Evidence row 18485

Observed 26 Oct 2026, 14:35 UTC, by sync.x402_bazaar/1.

Kind: listing
About: source_record x402_bazaar:https://api.firstmention.uk/s/fundinglens/rates
Recorded: 26 Oct 2026, 14:35 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 8541d09aade17a90bfe17c1244265f7e5424fbb95b5e6d2d1d04e38c114cb9ea
Leaf: 0x0343bb4455a81ce38f40dc71db6f3721a6f836de96343bcbebc0b29b86275e5a

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": "2026-10-26T05:50:44.154Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T05:50:43.83Z"
    },
    "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":"8541d09aade17a90bfe17c1244265f7e5424fbb95b5e6d2d1d04e38c114cb9ea","id":18485,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025329219125,"prev":null,"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 2026-10-26 (296695 rows).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON