Evidence row 1037733

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402.fablerlabs.com/market/funding-spreads"
    ]
  ],
  "name": "x402.fablerlabs.com/market/funding-spreads",
  "owner_address": "0x65e3e64935ea709bdf1119e1fc991299c04c0154",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x65E3E64935eA709bDf1119E1fC991299c04c0154",
        "scheme": "exact"
      }
    ],
    "description": "Compare current perpetual funding rates across Binance, Bybit, Hyperliquid, and, for single-symbol requests, OKX. Returns interval-normalized annualized rates, gross cross-venue spreads, source status, mark prices when available, and funding timestamps. Optional symbol query; no symbol returns the ten widest current spreads. Market data only, not financial advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "symbol": "BTC"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "as_of": "2026-07-10T13:00:00.000Z",
              "requested_symbol": "BTC",
              "scope": "Current public perpetual-market snapshot; not financial advice.",
              "sources": [
                {
                  "markets": 1,
                  "status": "ok",
                  "venue": "binance"
                },
                {
                  "markets": 1,
                  "status": "ok",
                  "venue": "bybit"
                },
                {
                  "markets": 1,
                  "status": "ok",
                  "venue": "hyperliquid"
                },
                {
                  "markets": 1,
                  "status": "ok",
                  "venue": "okx"
                }
              ],
              "spreads": [
                {
                  "gross_annualized_spread_pct": 8.2125,
                  "highest_rate_venue": "bybit",
                  "lowest_rate_venue": "hyperliquid",
                  "symbol": "BTC",
                  "venues": [
                    {
                      "annualized_rate_pct": 10.95,
                      "funding_interval_hours": 1,
                      "funding_rate": 0.0000125,
                      "funding_rate_pct": 0.00125,
                      "mark_price_usd": 64355,
                      "next_funding_at": null,
                      "symbol": "BTC",
                      "venue": "hyperliquid"
                    }
                  ]
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "symbol": {
                      "description": "Optional perpetual base symbol such as BTC or ETH. Omit for a top-spreads overview.",
                      "pattern": "^[A-Za-z0-9]{2,15}$",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "as_of": {
                      "format": "date-time",
                      "type": "string"
                    },
                    "requested_symbol": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "scope": {
                      "type": "string"
                    },
                    "sources": {
                      "items": {
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "spreads": {
                      "items": {
                        "type": "object"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "as_of",
                    "requested_symbol",
                    "sources",
                    "spreads",
                    "scope"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-29T15:19:30.458Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-29T15:19:29.595Z"
    },
    "resource": "https://x402.fablerlabs.com/market/funding-spreads",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Compare current perpetual funding rates across Binance, Bybit, Hyperliquid, and, for single-symbol requests, OKX. Returns interval-normalized annualized rates, gross cross-venue spreads, source status, mark prices when available, and funding timestamps. Optional symbol query; no symbol returns the ten widest current spreads. Market data only, not financial advice."
}

What the leaf hashes

{"body":"61f17e61ba9d833139330647e67247566d083a7237bcc238b94cf07c5cb746e8","id":1037733,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298244179704,"prev":525839,"subject":"x402_bazaar:https://x402.fablerlabs.com/market/funding-spreads","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. 0xe8928097d815e0f927864ad8e7295b9363620ae8699ebfa66562003c1e23583d
2. 0xf76be9996bab3025104afa5982a00978b1dac8b2536ae0f5690a390161b20063
3. 0xafe7de09b1946f8fb0e04701ec2dd62555747d6e40e530112d5ff7446ef1814b
4. 0xee8b4d2a873c8a8ed8cd973c86a1b5968ce467a7ddec1a72d184f3904829a449
5. 0xad66e2af1eaff7aaefa947476e74c5547b97c9150a7f266d0278a50d7477a679
6. 0x1dfacf80619de49e2ea5f58e9bc0b75fa9c46d2a23514bf31248f92c7949abf9
7. 0xbb1847215392ffc1a56726f08d4077abf48017de85bb85ef787260e790ccfe2e
8. 0x0dde3430ffd3e4055ca1be586160b1595e0d21f82c7a0ddc7d0a65ae54698f09
9. 0x70cd9c14f7e78c95835d7175edb14f12dd301e65197432e03067c7a5899a40e2
10. 0x2c7e4e07bf81053120735be6eb4d4d0d961bc2419e4c52be23a285dc546f2933
11. 0x50be7796217297123aa0abe57e287c4bbbf3ae94b1a87efeb23e700dc46b18eb
12. 0xa97b95c656fc010e7a3d8cbd8d489f5c459a9ea8e31d54c39cec1f088baba245
13. 0x5de22c62f0498dae1ca2ce6e9fc1edf95fad1ef39d2b1cf8495d986051499622
14. 0x5eebfacb78943282482b6079e45bf142a28ccb1f65c473e6e0a90d378cca2b03
15. 0x1623e28c5fc42dfa00ec1935da937a96d5bbf27124e83666dc61efe8facbb339
16. 0xa034ebc8d117fbf1ed466b70baa0478bf213b743e1a41cba1d2da7a9f310184d
17. 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1