Evidence row 3764775

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.wickedapi.com/v1/basis"
    ]
  ],
  "name": "WickedAPI Trading Data API",
  "owner_address": "0x63ebccd826b874ce988e6498eaabb6bd47afc8a4",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x63EbccD826b874CE988e6498eAabB6Bd47AfC8A4",
        "scheme": "exact"
      }
    ],
    "description": "Spot-vs-perp basis (premium %) with funding-implied annualized carry. Spot from Coinbase; perp marks from Binance + Bybit.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "symbol": "BTC"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": {},
              "meta": {
                "timestamp": "2026-01-01T00:00:00.000Z"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "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": "2026-11-04T19:02:43.718Z",
    "quality": {
      "l30DaysTotalCalls": 8,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-11-04T19:02:43.272Z"
    },
    "resource": "https://api.wickedapi.com/v1/basis",
    "serviceName": "WickedAPI Trading Data API",
    "tags": [
      "trading",
      "crypto",
      "market-data",
      "x402"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Spot-vs-perp basis (premium %) with funding-implied annualized carry. Spot from Coinbase; perp marks from Binance + Bybit."
}

What the leaf hashes

{"body":"562494b13a8496951b0b8c6fefff4c19a3a4388c8b05a52c8501298e8634cce9","id":3764775,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793996590634078,"prev":3064475,"subject":"x402_bazaar:https://api.wickedapi.com/v1/basis","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x69e9012cc621cd676e61e8ded67fcadf9785fd34d6199a35feb0838f24c59e3d
2. 0xcf4d074f00bec11ef0f725c73253d9878b0d74db5e792491dd44435942ba32c3
3. 0xe0bc7056575418b8c40fbd3f24c2430d0139f2dfae3ea5330f9bfc8aa5755fdf
4. 0x36a9e2d20661aade880f6ff1e7f3e29b814e27483aaad6b49e252cf4149a1363
5. 0x578108019232c9400dc96b7e56425b06c7673f2fd36e5222f825eddf3273b62f
6. 0x8e5b672278f4c66488c35825f238a845277804a689e94c49fb4dceb743c7be6c
7. 0x67dcb8d928c3bd098f7b17c84fcd4a335d3f41d00d60bb2dd679d5dd9d3c36c2
8. 0xd3c0c541091a8471874c6646a72b272392fb07503db0eb3da369e81dc2bfee36
9. 0xa064172b594e56b0ac54aa0ef945895414d9e829a1211c1a564bded188986dd9
10. 0xdb14ca9f565646a99f88edfcd9de20bbfa16437b0ac8f255a516f6431719a69b
11. 0x1d89ce3278a8c8d070e024bedb9a76160cce3c5c10dcebe3ccc6475359c06167
12. 0xd08887e0e259c994aafffc1a9aaaa7b1eedd819896b15147f02e48377f5697a5
13. 0xa59d707bff526a1af46d148195333570abcef45decc6fb736843cb6b63c23d94
14. 0xe02e716313f6c894f9aba6c60b7f4604a748d028c5f11750f11cfb94f52a57bc
15. 0xf2bc30db87e2aa2afe08f16c1943f967ac74b2e32364ad0b7cb45d2ffee7e447
16. 0x7a2e5c8104eb5015bfa08d52a9278aa0b4da48bd2fb98690cc2d1c225b5dc691
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1