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Evidence row 71306

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://attention-trends.shopttyass-85f.workers.dev/mcp#compare_topic_popularity
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
ad9e13b79012f677458f27ebf71f048f3ffd50428fbff9d0c2579d3ab1a37c82
Leaf
0xf5f43a7af8998642b69f7f694362db34e57a0ee36c6855d228c5f3ffed496769

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://attention-trends.shopttyass-85f.workers.dev/mcp"
    ]
  ],
  "name": "attention-trends.shopttyass-85f.workers.dev/mcp",
  "owner_address": "0x4e2bca3826e930c2c984b7abb299b5812d5075ea",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x4E2bca3826E930C2c984B7Abb299b5812D5075Ea",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "BRPU1mcPKaag1LxajqUX6BiKFfXxbEZnkFP7QsaZeRXx",
        "scheme": "exact"
      }
    ],
    "description": "Compare the popularity of 2-5 topics (brands, competitors, products, people, keywords) by Wikipedia pageviews. Returns one jointly normalized 0-100 interest-over-time series per topic, share of attention, the most popular and the fastest-rising topic, and per-topic trend direction and spikes. A Google-Trends-style popularity comparison based on Wikipedia reading rather than searches. Suited to competitor analysis, brand tracking and content planning.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "description": "Compare the popularity of 2-5 topics (brands, competitors, products, people, keywords) by Wikipedia pageviews. Returns one jointly normalized 0-100 interest-over-time series per topic, share of attention, the most popular and the fastest-rising topic, and per-topic trend direction and spikes. A Google-Trends-style popularity comparison based on Wikipedia reading rather than searches. Suited to competitor analysis, brand tracking and content planning.",
            "example": {
              "days": 30,
              "lang": "en",
              "topics": "ChatGPT,Claude,Gemini"
            },
            "inputSchema": {
              "properties": {
                "days": {
                  "default": 30,
                  "maximum": 365,
                  "minimum": 7,
                  "type": "integer"
                },
                "lang": {
                  "default": "en",
                  "type": "string"
                },
                "topics": {
                  "description": "2-5 comma-separated topics, e.g. 'ChatGPT,Claude,Gemini'",
                  "type": "string"
                }
              },
              "required": [
                "topics"
              ],
              "type": "object"
            },
            "toolName": "compare_topic_popularity",
            "transport": "streamable-http",
            "type": "mcp"
          },
          "output": {
            "example": {
              "fastestRising": "Claude",
              "lang": "en",
              "leader": "ChatGPT",
              "topics": [
                {
                  "article": {
                    "title": "ChatGPT",
                    "url": "https://en.wikipedia.org/wiki/ChatGPT"
                  },
                  "series": [
                    {
                      "date": "2026-10-20",
                      "value": 88
                    }
                  ],
                  "shareOfAttentionPct": 61.2,
                  "summary": {
                    "direction": "stable"
                  },
                  "topic": "ChatGPT"
                }
              ],
              "window": {
                "days": 30,
                "end": "2026-10-20",
                "start": "2026-09-21"
              }
            },
            "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": {
                  "properties": {
                    "fastestRising": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "lang": {
                      "type": "string"
                    },
                    "leader": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "note": {
                      "type": "string"
                    },
                    "topics": {
                      "items": {
                        "properties": {
                          "article": {
                            "type": [
                              "object",
                              "null"
                            ]
                          },
                          "series": {
                            "items": {
                              "properties": {
                                "date": {
                                  "type": "string"
                                },
                                "value": {
                                  "type": "integer"
                                }
                              },
                              "type": "object"
                            },
                            "type": "array"
                          },
                          "shareOfAttentionPct": {
                            "type": "number"
                          },
                          "summary": {
                            "properties": {
                              "avgDaily": {
                                "type": "number"
                              },
                              "change7dPct": {
                                "description": "Last 7 days vs previous 7 days, %",
                                "type": [
                                  "number",
                                  "null"
                                ]
                              },
                              "changeHalfPct": {
                                "description": "Second half of the window vs first half, %",
                                "type": [
                                  "number",
                                  "null"
                                ]
                              },
                              "days": {
                                "type": "integer"
                              },
                              "direction": {
                                "enum": [
                                  "rising",
                                  "falling",
                                  "stable",
                                  "spiking"
                                ],
                                "type": "string"
                              },
                              "last7Avg": {
                                "type": "number"
                              },
                              "medianDaily": {
                                "type": "number"
                              },
                              "peak": {
                                "properties": {
                                  "date": {
                                    "type": "string"
                                  },
                                  "views": {
                                    "type": "integer"
                                  }
                                },
                                "type": "object"
                              },
                              "prev7Avg": {
                                "type": "number"
                              },
                              "slopePctPerWeek": {
                                "description": "Log-linear trend, % per week",
                                "type": "number"
                              },
                              "spikes": {
                                "items": {
                                  "properties": {
                                    "date": {
                                      "type": "string"
                                    },
                                    "ratioToMedian": {
                                      "type": "number"
                                    },
                                    "robustZ": {
                                      "type": "number"
                                    },
                                    "views": {
                                      "type": "integer"
                                    }
                                  },
                                  "type": "object"
                                },
                                "type": "array"
                              },
                              "total": {
                                "type": "integer"
                              }
                            },
                            "type": "object"
                          },
                          "topic": {
                            "type": "string"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "window": {
                      "type": "object"
                    }
                  },
                  "required": [
                    "topics"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-22T15:23:51.45Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-22T15:23:50.667Z"
    },
    "resource": "https://attention-trends.shopttyass-85f.workers.dev/mcp#compare_topic_popularity",
    "type": "mcp",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Compare the popularity of 2-5 topics (brands, competitors, products, people, keywords) by Wikipedia pageviews. Returns one jointly normalized 0-100 interest-over-time series per topic, share of attention, the most popular and the fastest-rising topic, and per-topic trend direction and spikes. A Google-Trends-style popularity comparison based on Wikipedia reading rather than searches. Suited to competitor analysis, brand tracking and content planning."
}

What the leaf hashes

{"body":"ad9e13b79012f677458f27ebf71f048f3ffd50428fbff9d0c2579d3ab1a37c82","id":71306,"kind":"listing","method":"baseline/1","observed_us":1793025481935033,"prev":null,"subject":"x402_bazaar:https://attention-trends.shopttyass-85f.workers.dev/mcp#compare_topic_popularity","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xf5f42ccf3a57d6537335d7b34e983883aefb9bf1498700fa81a2d7568448379e
  2. 0x42e416f0ea5e00868519462e71d1b75358b97622982ee0dc221e85feb98d0d9c
  3. 0x9d6d723076a8041f8eacd906af16dbd864320611ba70ecfc75c3d3b62f9b1ba4
  4. 0x4dce5f99b02647671939e37b2daf919422d437bc23c9bf1c17387b273856ab79
  5. 0x7290f574656af861cc6eb5b35da5bcfea68937c92327b532d8e49185181fe54d
  6. 0x52f7913c409871cbf12ecb76738f3862e6e16ba79d697d471ce3e4878cfabd1d
  7. 0xa7741eeb7054b49c5160bc2dc9ff39300ec239bde170aeddded2a80397aed0b7
  8. 0x7660d69949eef32f96c66c43b8e1f447dab15a109cfadc0c67284bf46534adfb
  9. 0xb03236d00755f756b022b8acf5ce6221f112d498410fa189525c0cd9621ec373
  10. 0x74b5156f36a704300634e9161bdb27e48fa391139b74707200a8fdaa6bea760a
  11. 0x625d2af057e293be1c3beb719789f9dc49df6cf80f71fb50444e4cba386a048f
  12. 0x4eeaa4735423e7633e0aaa6154804920315f945b1e4ceabd29282ec021cce244
  13. 0x79695e4356ea25a2b58265a824698704cd2c743099ce2dca9e41384ce8f1a8c5
  14. 0xd769d41500075835c3b2f9184d223699fb983fd05c29fbcb44d964abc7ee380d
  15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
  16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
  17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON