Verified bidder identity
Legal representatives are bound to the bidding company through biovital KYC.
ALL APPLICATIONS
Tenders · Integrity
Tenders signed by people, not shell proxies.
Every bid, every signature, every legal representative — bound to a verified living human. Sieve eliminates ghost bidders and collusion by anchoring procurement acts to forensic biovital e-signature.
0
proxy bidders
100%
signature traceability
Court-grade
forensic evidence
01 · CAPABILITIES
What this product does inside your agency.
Forensic e-signature
Each bid signed with biovital proof-of-life and tamper-evident audit trail.
Anti-proxy enforcement
Detects shared credentials and proxy bidders before tender opening.
Auditable history
Full signature chain available to oversight bodies and courts.
02 · WORKFLOW
How the citizen flow unfolds.
STEP 01
Register
Bidder company onboards its legal reps with biovital KYC.
STEP 02
Bid
Each proposal is signed live with proof-of-life by the actual representative.
STEP 03
Audit
Oversight bodies replay the full signature chain on demand.
03 · COMPLIANCE
Engineered to your regulatory baseline.
eIDASESIGNUETASOC 2 Type II
REQUEST A BRIEFING
See Public Procurement live for your agency.
30-minute sovereign briefing with our public-sector team — under NDA, with a working demo of this product on your jurisdiction's regulatory baseline.
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