",
    "tags": [
      "x402",
      "bazaar",
      "pricing",
      "sellers",
      "agents"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Pricing comps for an x402 listing, read live from the CDP Bazaar public catalog: how many resources match your keywords, their price distribution, the closest comparables, and a recommended listing price with its rationale. Use this when you operate an x402 route and are setting or changing its price."
}

What the leaf hashes

{"body":"1a5b7ebe22d276e3be1dd866d0d57cfc5da9281d6b9c126951eedaad4f6014a8","id":121929,"kind":"listing","method":"baseline/1","observed_us":1793025620680653,"prev":null,"subject":"x402_bazaar:https://stall-row-production.up.railway.app/v1/price-check","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x17bc5849656e8e8df831848413d3a86209168ec5b8e8303ed02ecdd43d2a8a5b
  2. 0xaf57985fe382b810a85bce44e220bd25f4a8216acec727c148e6942a73d8f01f
  3. 0x2ab329aaff9c6ebbfc5fd03bef578e7f5c6d981f4fc140fa0eacc9fae3f78abc
  4. 0xc1830e17bd6b37d1318c8b74b1ae1ead97bfbaee19e60c2521ec213d69688104
  5. 0x7c61a2d6f061bcb5e7a8aebefcdc56062dfc4758adacca77e1d67ef36507c8a1
  6. 0x207c9f2b0a4ea17381553529e9ab05182f8d44a5516f63d42977613acc9157d3
  7. 0xf7d951a71f3a22a1dd0302af967cc486591f50b1e64ff8ace1af18f41bd9c18c
  8. 0x3a7e3652a06e2ae7601c9f8926eae94180111e9441c6dc028e50371238aa7365
  9. 0x8b44e048d071ff46fe57a2dfde8d0baf3f258667549f638cb4d15f6b13acf9a1
  10. 0x0fcb0ae13db11f174ecb290ebcb27cf7f0e5aba2eac750fab3d7ca602ae20148
  11. 0x84d28434d4d3c4d17b89916035448fc07d9ad132609b14e307edbe020e19d1a6
  12. 0x15eab8feed5b3f08165d63b9f1aed508c0624966a05349e051f86f0c188707b5
  13. 0x32f46c5f73ecbfd4f770f7f760a79bee2afed4b3e7572fa882b3e7dce8df4356
  14. 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
  15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
  16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
  17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON