Evidence row 526754

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://www.x402pulse.dev/v1/attention/topic"
    ]
  ],
  "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": "Attention history for any topic: daily Wikipedia pageviews of one article (a company, person, drug, coin or event) for 7 to 90 days, with its baseline, latest day vs. baseline, spike days and 7-day trend. Use the exact article title, e.g. Bitcoin. Based on Wikimedia pageview data (CC0).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "days": "30",
              "title": "Bitcoin"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "cached": false,
              "data": {
                "baselineDailyViews": 2513,
                "latest": {
                  "date": "2026-10-05",
                  "views": 2600,
                  "vsBaseline": 1
                },
                "spikeDays": [
                  {
                    "date": "2026-09-25",
                    "ratio": 4.9,
                    "views": 12376
                  }
                ],
                "title": "Bitcoin",
                "trend7d": -0.12
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "days": {
                      "description": "7 to 90",
                      "type": "string"
                    },
                    "lang": {
                      "type": "string"
                    },
                    "title": {
                      "description": "Exact Wikipedia article title",
                      "type": "string"
                    }
                  },
                  "required": [
                    "title"
                  ],
                  "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": "2026-10-27T10:15:57.561Z",
    "quality": {
      "l30DaysTotalCalls": 18,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-27T10:15:57.235Z"
    },
    "resource": "https://www.x402pulse.dev/v1/attention/topic",
    "serviceName": "x402Pulse",
    "tags": [
      "trends",
      "wikipedia",
      "attention",
      "news",
      "x402pulse"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Attention history for any topic: daily Wikipedia pageviews of one article (a company, person, drug, coin or event) for 7 to 90 days, with its baseline, latest day vs. baseline, spike days and 7-day trend. Use the exact article title, e.g. Bitcoin. Based on Wikimedia pageview data (CC0)."
}

What the leaf hashes

{"body":"5e4741f06b5486b5a3c3b58ad094893d14af5f19d53ed4ba148d7d1d9a56852f","id":526754,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124791348040,"prev":451819,"subject":"x402_bazaar:https://www.x402pulse.dev/v1/attention/topic","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. 0x508d9ac9f7dc12696c532be87ae4f8a5d973e0642e03b448b43181fd4443a915
2. 0xf6a01b5ed222e5617d6a1480b6ef2dc36850f4b12d73aefe6530f368d57c1950
3. 0x8ca6403c351fb65ee97b932c1e481efd5c6a1849637e2fbfd6212a71c5f6e72d
4. 0x9e049b30510f474034e2a979e182d6bd3d2614b4e7d0848e88ca0276af880879
5. 0xc1d8eed601fc38d50f40ac3aa20ce2320792da91adcee6852c9d0c8b28b7641e
6. 0xe766e20f959d18779fcfa363dccd4c744316fd5466664b0ad40e39063bc9f17d
7. 0x4ba2a7c78335d2b5522b1eb5f4cd9c02f54729d19115f93053369db5516c9e4e
8. 0xe500e79815097b7634f7c39868fed2c0109a6c388be4d7afe458241869cd1796
9. 0x0a496bfb1d57e4ea7d238cc2a7e4b8c7c4a67fa6b93c77e66219da063d52f071
10. 0x1b6def1c13ca6826102adcfdb12236d96147749026f222216fc4e2cc0738a12c
11. 0x276968225b1bf2418a52894fa38834730d4be12dcec109ed0939a5b91c8e1799
12. 0x8762ddf9a7f6b156629a8a66fe575b878ee44cd59a7f0a583ec6db0a152d703b
13. 0x797da99476c7ebaa971607ae725e5e240b79de9e49d28859b94de107c850aaab
14. 0x9ea0c6a53f80a30b6f13671109f98a000cf98e581875129f4be4b57131d06364
15. 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4