Evidence row 299852

What was observed

{
  "count": 8,
  "tools": [
    {
      "description": "Look up product by EAN/UPC barcode. Returns full product details, prices from multiple merchants.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "barcode": {
            "description": "EAN or UPC barcode number e.g. '4056565032219'",
            "type": "string"
          },
          "ean": {
            "description": "EAN code (alternative parameter name)",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "barcode_lookup"
    },
    {
      "description": "Trending products and news in a specific category.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "category": {
            "description": "Product category e.g. 'Matratzen', 'Laptops', 'Smartphones'",
            "type": "string"
          },
          "lang": {
            "default": "de",
            "description": "Language: 'de' or 'en' (default: de)",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "category_trends"
    },
    {
      "description": "EcommerceOracle server status.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "health_check"
    },
    {
      "description": "Monitor marketplace presence and pricing news for your brand vs competitor.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "brand": {
            "description": "Your brand name",
            "type": "string"
          },
          "competitor": {
            "description": "Competitor brand (optional)",
            "type": "string"
          },
          "lang": {
            "default": "de",
            "description": "Language: 'de' or 'en' (default: de)",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "marketplace_monitor"
    },
    {
      "description": "Compare product prices across multiple sources. Provides merchant links for Idealo, Amazon, Google Shopping.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "country": {
            "default": "DE",
            "description": "Country: 'DE', 'US', 'GB' (default: DE)",
            "type": "string"
          },
          "query": {
            "description": "Product to compare e.g. 'Emma Matratze 90x200'",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "price_comparison"
    },
    {
      "description": "Extract structured product data (price, rating, images) from any product page URL using JSON-LD.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "url": {
            "description": "Product page URL e.g. 'https://shop.com/product/123'",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "product_detail"
    },
    {
      "description": "Search products by name across Algolia, UPCItemDB, and Open Food Facts. Returns prices, brands, images.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "default": 10,
            "description": "Max results 1-20 (default: 10)",
            "maximum": 20,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "description": "Product search query e.g. 'matratze 140x200', 'iPhone 15 case'",
            "type": "string"
          },
          "source": {
            "description": "Data source: 'algolia', 'upc', 'openfood', 'all' (default: algolia)",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "product_search"
    },
    {
      "description": "Fetch products from any Shopify-powered store via their public /products.json endpoint.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "domain": {
            "description": "Shop domain e.g. 'gymshark.com', 'allbirds.com'",
            "type": "string"
          },
          "limit": {
            "default": 20,
            "description": "Max products 1-50 (default: 20)",
            "maximum": 50,
            "minimum": 1,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "shopify_products"
    }
  ]
}

What the leaf hashes

{"body":"63b163be69de8fb816cd398b0b36fc7902c43e079c93153fad0f9e8e34f90fae","id":299852,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793053133759193,"prev":null,"subject":"92149839-c966-430b-94fd-ff595d5173fa","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x9a88eec8e84c9a27ef4a74444beede42ab37c88572fa808e54b4748173b5ce8f
2. 0x028c447797d4bc69c5749e71d21cb870aae2b6be78328e02ef4e131754a2ccb4
3. 0xb12eabc79d50bf46689c11de01511f6bc431448ac2df2618833eceb80063a41c
4. 0x786825a8b467df31727c4b56c015f8d4f124906bca71843aa5fdccf837d4ce33
5. 0x996680b923e9eea4da420cd8f2c20e7accfd8d280ac7d1dc7fdb4208a2a686af
6. 0x0526506c37acd54aeeaff172d6b0372cc0527e35b219059cd21f2e2d3bcbb6ef
7. 0x37c3845815f41ffc3fc725ac7c02ae747cffd8029fbe0b65bf3709534f36220b
8. 0xdc4fe93426c72c2da96600cd05a0ef063b5ce5e420b94ebbc9cc783fd3c6dfa3
9. 0x6482aa079d63383ea6d87b53b5b2a91f5b271acde9eb01239868f126bcba9663
10. 0x1aaf62de630dedecdb7489eb3c995d9755402e845b621c4301684e0f3dc79b03
11. 0xee5ef8d84c329a24d375330252426182463aa2a536127b218e61007c87101323
12. 0xfee33ee0189dc82c649bd0324796a297b897507b2fddbbe2eff331c40c960ce2
13. 0x239fd39716710e7412bd120c373072b4c0d8b11bb9ee431dad62a2ce57b3d6f4
14. 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae