安装 SDK、存证、验证。

npm install @quantovainc/qstamp fingerprint files npx qstamp hash report.pdf ledger.csv stamp them in one transaction npx qstamp stamp report.pdf ledger.csv \ --seed-file ./signer.key --index 0 --kind financial_record verify a receipt against its file npx qstamp verify report.pdf.qstamp.json --file report.pdf recover an interrupted stamp npx qstamp complete qstamp-pending-1760000000000-a1b2c3d4.json

const qstamp = require('@quantovainc/qstamp'); const digest = await qstamp.digestFile('report.pdf'); const [receipt] = await qstamp.stamp({ seed, index: 0, kind: 'financial_record', records: [{ digest }], }); const result = await qstamp.verify(receipt, { file: 'report.pdf', }); result.status · result.checks · result.endpoints