Signature verification

Medi Assist Thesis Supported by Regime, Limited by Idiosyncrasy

Run c7aa9d30-86ed-40bd-a937-2f27f248f748 · signed 4/7/2026, 10:57:07 am
Signature valid — memo authentic & untampered

This memo was produced by Attevia. Every metric, weight, thesis stance, and hash on the public page matches the bytes that were signed. If any character had been edited after signing, this check would fail.

Signature
Algorithm
ed25519
Public key fingerprint
wRKTmyEG59lkKWt3
Server public key fingerprint
wRKTmyEG59lkKWt3
Message digest (sha256)
ffb57ee2cf9da6a2c863eb95c7818d0e58e82cb8cebdde4fbc65612a2b6babdb
Signature (ed25519)
XPb3gqmdF2-f0SsYoRu3bZumHYlFli1THOcDhhs-1xbSQklxoqiztUbK5TJLnXKr36TytJZvDIzU0ysNwdwvDw
Canonical version
1
What was signed

The canonical message below is a deterministic JSON of the run id, creation time, thesis sha256, strategy spec, sorted weights, and all key backtest metrics. It is stable across servers, so any third party holding the public key can verify the memo offline.

{
  "v": 1,
  "runId": "c7aa9d30-86ed-40bd-a937-2f27f248f748",
  "createdAt": 1783162412910,
  "thesisSha256": "ce4726e1529d4fef32a17f09f82839793e09b4a955ad81f9d46d074ae75ce1ab",
  "strategy": {
    "name": "Regime Switch Health Insurance Proxy",
    "allocation": "regime_blend",
    "rebalance": "weekly",
    "benchmark": "NIFTYBEES.NS",
    "universe": [
      "GOLDBEES.NS",
      "HDFCLIFE.NS",
      "HEALTHIETF.NS",
      "NIFTYBEES.NS",
      "PHARMABEES.NS",
      "SBILIFE.NS"
    ]
  },
  "weights": [
    [
      "GOLDBEES.NS",
      0.379623
    ],
    [
      "HDFCLIFE.NS",
      0.090346
    ],
    [
      "HEALTHIETF.NS",
      0.140898
    ],
    [
      "NIFTYBEES.NS",
      0.145751
    ],
    [
      "PHARMABEES.NS",
      0.134203
    ],
    [
      "SBILIFE.NS",
      0.109178
    ]
  ],
  "metrics": {
    "sharpe": 0.9675,
    "sortino": 0.8969,
    "annualReturn": 0.2247,
    "annualVolatility": 0.1553,
    "maxDrawdown": -0.1765,
    "cvar95": -0.0236,
    "winRate": 0.5593,
    "totalReturn": 0.6533,
    "startDate": "2023-12-12",
    "endDate": "2026-07-03"
  },
  "memo": {
    "title": "Medi Assist Thesis Supported by Regime, Limited by Idiosyncrasy",
    "recommendation": "hold",
    "conviction": 5
  }
}
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Verify offline

Fetch the Attevia public key at /pubkey, take the canonical message above, and run crypto.verify(null, msg, publicKey, signature) in Node, or use any WebCrypto Ed25519 verifier.

Algorithm: ed25519
Encoding: SPKI/DER · public · base64url
Canonical: JSON v1