Graded Modal Types for Memory and Communication Safety
The article discusses the use of graded modal types to enhance memory and communication safety in programming. It highlights the challenges of ensuring software correctness when dealing with resource access and introduces a framework that extends graded types for global program behavior verification. The proposed system incorporates concepts from linear types, uniqueness types, and session types to improve safety in concurrent programming.
- ▪Graded type systems generalize linear types to impose precise restrictions on data usage.
- ▪The framework allows for the verification of global program behavior, encapsulating memory and communication safety.
- ▪The system is implemented in the Granule research language, addressing issues with prior session-typed channels.
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Record
| Original publisher | Ac |
| Canonical URL | https://kar.kent.ac.uk/113723/ |
| Publication time | Wed, 20 May 2026 05:38:03 +0000 |
| Retrieval time | 2026-05-20T06:05:00.300Z |
| Last seen | 2026-05-20T06:05:00.300Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | 6madO_6b8IBk |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
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| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
Using types to delineate various kinds of values is a ubiquitous technique in modern programming. However, one common pattern is for a piece of data to represent access to a resource (such as a reference or channel) which needs to be used in a certain way. This presents challenges for using types to ensure software correctness, as we need to reason about how data is used rather than what data is being used. Linear types are one approach to this problem, separating data that can be used any number of times from data that will be used exactly once. Graded type systems such as the one underlying the Granule research language generalise this to allow for more precise restrictions on exactly how data must be used.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Ac.
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