Evidence row 117713

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://opendata402.com/v1/nl/statutory-interest"
    ]
  ],
  "name": "opendata402",
  "owner_address": "0x295aa6c5a3460a0f8755823c8ee7bbc7caf79fb1",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 30,
        "network": "eip155:8453",
        "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 30,
        "network": "eip155:137",
        "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1",
        "scheme": "exact"
      },
      {
        "amount": "2000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 30,
        "network": "eip155:42161",
        "payTo": "0x295AA6c5a3460A0f8755823C8eE7bBC7CAf79fb1",
        "scheme": "exact"
      }
    ],
    "description": "Dutch statutory interest calculator (wettelijke rente, art. 6:119 BW consumer; art. 6:119a BW commercial) on an unpaid amount between two dates, with the legally required yearly compounding and every rate change, period by period. Use it for invoices, debt collection and claims under Dutch law. From 2015-01-01; rates from the Staatsblad and ECB.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "amount": "1000",
              "from": "2024-03-01",
              "to": "2026-10-14",
              "type": "commercial"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "interest": 318.26,
              "periods": [
                {
                  "base": 1000,
                  "days": 122,
                  "from": "2024-03-01",
                  "interest": 41.78,
                  "rate_pct": 12.5,
                  "to": "2024-07-01"
                }
              ],
              "principal": 1000,
              "total": 1318.26
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "amount": {
                      "description": "Principal in EUR.",
                      "pattern": "^\\d{1,9}(\\.\\d{1,2})?$",
                      "type": "string"
                    },
                    "from": {
                      "description": "Date interest starts (day after due date), YYYY-MM-DD, >= 2015-01-01.",
                      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                      "type": "string"
                    },
                    "to": {
                      "description": "End date (default today).",
                      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
                      "type": "string"
                    },
                    "type": {
                      "description": "consumer = 6:119, commercial = 6:119a.",
                      "enum": [
                        "consumer",
                        "commercial"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "amount",
                    "from",
                    "type"
                  ],
                  "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": "2026-10-14T22:04:02.129Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-14T22:04:01.762Z"
    },
    "resource": "https://opendata402.com/v1/nl/statutory-interest",
    "serviceName": "opendata402",
    "tags": [
      "netherlands",
      "legal",
      "interest",
      "debt-collection",
      "invoices"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Dutch statutory interest calculator (wettelijke rente, art. 6:119 BW consumer; art. 6:119a BW commercial) on an unpaid amount between two dates, with the legally required yearly compounding and every rate change, period by period. Use it for invoices, debt collection and claims under Dutch law. From 2015-01-01; rates from the Staatsblad and ECB."
}

What the leaf hashes

{"body":"7ccc603ae20eaf0ed72b416bed0d8dd7e6b1eb51395ff2a6bde1f19c7dc7f946","id":117713,"kind":"listing","method":"baseline/1","observed_us":1793025611811184,"prev":null,"subject":"x402_bazaar:https://opendata402.com/v1/nl/statutory-interest","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).

1. 0x530fea729e38b3758eb5d2d5446133983f5352a45d2d41dd8a66cd321561fde2
2. 0x2b8e0ef8ea2599a0ef2426284a85523779f32829b3bc4d17dd4cc809782725ea
3. 0xd7810b3331bc113e3d703c4238279430a3cc04a561778825c4245b7127c24815
4. 0x42b7b549c565e5ad1fef5221649a1574656c934d5e8a9aeb1183fc219923d988
5. 0x88b3905e3ad2bcedef117ed95a2d0ccae05afd2aff89385d67576ed16a5d90aa
6. 0x56c8194f7ea6c914edcad5c99e1fd42f72eab9f94d37de9a4f66c638b2d25d52
7. 0xf8ea8ca272904093047d95304e7dd6ac883bbc5e3c1589250deb8c10488a9bfc
8. 0x82c49e583751a4bfde817c5c4ece3737ede9d783674314d506e27334ca62ae08
9. 0xe47c706093c519af3f971455b74f1c450f524054e64337cda55a106bf57363e5
10. 0x72bd13c090ca80e7870affede013ba3445a9ce90177c8d0abe389b26f526682c
11. 0x11ae5fc5d08fb7b25beace35e67656980e21edfc94e809110b5b9ecae306b6c8
12. 0x94dd4ed7cf198df741ccda83eacc422aadb31119fc6e84c4a6d2f023453b7960
13. 0xd830c52e1e8095e014510110592485afcb02b9c9a36f85653e4891a8de941246
14. 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae