Evidence row 452128

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.nexismvp.com/market/funding"
    ]
  ],
  "name": "Kronos BTC Funding Rate",
  "owner_address": "0x3b59f268ebc38c5f43b8b9be37238bf43378ad87",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x3B59f268EbC38c5F43B8B9bE37238bf43378Ad87",
        "scheme": "exact"
      }
    ],
    "description": "Real-time BTC perpetual futures funding rate (OKX) — positive means longs pay shorts (bullish crowding), negative means the reverse. Experimental/informational only — not financial advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "funding_rate": 0.0000499,
              "next_funding_time": 1786291200,
              "sentiment": "bullish",
              "symbol": "BTC-USDT-SWAP"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "funding_rate": {
                      "type": "number"
                    },
                    "next_funding_time": {
                      "type": "number"
                    },
                    "sentiment": {
                      "enum": [
                        "bullish",
                        "bearish",
                        "neutral"
                      ],
                      "type": "string"
                    },
                    "symbol": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "symbol",
                    "funding_rate",
                    "sentiment"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T10:02:08.4Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T19:16:02.809Z"
    },
    "resource": "https://api.nexismvp.com/market/funding",
    "serviceName": "Kronos BTC Funding Rate",
    "tags": [
      "crypto",
      "funding-rate",
      "bitcoin",
      "derivatives"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Real-time BTC perpetual futures funding rate (OKX) — positive means longs pay shorts (bullish crowding), negative means the reverse. Experimental/informational only — not financial advice."
}

What the leaf hashes

{"body":"6176127326e149949944651f5eaf9cc9e307b7cedd0d5c6a4396c8403087df5d","id":452128,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100517808161,"prev":407820,"subject":"x402_bazaar:https://api.nexismvp.com/market/funding","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. 0x8b95bd770e7a4e382189e8ce339b7e6c34174abf2986c5cda5a49af6a62d94bc
2. 0xb23aa61c733dc5bc5e08c6e10b38dd2cb7084ffb48d9f4332190297549494357
3. 0x1374ec8a6828d73cadfb24a0ba4c2884abcc1a2ecd47d9b0952c23491b528d9a
4. 0x005f2cb61bce14d9ba9c3a71bd43de8fa0623aa435f235826f0efa7db7b7c63c
5. 0x16ae20a0d984dfcb78c7f53f0a49773a84e471d8eb9c349fdc845d597905e889
6. 0x4144471c360565ea2d370e3bc65441c0fbd35de9d80ef0d4e0d146af8b18ddfb
7. 0x4c55049242925392d1a6473ff80ecaeacabc9a0b19b9fdcfe1e509fada61e20d
8. 0xf640fa04aeacab25ba1f4f0b80b913a260aa7031aa8701abe402b59ae1df7420
9. 0x2d7d45ff680434190b8afaeac0e174794ab02d968b20c730968db76f8020c8e1
10. 0x0ca30ec94337e2e0b4a0b00e9e5686108240f05cc6751241e417346db4380f8d
11. 0xcdbeb854b5cb2391772ef949ab5c1e3c24cc8221d97cd112ccb987b02e3d89da
12. 0xe9b891332733aa3fa69ace7f82b036df13816078968e2c10034f79c2255498d0
13. 0xea3d566bf95ca7a3a7f6de9c4f77180bd8c5ffd160486a27d870e8a2fb6d0b9e
14. 0x06e3b43165f5b3c31d850bc32f20b2e25b844564c4e042c141b9748c26a5a600
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4