{
  "schemaVersion": 1,
  "studyDate": "2026-09-20",
  "referenceTimeUtc": "2026-09-20T19:21:18.255Z",
  "productionSource": "89ade5b9be5745f09ee09f0c394223549e5f0085",
  "inventorySource": "One production SJC node, around 19:00 UTC",
  "probeOrigin": "Investigator network, not Lasso deployment nodes",
  "scope": [
    {
      "chains": [
        "Ethereum",
        "Optimism",
        "Unichain",
        "Polygon",
        "World",
        "Base",
        "Arbitrum"
      ],
      "targetAgesDays": [
        1,
        7,
        30,
        365
      ]
    },
    {
      "chains": [
        "Tempo",
        "Robinhood"
      ],
      "targetAgesDays": [
        1,
        7,
        30
      ],
      "yearTarget": "Predates observed block-1 history; inapplicable"
    }
  ],
  "inventory": {
    "configuredHttpProfileRouteSlots": 118,
    "distinctEndpointAuthenticationIdentities": 92,
    "initialCredentialMatchedSlots": 90,
    "initialMatchedIdentities": 70,
    "supplementCredentialMatchedSlots": 103,
    "supplementMatchedIdentities": 78,
    "interpretation": "Credential matching does not establish testing or success. Original runs retain original matching denominators; additional matches apply only to supplements."
  },
  "directRequests": 3404,
  "directPrimaryProfileMethodCells": [
    {
      "method": "eth_call",
      "selectors": [
        "hash",
        "number"
      ],
      "public": {
        "witnessedCells": 68,
        "positiveCells": 56,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 27
      },
      "premium": {
        "witnessedCells": 68,
        "positiveCells": 68,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 60
      }
    },
    {
      "method": "eth_getCode",
      "selectors": [
        "hash",
        "number"
      ],
      "public": {
        "witnessedCells": 68,
        "positiveCells": 54,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 29
      },
      "premium": {
        "witnessedCells": 68,
        "positiveCells": 68,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 60
      }
    },
    {
      "method": "eth_getStorageAt",
      "selectors": [
        "hash",
        "number"
      ],
      "public": {
        "witnessedCells": 56,
        "positiveCells": 48,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 26
      },
      "premium": {
        "witnessedCells": 56,
        "positiveCells": 56,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 48
      }
    },
    {
      "method": "eth_getBalance",
      "selectors": [
        "hash",
        "number"
      ],
      "public": {
        "witnessedCells": 40,
        "positiveCells": 40,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 18
      },
      "premium": {
        "witnessedCells": 40,
        "positiveCells": 40,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 40
      }
    },
    {
      "method": "eth_getTransactionReceipt",
      "selectors": [
        "transaction_hash"
      ],
      "public": {
        "witnessedCells": 50,
        "positiveCells": 50,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 24
      },
      "premium": {
        "witnessedCells": 50,
        "positiveCells": 50,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 50
      }
    },
    {
      "method": "eth_getLogs",
      "selectors": [
        "hash",
        "number"
      ],
      "public": {
        "witnessedCells": 54,
        "positiveCells": 54,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 28
      },
      "premium": {
        "witnessedCells": 54,
        "positiveCells": 54,
        "cellsWithAtLeastTwoObservedOperatorFamilies": 54
      }
    }
  ],
  "cellDefinition": "Eligible witnessed chain x depth x selector x witness; missing witnesses excluded. Positive means at least one anchored exact match, including a reference-only match. Primary profiles only; reserve results excluded.",
  "operatorFamilyBoundary": "Inferred or endpoint-attributed groupings; not proof of independent infrastructure, accounts or quotas. Unknown attribution does not establish single-operator dependence.",
  "productionCustomerRoute": {
    "serviceProfile": "Premium",
    "requests": 119,
    "positiveCallCells": 54,
    "witnessedCallCells": 56,
    "chains": [
      "Ethereum",
      "Optimism",
      "Unichain",
      "Polygon",
      "World",
      "Base",
      "Arbitrum"
    ],
    "failedCallCells": [
      {
        "chain": "Arbitrum",
        "ageDays": 1,
        "selector": "hash",
        "errorCode": -32000
      },
      {
        "chain": "Arbitrum",
        "ageDays": 30,
        "selector": "number",
        "errorCode": -32603
      }
    ],
    "publicCustomerRoute": "Not qualified by this study"
  },
  "limits": [
    "No BSC, testnet or early-chain-history qualification",
    "Missing positive method witnesses and unmatched endpoints remain unknown",
    "No availability, sustained capacity, SLA or post-change deployment claim"
  ],
  "retainedInputSha256": {
    "coverage.json": "cf53451c58f60dcbdac53cc8f8a8bc2bc829a6b7be4949ff7ef158f197f65861",
    "outcomes.json": "f65f9cb8ed5966d44cc5208e1c603ebbd4d6a49202821a52480fae3369aba48f"
  }
}