Evidence row 73210

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://datastand.dev/api/bazaar/cheapest"
    ]
  ],
  "name": "datastand.dev/api/bazaar/cheapest",
  "owner_address": "0x470a1b647d668d3820add26d70c8371557ff4c6b",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x470a1b647d668d3820add26d70c8371557ff4c6b",
        "scheme": "exact"
      }
    ],
    "description": "Cost-optimised endpoint selection: name a capability (web search, token safety, enrichment) and get the x402 endpoints that provide it ranked cheapest-first in USDC per call, with adoption stats. Refreshed daily from the Bazaar discovery index. The corpus is the most-used slice of the Bazaar, so read `price_floor_complete` and `corpus.cutoff` for whether the price floor you get is the Bazaar's or only ours — both are free on the catalog listing.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "capability": "web search",
              "limit": "20",
              "min_payers": "1",
              "offset": "0"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "capability": "web search",
              "cheapest": {
                "payers_30d": 12,
                "price_usd": 0.001,
                "resource": "https://example.com/api/search"
              },
              "corpus": {
                "cutoff": {
                  "calls_30d": 7,
                  "note": "Weakest row in the searchable slice. Resources at or below this 30-day usage may not be indexed; ranking is payers, then calls, then most recently restamped by the index, then resource URL.",
                  "payers_30d": 2
                },
                "indexed": 8005,
                "of_total": 36299
              },
              "count": 7,
              "filters": {
                "min_payers": 1,
                "min_payers_effective": 2
              },
              "page": {
                "has_more": false,
                "limit": 20,
                "next_offset": null,
                "offset": 0,
                "returned": 7,
                "total": 7
              },
              "price_floor_complete": false
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "capability": {
                      "description": "What the endpoint must do, e.g. 'web search'",
                      "type": "string"
                    },
                    "limit": {
                      "description": "Rows per page, 1-100 (default 20)",
                      "type": "string"
                    },
                    "min_payers": {
                      "description": "Minimum unique 30-day payers (default 1). Cannot go below corpus.cutoff.payers_30d — the index holds no rows under it, so a lower value is reported back raised in filters.min_payers_effective. Strictly above the cutoff gives price_floor_complete: true.",
                      "type": "string"
                    },
                    "offset": {
                      "description": "Skip this many ranked candidates (default 0). Use page.next_offset from the previous response. A page past the end costs nothing.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "capability"
                  ],
                  "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": "2026-10-23T22:23:36.639Z",
    "quality": {
      "l30DaysTotalCalls": 7,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-23T22:23:36.185Z"
    },
    "resource": "https://datastand.dev/api/bazaar/cheapest",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Cost-optimised endpoint selection: name a capability (web search, token safety, enrichment) and get the x402 endpoints that provide it ranked cheapest-first in USDC per call, with adoption stats. Refreshed daily from the Bazaar discovery index. The corpus is the most-used slice of the Bazaar, so read `price_floor_complete` and `corpus.cutoff` for whether the price floor you get is the Bazaar's or only ours — both are free on the catalog listing."
}

What the leaf hashes

{"body":"f4a1fcacb44a4a31e894f83190d260b8b487f7383a9ad5555f18550b27c24081","id":73210,"kind":"listing","method":"baseline/1","observed_us":1793025487176675,"prev":null,"subject":"x402_bazaar:https://datastand.dev/api/bazaar/cheapest","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.