AgathaRecord
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Sealed pick receipt

Sealed Pick #1981

Sofia Costoulas to winLOST

WTAGame date 2026-10-27

Sofia Costoulas vs Valeriya Strakhova prediction

What was sealed

Price
-357at DraftKings
Confidence
67%
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 27, 11:15 AM ETPick and price frozen2026-10-27T15:15:00.000Z
  2. On chainOct 27, 11:15 AM ETslot 4621175657 s after it locked2026-10-27T15:15:07.000Z
  3. Game startOct 27, 3:30 PM ETSealed 4 h 14 min before the start2026-10-27T19:30:00.000Z
  4. Open keyOct 28, 5:27 AM ETAnyone can open the seal2026-10-28T09:27:06.000Z

Proof on chain

Network
Solana mainnet
Transaction
2osX386bE87MozGFZCwp1PwmPq56fMTNPxnNYReEG4D1oL8KxMdMsnPLrKQV1n753zej8L9dcGhRu2S8SSaztfDNexplorer.solana.com
Slot
462117565block time 2026-10-27T15:15:07.000Z
Sealed by
AGATHAhqdW1ojytKypnrm1phNNNXUwNGBXQRovYHaoFNThe Agatha address: it pays for and signs every sealexplorer.solana.com
Fingerprint
7160eaeec774d070bd83a4d5a3da2c7990dfeeec11d27de9326975e560290186SHA-256 of the sealed record
Open key
b3495fc71a32ba6c079700cc6e2657bd2054c1e1dfdf27ddaefd321578cf331aReleased Oct 28, 5:27 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

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