Jul 6 – 10, 2026
Seoul National University Siheung Campus Hotel & Convention Center
Asia/Seoul timezone

Modular L^p Interpolation and Geometric Translation in Black-Hole Information Recovery

Not scheduled
20m
Seoul National University Siheung Campus Hotel & Convention Center

Seoul National University Siheung Campus Hotel & Convention Center

Seouldaehak-ro 173, Siheung-si, Gyeonggi-do, Republic of Korea. 15011

Speaker

Dr Jeongwon Ho (Sungkyunkwan University Institute of Basic Science)

Description

We formulate a continuous operator-algebraic recovery path for black-hole information based on modular (L^p)-interpolation. The starting point is the canonical shift of algebraic teleportation, which relocates hidden information from one relative commutant to another. In local quantum field theory, this finite-step picture cannot be implemented through ordinary tensor-factor decompositions because the relevant local algebras are Type III. We therefore pass to the crossed-product envelope and identify the recovery parameter with the noncommutative (L^p)-scale.

The resulting path describes a continuous information-resolution process between the full algebraic description and a coarse-grained endpoint. Its boundary direction is generated by the modular momentum associated with the interpolation. We show that the lifted canonical shift has a well-defined boundary generator and that this generator equals twice the modular momentum on the common analytic core. This is a boundary tangent statement, while the interior of the path is controlled by the analyticity of the (L^p)-interpolation.

In geometrically covariant cases, such as half-sided modular inclusions, the modular momentum is realized as a generator of null translations. The continuum limit of the canonical shift then acquires the infinitesimal form of a spacetime translation. In this precise sense, the construction gives an operator-algebraic realization of the principle “teleportation = translation” for Type III black-hole algebras.

Primary author

Dr Jeongwon Ho (Sungkyunkwan University Institute of Basic Science)

Presentation materials

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