{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:74WLKIM3LCJYE3GFACV4M72AJ6","short_pith_number":"pith:74WLKIM3","schema_version":"1.0","canonical_sha256":"ff2cb5219b5893826cc500abc67f404f9ebc54c3e0a80eab35ce1561d42f36c7","source":{"kind":"arxiv","id":"1708.09158","version":1},"attestation_state":"computed","paper":{"title":"Type Safe Redis Queries: A Case Study of Type-Level Programming in Haskell","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.PL","authors_text":"Academia Sinica, Shin-Cheng Mu (1) ((1) Institute of Information Science, Taiwan), Ting-Yan Lai (1), Tyng-Ruey Chuang (1)","submitted_at":"2017-08-30T08:26:44Z","abstract_excerpt":"Redis is an in-memory data structure store, often used as a database, with a Haskell interface Hedis. Redis is dynamically typed --- a key can be discarded and re-associated to a value of a different type, and a command, when fetching a value of a type it does not expect, signals a runtime error. We develop a domain-specific language that, by exploiting Haskell type-level programming techniques including indexed monad, type-level literals and closed type families, keeps track of types of values in the database and statically guarantees that type errors cannot happen for a class of Redis progra"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1708.09158","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.PL","submitted_at":"2017-08-30T08:26:44Z","cross_cats_sorted":[],"title_canon_sha256":"50c62d84edf3196bbc3ca6cd6d0997dfa04e9d4bbcac7d3bfd9158d8d1660735","abstract_canon_sha256":"fac4e8f8994d21e4e46f3d47f6ac56db207991944cf39624255f37e03621806d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:36:20.793944Z","signature_b64":"FdQfpVCW8Q5Dk5cRwuXZy88fL7i3D38p9+5L1EyHrRAtlaMspqs8sKpDfbewVdkciIOAITtkXtljWVok2ilRCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff2cb5219b5893826cc500abc67f404f9ebc54c3e0a80eab35ce1561d42f36c7","last_reissued_at":"2026-05-18T00:36:20.793333Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:36:20.793333Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Type Safe Redis Queries: A Case Study of Type-Level Programming in Haskell","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.PL","authors_text":"Academia Sinica, Shin-Cheng Mu (1) ((1) Institute of Information Science, Taiwan), Ting-Yan Lai (1), Tyng-Ruey Chuang (1)","submitted_at":"2017-08-30T08:26:44Z","abstract_excerpt":"Redis is an in-memory data structure store, often used as a database, with a Haskell interface Hedis. Redis is dynamically typed --- a key can be discarded and re-associated to a value of a different type, and a command, when fetching a value of a type it does not expect, signals a runtime error. We develop a domain-specific language that, by exploiting Haskell type-level programming techniques including indexed monad, type-level literals and closed type families, keeps track of types of values in the database and statically guarantees that type errors cannot happen for a class of Redis progra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.09158","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1708.09158","created_at":"2026-05-18T00:36:20.793417+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.09158v1","created_at":"2026-05-18T00:36:20.793417+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.09158","created_at":"2026-05-18T00:36:20.793417+00:00"},{"alias_kind":"pith_short_12","alias_value":"74WLKIM3LCJY","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_16","alias_value":"74WLKIM3LCJYE3GF","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_8","alias_value":"74WLKIM3","created_at":"2026-05-18T12:31:03.183658+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6","json":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6.json","graph_json":"https://pith.science/api/pith-number/74WLKIM3LCJYE3GFACV4M72AJ6/graph.json","events_json":"https://pith.science/api/pith-number/74WLKIM3LCJYE3GFACV4M72AJ6/events.json","paper":"https://pith.science/paper/74WLKIM3"},"agent_actions":{"view_html":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6","download_json":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6.json","view_paper":"https://pith.science/paper/74WLKIM3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.09158&json=true","fetch_graph":"https://pith.science/api/pith-number/74WLKIM3LCJYE3GFACV4M72AJ6/graph.json","fetch_events":"https://pith.science/api/pith-number/74WLKIM3LCJYE3GFACV4M72AJ6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6/action/storage_attestation","attest_author":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6/action/author_attestation","sign_citation":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6/action/citation_signature","submit_replication":"https://pith.science/pith/74WLKIM3LCJYE3GFACV4M72AJ6/action/replication_record"}},"created_at":"2026-05-18T00:36:20.793417+00:00","updated_at":"2026-05-18T00:36:20.793417+00:00"}