Evidence row 452038

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://crypto-market-data.zafermemon87.workers.dev/v1/news"
    ]
  ],
  "name": "Crypto Market Data",
  "owner_address": "0xa41015022322640f03a895bc439da80ddfd73954",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xa41015022322640f03a895bc439da80ddfd73954",
        "scheme": "exact"
      }
    ],
    "description": "Top crypto stories now from 31 sources, each with an impact score, outlet count and the price reaction afterwards.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": 2
            },
            "type": "http"
          },
          "output": {
            "example": {
              "as_of": "2026-10-23T20:03:00+05:30",
              "charged": true,
              "data_age_s": 60,
              "engine": "data-1.0",
              "note": "Public market data, refreshed every minute. Not financial advice.",
              "plain": "Top story: \"SEC Lists Tokenization Among 2027 Examination Priorities\".",
              "price_usd": null,
              "snapshot_seal": "eb08dce6d854951431a0fb2732282227e1d954ec072422c9bfc5bee2f3ed695f",
              "stories": [
                {
                  "age_min": 19,
                  "category": "Regulation / legal",
                  "impact": 75,
                  "outlets": 3,
                  "price_already_moved_before": true,
                  "price_reaction_15m_vs_normal": -1.05,
                  "price_reaction_60m_vs_normal": null,
                  "title": "SEC Lists Tokenization Among 2027 Examination Priorities",
                  "tokens": [],
                  "tone": 0
                },
                {
                  "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
                }
              ],
              "tool": "news"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "limit": {
                      "description": "How many rows",
                      "maximum": 200,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "token": {
                      "description": "One ticker, e.g. BTC",
                      "type": "string"
                    }
                  },
                  "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": "2026-10-27T10:05:55.393Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-25T18:37:40.314Z"
    },
    "resource": "https://crypto-market-data.zafermemon87.workers.dev/v1/news",
    "serviceName": "Crypto Market Data",
    "tags": [
      "crypto",
      "market-data",
      "liquidations",
      "whales",
      "hyperliquid"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Top crypto stories now from 31 sources, each with an impact score, outlet count and the price reaction afterwards."
}

What the leaf hashes

{"body":"7247ad7b44217b382039dff07778111386e6437d5f1bdd00d0fd7aaed5949ca6","id":452038,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100517020217,"prev":72840,"subject":"x402_bazaar:https://crypto-market-data.zafermemon87.workers.dev/v1/news","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. 0xcb429e1d82c7594b77e83b1566218c8f7bdc178093576311a7c1d9acf613ceef
2. 0xaa152eba53023f3f59e9388b33c1be8dd6018b90e0bb5ec9912bbee1685347f3
3. 0xf94012ddc1d9a2cc3ee87fc0d2263dcc272f43bb9de2ee30fbf0f5675730527d
4. 0xa9a4594bbf628af8ab44e7047eed6d132b6846fc41ca0bd892cb675ffdb07fab
5. 0x912be2950e1cd2216d2181a1cf8dc01f2c452036e334a486dbef29d0d0148a70
6. 0xbae8c98a378a02362124266f9ee55ac247618fae1f4057a4d7beea489034238b
7. 0x47e0226aa8ab1d31b6c7da057ca924ee4c0fb48b09bf6e561bdba5b8b7464d41
8. 0x671f31f023ea5da56d9af86a5d92ab7494ce7447ae607923bfa8b7cd805fe3f2
9. 0x82010e64a7158aa44b3092534c3455a195fb8dde6239a57fed2946c54cfc2fae
10. 0x5d474dbd48c9c0892209bdbe900f82ac004a9acdaec1f61fadcad5115a3a2ca1
11. 0x95fd8dbb624ecc6822c359ba43d046675a49c3d9c33da7908f9d847fea4eb0f8
12. 0x7142f07ffeddbd14ceabecb9ab27a468e9ab58a2fca5472c5c6a93f3e98f173e
13. 0x938752e9acd199cd15f468392bc2dd8eefc52293e7144e30b87b241ca6b2513b
14. 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4