Evidence row 71524

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bess-x402.onrender.com/v1/crypto/perps"
    ]
  ],
  "name": "bess-x402.onrender.com/v1/crypto/perps",
  "owner_address": "0x1129a6bb9c6165ff07fdc509c107b522ca0e1871",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0x1129A6BB9C6165FF07fdC509c107B522CA0e1871",
        "scheme": "exact"
      }
    ],
    "description": "Perpetual futures on Hyperliquid: hourly funding rate and APR, open interest, 24h volume, mark and oracle price, max leverage, for chosen coins or ranked by open interest, funding or volume. Use for funding arbitrage, leverage sentiment and basis trades.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "coins": "BTC,ETH,SOL"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 3,
              "exchange": "Hyperliquid",
              "markets": [
                {
                  "change_24h_pct": -0.37,
                  "coin": "BTC",
                  "funding_apr_pct": 10.95,
                  "funding_rate_1h": 0.0000125,
                  "mark_price": 82501,
                  "max_leverage": 40,
                  "open_interest_usd": 3259110835,
                  "oracle_price": 82530,
                  "premium": -0.0003392706,
                  "volume_24h_usd": 2926701809
                },
                {
                  "change_24h_pct": -0.5,
                  "coin": "ETH",
                  "funding_apr_pct": 10.95,
                  "funding_rate_1h": 0.0000125,
                  "mark_price": 2430.9,
                  "max_leverage": 25,
                  "open_interest_usd": 2684156218,
                  "oracle_price": 2431.9,
                  "premium": -0.0004112011,
                  "volume_24h_usd": 921114016
                }
              ],
              "note": "funding_rate_1h is paid hourly by longs to shorts when positive",
              "sort": "open_interest"
            },
            "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": {
                    "coins": {
                      "description": "Comma-separated coins, e.g. BTC,ETH,SOL (default all)",
                      "type": "string"
                    },
                    "limit": {
                      "description": "Maximum number of results (1-300)",
                      "type": "integer"
                    },
                    "sort": {
                      "description": "open_interest, funding, negative_funding or volume",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-23T10:21:24.266Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-23T10:21:24.074Z"
    },
    "resource": "https://bess-x402.onrender.com/v1/crypto/perps",
    "tags": [
      "crypto",
      "perps",
      "funding-rate",
      "open-interest",
      "hyperliquid"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Perpetual futures on Hyperliquid: hourly funding rate and APR, open interest, 24h volume, mark and oracle price, max leverage, for chosen coins or ranked by open interest, funding or volume. Use for funding arbitrage, leverage sentiment and basis trades."
}

What the leaf hashes

{"body":"5a98d2ac99e5f53a8262aad029f952e0d16a92e508183962f0f0fb4f3551c3c0","id":71524,"kind":"listing","method":"baseline/1","observed_us":1793025482877387,"prev":null,"subject":"x402_bazaar:https://bess-x402.onrender.com/v1/crypto/perps","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).

1. 0x320c1b49b77cf145f1e5a86c960f132feb7f7536b286339ce0a7832cc5a81acc
2. 0xb7e974edcff66e5993148ff77c960301e311cbb1172f93c8a99d335b15cc788f
3. 0xfc057976588def6b4a21a29ba912aa1c28cd5e33b78729e599a01962fb819ec5
4. 0x93513d2e5dc7cfc0965791aeeff8330a6f08e4992f2feb2f1ab52335cfc7313e
5. 0xaf0f11e25c2e29d4f5921a6dd39a9a18448061cade03cfdceb683397d5e7087f
6. 0xb6283411a21e2a72adbc19ea61f8eea4d89d045b2f55a8e06b3d4f6c10e40224
7. 0x39c06484c49ba31f2d382660ea963eeef6229bf4bc6ee3dd6de306e79cd48d23
8. 0xe8aa89ccf9994ae2fa312771750b9aab746916161a820e7cf8d789f66863f5ec
9. 0x71f659196ad6833df3213801b50f2352effd062436805e74544ca0ff3fc7d398
10. 0xce0740e6facbd597b5f316a328277b7e9d0a2d51c77e133bfdd914b3b0060d10
11. 0x631846da76ec1e8570c7c09dada1cc0affff7b5654335239fd84d2059c750b13
12. 0x2f4617d7a962f32849050ad5649d9dc4f962fd8618073cfa8519e6f862dfcef8
13. 0x08de74b7fb265ddb83e4c673da8a94e5f71829b2e6e7464c71c5138e450f2217
14. 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae