Evidence row 76153

Observed 26 Oct 2026, 14:38 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://handel.halowerk.com/v1/rechner/calmar
Recorded: 26 Oct 2026, 14:38 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 754c9e7580e3a85c133b2cce05db1392fc1e2fb210604dd7cf68edc6168f7210
Leaf: 0x2b57428b955c61fde62ea61a9833c22d462549725ddac34ce581e8acc62b06a3

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://handel.halowerk.com/v1/rechner/calmar"
    ]
  ],
  "name": "handel.halowerk.com/v1/rechner/calmar",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "asset": "USDC",
          "assetTransferMethod": "eip3009",
          "eip712Domain": {
            "chainId": 8453,
            "name": "USD Coin",
            "verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "version": "2"
          },
          "name": "USD Coin",
          "network_name": "Base Mainnet",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "Historische Calmar-Kennzahl. CAGR / relativer maximaler Drawdown; gelieferte Zeitdauer in Jahren, kein Mindestzeitraum angenommen. Alle Zahlen, Kurse und Vorgaben liefert der Aufrufer. Keine eigenen Kursdaten, kein Brokerzugriff, keine Ausführung. Rechenwerkzeug, keine Anlageberatung, keine Empfehlung.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "equity_curve": [
                100,
                80,
                120
              ],
              "years": 1
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "example": {
                    "equity_curve": [
                      100,
                      80,
                      120
                    ],
                    "years": 1
                  },
                  "properties": {
                    "equity_curve": {
                      "items": {
                        "maximum": 1000000000000,
                        "minimum": -1000000000000,
                        "type": "number"
                      },
                      "maxItems": 5000,
                      "minItems": 2,
                      "type": "array"
                    },
                    "years": {
                      "maximum": 1000000000000,
                      "minimum": 1e-12,
                      "type": "number"
                    }
                  },
                  "required": [
                    "equity_curve",
                    "years"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-12T23:25:53.604Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-12T23:25:53.395Z"
    },
    "resource": "https://handel.halowerk.com/v1/rechner/calmar",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Historische Calmar-Kennzahl. CAGR / relativer maximaler Drawdown; gelieferte Zeitdauer in Jahren, kein Mindestzeitraum angenommen. Alle Zahlen, Kurse und Vorgaben liefert der Aufrufer. Keine eigenen Kursdaten, kein Brokerzugriff, keine Ausführung. Rechenwerkzeug, keine Anlageberatung, keine Empfehlung."
}

What the leaf hashes

{"body":"754c9e7580e3a85c133b2cce05db1392fc1e2fb210604dd7cf68edc6168f7210","id":76153,"kind":"listing","method":"baseline/1","observed_us":1793025491718924,"prev":null,"subject":"x402_bazaar:https://handel.halowerk.com/v1/rechner/calmar","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).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON