Evidence row 557878

What was observed

{
  "count": 7,
  "tools": [
    {
      "description": "The library version, what each release added or changed, and how patterns are versioned. Use it to cite a specific version of Slop Patterns.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "changelog"
    },
    {
      "description": "Check a snippet of CSS, HTML or JSX against the Slop Patterns library and return every AI design anti-pattern it matches, with the fix for each. Covers the 101 documented patterns that have a mechanical tell. Useful for reviewing generated UI code.",
      "inputSchema": {
        "properties": {
          "code": {
            "description": "The CSS, HTML or JSX to check. Paste it whole; partial snippets work but full files are more accurate.",
            "type": "string"
          },
          "shareStats": {
            "description": "Optional, defaults to false. If true, contribute an anonymous count of WHICH rule codes fired to the public monthly figures at https://sloppatterns.com/#stats. Never sends your code, your URL, or any identifier.",
            "type": "boolean"
          }
        },
        "required": [
          "code"
        ],
        "type": "object"
      },
      "name": "check_design"
    },
    {
      "description": "Get one full pattern entry by id or code (e.g. \"a1\" or \"the-unchosen-gradient\"): what it looks like, why the tools produce it, who it hurts, the fix, sources.",
      "inputSchema": {
        "properties": {
          "id": {
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_pattern"
    },
    {
      "description": "List the whole Slop Patterns taxonomy: code, id, name and one-liner for every documented AI design anti-pattern.",
      "inputSchema": {
        "properties": {
          "track": {
            "description": "Optional filter.",
            "enum": [
              "surface",
              "behavioral"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "list_patterns"
    },
    {
      "description": "Report an AI design anti-pattern that is NOT yet in the library, for a design failure seen repeatedly that a search of the library does not find. Reports are reviewed by a human before anything is published, and published entries credit the reporter.",
      "inputSchema": {
        "properties": {
          "credit": {
            "description": "Name or handle to credit if this is published. Optional.",
            "type": "string"
          },
          "description": {
            "description": "What it looks like and why it is a failure. Two or three sentences.",
            "type": "string"
          },
          "example": {
            "description": "A short code or copy snippet showing it. Optional. Do not include anything proprietary.",
            "type": "string"
          },
          "name": {
            "description": "A short memorable name for the pattern, e.g. \"Skeleton That Never Resolves\".",
            "type": "string"
          },
          "whereSeen": {
            "description": "Product name or URL where you saw it. Optional but makes the report far more useful.",
            "type": "string"
          }
        },
        "required": [
          "name",
          "description"
        ],
        "type": "object"
      },
      "name": "report_pattern"
    },
    {
      "description": "Plain-language search across the library. \"gradient headline\" returns A10 Gradient Text Headline.",
      "inputSchema": {
        "properties": {
          "query": {
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_patterns"
    },
    {
      "description": "Return only the causal explanation for one pattern — which model, tool or template default produces it.",
      "inputSchema": {
        "properties": {
          "id": {
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "why"
    }
  ]
}

What the leaf hashes

{"body":"8cba85acd00dc42b40914d41e6db45ecd487190c831fd825910c527076611c58","id":557878,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793134845510223,"prev":null,"subject":"95d91993-edfa-4c3b-ad83-d22e271a0560","subject_kind":"endpoint"}

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. 0xbb7f5d28cb94b1f5b53305116854e2dbe6e0eee523c92a8d248736ffad2e2b46
2. 0xd38e99ef1c8e807ee51b852fd75bca2d443ac2de2964fd37a460b986866c8f5c
3. 0xd4667de939363651fbc61a0a2fe9adb0fef68c00a6a827fd2c772164cec2b2fc
4. 0x49f3de83b122e3909664ad5c99227bd9612842697377eb4bf37d943f7ac13055
5. 0xc047b7873d499a66746c7138a415eb66dc5b22cde35bb9651ee928878d6f8b72
6. 0xa8794abb612fffb81c8e0519ebe00632633d0397d113c3f1ac6fb2a93e9cb156
7. 0xc2a1628998582c314e0e2b5557b3eb557289a9a5011af90b17e21afc25e79853
8. 0x32945dac5e87739cc0e4ca6ffc7b41f93d182c38ad44f44951c299a37e6776d9
9. 0x87ea74fbad761de72896bc29f787853a4f7c25468b54de26f342eb89ade2c554
10. 0x3da4873769f2203fc73f942e2bf39321437f3c005f3245c3377c5f74d88a9dfc
11. 0xd6823394a586c9d55a19483a1403c3240e4e09369de393b2acf0f7eaa1c8238c
12. 0x5942c2574ffacd0c039c3cd1147d5ab0b6d34e0278203065ce21c437ae2a392d
13. 0xa4f69e2cf941a3f318d70734b59401dd27010a6bdffb5c32a28304db650a6f0b
14. 0xa453d1738637a5c663802d07ce095aa340c80d53a4288ae277a72e265868ce4e
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4