Catch the discrepancy before your bank does
Every refusal is expensive in cash and in trust. PaperChain examines your Letter of Credit and documents against UCP 600 and ISBP 821 before your bank does — so there is nothing left to object to.
Four steps, a few minutes, no integration
How the check works, step by step · The 45 UCP 600 and ISBP 821 checks we run
Upload
Add the LC terms and your document set — read locally in your browser.
UCP 600 check
44+ UCP 600 / ISBP 821 checks examine and score the set.
XRPL anchor
The document-bundle hash is written on-chain as evidence.
Submit
Download a bank-ready package with certificate and findings.
Built for exporters, forwarders and their trade-finance teams
Privacy-first
Documents never leave your browser — only a hash is anchored.
On-chain proof
Tamper-evident XRPL anchor. No wallet or crypto knowledge needed.
Minutes, not days
Self-service, no integration, no waiting on manual review.
Run one real presentation, free.
Upload one Letter of Credit set and get a full UCP 600 / ISBP 821 discrepancy report back in minutes.