Draw Proof Details - Draw #503396549

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:
#503396549
Game:
Fortune5M
Draw Time:
2026-06-19 19:43:26 UTC
Result Published:
2026-06-19 19:43:29 UTC
Status: Verified & Complete
Winning Numbers
Main Numbers
4
8
21
34
40
Bonus Numbers
22
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: 503396549
Timestamp: 1781912606
Server Seed Commitment: b0c11bdd2567f3cf3491f78cb64d9e51502bece1d429dd9b26bab440e5837ea6
Commitment Nonce: 4025f2c1e663918b428798ef4e62baeaabede06934ce31eb954eb79c1cfb3a30
Merkle Root: cfdd0e4dde74adf85ab9463c1fa6b14a4f3a1fc8f87420bb66d3e1486bc9bcff
Server Seed (revealed): eb4199a14185565939e167a3d4e221212ec547b656b1cfeee5722d1d9efaee31
Combined Seed: 8f7deed5abe7e0f55a7f98d1f170cc14eb8f02f3069e56600a6e19dc060c6ff7
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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