Evidence row 126075

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402.forgemesh.io/crontab-next-run-time"
    ]
  ],
  "name": "x402.forgemesh.io/crontab-next-run-time",
  "owner_address": "0x850363a27f0ac6feb9c7a3ec4c1d295262df9432",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x850363a27F0aC6fEb9C7a3eC4C1d295262dF9432",
        "scheme": "exact"
      }
    ],
    "description": "Parses any standard cron expression and computes its next 1-20 firing times in a chosen timezone, flagging malformed expressions clearly rather than letting a bad schedule silently fail in production. For scheduler tooling, CI pipelines, and agents that generate cron syntax and need to sanity-check it.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "count": "3",
              "expression": "0 9 * * 1-5",
              "timezone": "America/New_York"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "next_runs": [
                "2026-07-16T13:00:00.000Z",
                "2026-07-17T13:00:00.000Z",
                "2026-07-20T13:00:00.000Z"
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "count": {
                      "description": "how many runs, default 5",
                      "type": "string"
                    },
                    "expression": {
                      "description": "cron expression, e.g. */15 9-17 * * 1-5",
                      "type": "string"
                    },
                    "timezone": {
                      "description": "IANA tz, default UTC",
                      "type": "string"
                    }
                  },
                  "required": [
                    "expression"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "info": {
        "required": false
      },
      "offer-receipt": {
        "info": {
          "offers": [
            {
              "acceptIndex": 0,
              "format": "eip712",
              "payload": {
                "amount": "2000",
                "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
                "network": "eip155:8453",
                "payTo": "0x850363a27F0aC6fEb9C7a3eC4C1d295262dF9432",
                "resourceUrl": "https://x402.forgemesh.io/crontab-next-run-time",
                "scheme": "exact",
                "validUntil": 1791275604,
                "version": 1
              },
              "signature": "0xe89499e599d6835c5d35dfda7a23a3df732cbc55bca7dcd1b99ef4ed7d5317be649fbf186b751ef0b5064b55e411ae0496765cd38419077a4b48b11e25b1d9b21b"
            }
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "offers": {
              "items": {
                "properties": {
                  "acceptIndex": {
                    "type": "integer"
                  },
                  "format": {
                    "type": "string"
                  },
                  "payload": {
                    "properties": {
                      "amount": {
                        "type": "string"
                      },
                      "asset": {
                        "type": "string"
                      },
                      "network": {
                        "type": "string"
                      },
                      "payTo": {
                        "type": "string"
                      },
                      "resourceUrl": {
                        "type": "string"
                      },
                      "scheme": {
                        "type": "string"
                      },
                      "validUntil": {
                        "type": "integer"
                      },
                      "version": {
                        "type": "integer"
                      }
                    },
                    "required": [
                      "version",
                      "resourceUrl",
                      "scheme",
                      "network",
                      "asset",
                      "payTo",
                      "amount"
                    ],
                    "type": "object"
                  },
                  "signature": {
                    "type": "string"
                  }
                },
                "required": [
                  "format",
                  "signature"
                ],
                "type": "object"
              },
              "type": "array"
            }
          },
          "required": [
            "offers"
          ],
          "type": "object"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "id": {
            "maxLength": 128,
            "minLength": 16,
            "pattern": "^[a-zA-Z0-9_-]+$",
            "type": "string"
          },
          "required": {
            "type": "boolean"
          }
        },
        "required": [
          "required"
        ],
        "type": "object"
      }
    },
    "lastUpdated": "2026-10-06T08:28:24.711Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-06T08:28:24.466Z"
    },
    "resource": "https://x402.forgemesh.io/crontab-next-run-time",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Parses any standard cron expression and computes its next 1-20 firing times in a chosen timezone, flagging malformed expressions clearly rather than letting a bad schedule silently fail in production. For scheduler tooling, CI pipelines, and agents that generate cron syntax and need to sanity-check it."
}

What the leaf hashes

{"body":"c76791c07fb578d8cea7016f4798a52f1a86c6d4ca9dab2d41573d737a866204","id":126075,"kind":"listing","method":"baseline/1","observed_us":1793025627189925,"prev":null,"subject":"x402_bazaar:https://x402.forgemesh.io/crontab-next-run-time","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. 0x5157ea9ab321e5675c8ae5c9bf43d5a8dcf5ed8b40ae8bf585ae9b6cd1f3766d
2. 0x42a944b3e15ae90b3137cf0a7600ada99b05150c256e33da896ea80bade44528
3. 0xfc71fa28656e2ce30d72186bac0415b254a156910b6860977e830e439dbf9a82
4. 0x4771493ccf7019ffb5824ae8457da4d62580c8eacde6aafa7cc60df1fadc3c62
5. 0x2fe38a7a1a50bcf25ba3e20425e348c95dd280ba60809c7c98692089baad2ed7
6. 0x0b46fcf419860b52cf172735a3f3ccca64134bcb0657a2fa0ffd87b9f252edec
7. 0xf4130ce971783c457ec3df2adb65ead02ea745fc19b735390622810211ae8655
8. 0xbf7f2d7a415b82bbc74ba3e4b256d43504b7382b73f2acfb68bce1a176520e66
9. 0xa52d42a5346e0512b6ec1b03939534597318bcf354b17a7f65bcc9fd29d6855a
10. 0x645ef58b69b469e4c309b22dfe9ca3f972fe60aa617a1dcb95a02418c0d9270c
11. 0xfa039eb62e5d0ae9f7aaaafb0fcbceacfa661b07228233046b9a9af94e547a55
12. 0xecaf47ba75097c34f2d3c4d62539dace0db8b484bf08941a9259e2d1e8ccea77
13. 0xf7d2cf278e5d2768b8bdb70730c378877cf7165d8efcbec8bcd3282fdc50d177
14. 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae