Evidence row 73083

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://data.greeneris.io/v1/eu/estr"
    ]
  ],
  "name": "eu-verify",
  "owner_address": "0x6ab8efe305cce67daa48c97bde29c04402822dff",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x6ab8efe305cce67daa48c97bde29c04402822dff",
        "scheme": "exact"
      }
    ],
    "description": "Euro Short-Term Rate (ESTR), the official euro overnight benchmark, direct from the ECB Data Portal (dataset EST, published each TARGET2 business day ~08:00 CET). Query: ?last_n=5 (1-30 fixings, default 1) &include_volume=true to add the underlying transaction volume in EUR millions. Returns date-sorted observations plus the latest fixing; 1h cache.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "include_volume": true,
              "last_n": 1
            },
            "type": "http"
          },
          "output": {
            "example": {
              "latest_date": "2026-07-10",
              "latest_rate_percent": 2.182,
              "observations": [
                {
                  "date": "2026-07-10",
                  "rate_percent": 2.182,
                  "volume_eur_millions": 64378
                }
              ],
              "rate": "ESTR (euro short-term rate), volume-weighted trimmed mean, percent per annum",
              "source": "European Central Bank Data Portal, dataset EST (published each TARGET2 business day ~08:00 CET)"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "include_volume": {
                      "default": false,
                      "description": "Also return daily transaction volume in EUR millions",
                      "type": "boolean"
                    },
                    "last_n": {
                      "default": 1,
                      "description": "Number of most recent fixings (1-30)",
                      "type": "integer"
                    }
                  },
                  "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": "2026-10-08T07:41:04.235Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-08T07:41:03.961Z"
    },
    "resource": "https://data.greeneris.io/v1/eu/estr",
    "serviceName": "eu-verify",
    "tags": [
      "rates",
      "estr",
      "ecb",
      "euro",
      "benchmark"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Euro Short-Term Rate (ESTR), the official euro overnight benchmark, direct from the ECB Data Portal (dataset EST, published each TARGET2 business day ~08:00 CET). Query: ?last_n=5 (1-30 fixings, default 1) &include_volume=true to add the underlying transaction volume in EUR millions. Returns date-sorted observations plus the latest fixing; 1h cache."
}

What the leaf hashes

{"body":"4a5b2b6dfc8c4e943724d31a68fe8028f3f41599beecc2c950940afce1f8e2c7","id":73083,"kind":"listing","method":"baseline/1","observed_us":1793025487020716,"prev":null,"subject":"x402_bazaar:https://data.greeneris.io/v1/eu/estr","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. 0xd62234f5afbbe71eaa2a1b6d44dacdf5f02f78e5f87782f902740ec03c195afc
2. 0xe14fea015628dc3c67b0960986b285e6e126d3d2c6bc91370e10704dc297a38e
3. 0xff029acd9558c7e52e9131734f6e75deb8a1d935a826bd2c5e8398d56488d56a
4. 0xa0c3402b4ff415e58ba86145105837eedc749cf85b6902231fa5d47d70572daf
5. 0x95d623a4e3f2b244ddda5ec829bd3e9b4d6125f33403687fdbc2e1cc9048b7ad
6. 0x9acebb38442a7925a3e83064a73cf8c52215f251fe2ccfe56cbdda63bc53118b
7. 0xa99ff1dd6df5cca6242191b0370c076a92c47b351ec6d748988480644da97576
8. 0xa3e93c9532fae6def96306b3dfc00daa35870348eb91d7841214594f36d90b1f
9. 0xe5bfb01bfd876e7bf9882ce835c5b3a66b67be4f77cc6d9ba925500be1cb4c17
10. 0xd674ac2fe1839ab692c41b1af133cd0e1cb5d650355a3245c77aea56bcfe188f
11. 0x993ee5fd278bf116928331fbf1ccabe7ebb40d4f5e12235f09eee4dcb29676aa
12. 0x39d84ffb833c94bfff15760ea7da987f5303e407884de386d5a33b2328c7d785
13. 0x3199db04c2c73c3483386a86bf503eafde5af103465608156e2e5f42e72a6fbe
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae