ValiBlocks

Clinical Data Integrity — ePRO / EDC Integration Demo
Not connected
Demo environment · Transactions run on a testnet and have no real value · Data is reset periodically
Subject / Visit
Audit Trail
Select a subject and visit to view history.
Vital Signs
Patient-Reported Outcomes
Safety
Investigator Notes

Submission Receipt — store alongside your EDC record

Amendment
Algorithm
Digest
Transaction
Timestamp

Save the Form ID, Amendment version, and Digest in your database. An auditor will need these — along with the original data — to verify integrity at any future point.

Enter the data exactly as it appears in the source system. The registry will confirm whether the data matches the on-chain record — no crypto knowledge required.

On-chain record
Amendment
Recorded
Submitted by
Digest

Enter the data from your source record below and click Verify Against Registry.

Vital Signs
Patient-Reported Outcomes
Safety
Investigator Notes