从记录到在量子计算机出现后依然有效的凭证。

{
  "evaluation": {"approved_by": "Model Risk Committee", "auc": 0.871},
  "model": "risk-model 3.2.1",
  "time": "2026-10-09T09:39:27.273Z",
  "training_data": "dataset manifest 2026-09-30",
  "weights_sha3": "f01483b8e6269760c5c2e2025875b6e5d1b16402443e9a98d73e0a43156bf17b"
}

const qstamp = require('@quantovainc/qstamp');
const batch = [];

agent.on('action', (action) => {
  const bytes = Buffer.from(canonicalJson(action));
  log.write(bytes);
  batch.push({ digest: qstamp.digestBytes(bytes) });
});

setInterval(async () => {
  const records = batch.splice(0);
  if (records.length === 0) return;
  const receipts = await qstamp.stamp({
    seed, index: 0, kind: 'ai_agent_action', records,
    onPending: savePending,
  });
  receipts.forEach(storeBesideAction);
}, 60000);

{
  "agent": "credit-decision-agent-07",
  "amount_usd": 125000,
  "applicant": "APP-54a49c823275",
  "decision": "approve",
  "human_review": false,
  "model": "risk-model 3.2.1",
  "operator": "Example Bank plc",
  "policy": "retail-lending-policy 2026-10",
  "reasons": ["score_above_threshold"],
  "risk_score": 645,
  "time": "2026-10-09T09:39:25.132Z",
  "tool": "credit_bureau.lookup"
}