Snapshot Audit Guide for Projects
How to audit your airdrop snapshot for Sybils and ensure fair distribution
Why Audit Your Snapshot?
Without auditing, 40-70% of your airdrop might go to Sybil wallets. This dilutes rewards for genuine users, creates immediate sell pressure, and undermines your community-building goals.
A proper audit can identify and filter obvious Sybils while preserving allocations for real supporters. The investment in auditing pays off in stronger communities and better token performance.
The Audit Process
1. Export Your Snapshot Generate a CSV of all eligible wallets with relevant metrics (activity scores, holdings, etc.)
2. Run Initial Screening Use automated tools to flag wallets matching known Sybil patterns
3. Cluster Analysis Identify groups of wallets with suspicious connections (funding sources, timing, behavior)
4. Manual Review Examine edge cases and appeals from flagged users
5. Final Filtering Apply consistent criteria to produce your final eligible list
Using VerifyDrop for Audits
VerifyDrop's Snapshot Audit tool streamlines this process:
1. Upload your CSV (up to 10K wallets on Pro, unlimited on Enterprise) 2. Our AI analyzes each wallet for Sybil indicators 3. Receive a scored list with risk ratings 4. Download filtered list for distribution
We detect: - Funding source clusters - Activity timing patterns - Known Sybil wallet connections - Low-activity shells - Behavioral anomalies
Best Practices
Design Sybil-Resistant Criteria Weight allocations by meaningful metrics that are hard to fake: long-term holding, protocol governance participation, genuine social activity.
Use Quadratic Distribution Instead of linear allocations, use square root of activity. This rewards engagement while limiting whale and Sybil advantages.
Multiple Verification Layers Combine on-chain analysis with optional social verification for higher tiers.
Transparent Methodology Publish your filtering criteria so users understand why they might not qualify.
Appeal Process Allow flagged users to contest their status with evidence of legitimate activity.