Evidence row 548478

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://2s.io/api/calendar/business-days"
    ]
  ],
  "name": "2s",
  "owner_address": "0x2b6d4988db4723e6908db86ab2b8dfbc51fc32c5",
  "raw": {
    "accepts": [
      {
        "amount": "2500",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5",
        "scheme": "exact"
      },
      {
        "amount": "2500",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
          "name": "USDC",
          "version": "1"
        },
        "maxTimeoutSeconds": 60,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "TW6ntaGzvj63ZgPjszd4FCGmVTGfzv1MAYZbjYcyWhn",
        "scheme": "exact"
      }
    ],
    "description": "Holiday-aware business-day calculator for 200+ countries. Three modes: pass start + addDays (signed integer) to shift a date by N business days; pass start + end to count business days between two dates (exclusive of start, inclusive of end); pass start alone to check one date (is it a business day, which holiday, next/previous business day). Query: country (ISO 3166-1 alpha-2), start (YYYY-MM-DD), optional region (subdivision code), addDays XOR end, optional weekend (comma-separated days, default sat,sun — e.g. fri,sat for the Gulf), optional types (holiday types treated as closures, default public,bank). Skipped holidays are itemized in the response. Use for payment terms, SLA deadlines, and delivery-date math.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "addDays": "2",
              "country": "US",
              "start": "2026-07-02"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "const": "GET"
                },
                "queryParams": {
                  "properties": {
                    "addDays": {
                      "description": "Signed business days to add (XOR with end).",
                      "type": "string"
                    },
                    "country": {
                      "description": "ISO 3166-1 alpha-2 country code.",
                      "type": "string"
                    },
                    "end": {
                      "description": "End date YYYY-MM-DD to count business days to (XOR with addDays).",
                      "type": "string"
                    },
                    "region": {
                      "description": "Optional subdivision code, e.g. CA, BY.",
                      "type": "string"
                    },
                    "start": {
                      "description": "Anchor date, YYYY-MM-DD.",
                      "type": "string"
                    },
                    "types": {
                      "description": "Optional holiday types treated as closures. Default public,bank.",
                      "type": "string"
                    },
                    "weekend": {
                      "description": "Optional weekend days, comma-separated. Default sat,sun.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "country",
                    "start"
                  ]
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method",
                "queryParams"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1781454341/bazaar-icons/58f7ba8f2b3b8047.png",
    "lastUpdated": "2026-10-27T09:44:55.625Z",
    "quality": {
      "l30DaysTotalCalls": 7,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-27T09:44:55.344Z"
    },
    "resource": "https://2s.io/api/calendar/business-days",
    "serviceName": "2s",
    "tags": [
      "public-records",
      "identifiers",
      "ai-agents",
      "us-gov-data",
      "x402"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Holiday-aware business-day calculator for 200+ countries. Three modes: pass start + addDays (signed integer) to shift a date by N business days; pass start + end to count business days between two dates (exclusive of start, inclusive of end); pass start alone to check one date (is it a business day, which holiday, next/previous business day). Query: country (ISO 3166-1 alpha-2), start (YYYY-MM-DD), optional region (subdivision code), addDays XOR end, optional weekend (comma-separated days, default sat,sun — e.g. fri,sat for the Gulf), optional types (holiday types treated as closures, default public,bank). Skipped holidays are itemized in the response. Use for payment terms, SLA deadlines, and delivery-date math."
}

What the leaf hashes

{"body":"2538276ebb77c174ff5cb3468ec571f602c987efe56288104bbd1b0464c5cecc","id":548478,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133306632991,"prev":453270,"subject":"x402_bazaar:https://2s.io/api/calendar/business-days","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xc9a9d5add7d6c90c1d6207a774af2e374c5dbd69ab21f825aa72c1b7f3adf1d8
2. 0x1b9055c01e5557d711c33070ffe9ae9af31d71a3dbf0baa4e09d2d284a3cd2b8
3. 0xeb6f8ee13fea63c660e5055bc92bda1d8896db0dbe66ce41ba720d3a320fba55
4. 0x42b88ef19c71c74b95a6ede57a47c1c09f5b8321727fdea47948288d7c10cc3c
5. 0x62fb514ef9ab871006133f1eedf70b0da464c648642e3a62f56d6f18c91ba816
6. 0x7f0898564e7dd73e24cfdddfa25d31ebccb9fc97830995f53eefea795129db51
7. 0xb0c88d1bce20b40896b57abcb1a0a35edf9b16132ba9cd187a8e407c96e787cc
8. 0x31d1cac1c390915b8b1a030b185db1c50b3f296914ae3ed12f884db813e33650
9. 0x00ed76e5074169d955eb99a9e1655ce137b511f08199f5e753af2fb43e5f8ee7
10. 0xab6aa42ff70ef9b1bb0432341341797bcdc6c7977be485231550b0a2006a6579
11. 0x2cf261bd2238b74a95bc8d9823ad293037abc046c04aeff157cde0c97263ed73
12. 0xd16d7e5f125e1d777c4add2d34626605aa2a6b03288469395f9c1f401de8e9e1
13. 0x938752e9acd199cd15f468392bc2dd8eefc52293e7144e30b87b241ca6b2513b
14. 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4