Evidence row 548492

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402node.dev/finance/carry"
    ]
  ],
  "name": "api.x402node.dev/finance/carry",
  "owner_address": "0x4466d4a84b7c49a6a094ec6eef4a0712d6dd125e",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "9urRvUx69HqAopg1JGV9P9wR7JdKoztzdkuNyJ8Eo1up",
        "scheme": "exact"
      }
    ],
    "description": "FX套息利差排名：基于38国央行政策利率(BIS官方)计算货币对carry利差，借低息买高息，按利差降序排名。可指定融资货币(如JPY/CHF)。FX carry trade signal — rate differentials across major currencies, ranked. Borrow low-yield, hold high-yield. For carry strategy, macro FX agents. Accepts payment on Base or Solana — either network works.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "funder": "string",
              "top": "string"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "funder": {
                      "description": "可选，融资(做空/借入)货币码，如 JPY/CHF/EUR；只返回以它为空头的carry机会",
                      "type": "string"
                    },
                    "top": {
                      "description": "可选，返回前N个carry机会，默认15，上限100",
                      "type": "string"
                    }
                  },
                  "required": [
                    "funder",
                    "top"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T07:12:07.872Z",
    "quality": {
      "l30DaysTotalCalls": 107,
      "l30DaysUniquePayers": 20,
      "lastCalledAt": "2026-10-27T07:12:07.602Z"
    },
    "resource": "https://api.x402node.dev/finance/carry",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "FX套息利差排名：基于38国央行政策利率(BIS官方)计算货币对carry利差，借低息买高息，按利差降序排名。可指定融资货币(如JPY/CHF)。FX carry trade signal — rate differentials across major currencies, ranked. Borrow low-yield, hold high-yield. For carry strategy, macro FX agents. Accepts payment on Base or Solana — either network works."
}

What the leaf hashes

{"body":"5234a56724dcbdb72ba536860cea9a8d74efca81874d91454c6d38497c919a91","id":548492,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133306679983,"prev":426817,"subject":"x402_bazaar:https://api.x402node.dev/finance/carry","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. 0x2bffa3682fd67521ccf0b5acb0c51cf960b3ac53cbfd15b9d37832eeec5dad17
2. 0x38fb5160204b60265930c01bec93856f4032122bf6a1a7eec9a4b9e788bd69d2
3. 0xa80658323d5f9d00ef4facf5fcbc86e58136963df37bb8751b63f06a2531c070
4. 0x1b20e1ff557c9937881ad21973727f8e38f078b97e18599f719edd4ef3d0862a
5. 0x0ce59d567b57dba1e6dcbcacb893805dafbab17eff20750a415659a01e03067c
6. 0x30d089b83139f089070242924041e86713cf2782e63a5e45d5f43222662c4ee4
7. 0x4ff9b0e1456eb45d26c87fe9b593414997010c87076572e275fbdd126998ccb9
8. 0xe6a855e92f6eb67e90dc4fe236b46bfdafab6b63b0347ce7590b745cdae1918a
9. 0x47729e83d6164b29716a5b57f92859171e89e6052a09bd4451b0339a31c732dc
10. 0x7d3ee25aa05ed41a991dc4bfbe1ed3fb2b8b2815ba085952f5d963959a9b69c9
11. 0x763c44f231f5e75793734fa25fb1791b7269f0745f8d34ba7ac82bc2806e3367
12. 0x7ba1b835277802a22a6f62a758420094404a75d3c14f34dd88b403fbf174b26b
13. 0xf9e544d10b80657275e1e196da89ba5336a7cc49eaa0d6d801fb5d632cf5deec
14. 0x8ff18b1523f9fbdd16a5796cbe184b46854c06256508af8de5509b598370c725
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4