Evidence row 72827

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://crypto-market-data.zafermemon87.workers.dev/mcp"
    ]
  ],
  "name": "crypto-market-data.zafermemon87.workers.dev/mcp",
  "owner_address": "0xa41015022322640f03a895bc439da80ddfd73954",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xa41015022322640f03a895bc439da80ddfd73954",
        "scheme": "exact"
      }
    ],
    "description": "Everything for one coin in one call: price, funding and open interest, order book, liquidations, whale orders and news. Costs USD 0.005 per call, paid with x402 (USDC on Base); calls that fail are not charged.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "description": "Everything for one coin in one call: price, funding and open interest, order book, liquidations, whale orders and news. Costs USD 0.005 per call, paid with x402 (USDC on Base); calls that fail are not charged.",
            "example": {
              "token": "BTC"
            },
            "inputSchema": {
              "properties": {
                "token": {
                  "description": "One ticker, e.g. BTC",
                  "type": "string"
                }
              },
              "required": [
                "token"
              ],
              "type": "object"
            },
            "toolName": "coin_snapshot",
            "transport": "streamable-http",
            "type": "mcp"
          },
          "output": {
            "example": {
              "as_of": "2026-10-23T20:03:00+05:30",
              "charged": true,
              "data_age_s": 60,
              "derivatives": {
                "funding_8h_pct": 0.0093,
                "futures_premium_pct": -0.0377,
                "long_short_account_ratio": 2.132,
                "open_interest_change_1h_pct": -1.12,
                "open_interest_change_24h_pct": -2.76,
                "open_interest_usd": 7557774664,
                "token": "BTC"
              },
              "engine": "data-1.0",
              "liquidations": {
                "biggest_anywhere": [
                  {
                    "position": "LONG",
                    "price": 81217,
                    "time": "2026-10-23T14:16:34Z",
                    "token": "BTCUSD_PERP",
                    "usd": 8609002
                  },
                  {
                    "position": "SHORT",
                    "price": 81893.1,
                    "time": "2026-10-23T13:42:32Z",
                    "token": "BTCUSD_PERP",
                    "usd": 5896303
                  }
                ],
                "coins": [
                  {
                    "count": 83,
                    "longs_liquidated_usd": 4558843,
                    "shorts_liquidated_usd": 326590,
                    "token": "BTC"
                  }
                ],
                "market": {
                  "coins": 452,
                  "count": 3153,
                  "longs_liquidated_usd": 37271220,
                  "shorts_liquidated_usd": 9383565
                },
                "window_min": 60
              },
              "news": [
                {
                  "age_min": 100,
                  "category": "Regulation / legal",
                  "impact": 67,
                  "outlets": 3,
                  "price_already_moved_before": false,
                  "price_reaction_15m_vs_normal": -0.65,
                  "price_reaction_60m_vs_normal": 0.8,
                  "title": "Franklin Templeton Wins Nasdaq Approval to List Two Bitcoin DRIP ETFs",
                  "tokens": [
                    "BTC"
                  ],
                  "tone": 2
                },
                {
                  "age_min": 32,
                  "category": "Regulation / legal",
                  "impact": 60,
                  "outlets": 1,
                  "price_already_moved_before": false,
                  "price_reaction_15m_vs_normal": -2.8,
                  "price_reaction_60m_vs_normal": null,
                  "title": "Bank of Korea Wants Stablecoins Written Into Forex Law as Crypto Bill and Tax Fight Come to a Head",
                  "tokens": [
                    "BTC"
                  ],
                  "tone": -1
                }
              ],
              "note": "Public market data, refreshed every minute. Not financial advice.",
              "orderbook": {
                "buyer_share_15m": 0.615,
                "orderbook_imbalance": -0.033,
                "spread_bps": 0.0012,
                "token": "BTC",
                "volume_15m_vs_normal": 1.58
              },
              "plain": "BTC 81538.0 (-0.3% 1h, -0.3% 24h); 10 whale orders and 83 liquidations in the last hour; 3 recent stories.",
              "price": {
                "change_1h_pct": -0.32,
                "change_24h_pct": -0.35,
                "change_4h_pct": -0.24,
                "change_5m_pct": 0.2,
                "price": 81538,
                "rank": 1,
                "token": "BTC",
                "volume_24h_usd": 1073687475
              },
              "price_usd": null,
              "snapshot_seal": "eb08dce6d854951431a0fb2732282227e1d954ec072422c9bfc5bee2f3ed695f",
              "token": "BTC",
              "tool": "coin_snapshot",
              "whale_orders": [
                {
                  "hyperliquid_action": "added to SHORT",
                  "price": 82000,
                  "side": "SELL",
                  "time": "2026-10-23T13:42:41Z",
                  "token": "BTC",
                  "usd": 8229469,
                  "venue": "hyperliquid",
                  "x_normal_minute": 4.83
                },
                {
                  "hyperliquid_action": "closed SHORT",
                  "price": 81995,
                  "side": "BUY",
                  "time": "2026-10-23T13:41:53Z",
                  "token": "BTC",
                  "usd": 8198112,
                  "venue": "hyperliquid",
                  "x_normal_minute": 4.81
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "description": {
                  "type": "string"
                },
                "example": {
                  "type": "object"
                },
                "inputSchema": {
                  "type": "object"
                },
                "toolName": {
                  "type": "string"
                },
                "transport": {
                  "enum": [
                    "streamable-http"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "mcp",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "toolName",
                "inputSchema"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-24T04:11:53.299Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-24T04:11:53.08Z"
    },
    "resource": "https://crypto-market-data.zafermemon87.workers.dev/mcp#coin_snapshot#coin_snapshot",
    "type": "mcp",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Everything for one coin in one call: price, funding and open interest, order book, liquidations, whale orders and news. Costs USD 0.005 per call, paid with x402 (USDC on Base); calls that fail are not charged."
}

What the leaf hashes

{"body":"fb3768da01ed2c886c10988b1a02da44100b8bece5e32474c95dd17c2d01983a","id":72827,"kind":"listing","method":"baseline/1","observed_us":1793025486522490,"prev":null,"subject":"x402_bazaar:https://crypto-market-data.zafermemon87.workers.dev/mcp#coin_snapshot#coin_snapshot","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. 0x2e1d2e6bda87317b8a90bf311c2575250b2e444d57615dd8521ede03cd4390b1
2. 0xab23297090acb99589c132d997b2d88d56cedc0af6a4dec6636041661640d6f4
3. 0x6749a2755160103e5bba958a11f7a0ee09419b1307beee45ffa7456ad62b42b8
4. 0x9f28fe23af8a579bc338b10266923389e827ea8cd94d3a23ca827e96ca36997a
5. 0x7f54c56fcaf24876cf7143bd4924bcfe1330d44f81e8b23f444310f5c4ffd58c
6. 0xfeeccab0a8e05acaedce96ef7bdc8a87bdeab3342cd84eb98ea1fe336242cd79
7. 0xb5365e35ee7865b9c23c73e769728ec4d2012e6adb79805c3715976274b11585
8. 0xafa3994e5b933c72166621a5b54609e9f434fb4f39f3161f1b51d3122755b122
9. 0xfbd0f85519dca7a6ef987cc03d0331f72969ccedfc71cd1621bd8a49c770f477
10. 0x1859ecce266f09009e2bb998b57fb91dc34a74ec4cf0a4a573732ebfec820dee
11. 0x0a14d7531a251f3320f61b058ccd68e743331eaf8f3058982b949d68be76670c
12. 0xf89d9951e0a8e08b9cf11177a1f4e0fd86d9facc5dfecaabbfe564675ebefef7
13. 0xb87e8b32cda179c9e632e227bbd8a6d1f6f61d9d81bb92dbd4dd835d2b3b5caa
14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae