Draw Proof Details - Draw #503609638

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:
#503609638
Game:
Rapid Riches
Draw Time:
2026-08-04 05:51:32 UTC
Result Published:
2026-08-04 05:54:43 UTC
Status: Verified & Complete
Winning Numbers
Main Numbers
15
16
26
27
Bonus Numbers
8
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: 503609638
Timestamp: 1785837092
Server Seed Commitment: d3ec1754d4b05153665c98b83b7bd6dcc71be7cc34774dedc6df0e8e611ac0bf
Commitment Nonce: 9034b9653d539372f006de7bc6da6e31e3ff0810e687ca87cad0b9b23e5ec596
Merkle Root: 77e6fa2f4d2354291e6cac5bd90e02198109ddd23532bd202f9b20576b01cbb7
Server Seed (revealed): 5727ec5497a7323a344e4b8dbc01a00bce9961a89a2331a3962145efa91c6fc7
Combined Seed: 2cde083356043b092c8328f4060b1ea8e43c8647fba2a058729185a0a54b7f0c
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=30, PICK_COUNT=4, BONUS_COUNT=9
  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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