Evidence row 2201377

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://foundry.dap.solutions/api/compute-day-count-to-settlement"
    ]
  ],
  "name": "DAP Foundry",
  "owner_address": "0xa590d98bbee97533bd7dfed19c0a89ffeeeb1384",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0xa590d98bbee97533bd7dfed19c0a89ffeeeb1384",
        "scheme": "exact"
      }
    ],
    "description": "Settlement date and day-count fraction on the Payments Canada calendar. Stale calendar data is refused, never guessed.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "accrual_start": "2026-07-01",
              "acknowledge": "no-ruling-v1",
              "calendar": "ca-payments-canada",
              "convention": "ACT/365F",
              "freshness_tolerance": "P90D",
              "settlement_lag": "2",
              "trade_date": "2026-10-09"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "headers": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T03:31:55.814Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-02T03:31:55.625Z"
    },
    "resource": "https://foundry.dap.solutions/api/compute-day-count-to-settlement",
    "serviceName": "DAP Foundry",
    "tags": [
      "finance",
      "settlement",
      "day-count",
      "calendar"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Settlement date and day-count fraction on the Payments Canada calendar. Stale calendar data is refused, never guessed."
}

What the leaf hashes

{"body":"7784aed9c7bff635edc49d94a4eb526a0b48c904068c3f1d1f4930686e695e97","id":2201377,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646804717467,"prev":1790071,"subject":"x402_bazaar:https://foundry.dap.solutions/api/compute-day-count-to-settlement","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. 0x56040c59f2cc4a0e335ed77c55e6b72456e44a931ed213443a3720a009d2bde8
2. 0x7dd35fdad09e1dd0ced3ed3ef52e843b1dfe586a6e2185e248419cac953ff38e
3. 0x8e848a78347430e02890a8924193dfc17ee2117eb9e5483f9287b31079599308
4. 0xd5239dd2dd389a9c5d37974043c4d5a96422874e468aae839608a65c3475ab11
5. 0x08e2f23c4230bf0dcef2981138b9bafa308f374b10c9ded1261a3a1e3279696a
6. 0x954e7132b48634b9fac6590b469a091e85083ef5d0d0dbf5556447b3644a356e
7. 0x9a528dfee087c922372b15bd489625b58737835058672c82636d50b6a8debd26
8. 0x83056f1d765c45acc79ee92633f3ee6a8157f2b94841c82ec31f5e703e150317
9. 0x79202a7e9228365d3837d0447f400a4c47699a45751a1dcdc0d3066d0c629403
10. 0x4791de03b008b19c0e8c5228186b04cd6de01b07ced0712ba856f1c044a96fe8
11. 0xab9a1517128e723243d9958d6c6231f966027a9c6fc2768f9ecf8c5fb4ecb1d3
12. 0x2727e7c2336a75a0876e84ae6f327ace6742a4c51a4090c4df7b9a7d293da742
13. 0xb5b32de12fac3b68a23088b6007f1052bd84011d7da80663c8664b4a4c7bcebf
14. 0xc73349c9955998a166e6e5920ac8ee0aa7bc6c9d66bace60f6dbd465dd9e0530
15. 0x52242d46cadab5f421a6f86c1edc6379b085ae98482fa80904e4a3028c1849a3
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af