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Trade on real-world events. The leading prediction market platform for politics, sports, crypto, and more.

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Platform Audit

Verify the integrity of our platform through publicly auditable data. All order book snapshots and market resolutions are independently verifiable.

IPFS Snapshots

Hourly order book exports stored on IPFS

Linked Chain

Each snapshot links to the previous

On-Chain Hashes

Market resolutions recorded on Polygon

Verify Market Resolution

Enter a market ID to verify its resolution hash against our on-chain records.

Order Book Snapshots

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How to Verify

Download a Snapshot: Click the IPFS link to download the JSON snapshot file from any IPFS gateway.
Verify Content Hash: Calculate the SHA-256 hash of the downloaded file and compare it to the Content Hash shown above.sha256sum snapshot.json
Check Chain Links: Each snapshot contains a "previousSnapshotCID" field. Verify that it matches the CID of the previous hour's snapshot to confirm the audit chain.
Compare Your Records: If you have position data, you can compare your records against the snapshot data to verify accuracy.
Verify Resolution Hashes: For resolved markets, the resolution hash is recorded on the Polygon blockchain. You can verify the hash by recomputing it from the market data.

Technical Details

Snapshot Storage

Storage: Pinata IPFS
Frequency: Hourly
Format: JSON
Chain Link: Previous CID in each snapshot

Resolution Registry

Chain: Polygon
Contract: Immutable, append-only
Hash: keccak256(abi.encode(resolutionData))
Gas: ~50,000 per resolution