Evidence row 1789009

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.hyperextend.xyz/v1/trades/coverage"
    ]
  ],
  "name": "hyperextend",
  "owner_address": "0x548fc289526ab2f0391d562a723cda64bbf1abc4",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x548fC289526ab2F0391D562a723cdA64Bbf1abc4",
        "scheme": "exact"
      },
      {
        "amount": "0.001",
        "asset": "USDC:0x6d1e7cde53ba9467b783cb7c530ce054",
        "extra": {
          "destinationDex": "spot"
        },
        "maxTimeoutSeconds": 60,
        "network": "hyperliquid:mainnet",
        "payTo": "0x548fC289526ab2F0391D562a723cdA64Bbf1abc4",
        "scheme": "exact"
      }
    ],
    "description": "Archive coverage for a coin over a window (≤7 days): which archived hours hold its trades and where the gaps are. Warms the cache for everyone after. Priced floor + $0.05 per archived hour examined.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "coin": "BTC",
              "end": 3600000,
              "start": 0
            },
            "type": "http"
          },
          "output": {
            "example": {
              "archived_hours_examined": 1,
              "coin": "BTC",
              "dex": "main",
              "first_trade_ms": 0,
              "gaps": [],
              "hours_with_trades": 1,
              "last_trade_ms": 3599000,
              "requested": {
                "end": 3600000,
                "start": 0
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "coin": {
                      "type": "string"
                    },
                    "end": {
                      "type": "integer"
                    },
                    "start": {
                      "type": "integer"
                    }
                  },
                  "required": [
                    "coin",
                    "start",
                    "end"
                  ],
                  "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": "2026-06-21T05:16:26.376Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-31T23:16:12.036Z"
    },
    "resource": "https://api.hyperextend.xyz/v1/trades/coverage",
    "serviceName": "hyperextend",
    "tags": [
      "hyperliquid",
      "market-data",
      "candles",
      "open-interest",
      "hip-3"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Archive coverage for a coin over a window (≤7 days): which archived hours hold its trades and where the gaps are. Warms the cache for everyone after. Priced floor + $0.05 per archived hour examined."
}

What the leaf hashes

{"body":"7d0d873ca195438d5d669a62a8eb0481411047e3b6fffdcc9a3972796ca9769f","id":1789009,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559917179383,"prev":null,"subject":"x402_bazaar:https://api.hyperextend.xyz/v1/trades/coverage","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x761fbd75ef377ffecd007b0bc7607348ded49841442eb0ea7a02f8a1bdf39887
2. 0x9a430e5c7d2d816510877f1507187b3cc5f0989af20185ce37834f31a373cfcc
3. 0x3436d78223acb2e50be5f9e8e665a2f578ee30dc96dbeafe4b6ff5e03ca530da
4. 0xca6d854b5c81084021fcc8ee1981c96ef4066eff221c9bf016160c58147ae83a
5. 0xf4e3ecf17dbf31ad8653450f2ba6e6e0cc2c205c49dd74d6a6c9993fac638c9a
6. 0xd42b68ccb64f2718695b7b4b98accbaf68743ef299a7b918e532c8aa06728047
7. 0x9f8dbde2a7d0153124ee488055060be98113a9aa9d877aa9426c7a827c11d9b1
8. 0xd8a8fb5df7b8117e36c5eba46d1a08c2e07b47311ec49987a12aadab6896cbc8
9. 0xd9e2dc9d706f3d087a213211877f2dbe2a5b7c31ee7038e8ee6f9e58473a5c92
10. 0xb6b6696975e988c295cd10940a91c5cfd6830aa9445d22a08effca64a6b182b5
11. 0x3246cb30273d52d220731d42f4dd0a1e5b664b65e8b55933134bb53410b0f8ab
12. 0x1e93736ac39275a7c68e57203d7f685d0b2f38ca4a0f77c0e0caa7f14b489066
13. 0x158885233a7e31127e2842e667a258b12d4e1809863fa73786d7994cec474080
14. 0x7e26f771e19135838a4922e6feed7314ff3896114424cf5c9fb3c97de3545c5c
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90