Evidence row 526741

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://www.x402pulse.dev/v1/oil/prices"
    ]
  ],
  "name": "x402Pulse",
  "owner_address": "0x5e901f973c17e5542b4da2a64c7fdc736b2a6e74",
  "raw": {
    "accepts": [
      {
        "amount": "1400",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x5e901f973C17E5542b4Da2A64C7fDc736B2A6e74",
        "scheme": "exact"
      },
      {
        "amount": "1400",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7xicmqu8zQiLK3SF57oetANRWd9Y69wNhFK7XZBQ6kQ8",
        "scheme": "exact"
      }
    ],
    "description": "Crude oil prices: WTI and Brent daily spot prices from the U.S. Energy Information Administration (EIA), with 1-day, 1-week, 1-month and 1-year changes, 52-week range and position in it, and the Brent-WTI spread. Official daily figures, not live futures quotes. Data, not trading advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "cached": false,
              "data": {
                "brent": {
                  "price": 99.8
                },
                "brentWtiSpread": {
                  "usdPerBarrel": 3.64
                },
                "wti": {
                  "change1w": {
                    "change": 10.93,
                    "changePct": 0.128
                  },
                  "date": "2026-09-29",
                  "price": 96.16,
                  "range52w": {
                    "high": 99.37,
                    "low": 61.2
                  }
                }
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "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"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791450934/bazaar-icons/480471795f7f9f46.png",
    "lastUpdated": "2026-10-27T10:16:37.676Z",
    "quality": {
      "l30DaysTotalCalls": 18,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-27T10:16:37.44Z"
    },
    "resource": "https://www.x402pulse.dev/v1/oil/prices",
    "serviceName": "x402Pulse",
    "tags": [
      "oil",
      "energy",
      "commodities",
      "eia",
      "x402pulse"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Crude oil prices: WTI and Brent daily spot prices from the U.S. Energy Information Administration (EIA), with 1-day, 1-week, 1-month and 1-year changes, 52-week range and position in it, and the Brent-WTI spread. Official daily figures, not live futures quotes. Data, not trading advice."
}

What the leaf hashes

{"body":"81bb6d2318fde1b2afbee925f54706b13ac6d72bb4eebe6aee8d92a3edbf21ac","id":526741,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124791301148,"prev":451807,"subject":"x402_bazaar:https://www.x402pulse.dev/v1/oil/prices","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. 0xa677cead7249116504fa6d12eec8b6883c66aca41cb65ca88f7e804a60dd7ddb
2. 0x967bc95d97da61d95056cd49c2b43565a921eba472753a60556a7904540f4aed
3. 0xb3e7884126eae20891375d482913412429ca850ba232c43912cb158678f2fcc6
4. 0x1f781924a29687e4b9156ae69b4f9104523161b4ef8a9d297ecc5429f7b4bf56
5. 0x0cbd9182e17bc60c6f3e846d75fbe0d92bde11d9d62c11169bcbda979c573b5f
6. 0x4e6046441525c0595a1b7d82ecfdfdc7643447aafed52714197718a7ffaac324
7. 0x64cfdef5cfe28d5be96aa83508c86db3a8d3732abaeb32248e9d69d8a38bdfad
8. 0x2005658d60097accf81f9a3eeb9d0c2f5edd780b9cd87a9f8bca791b410bc0fc
9. 0xb0d59a298225ce60d69c564c25fee4907f03251bd3fe994be6e8bce928d2564a
10. 0x76451fed97381489257eac8b70a8a7a4ba15cd6724712eb382b994f2d9295bcc
11. 0x034cc06723268ab88a0185a8a88debb3a8fa6b85f9f28c3208420f7ab19160f8
12. 0x98f564dcc2f0d0fd67cbc3a17211687e12a4becc9b9c47ef78c02ff7431b734a
13. 0xb37156a04839055daed26674da38864f8dae598cab9742c6fb3e74eb3178f2d4
14. 0x0644f7e2a4b5bf9b66f185cc3fbb766d456ad94490183852f4c6db5855114cc5
15. 0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4