Evidence row 579538

What was observed

{
  "count": 6,
  "tools": [
    {
      "description": "US federal contracts and grants for quantum technology (DOE, NSF, DARPA/DoD, and others), from USAspending.gov. Shows which organizations receive quantum-related federal money, how much, and from which agency. Use to track the quantum supply chain and policy push downstream of the 2026 quantum executive orders.",
      "inputSchema": {
        "properties": {
          "agency": {
            "description": "Awarding agency or sub-agency (partial match), e.g. Energy, NSF, Defense, DARPA.",
            "type": "string"
          },
          "award_type": {
            "description": "Award type.",
            "enum": [
              "contract",
              "grant"
            ],
            "type": "string"
          },
          "limit": {
            "description": "limit (default 50, max 200)",
            "type": "integer"
          },
          "min_amount": {
            "description": "Minimum award amount in USD.",
            "type": "number"
          },
          "offset": {
            "description": "offset (default 0)",
            "type": "integer"
          },
          "q": {
            "description": "Full-text search (ranked) across recipient, description, and agency.",
            "type": "string"
          },
          "recipient": {
            "description": "Recipient/organization name (partial match), e.g. IonQ, Rigetti, a university.",
            "type": "string"
          },
          "since": {
            "description": "ISO date; awards on or after this action date.",
            "type": "string"
          },
          "year": {
            "description": "Fiscal/action year, e.g. \"2025\".",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_quantum_funding"
    },
    {
      "description": "UN Comtrade annual export volumes by country and HS code for semiconductor-critical materials.",
      "inputSchema": {
        "properties": {
          "hs_code": {
            "description": "HS-6 commodity code, e.g. 280491 for gallium.",
            "type": "string"
          },
          "limit": {
            "description": "limit (default 100, max 500)",
            "type": "integer"
          },
          "material": {
            "description": "Material name (synonym-expanded), e.g. Gallium, Cobalt, Lithium.",
            "type": "string"
          },
          "min_value": {
            "description": "Minimum trade value in USD.",
            "type": "number"
          },
          "offset": {
            "description": "offset (default 0)",
            "type": "integer"
          },
          "period": {
            "description": "Year, e.g. \"2022\".",
            "type": "string"
          },
          "reporter": {
            "description": "Exporting country name (partial match), e.g. China, Chile, Germany.",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_trade_flows"
    },
    {
      "description": "USGS MRDS mineral deposit records for semiconductor-critical materials. 1,233 deposits. NOTE: this is a 2011 historical snapshot  -  use as_of in the response meta.",
      "inputSchema": {
        "properties": {
          "active_only": {
            "description": "Only return active producers/plants.",
            "type": "boolean"
          },
          "commodity": {
            "description": "Commodity name with synonym expansion (e.g. Gallium, Lithium, Cobalt).",
            "type": "string"
          },
          "country": {
            "description": "Country name (exact match), e.g. \"United States\", \"China\".",
            "type": "string"
          },
          "limit": {
            "description": "limit (default 50, max 200)",
            "type": "integer"
          },
          "min_score": {
            "description": "Minimum semiconductor relevance score (1-10).",
            "type": "integer"
          },
          "offset": {
            "description": "offset (default 0)",
            "type": "integer"
          },
          "q": {
            "description": "Full-text search (ranked) across site name, commodity, ore controls, and location.",
            "type": "string"
          },
          "state": {
            "description": "US state filter (exact match).",
            "type": "string"
          },
          "status": {
            "description": "development_status (exact match).",
            "enum": [
              "Producer",
              "Past Producer",
              "Prospect",
              "Occurrence",
              "Plant"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_mineral_deposits"
    },
    {
      "description": "Federal Register regulatory signals on semiconductor-critical materials: export controls, sanctions, import restrictions, and strategic-reserve actions. LLM-structured with importance scoring.",
      "inputSchema": {
        "properties": {
          "country": {
            "description": "Country NAME (full name, e.g. \"China\", \"Russia\")  -  matched within countries_affected. Not an ISO code.",
            "type": "string"
          },
          "importance": {
            "description": "strategic_importance level.",
            "enum": [
              "high",
              "medium",
              "low"
            ],
            "type": "string"
          },
          "limit": {
            "description": "limit (default 50, max 200)",
            "type": "integer"
          },
          "material": {
            "description": "Material name; matched within materials_mentioned, with synonym expansion (e.g. Gallium also matches GaN). Free-text values: Gallium, Germanium, Indium, Silicon, Rare Earth, Cobalt, Lithium, Tellurium, Selenium.",
            "type": "string"
          },
          "offset": {
            "description": "offset (default 0)",
            "type": "integer"
          },
          "q": {
            "description": "Full-text search across title, abstract, and summary.",
            "type": "string"
          },
          "sector": {
            "description": "Filter to a tech vertical. quantum = quantum-relevant records (export controls on qubits, cryogenics, etc.). Omit for all.",
            "enum": [
              "semiconductor",
              "quantum"
            ],
            "type": "string"
          },
          "since": {
            "description": "ISO date; records published on or after this date.",
            "type": "string"
          },
          "type": {
            "description": "signal_type to filter by.",
            "enum": [
              "export_control",
              "import_restriction",
              "strategic_reserve",
              "sanctions",
              "supply_disruption",
              "designation",
              "regulatory_update"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_regulatory_signals"
    },
    {
      "description": "US Consolidated Screening List. Use for supplier / counterparty due diligence against export-control and sanctions lists.",
      "inputSchema": {
        "properties": {
          "country": {
            "description": "ISO-2 country code (e.g. CN, RU, IR).",
            "type": "string"
          },
          "limit": {
            "description": "limit (default 50, max 200)",
            "type": "integer"
          },
          "list_name": {
            "description": "Source list fragment, e.g. \"Entity List\", \"SDN\", \"Military End User\".",
            "type": "string"
          },
          "name": {
            "description": "Entity name or alias (partial match).",
            "type": "string"
          },
          "offset": {
            "description": "offset (default 0)",
            "type": "integer"
          },
          "q": {
            "description": "Full-text search across name, aliases, and addresses.",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_restricted_entities"
    },
    {
      "description": "SEC EDGAR filings processed with an LLM to extract supply chain signals, sentiment, and material mentions.",
      "inputSchema": {
        "properties": {
          "entity": {
            "description": "Company / filer name (partial match).",
            "type": "string"
          },
          "form": {
            "description": "SEC form type.",
            "enum": [
              "8-K",
              "10-K",
              "10-Q"
            ],
            "type": "string"
          },
          "importance": {
            "description": "strategic_importance level.",
            "enum": [
              "high",
              "medium",
              "low"
            ],
            "type": "string"
          },
          "limit": {
            "description": "limit (default 50, max 200)",
            "type": "integer"
          },
          "material": {
            "description": "Material mentioned in filing (synonym-expanded).",
            "type": "string"
          },
          "offset": {
            "description": "offset (default 0)",
            "type": "integer"
          },
          "q": {
            "description": "Full-text search (ranked) across entity name, summary, materials, and companies.",
            "type": "string"
          },
          "sector": {
            "description": "Filter to a tech vertical (quantum = quantum-relevant filings). Omit for all.",
            "enum": [
              "semiconductor",
              "quantum"
            ],
            "type": "string"
          },
          "sentiment": {
            "description": "Supply chain sentiment.",
            "enum": [
              "bullish",
              "neutral",
              "bearish"
            ],
            "type": "string"
          },
          "since": {
            "description": "ISO date; filings on or after.",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_sec_filings"
    }
  ]
}

What the leaf hashes

{"body":"ecbface33be184f43c852ecfc9a9ace9c627ddc36063e2119ac36da4415a8234","id":579538,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143476794042,"prev":null,"subject":"32c5bb86-b2d7-4207-b6c1-4098851f2ca3","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. 0x4f293bc4399e4e8c417f55ade9a5bae5b5beaa729ca5580cd1d3e9eb2250aa92
2. 0x342a3a21a448d1b5c4c23a3f1a3195d3cd2c9895b2f3e081b5af94360ed60ab4
3. 0xd444f5a53fb636493517368d3777040cda5a7eff596037b6ac4c1c20cf6e2326
4. 0x329857c0b7aaa4d90147f3f83649c29f89f493d90493013de972039de91a7fd9
5. 0xa7e9e714822653a7b44d849590933be64171509c84e127fc898208e33834d1f0
6. 0xa079a78b36cb3d192c324d9c5a0f10e487bcd028a85f1a98daab20f55d11cb2d
7. 0x6f0fa59e1df96b85579e1f421ab1ef20b173412543c50ab029a28dd30def4e75
8. 0x807817af4afc1b0a32f5f45062b0a1e19cd33c81a83a1a89e73425b31f4c8a80
9. 0x4faf3867ef639ef31ad5ee18a466ca46153c68410bfd2f5d73f9de167e3cfda7
10. 0xddb3adc9cfacf52ec6ec3ca17c2cd1560f8f01d6ab3996f56581f75d9b6466ee
11. 0x7b0f54aa0116cedb8afb80e7150869a7cf2b70adc313e0079a760b5d19d2efbc
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