Draw Proof Details - Draw #503401301

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:
#503401301
Game:
Fortune5M
Draw Time:
2026-06-20 15:42:57 UTC
Result Published:
2026-06-20 15:43:04 UTC
Status: Verified & Complete
Winning Numbers
Main Numbers
18
21
29
33
38
Bonus Numbers
14
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: 503401301
Timestamp: 1781995377
Server Seed Commitment: 84e92b60d94035cf6de94d3e6de2b8c558d5a09634fef9df8b8358c52a6bef66
Commitment Nonce: 0c645b8aef9b5a8a43b358aba65d2aa4d75a0212ed33b4b718fc9f3a14478559
Merkle Root: 642c28492a8312e4449d69aef6091bf7b42400e72302c4fb19da55187ef71468
Server Seed (revealed): a095a417bd94f0e1875eb41fd05b01cde280758cbb39282a81b67b428c160fc6
Combined Seed: 72578c55d89efaf2da72324a58d40b29fe2e3424357cfefc3ff8e2144e7a8abf
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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