Evidence row 527102

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.firstmention.uk/s/fundinglens/rates"
    ]
  ],
  "name": "fundinglens",
  "owner_address": "0xe029fcf4ba573f6fdc282208fe855df8cbb3ca9a",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xe029Fcf4ba573F6fdc282208fe855dF8CBb3Ca9A",
        "scheme": "exact"
      }
    ],
    "description": "Perpetual funding rates across 7 venues (Binance, Bybit, OKX, Bitget, Hyperliquid, dYdX, Deribit), normalized to 8h and annualized. Free /sample.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "symbols": "BTC,ETH,SOL"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "as_of": "2026-10-26T00:30:00Z",
              "ok": true,
              "rates": [
                {
                  "next_funding_iso": "2026-10-26T08:00:00Z",
                  "rate_8h_pct": 0.01,
                  "rate_annual_pct": 10.95,
                  "symbol": "BTC",
                  "venue": "binance"
                }
              ]
            },
            "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": {
                  "properties": {
                    "symbols": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "as_of": {
                      "type": "string"
                    },
                    "ok": {
                      "type": "boolean"
                    },
                    "rates": {
                      "items": {
                        "properties": {
                          "next_funding_iso": {
                            "type": "string"
                          },
                          "rate_8h_pct": {
                            "type": "number"
                          },
                          "rate_annual_pct": {
                            "type": "number"
                          },
                          "symbol": {
                            "type": "string"
                          },
                          "venue": {
                            "type": "string"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T10:00:52.225Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T10:00:51.973Z"
    },
    "resource": "https://api.firstmention.uk/s/fundinglens/rates",
    "serviceName": "fundinglens",
    "tags": [
      "funding",
      "perpetuals",
      "base",
      "defi"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Perpetual funding rates across 7 venues (Binance, Bybit, OKX, Bitget, Hyperliquid, dYdX, Deribit), normalized to 8h and annualized. Free /sample."
}

What the leaf hashes

{"body":"17e21af749bdca32f71ba3a381bc8b3b53dc113a49fd6adc53aab1392cb31fd1","id":527102,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124794298472,"prev":452156,"subject":"x402_bazaar:https://api.firstmention.uk/s/fundinglens/rates","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. 0xf64e3d8e4c829c1f476b07d53cccb02ee052a7861d87ab621b56250f48084241
2. 0x3bc7bc22593e94d167a4ba7d89c071c286c74441dbe4bbcec22069ad6629b39a
3. 0x93f1373734127ead16013970a4f89eed8da5dc9fd7ee641ecc357e0beda4335b
4. 0x02b3ce691096715c56cfb3b3dbd68b8800ab466ea439ee143a8fd8445bb15d96
5. 0xe431f2fba31c238d2c90eeca891b5f48a0896088ac644a2c2d570129c2377343
6. 0xe68205862dea74b08f3f91540dc3a9d047241351d5b73783170ecc83cc8fb534
7. 0xda526731e47a4e188bb0e8a7e2f5db638c447a8c6d9e0202f6f5d2056b94667a
8. 0x32dd6cb017136970b61cc3dc03341317a8ace1e0ea28ec425cfe6412a4c252f2
9. 0x37ed8dd367ba1ace5b302e8c713b0329b852c2ff9f287e4ab3f6f356124a1539
10. 0x72d53d93848dbfd8969a07c68ec747867769f915e6f73581344dff49a36a239a
11. 0xb3ff7369d12615d3036b48b1396a793b1d0d84a56c22090d510b0219bcb8a827
12. 0xb841380b5d51818d39ebd0d89624396bb243f73c55b9f61e4f4bcddf15ebdec2
13. 0x2cba9be288dab78cb9c5f54fa13242712b2493da9f833a7c3cdd92cde60662b0
14. 0x94d3785ce9330e4580bccada5459380aa2aac76a0bf11354d1353b375afc17d2
15. 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4