Evidence row 1037734

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://long.events/functions/v1/api-event-weeks"
    ]
  ],
  "name": "long.events/functions/v1/api-event-weeks",
  "owner_address": "0x1a4ce63eef34e46ee63f410e667bd27a52954ab7",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1a4CE63EEF34E46eE63F410E667Bd27a52954ab7",
        "scheme": "exact"
      },
      {
        "amount": "50000000000000000",
        "asset": "0x55d398326f99059ff775485246999027b3197955",
        "extra": {
          "authorizationScheme": "eip191",
          "bundle": {
            "calls": 10,
            "expiryMinutes": 10
          },
          "flow": "long-events-self-txhash",
          "messageTemplate": "Authorize LONG Events API x402 session for transaction {txHash}",
          "name": "Tether USD",
          "symbol": "USDT"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:56",
        "payTo": "0x1a4CE63EEF34E46eE63F410E667Bd27a52954ab7",
        "scheme": "long-events-stable-txhash"
      },
      {
        "amount": "50000000000000000",
        "asset": "0x8ac76a51cc950d9822d68b83fe1ad97b32cd580d",
        "extra": {
          "authorizationScheme": "eip191",
          "bundle": {
            "calls": 10,
            "expiryMinutes": 10
          },
          "flow": "long-events-self-txhash",
          "messageTemplate": "Authorize LONG Events API x402 session for transaction {txHash}",
          "name": "USD Coin",
          "symbol": "USDC"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:56",
        "payTo": "0x1a4CE63EEF34E46eE63F410E667Bd27a52954ab7",
        "scheme": "long-events-stable-txhash"
      },
      {
        "amount": "50000000000000000",
        "asset": "0x8d0d000ee44948fc98c9b98a4fa4921476f08b0d",
        "extra": {
          "authorizationScheme": "eip191",
          "bundle": {
            "calls": 10,
            "expiryMinutes": 10
          },
          "flow": "long-events-self-txhash",
          "messageTemplate": "Authorize LONG Events API x402 session for transaction {txHash}",
          "name": "USD1",
          "symbol": "USD1"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:56",
        "payTo": "0x1a4CE63EEF34E46eE63F410E667Bd27a52954ab7",
        "scheme": "long-events-stable-txhash"
      },
      {
        "amount": "80333575609196281704",
        "asset": "0x9eca8dedb4882bd694aea786c0cbe770e70d52e3",
        "extra": {
          "authorizationScheme": "eip191",
          "bundle": {
            "calls": 10,
            "expiryMinutes": 10
          },
          "discount": {
            "endsAt": "2027-03-31T23:59:59Z",
            "listAmount": "100416969511495352129",
            "percent": 20
          },
          "flow": "long-events-legacy-txhash",
          "messageTemplate": "Authorize LONG Events API x402 session for transaction {txHash}",
          "name": "LONG",
          "note": "Non-standard community lane: transfer LONG on BSC, then send PAYMENT-SIGNATURE = base64({txHash, signature}) using the eip191 messageTemplate. Buys a 10-call bundle.",
          "version": "1"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:56",
        "payTo": "0x1a4CE63EEF34E46eE63F410E667Bd27a52954ab7",
        "scheme": "long-events-txhash"
      }
    ],
    "description": "LONG Events event-weeks API: curated conference/festival weeks with side events, cities and tags across the global crypto & nomad circuit. Actions: list, get, search, cities, tags.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "action": "list",
              "city": "Lisbon",
              "limit": "20",
              "upcoming": "true"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "count": 1,
                "event_weeks": [
                  {
                    "city": "Lisbon",
                    "country": "Portugal",
                    "end_date": "2026-04-07",
                    "events_count": 42,
                    "id": "uuid",
                    "name": "Lisbon Blockchain Week",
                    "slug": "lisbon-blockchain-week",
                    "start_date": "2026-04-01",
                    "tags": [
                      "crypto",
                      "web3"
                    ]
                  }
                ]
              },
              "success": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "headers": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {},
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-29T09:54:35.955Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-29T09:54:35.684Z"
    },
    "resource": "https://long.events/functions/v1/api-event-weeks",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "LONG Events event-weeks API: curated conference/festival weeks with side events, cities and tags across the global crypto & nomad circuit. Actions: list, get, search, cities, tags."
}

What the leaf hashes

{"body":"529a96a049be835d73bd0a11c80d53fdc0763734b543c2bf58ace87c7165d976","id":1037734,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298244183467,"prev":77175,"subject":"x402_bazaar:https://long.events/functions/v1/api-event-weeks","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x0765c2856100f99cb624f5ab50abac247500ac1db1956d1ad2438021d21a9ba8
2. 0x0ae910180e85deb9eb9abfbd47349e7852e3a61f51615c40ebc0bab9f06c76fa
3. 0x0ce597e6ea489dd7be5ae6c24b19a736b0f4647e61d7ef6563ec9c12e66b74a1
4. 0xc501d4c9e11431ef9d38c226c5eb45c7d93e19e74594881b1ee31c2ea69d7664
5. 0x96273107d4b57c166c721c70f898bd72df74793e61fd6fa26d281098fdb479ca
6. 0xf2e90664f2223ededaa82c5f49fd7b00c67b65493d5ae98001e1a4fa44dd6bb5
7. 0xab6ea3e77e8a7a1d2e4173262de6766d8d2b55452e29d61101f254bf22c882bd
8. 0x2f0a4b654f271f743e9493344494287f5c2b90e97abf3961f8312cf382519ec5
9. 0xaaf9b419e4f7b6797b4738e13c12c57d699f821cda45f4b7e1c0de4cfa2e1f4a
10. 0xd46f126d3c6fc7b29f7adebc8c6091f020198c4330e1a69cc40f58d7cbfc40a1
11. 0xc7c56ed1221467259f2a3beef7a09fb6f9a231eeb3017175b836500024b6e0de
12. 0xca73bc1ff38e59fd532494f3e997bc3804d0cfc35c701248ad5704c0dee5799c
13. 0xf70713c5ae237d535074be6b275af68f87013bcbf94d32957a08fb04463d4c59
14. 0x7806c5d294aa520a3cdaf5e1d58181e6315b37856d332d91c3a1e53dff27254d
15. 0x0507b989510de89f78184f7a10d971f7670a579c54df7d291a2d72f034ae74d3
16. 0xa0a7723889a4c15b3e0bec353fa8dbcaec6c71cf35bb6c346415ad3e664df6a6
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1