The prediction-market scorecard that can't delete its losses.
Get evidence-backed true-line fair value and actionable mispricing alerts for Polymarket. Every forecast is committed on-chain before kickoff, so you never have to take our word for it.
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We can't change a pick after kickoff. Here's the receipt.
Below is a real cryptographic receipt from our scorecard. Edit the Forecast % or Date below to try to fake the record—the Merkle proof will instantly bust the receipt.
Cryptographically valid — confirming the on-chain anchor…
Forecast locked Jun 28, 06:13 UTC, 13 hours before kickoff. Checking…
edit any value to try to fake it.
What the other verdicts look like
✕ Busted — the chain rejects it.
e.g. hash 0x8f…2a ≠ 0x9b…1c
Awaiting the first on-chain anchor…
tx: pending first anchor
How do we know?
Locked — we write the forecast to a public blockchain before kickoff.
Stamped — Polygon timestamps it; we can't backdate.
Anyone can check — your browser re-checks it; so could 10,000 strangers.