Resolution criteria on PolyGram: This market refers to the doubles tennis match between Nam/Niklas-Salminen and Bertola/Forti in the Vicenza, originally scheduled for May 28, 2026 at 4:00AM ET. This market will resolve to 'Nam/Niklas-Salminen' if the team of Nam/Niklas-Salminen advances against Bertola/Forti. This market will resolve to 'Bertola/Forti' if the team of Bertola/Forti advances against Nam/Niklas-Salminen. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| Vicenza (Doubles): Nam/Niklas-Salminen vs Bertola/Forti | 0% YES | 100% NO |
| Completed Match | 100% YES | 0% NO |
A doubles tennis match between Nam/Niklas-Salminen and Bertola/Forti is scheduled for the Vicenza tournament on 28 May 2026. The current order book on Polymarket shows zero probability assigned to Nam/Niklas-Salminen advancing, reflecting either minimal trading activity or strong conviction that Bertola/Forti will progress. With settlement occurring by 4 June 2026, the market has roughly one week to establish meaningful liquidity once the fixture date approaches.
Doubles pairings at lower-tier ATP events typically feature volatile matchups between developing players and experienced campaigners. Nam and Niklas-Salminen represent a partnership with limited recent tournament history together, whilst Bertola and Forti have competed more consistently as a unit on the secondary circuit. Historical precedent suggests that established pairings hold advantages in first-round encounters, though upsets occur frequently when one team lacks cohesion or carries fatigue from earlier rounds.
Traders should monitor entry lists and draw confirmations as the tournament date nears, particularly any late withdrawals or substitutions that could alter seeding dynamics. Weather conditions at Vicenza in late May could affect scheduling, and any delays beyond seven days without resolution trigger a 50-50 settlement. Recent ATP Challenger results from both players' individual records and their partnership statistics will provide the most reliable data for reassessing the current zero probability once trading volume increases closer to the match.
This market settles from the official outcome published at https://www.atptour.com/en/scores/current. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
The mechanics for trading "Vicenza (Doubles): Nam/Niklas-Salminen vs Bertola/Forti" are the same as any other PolyGram event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$30 in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.atptour.com/en/scores/current. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 4 June 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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