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Sealed pick receipt

Sealed Pick #902

Jelena Ostapenko to winWON

WTAGame date 2026-10-12

Jelena Ostapenko vs Daria Kasatkina prediction

What was sealed

Price
-134at BetRivers
Confidence
53%
Stake
1 unit
Front page
No, listed in All Picks

These values are inside the seal. The check below opens it from the chain so you can compare them.

Timeline

  1. LockedOct 12, 10:45 PM ETPick and price frozen2026-10-13T02:45:00.000Z
  2. On chainOct 12, 10:45 PM ETslot 45628164420 s after it locked2026-10-13T02:45:20.000Z
  3. Game startOct 13, 2:00 AM ETSealed 3 h 14 min before the start2026-10-13T06:00:00.000Z
  4. Open keyOct 13, 6:00 AM ETAnyone can open the seal2026-10-13T10:00:07.000Z

Proof on chain

Network
Solana mainnet
Transaction
kt1mMajjc994drQpcBEbR2LnefhfkkPLZi8nRUE4GEFDx8sJdHda7V316qJa8p1HnV74GDY1UBHtXryPJNRXqpHexplorer.solana.com
Slot
456281644block time 2026-10-13T02:45:20.000Z
Sealed by
AGATHAhqdW1ojytKypnrm1phNNNXUwNGBXQRovYHaoFNThe Agatha address: it pays for and signs every sealexplorer.solana.com
Fingerprint
cc477ae35dc74fb21669060048426b323108f92e7bc5077caee5fe5344e381f9SHA-256 of the sealed record
Open key
ff971cbf461a88cc776c0fd7759b915df6d160b2ba6bd2327037cefc557db578Released Oct 13, 6:00 AM ETkey memo

Check it yourself

  1. Ask Tatum for the transaction, straight from this browser
  2. Confirm the Agatha address paid for and signed it
  3. Read its memo: the pick number, the game date and the fingerprint
  4. Compare the block time with the game start
  5. Open the sealed bytes with the day key
  6. Check that the SHA-256 of the opened record equals the fingerprint

Verify with AI copies a short prompt for any AI assistant: it checks the seal's time and address on Solana and the result, and runs the full check if you ask. Check it by hand, step by step

How sealing worksTrack RecordBack to the board