Evidence row 3058668

What was observed

{
  "count": 5,
  "tools": [
    {
      "description": "The largest real price drops right now in the locale's market across the sites: a shop's price against its own lowest price of the 30 days before (never a shop's own \"was\" price), with the site, product page and shop link.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "default": 10,
            "description": "Most results.",
            "maximum": 25,
            "minimum": 1,
            "type": "integer"
          },
          "locale": {
            "description": "Language and market (nl-NL = Dutch for the Netherlands, fr-BE = French for Belgium, de-DE = German for Germany, en-NL = English for the Netherlands; FR, DK and SE too). Shops, prices, currency and stock are per market; only sites that serve the locale answer. Default nl-NL.",
            "enum": [
              "nl-NL",
              "en-NL",
              "nl-BE",
              "fr-BE",
              "en-BE",
              "de-DE",
              "en-DE",
              "fr-FR",
              "en-FR",
              "da-DK",
              "en-DK",
              "sv-SE",
              "en-SE",
              "de-AT",
              "en-AT",
              "de-CH",
              "fr-CH",
              "en-CH",
              "es-ES",
              "en-ES",
              "it-IT",
              "en-IT",
              "en-GB"
            ],
            "type": "string"
          },
          "sites": {
            "description": "Only these sites (keys from list_sites, e.g. [\"lofvi\", \"toolrango\"]); default: every site.",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "best_deals"
    },
    {
      "description": "Shop prices of one product version side by side in the locale's market on the site that lists it (cheapest total first, out of stock last; price, shipping, stock, when checked and the shop link), plus the same version's best price in that site's other markets.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "locale": {
            "description": "Language and market (nl-NL = Dutch for the Netherlands, fr-BE = French for Belgium, de-DE = German for Germany, en-NL = English for the Netherlands; FR, DK and SE too). Shops, prices, currency and stock are per market; only sites that serve the locale answer. Default nl-NL.",
            "enum": [
              "nl-NL",
              "en-NL",
              "nl-BE",
              "fr-BE",
              "en-BE",
              "de-DE",
              "en-DE",
              "fr-FR",
              "en-FR",
              "da-DK",
              "en-DK",
              "sv-SE",
              "en-SE",
              "de-AT",
              "en-AT",
              "de-CH",
              "fr-CH",
              "en-CH",
              "es-ES",
              "en-ES",
              "it-IT",
              "en-IT",
              "en-GB"
            ],
            "type": "string"
          },
          "product": {
            "description": "The product's page URL (any site, any language), or its id from search_products together with `site`.",
            "type": "string"
          },
          "site": {
            "description": "The site key from search_products or list_sites; not needed with a page URL.",
            "type": "string"
          },
          "version": {
            "description": "A version id (colour, size, …); default: the version with the cheapest offer.",
            "type": "string"
          }
        },
        "required": [
          "product"
        ],
        "type": "object"
      },
      "name": "compare_prices"
    },
    {
      "description": "Exact identity lookup on every site: a GTIN/EAN barcode, a manufacturer item number or a LEGO set number. Returns each site's matching product with its current shop offers in the locale's market (cheapest total first, each with its link) and the best price overall. Never a guess: no match means no site lists that exact product.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "code": {
            "description": "GTIN/EAN (8–14 digits), manufacturer item number or LEGO set number.",
            "type": "string"
          },
          "locale": {
            "description": "Language and market (nl-NL = Dutch for the Netherlands, fr-BE = French for Belgium, de-DE = German for Germany, en-NL = English for the Netherlands; FR, DK and SE too). Shops, prices, currency and stock are per market; only sites that serve the locale answer. Default nl-NL.",
            "enum": [
              "nl-NL",
              "en-NL",
              "nl-BE",
              "fr-BE",
              "en-BE",
              "de-DE",
              "en-DE",
              "fr-FR",
              "en-FR",
              "da-DK",
              "en-DK",
              "sv-SE",
              "en-SE",
              "de-AT",
              "en-AT",
              "de-CH",
              "fr-CH",
              "en-CH",
              "es-ES",
              "en-ES",
              "it-IT",
              "en-IT",
              "en-GB"
            ],
            "type": "string"
          },
          "sites": {
            "description": "Only these sites (keys from list_sites, e.g. [\"lofvi\", \"toolrango\"]); default: every site.",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "code"
        ],
        "type": "object"
      },
      "name": "find_by_code"
    },
    {
      "description": "The independent price-comparison sites this server searches (furniture and lighting, tools, toys, LEGO, board games, games, baby, pets, perfume, books, smart home and more): key, name, what each covers, its markets and languages, its home page and its own MCP server for deeper questions (categories, brands, guides, toplists).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "locale": {
            "description": "Language and market (nl-NL = Dutch for the Netherlands, fr-BE = French for Belgium, de-DE = German for Germany, en-NL = English for the Netherlands; FR, DK and SE too). Shops, prices, currency and stock are per market; only sites that serve the locale answer. Default nl-NL.",
            "enum": [
              "nl-NL",
              "en-NL",
              "nl-BE",
              "fr-BE",
              "en-BE",
              "de-DE",
              "en-DE",
              "fr-FR",
              "en-FR",
              "da-DK",
              "en-DK",
              "sv-SE",
              "en-SE",
              "de-AT",
              "en-AT",
              "de-CH",
              "fr-CH",
              "en-CH",
              "es-ES",
              "en-ES",
              "it-IT",
              "en-IT",
              "en-GB"
            ],
            "type": "string"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "list_sites"
    },
    {
      "description": "Search every site's catalogue at once for a product, brand or kind of product (typos are corrected per site). Returns products with their site, page URL, manufacturer list price and a summary of current shop offers in the locale's market (shops, buyable, lowest total incl. known shipping). Use compare_prices for the shops and their links.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "default": 10,
            "description": "Most results.",
            "maximum": 25,
            "minimum": 1,
            "type": "integer"
          },
          "locale": {
            "description": "Language and market (nl-NL = Dutch for the Netherlands, fr-BE = French for Belgium, de-DE = German for Germany, en-NL = English for the Netherlands; FR, DK and SE too). Shops, prices, currency and stock are per market; only sites that serve the locale answer. Default nl-NL.",
            "enum": [
              "nl-NL",
              "en-NL",
              "nl-BE",
              "fr-BE",
              "en-BE",
              "de-DE",
              "en-DE",
              "fr-FR",
              "en-FR",
              "da-DK",
              "en-DK",
              "sv-SE",
              "en-SE",
              "de-AT",
              "en-AT",
              "de-CH",
              "fr-CH",
              "en-CH",
              "es-ES",
              "en-ES",
              "it-IT",
              "en-IT",
              "en-GB"
            ],
            "type": "string"
          },
          "max_price": {
            "description": "Highest price in the market's currency incl. VAT (lowest shop offer incl. known shipping).",
            "minimum": 0,
            "type": "number"
          },
          "query": {
            "description": "What to look for: product name, brand, model or kind of product.",
            "type": "string"
          },
          "sites": {
            "description": "Only these sites (keys from list_sites, e.g. [\"lofvi\", \"toolrango\"]); default: every site.",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_products"
    }
  ]
}

What the leaf hashes

{"body":"a56966d1a12cd421ce09cd3a74a61fd1bf42faff900673490c6956540f8fc708","id":3058668,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793820663867140,"prev":null,"subject":"bab082d8-d173-436e-8454-289e9557153a","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x9f7b33db946a6263b5eff93f9a3b92de5031d7a01661d77f81c2628afcc577e6
2. 0x7bd3e86d651fb8283e437e099eeeb6f2cfc8db30f0ddbf040d553206fbf09906
3. 0x32360f96a1f06fdf4a8f82083f18086f3ba275b7ef4fac099b54cf0979ca830a
4. 0x4bd210b1421bf3530d900e7a20345df13a3192e32ec0198b044fb0a9dd9e6a7d
5. 0x30abd208e0137d87c2114526ee050bf053f6fe24353b819ef98b5fcc9c4b5f2f
6. 0x5f5d724303d7d516248a7392006bbc538f7568488066839c1d6a8d1546ef9a2b
7. 0xbbe300a5f606277d5057816019103112e379795eeee57e8bee1b6ddafdab0be5
8. 0xf32fafbcfc2121099718e2fd32b6b4ba94ac51afae9ed20ac8c1a263304f0bb0
9. 0x8f7d59a0c7579c2073c8e442e9151dd393b562e782444d060381fb4af646dfa7
10. 0x3ecf857a5c69db4e81e8b3a98f918a6cd9835b146cf10c8d6a6dfda8f7159476
11. 0xa5f577c6e0f2f31021ddeb63d41b9a88ce1d05c56432a49e88c6ac40f5284ff7
12. 0xcada2b0be854813918bc20e15980ccc079625a1256445732da5f75c5fa170715
13. 0xda97740b562e05635b9612a72582a35284fbed5878cc716620c5cfe946914d99
14. 0x0acb776c7cfb7900304eb2e18bdaeb4d910683a314407142d6e5519fdff93376
15. 0x378b07f7642084931bbdf9bd843070621af094779cacfc2186c04d7a92468ab6
16. 0xaf6861b690de8e69efdec688615139e2df9624a773d4c6017d1ef5841d1ac724
17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345