₿Luckotto
Docs

Start with the game, then verify the system.

Luckotto docs are organized around the actual flow: how a ticket works, what the embed shows players, how public verification works, and where the partner/API details live.

How Luckotto worksEmbed helpVerification toolsVerification
Docs mapReader order
  • game basics
  • embed player flow
  • public verification tools
  • round verification
  • partner integration
  • technical reference
Start here

The useful reading order

Game basicsHow Luckotto works

Plain-language ticket, jackpot, draw, payout, and verification flow.

EmbedPlayer embed flow

The same player-facing help shown inside the embeddable Luckotto UI.

AuditRound verification

Read the CSV commitment, draw block, winner, and payout proof model.

IntegratePartner platform

Partner accounts, iframe URL contract, player identifiers, and API-key boundaries.

Verification tools

Tools for draws, addresses, and proof

DrawDraw calculator

Run the weighted elimination draw and inspect the final draw tiles.

Open toolCommitmentCommitment calculator

Derive a round commitment address and inspect its first outbound OP_RETURN transaction.

Open toolAddressHash tweak address calculator

Inspect the deterministic derivation used by player deposit addresses.

Open tool
Luckotto verification

Rounds verify by CSV commitment and slow draw.

View rounds

A Luckotto round publishes the final CSV hash, OP_RETURN commitment transaction, commitment block, draw block, weighted slow-hash elimination proof, final draw tiles, winning ticket, and payout evidence.

CSVFinal ticket order

Resolved rounds expose the final CSV hash and downloadable ticket CSV.

OP_RETURNOn-chain commitment

The first outbound commitment transaction commits the raw CSV hash in output 0.

2 blocksDelayed draw seed

The draw block is 2 blocks after the commitment confirms.

TilesUniform ticket draw

The draw calculator replays the weighted elimination draw from the draw block hash.

PayoutWinner evidence

Round pages keep the winning ticket and payout transaction linked for review.

View roundsCommitment calculatorDraw calculatorTechnical reference
Embed flow

Player-facing pages available inside the iframe

Play

The default embedded ticket purchase flow.

How to play

Player help, ticket steps, and the game model inside the iframe shell.

Verify

Round verification flow available from the embedded UI.

FAQ

Player-facing answers for deposits, public tickets, and verification.

References

Partner and implementation details

Provably fair model

High-level proof path, pseudocode, tradeoffs, and security assumptions.

Platform architecture

The monolith runtime, partner lifecycle, player identifiers, and iframe contract.

Game and settlement rules

Ticket allocation, paid-sat weighting, elimination settlement, and verification in one reader flow.

API and database reference

API boundaries, database shape, route surfaces, and validation rules.

FAQ

Plain-language answers for partner owners, integrators, and operators.