Evidence row 2202191

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://work-time-calc.x402tookit.com/tenure"
    ]
  ],
  "name": "Work Time Calc",
  "owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "transactionVersions": [
            0
          ]
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      }
    ],
    "description": "Age or tenure between two dates in years, months and days, plus total days, next anniversary and decimal years.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "from": "2019-08-31",
              "to": "2026-10-11"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-11T23:39:14.789Z",
              "days": 11,
              "daysToNextAnniversary": 324,
              "decimalYears": 7.1131,
              "degraded": false,
              "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
              "months": 1,
              "nextAnniversary": "2027-08-31",
              "notChecked": [
                "time of day and time zone (dates are taken as written)",
                "legal age conventions such as how a leap-day birthday is treated by a given law",
                "…1 more"
              ],
              "reasons": [
                "Whole months are counted first; a start day missing from the target month clamps to its last day (31 Jan plus 1 month is 28 Feb, 29 Feb 2000 plus 26 years is 28 Feb 2026), then the leftover days are c…"
              ],
              "source": "calendar arithmetic computed locally (largest whole-month step whose month-end-clamped date does not pass the end date)",
              "summary": "7 year(s), 1 month(s), 11 day(s) from 2019-08-31 to 2026-10-11 (2598 days).",
              "totalDays": 2598,
              "totalMonths": 85,
              "verdict": "COMPUTED",
              "years": 7
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "from": {
                      "description": "Start date (birth or hire date) YYYY-MM-DD",
                      "type": "string"
                    },
                    "to": {
                      "description": "End date YYYY-MM-DD (default today UTC), not before from",
                      "type": "string"
                    }
                  },
                  "required": [
                    "from"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "days": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "daysToNextAnniversary": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "decimalYears": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "months": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "nextAnniversary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "totalDays": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "totalMonths": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "years": {
                      "type": [
                        "null",
                        "number"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T22:38:44.119Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-01T22:38:43.948Z"
    },
    "resource": "https://work-time-calc.x402tookit.com/tenure",
    "serviceName": "Work Time Calc",
    "tags": [
      "tenure",
      "age",
      "dates",
      "anniversary"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Age or tenure between two dates in years, months and days, plus total days, next anniversary and decimal years."
}

What the leaf hashes

{"body":"2d36181cac2d3d932d579b633151e800e19079b47b5254a5852cf3e5c6f3ee22","id":2202191,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646813691254,"prev":null,"subject":"x402_bazaar:https://work-time-calc.x402tookit.com/tenure","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xdf566739ccf59ee6a58c39ff31172b221c379c71c0ce450f8050465261d4b50e
2. 0x31f626d23491ee56a87c01d34f99fe4a0bddeb7c5bcaa34944903e617eaa255f
3. 0xfdd94d5939f7368dd613305f1368d2b080d742d676e5e5baa2980dcafcd14c24
4. 0xf85266404ac323585e5cf6782b4a4f60e712b88c32edd35f3ce318773917d52b
5. 0x293ea7d91e7d37a2fec4d9c46856e12d04dacd1d07cf6bad115aa0674942e176
6. 0x4d75900bc4156bc311b330e341155ecea67521634cb2e43124aaa3ff24214e9d
7. 0xc5fa18c591e998816dd687d0df714940c05b8ce5d95745530a1663806338d836
8. 0xe104115941b3a228875614a86bb7ec1076384dc40169db6c0185f37435135efc
9. 0x0b962ad5e990da318975b4c49a88ad90148249528a35470a584205e68e1e2a40
10. 0x3065dad7d77fd7ef64723e1e31c60cf3a9fdfb87557ffaa06ca0ad24d93799c4
11. 0x7e452b6a4dea768ccff53550a65b90d8c6f2277724d0b7b1eece1f2b2b700be5
12. 0x658a03e3df61154a1a62d12a3aee91c196f7b3be59438a13e42a6796e2adca05
13. 0x1cd421f1e0b0be98fab8392181e25435047bd7c44fcbda07fa5cd27615d6b674
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af