Evidence row 18719

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://coinbucha.com/api/paid/sovereign-snapshots"
    ]
  ],
  "name": "CoinBucha",
  "owner_address": "0x82aa2a23ddc7f8c8831b7902ca649e239a383515",
  "raw": {
    "accepts": [
      {
        "amount": "50000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x82aA2A23ddc7F8C8831B7902ca649E239A383515",
        "scheme": "exact"
      }
    ],
    "description": "Which countries hold bitcoin? Every frozen monthly snapshot of national (sovereign) bitcoin reserves by country, with sources, in one call. Not investment advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "count": 2,
              "data_contract": {
                "source": [
                  {
                    "id": "coinbucha"
                  },
                  {
                    "id": "sovereign-press"
                  }
                ],
                "status": "frozen"
              },
              "series": "State of Sovereign Bitcoin",
              "snapshots": [
                {
                  "holders": 7,
                  "snapshot_date": "2026-10-01",
                  "sovereigns": [
                    {
                      "country_code": "US",
                      "holdings_btc": 325000
                    }
                  ],
                  "total_held_btc": 630180
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "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": "2026-10-26T04:30:57.486Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T04:30:57.252Z"
    },
    "resource": "https://coinbucha.com/api/paid/sovereign-snapshots",
    "serviceName": "CoinBucha",
    "tags": [
      "bitcoin",
      "countries",
      "reserves",
      "government",
      "data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Which countries hold bitcoin? Every frozen monthly snapshot of national (sovereign) bitcoin reserves by country, with sources, in one call. Not investment advice."
}

What the leaf hashes

{"body":"6e56e43cdf15a2386c0e866a5422230e02a7988264b0943485d28fc1ba960a04","id":18719,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025330417418,"prev":null,"subject":"x402_bazaar:https://coinbucha.com/api/paid/sovereign-snapshots","subject_kind":"source_record"}

Proof

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