Evidence row 127073

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402engine.app/api/travel/hotels"
    ]
  ],
  "name": "x402engine.app/api/travel/hotels",
  "owner_address": "0x7dd5be069f2d2ead75ec7c3423b116ff043c2629",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x7dd5Be069f2d2eAd75eC7C3423B116fF043c2629",
        "scheme": "exact"
      },
      {
        "amount": "20000000000000000",
        "asset": "0xFAfDdbb3FC7688494971a79cc65DCa3EF82079E7",
        "extra": {
          "name": "USDm",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:4326",
        "payTo": "0x7dd5Be069f2d2eAd75eC7C3423B116fF043c2629",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "Gzehfseq1k9AcHFSoV7qHmDGQx92nLMw78XXdqVWQQWa",
        "scheme": "exact"
      }
    ],
    "description": "x402engine — Search hotels via Google Hotels (SerpApi). Returns properties with prices, ratings, and amenities.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "adults": "2",
              "checkInDate": "2026-11-10",
              "checkOutDate": "2026-11-13",
              "children": "2",
              "childrenAges": "7,10",
              "currency": "USD",
              "q": "hotels in Paris"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "adults": {
                      "default": "2",
                      "description": "Number of adults",
                      "type": "string"
                    },
                    "checkInDate": {
                      "description": "Check-in date (YYYY-MM-DD); today or a future date",
                      "example": "2026-11-10",
                      "type": "string"
                    },
                    "checkOutDate": {
                      "description": "Check-out date (YYYY-MM-DD)",
                      "example": "2026-11-13",
                      "type": "string"
                    },
                    "children": {
                      "description": "Number of children",
                      "example": "2",
                      "type": "string"
                    },
                    "childrenAges": {
                      "description": "Comma-separated child ages 1–17; required when children > 0, one age per child",
                      "example": "7,10",
                      "type": "string"
                    },
                    "currency": {
                      "default": "USD",
                      "description": "Currency code (e.g. USD, EUR)",
                      "type": "string"
                    },
                    "hotelClass": {
                      "description": "Star rating (2-5)",
                      "type": "string"
                    },
                    "maxPrice": {
                      "description": "Maximum price per night",
                      "type": "string"
                    },
                    "minPrice": {
                      "description": "Minimum price per night",
                      "type": "string"
                    },
                    "q": {
                      "description": "Search query — city name or hotel name",
                      "example": "hotels in Paris",
                      "type": "string"
                    },
                    "sortBy": {
                      "description": "3=Lowest price, 8=Highest rating, 13=Most reviewed",
                      "type": "string"
                    }
                  },
                  "required": [
                    "q",
                    "checkInDate",
                    "checkOutDate"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-24T18:07:11.376Z",
    "quality": {
      "l30DaysTotalCalls": 33,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-24T18:07:10.83Z"
    },
    "resource": "https://x402engine.app/api/travel/hotels",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "x402engine — Search hotels via Google Hotels (SerpApi). Returns properties with prices, ratings, and amenities."
}

What the leaf hashes

{"body":"348a38d6b5d331f3685419bc6ecbb0cf0b5a69a6393a315d4bd2c15766627b3e","id":127073,"kind":"listing","method":"baseline/1","observed_us":1793025637486153,"prev":null,"subject":"x402_bazaar:https://x402engine.app/api/travel/hotels","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. 0xb2ef497b97b47c9441ca1ff2732621b1728265492b1fcbdfe3141b10b7319f7b
2. 0x293e94e98ea85ad73e2b337c403e45f0559072f3ffda50a45a6d396cf89cec5a
3. 0xc15df1c4b2bd8ab86adff76101c87c425c9af32d9eafd4956620a53264772ba5
4. 0xf0220e7f4190cff2eee8ec635136e6d93b25435658ff3e46af71f3860f4d8d62
5. 0xc22177f6a4433d35d1884bfce892b71050a383deec6181295ef96d31fbf9ad2d
6. 0x0059165e937c7a543be5a2a5bf66983889c88e48fe757b8470ee0469dd228d54
7. 0x67698d43c0875ee796cd106bfd757b17f132b8d6ef99b87f8ce591ee551e89ad
8. 0xf6aa98e1309bbaf69b6d0a838ef2b8e792bedc72c2cc2126e04055bbace6000e
9. 0x8f46605daaf73ba32b5916a571f6625fd668b00d695efb0a793f8c19f745d64d
10. 0x34826d27a00fb6f2649b492e5ca5ff6025211b9bda757487c3351c0e533593f3
11. 0x08b0ee375f7c28afd23e265e3e1bed91ba37304e42eafa665ef4a7f785b3e7bf
12. 0x3d6ec9d5ef8daa604601742088e213da0a439db6eff6ce50ec3ffb264a60ddd3
13. 0x3b1c0e225d1b1cb24cd5d5ea4af2de20ed68a1eaf8b61924ed1b81e4b9cf7e39
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae