{
  "schema": "alcum.attestation/1",
  "series": "SAMPLE-2026-A (unhedged)",
  "network": "sepolia",
  "sample": true,
  "date": "2026-08-20",
  "valuation": {
    "nav": 235812.04,
    "units": 25000,
    "unitValue": 9.4325,
    "dealingPrice": 9.4325,
    "dealing": {
      "allocations": 0,
      "allocatedUsdc": 0,
      "unitsIssued": 0,
      "redemptions": 0,
      "unitsRetired": 0,
      "paidUsdc": 0,
      "nettedUsdc": 0,
      "netFlowUsdc": 0
    },
    "haircutWithheld": 4782.75,
    "highWaterMark": null,
    "operationalMark": null,
    "attribution": {
      "copperPrice": -2617.05,
      "fx": 0,
      "operational": 0,
      "hedge": 0,
      "haircuts": 65.43,
      "fees": -9.8,
      "flows": 0
    },
    "attributionPerUnit": {
      "copperPrice": -0.104682,
      "fx": 0,
      "operational": 0,
      "hedge": 0,
      "haircuts": 0.002617,
      "fees": -0.000392,
      "flows": 0
    },
    "contributions": [
      {
        "eventId": "fee-2026-08-20",
        "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": -9.8,
          "flows": 0
        }
      },
      {
        "eventId": "75ce0ecf-e548-4db9-bff6-c3b0335b57a7",
        "type": "INVENTORY_REVALUATION",
        "note": "Copper price −1.35 % since the last valuation (LME cash 13,890.00 USD/t)",
        "evidenceRef": "sha256:4ecf82ca0812",
        "effect": {
          "copperPrice": -2617.05,
          "fx": 0,
          "operational": 0,
          "hedge": 0,
          "haircuts": 65.43,
          "fees": 0,
          "flows": 0
        }
      }
    ]
  },
  "inputs": {
    "eventLogSha256": "ca357c11330d0de6b79e90cd98c9cd4ae9c9783867c0506762107e8be903d589",
    "eventCount": 14,
    "methodology": "design document §3.7 / owner checklist xCUP Share Price Update Events (revised), with §3.8 corrections"
  },
  "issuedAt": "2026-08-20T15:00:00.000Z",
  "signer": {
    "alg": "Ed25519",
    "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAK3Xme4H2XZPGZphfWnUzgoaNHm9nJleg2R+U9hC0ub8=\n-----END PUBLIC KEY-----\n",
    "kind": "dev-file"
  },
  "signature": "PKqFWS4SOMIN6iqunv9rscokSiNnEu6Ehao06AoIOZZF8UAUKw6RjQXoswibJ0gP3uYfaLsx4b1UFt2GCOo5BA=="
}