{
  "schema": "alcum.attestation/1",
  "series": "SAMPLE-2026-A (unhedged)",
  "network": "sepolia",
  "sample": true,
  "date": "2026-08-24",
  "valuation": {
    "nav": 236325.57,
    "units": 25000,
    "unitValue": 9.453,
    "dealingPrice": 9.453,
    "dealing": {
      "allocations": 0,
      "allocatedUsdc": 0,
      "unitsIssued": 0,
      "redemptions": 0,
      "unitsRetired": 0,
      "paidUsdc": 0,
      "nettedUsdc": 0,
      "netFlowUsdc": 0
    },
    "haircutWithheld": 4901.54,
    "highWaterMark": null,
    "operationalMark": null,
    "attribution": {
      "copperPrice": 3642.88,
      "fx": 0,
      "operational": -4100,
      "hedge": 0,
      "haircuts": -91.07,
      "fees": -9.74,
      "flows": 0
    },
    "attributionPerUnit": {
      "copperPrice": 0.145715,
      "fx": 0,
      "operational": -0.164,
      "hedge": 0,
      "haircuts": -0.003643,
      "fees": -0.00039,
      "flows": 0
    },
    "contributions": [
      {
        "eventId": "fee-2026-08-24",
        "type": "FEE_ACCRUAL",
        "note": "1.50 % p.a., one day on the NAV before fees",
        "effect": {
          "copperPrice": 0,
          "fx": 0,
          "operational": 0,
          "hedge": 0,
          "haircuts": 0,
          "fees": -9.74,
          "flows": 0
        }
      },
      {
        "eventId": "f5c31699-e224-4886-befd-67065bee84fc",
        "type": "COST",
        "note": "Processing and storage, accrued",
        "evidenceRef": "sha256:bd9a4dce2815",
        "effect": {
          "copperPrice": 0,
          "fx": 0,
          "operational": -4100,
          "hedge": 0,
          "haircuts": 0,
          "fees": 0,
          "flows": 0
        }
      },
      {
        "eventId": "c7370700-11bb-4eaf-a450-0cbc7861c51c",
        "type": "INVENTORY_REVALUATION",
        "note": "Copper price +1.89 % since the last valuation (LME cash 14,235.00 USD/t)",
        "evidenceRef": "sha256:04514e0879bb",
        "effect": {
          "copperPrice": 3642.88,
          "fx": 0,
          "operational": 0,
          "hedge": 0,
          "haircuts": -91.07,
          "fees": 0,
          "flows": 0
        }
      }
    ]
  },
  "inputs": {
    "eventLogSha256": "65bc1dfdf41ded16807c1c603cc13ea261e6a89639b1d35e8b4aa655fe76fd93",
    "eventCount": 17,
    "methodology": "design document §3.7 / owner checklist xCUP Share Price Update Events (revised), with §3.8 corrections"
  },
  "issuedAt": "2026-08-24T15:00:00.000Z",
  "signer": {
    "alg": "Ed25519",
    "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAK3Xme4H2XZPGZphfWnUzgoaNHm9nJleg2R+U9hC0ub8=\n-----END PUBLIC KEY-----\n",
    "kind": "dev-file"
  },
  "signature": "22XjMjxKOY7BZvsoOdRWOSrisKd0iNQ1uuTKwpJWL6FPx81hAXRYNbMpZMQ5o0bM0ITrn/ikXGJOkQADyO2lCQ=="
}