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APLAS 2021
Sun 17 - Fri 22 October 2021 Chicago, Illinois, United States
co-located with SPLASH 2021
Mon 18 Oct 2021 10:50 - 11:05 at Zurich D - Language Design Chair(s): Sergio Mover
Mon 18 Oct 2021 18:50 - 19:05 at Zurich D - Language Design (mirror) Chair(s): Andreea Costea

Smart contract applications on the blockchain can only reach their full potential if they integrate seamlessly with traditional software systems via a programmatic interface. This interface should provide for originating and invoking contracts as well as observing the state of the blockchain. We propose a typed API for this purpose and establish some properties of the combined system. Specifically, we provide an execution model that enables us to prove type-safe interaction between programs and the blockchain. We establish further properties of the model that give rise to requirements on the API. A prototype of the interface is implemented in OCaml for the Tezos blockchain.

Mon 18 Oct

Displayed time zone: Central Time (US & Canada) change

10:50 - 12:10
Language DesignResearch Papers at Zurich D +8h
Chair(s): Sergio Mover Ecole Polytechnique
10:50
15m
Talk
A Typed Programmatic Interface to Contracts on the BlockchainVirtual
Research Papers
Thi Thu Ha Doan University of Freiburg, Peter Thiemann University of Freiburg, Germany
11:05
15m
Talk
Adaptable Traces for Program ExplanationsVirtual
Research Papers
Divya Bajaj Oregon State University, Martin Erwig Oregon State University, Danila Fedorin Oregon State University, Kai Gay Oregon State University
11:20
15m
Talk
Latent Effects for Reusable Language ComponentsVirtual
Research Papers
Birthe van den Berg KU Leuven, Casper Bach Poulsen Delft University of Technology, Tom Schrijvers KU Leuven, Nicolas Wu Imperial College London, UK
11:35
15m
Talk
The Choice Construct in the Soufflé LanguageVirtual
Research Papers
Xiaowen Hu The University of Sydney, Joshua Karp The University of Sydney, David Zhao The University of Sydney, Abdul Zreika The University of Sydney, Xi Wu The University of Sydney, Bernhard Scholz University of Sydney
11:50
20m
Live Q&A
Q&A and discussionVirtual
Research Papers

18:50 - 20:10
Language Design (mirror)Research Papers at Zurich D
Chair(s): Andreea Costea School of Computing, National University Of Singapore
18:50
15m
Talk
A Typed Programmatic Interface to Contracts on the BlockchainVirtual
Research Papers
Thi Thu Ha Doan University of Freiburg, Peter Thiemann University of Freiburg, Germany
19:05
15m
Talk
Adaptable Traces for Program ExplanationsVirtual
Research Papers
Divya Bajaj Oregon State University, Martin Erwig Oregon State University, Danila Fedorin Oregon State University, Kai Gay Oregon State University
19:20
15m
Talk
Latent Effects for Reusable Language ComponentsVirtual
Research Papers
Birthe van den Berg KU Leuven, Casper Bach Poulsen Delft University of Technology, Tom Schrijvers KU Leuven, Nicolas Wu Imperial College London, UK
19:35
15m
Talk
The Choice Construct in the Soufflé LanguageVirtual
Research Papers
Xiaowen Hu The University of Sydney, Joshua Karp The University of Sydney, David Zhao The University of Sydney, Abdul Zreika The University of Sydney, Xi Wu The University of Sydney, Bernhard Scholz University of Sydney
19:50
20m
Live Q&A
Q&A and discussionVirtual
Research Papers