Draw Proof Details - Draw #503799561

Prove this draw

The cryptographic inputs published before and after this draw deterministically produce the winning numbers. Click below to run the full verification in your own browser - no server round-trip, no trust required, just the maths.

Step 1. Server seed hash matches the value committed before the draw.
Step 2. combined_seed = SHA256(server_seed + merkle_root).
Step 3. Winning numbers reproduce from combined_seed via Mersenne Twister (Ruby-compatible MT19937).
Draw Information
Draw ID:
#503799561
Game:
Fortune5M
Draw Time:
2026-09-18 07:19:07 UTC
Result Published:
2026-09-18 07:19:08 UTC
Status: Verified & Complete
Winning Numbers
Main Numbers
1
15
21
38
39
Bonus Numbers
18
Cryptographic Proof
This draw uses provably fair technology to ensure complete transparency and fairness. All random number generation is cryptographically verifiable.
Verification Steps:
  1. Server seed committed before any entries
  2. Client seeds collected from all entries
  3. Combined seed used for random generation
  4. Results can be independently verified
Proof Status:

Run the full verification above to confirm the server seed, combined seed and winning numbers all line up. The buttons inside the technical details below also let you re-check each piece individually.

Technical Information:
Draw ID: 503799561
Timestamp: 1789730347
Server Seed Commitment: 3ef2f0634ff0b2a9b8504564ed7c929bf2938c47f951d0d75f26663266e64d8d
Commitment Nonce: 1d3a463fff7bc0f41f513a92c0c83ff7e5c3872f94f2df3b8729fb5d8c6237b1
Merkle Root: 0c4946a32fcbe2654d91190ce9aca93e51e2d609e5cccb1bcde6a0cb8eef9075
Server Seed (revealed): 725e57f47feb658aa2bf8a7c0ad0403c43bba7e7861ab80d990466a31ba337f4
Combined Seed: 87245550088949e65ccc2ad5660d6b50d92892bcec983ffcc5ac143973b0d567
Verification Instructions
  1. Copy the Server Seed (revealed after draw), Draw ID, Nonce, and other commitment data from below.
  2. Verify the Server Seed Commitment by computing:
    SHA256("server_seed:" + draw_id + "|" + server_seed + "|" + nonce + "|" + entropy_sources + "|" + version + "|" + commitment_type)
    Confirm it equals the Server Seed Commitment hash shown below.
  3. Compute combined_seed = SHA256(server_seed + merkle_root).
  4. Generate winning numbers using this exact algorithm:
    seed_integer = combined_seed.to_i(16) # Convert hex to integer rng = Random.new(seed_integer) # Ruby's Mersenne Twister PRNG main_numbers = (1..MAIN_COUNT).to_a.sample(PICK_COUNT, random: rng).sort bonus_number = (1..BONUS_COUNT).to_a.sample(1, random: rng).first Game config for this draw: MAIN_COUNT=40, PICK_COUNT=5, BONUS_COUNT=25
  5. Confirm the recomputed numbers exactly match the published result numbers.
  6. To verify your ticket inclusion in the Merkle root: use the Inclusion Proofs section below, copy the Verifier JSON, and verify with the on-page script or a third-party tool.
This is the pre-image of the commitment. It was kept secret before the draw.
In-Browser Commitment Verifier

Verify the server seed commitment matches the revealed server seed. No data is sent anywhere; verification runs locally in your browser.

External Verification
Note: This system uses custom hashing with prefixes (leaf: and internal:). Standard Merkle tree tools will not work directly. You must implement the specific hashing format shown in the proof data above.
Standalone Ruby Verification Script

Copy this script and run it on jdoodle.com/execute-ruby-online (Ruby) to independently verify this draw.

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