Evidence row 117711

Observed 26 Oct 2026, 14:40 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://opendata402.com/v1/nl/energy-prices
Recorded: 26 Oct 2026, 14:40 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 4a900947f97fd22ee11bccfa04f55497eb77ea6a345ed2123018c86f38c4753a
Leaf: 0x7176817474ee41d5f5a98e0fa89ec0d730ab6683448889abe1d57ce2980e8a35

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://opendata402.com/v1/nl/energy-prices"
    ]
  ],
  "name": "opendata402",
  "owner_address": "0x295aa6c5a3460a0f8755823c8ee7bbc7caf79fb1",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 30,
        "network": "eip155:8453",
        "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 30,
        "network": "eip155:137",
        "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 30,
        "network": "eip155:42161",
        "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1",
        "scheme": "exact"
      }
    ],
    "description": "Average consumer energy tariffs in the Netherlands per month from Statistics Netherlands (CBS table 85592NED): gas and electricity transport and supply tariffs, variable contract prices, dynamic electricity contracts, energy tax and tax reduction, including or excluding VAT. Use it for energy cost estimates and trend analysis. Averages, not prices of individual suppliers. CBS, CC BY 4.0.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "months": "3"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "months": [
                {
                  "electricity": {
                    "dynamic_variable_eur_kwh": 0.2057,
                    "energy_tax_reduction_eur_year": -628.96,
                    "variable_contract_eur_kwh": 0.1487
                  },
                  "gas": {
                    "energy_tax_eur_m3": 0.7268,
                    "variable_contract_eur_m3": 0.6618
                  },
                  "period": "2026-09"
                }
              ],
              "vat": "incl"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "months": {
                      "description": "Latest months (default 3, max 24).",
                      "pattern": "^([1-9]|1[0-9]|2[0-4])$",
                      "type": "string"
                    },
                    "vat": {
                      "description": "Including or excluding VAT (default incl).",
                      "enum": [
                        "incl",
                        "excl"
                      ],
                      "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": "2026-10-25T21:59:55.927Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-25T21:59:55.423Z"
    },
    "resource": "https://opendata402.com/v1/nl/energy-prices",
    "serviceName": "opendata402",
    "tags": [
      "energy",
      "electricity",
      "gas",
      "netherlands",
      "cbs"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Average consumer energy tariffs in the Netherlands per month from Statistics Netherlands (CBS table 85592NED): gas and electricity transport and supply tariffs, variable contract prices, dynamic electricity contracts, energy tax and tax reduction, including or excluding VAT. Use it for energy cost estimates and trend analysis. Averages, not prices of individual suppliers. CBS, CC BY 4.0."
}

What the leaf hashes

{"body":"4a900947f97fd22ee11bccfa04f55497eb77ea6a345ed2123018c86f38c4753a","id":117711,"kind":"listing","method":"baseline/1","observed_us":1793025611809061,"prev":null,"subject":"x402_bazaar:https://opendata402.com/v1/nl/energy-prices","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

0x717631ce6af4be4941000c6441c423e091c8f99763b0f060dcd3fd52e2acee01
0x84a5c8b55e0a98109e0f18cd2134ecdc8a6a0602a08f08cd4552398c21c7213a
0x5374db1d100516e5e2f4bbe5846305b1be677799ab3abbdde82249b32b2ed14f
0x3838f252fa310e100efd5c747215ca56b5467b930df50e7a22a734aecbbf9aad
0x2078167c4b119ea9460070d969f724df7a47922c500cb3d31ac94ca536d24be3
0x0ae1c83ea25d0dc6dda0428aae9ddbf91b85461bc538ed358404165481fd30d5
0xb937a5958fefb9c4c5d814cbe7bd553caf917177b18ef75a81b133b91e49be1b
0x69152905370a0e524cdb626323fdb48da24df71d866a22b4e30027c22a007b15
0x806812238e56c7e945c289020ca462472651f75cb6817226402b9092b9cca9e5
0x0713a0ebeb53a78275d9103be9f6ca1687f13b61cbba8f146f9ef3faf529dde5
0x170ddfc94752b8644bb33b281e6fa15e2037a7340325b12b704591a5bd5381b4
0xef1802ec08c5a2efaca6aadccc58edcebeb620a019383dc0785f198c677a9427
0x06064dc1eb2363bec8c2a752e0a28aafc4bf0cb21d1b1b755821c1575bb77a96
0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON