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Bylines, paper authorship, correspondence addresses and the founder blurb under each post named an individual. They name the organisation that published the work instead: the brand on posts and pages, the research byline on papers, and research@ in place of a personal address. Both are what these repositories already used elsewhere — nothing new was coined. Co-authors are untouched. Where a paper named someone else alongside, they stay named; only the one byline changed. Bibliography entries, running heads, PDF metadata and affiliations move with it, so a citation still resolves to whoever the cited paper names. Sample and fixture data uses the placeholder name these tests already use elsewhere, so no assertion changed meaning.
108 lines
3.7 KiB
TeX
108 lines
3.7 KiB
TeX
\documentclass[11pt,a4paper]{article}
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\usepackage{../shared/luxcover}
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\usepackage[utf8]{inputenc}
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\usepackage[T1]{fontenc}
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\usepackage{amsmath,amssymb,amsfonts,amsthm}
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\usepackage{graphicx}
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\usepackage{hyperref}
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\usepackage{booktabs}
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\usepackage{algorithm}
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\usepackage{algpseudocode}
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\usepackage{enumitem}
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\usepackage{xcolor}
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\hypersetup{colorlinks=true,linkcolor=black,citecolor=blue,urlcolor=blue}
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\newtheorem{theorem}{Theorem}[section]
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\newtheorem{lemma}[theorem]{Lemma}
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\newtheorem{proposition}[theorem]{Proposition}
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\newtheorem{definition}{Definition}[section]
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\newtheorem{principle}{Principle}[section]
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\newtheorem{remark}{Remark}[section]
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\title{LP-310: Universal Liquidity\\[4pt]
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\large One Router, Every Source: Best-Execution Settlement\\
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Across Native AMM Pools, Signed-Quote Market Making,\\
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and External Venues}
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\author{
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Lux Research\thanks{Corresponding author: [email protected]}\\
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\textit{Lux Industries, Inc.}\\
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\texttt{[email protected]}
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}
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\date{June 2026}
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\begin{document}
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\luxcoverpage
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\begin{abstract}
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Universal Liquidity is the order-execution layer of the Lux exchange.
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It unifies three structurally different liquidity sources behind one
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router and one atomic settlement contract: the Network's native
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automated market makers (AMM~V2/V3 contracts and the V4 native
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precompile at \texttt{0x9999}), a signed-quote private market maker
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(PMM) that prices against and hedges on external venues, and external
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on-chain DEX liquidity used only as a last resort. A single request
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yields a single best-execution fill that succeeds in full or reverts
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in full.
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The paper formalizes four things. First, the \emph{signed-quote
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request-for-quote (RFQ)} protocol: the market maker --- not the user
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--- signs the price, so ``you will receive $y$'' is a cryptographic
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commitment enforced on-chain, and a short, on-chain-checked expiry
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eliminates the free-option (``last-look'') leak that defeats naive
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RFQ designs. Second, the \emph{universal router}: best execution is
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\emph{decided off-chain and settled on-chain}, never resolved inside
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the settlement transaction. Third, the \emph{off-chain/on-chain
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dividing line} as a design law --- a backend exists only where
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off-chain state (price, inventory, hedge) is unavoidable, which is
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why swap requires a backend and liquidity provision requires none.
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Fourth, the \emph{post-quantum} unforgeability of the quote
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commitment, inherited from the Lux PQ signature stack
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(LP-073~Pulsar, ML-DSA-65; \cite{lp073,lp020}).
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Section~\ref{sec:status} maps the design to the deployed system:
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\texttt{luxfi/dex}, the \texttt{@luxamm} SDKs, the V2/V3 factory and
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position-manager contracts live on Lux mainnet, the V4 precompile,
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and the \texttt{exchange-api} settlement relayer.
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\end{abstract}
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\tableofcontents
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\newpage
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%% ============================================================
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\input{sections/01-introduction}
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\input{sections/02-liquidity-sources}
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\input{sections/03-rfq-settlement}
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\input{sections/04-universal-router}
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\input{sections/05-liquidity-provision}
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\input{sections/06-security}
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\input{sections/07-current-status}
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\input{sections/99-conclusion}
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\begin{thebibliography}{9}
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\bibitem{lp020} Lux Industries. \emph{LP-020: Quasar Consensus}.
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Lux Papers, 2026.
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\bibitem{lp073} Lux Industries. \emph{LP-073: Pulsar --- Module-LWE
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Threshold Signatures}. Lux Papers, 2026.
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\bibitem{lp308} Lux Industries. \emph{LP-308: QuantumSwap --- A
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Post-Quantum AMM Protocol}. Lux Papers, 2026.
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\bibitem{permit2} Uniswap Labs. \emph{Permit2: a token-approval
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contract for signature-based, batched approvals}. 2022.
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\bibitem{uniswapv3} H.~Adams et al. \emph{Uniswap v3 Core}. 2021.
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\bibitem{zap} Lux Industries. \emph{LP-201: ZAP Universal Wire
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Protocol}. Lux Papers, 2026.
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\end{thebibliography}
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\end{document}
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