{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:MEMADKYDNXXLPC4B6CLVG4PTUP","short_pith_number":"pith:MEMADKYD","schema_version":"1.0","canonical_sha256":"611801ab036deeb78b81f0975371f3a3cc21069340cf63909c916f37071ddf9e","source":{"kind":"arxiv","id":"2607.03056","version":1},"attestation_state":"computed","paper":{"title":"A Measurement Study on the Adoption of Pledges and Unveils in the OpenBSD Operating System","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.SE","authors_text":"Abhishek Tiwari, Jukka Ruohonen, Krzysztof Sierszecki","submitted_at":"2026-07-03T07:46:06Z","abstract_excerpt":"The paper presents a longitudinal measurement study on the adoption of the pledge and unveil system calls in OpenBSD. These system calls are used to sandbox programs and libraries. Given a dataset covering 19 releases, many programs and libraries were modified to use the system calls already before their introductions in official releases. The adoption rates have also steadily grown; a linear trend provides a coarse but sensible heuristic. Although particularly programs residing in /usr/bin and /usr/sbin have been modified to use the system calls, the sizes of programs and libraries do not cor"},"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":"2607.03056","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.SE","submitted_at":"2026-07-03T07:46:06Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"27afc8340ed6d44e61139181e1f91816978fc4825990044de89cc5b5fac3cf26","abstract_canon_sha256":"255e1b4d65e9c11d074e3e5f10457553fb96bada4ffa8a35d56d5793d4fba9a4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T01:16:41.330849Z","signature_b64":"a9xFwZP0Ao8pc99QyRG5S4uBtVWGG5fXc1nzIWf1u3isBCkBrm8hA5icnGOl56O348p+xsb1XXezEV+Af8IDDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"611801ab036deeb78b81f0975371f3a3cc21069340cf63909c916f37071ddf9e","last_reissued_at":"2026-07-07T01:16:41.330406Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T01:16:41.330406Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Measurement Study on the Adoption of Pledges and Unveils in the OpenBSD Operating System","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.SE","authors_text":"Abhishek Tiwari, Jukka Ruohonen, Krzysztof Sierszecki","submitted_at":"2026-07-03T07:46:06Z","abstract_excerpt":"The paper presents a longitudinal measurement study on the adoption of the pledge and unveil system calls in OpenBSD. These system calls are used to sandbox programs and libraries. Given a dataset covering 19 releases, many programs and libraries were modified to use the system calls already before their introductions in official releases. The adoption rates have also steadily grown; a linear trend provides a coarse but sensible heuristic. Although particularly programs residing in /usr/bin and /usr/sbin have been modified to use the system calls, the sizes of programs and libraries do not cor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.03056","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.03056/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2607.03056","created_at":"2026-07-07T01:16:41.330475+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.03056v1","created_at":"2026-07-07T01:16:41.330475+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.03056","created_at":"2026-07-07T01:16:41.330475+00:00"},{"alias_kind":"pith_short_12","alias_value":"MEMADKYDNXXL","created_at":"2026-07-07T01:16:41.330475+00:00"},{"alias_kind":"pith_short_16","alias_value":"MEMADKYDNXXLPC4B","created_at":"2026-07-07T01:16:41.330475+00:00"},{"alias_kind":"pith_short_8","alias_value":"MEMADKYD","created_at":"2026-07-07T01:16:41.330475+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/MEMADKYDNXXLPC4B6CLVG4PTUP","json":"https://pith.science/pith/MEMADKYDNXXLPC4B6CLVG4PTUP.json","graph_json":"https://pith.science/api/pith-number/MEMADKYDNXXLPC4B6CLVG4PTUP/graph.json","events_json":"https://pith.science/api/pith-number/MEMADKYDNXXLPC4B6CLVG4PTUP/events.json","paper":"https://pith.science/paper/MEMADKYD"},"agent_actions":{"view_html":"https://pith.science/pith/MEMADKYDNXXLPC4B6CLVG4PTUP","download_json":"https://pith.science/pith/MEMADKYDNXXLPC4B6CLVG4PTUP.json","view_paper":"https://pith.science/paper/MEMADKYD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.03056&json=true","fetch_graph":"https://pith.science/api/pith-number/MEMADKYDNXXLPC4B6CLVG4PTUP/graph.json","fetch_events":"https://pith.science/api/pith-number/MEMADKYDNXXLPC4B6CLVG4PTUP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MEMADKYDNXXLPC4B6CLVG4PTUP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MEMADKYDNXXLPC4B6CLVG4PTUP/action/storage_attestation","attest_author":"https://pith.science/pith/MEMADKYDNXXLPC4B6CLVG4PTUP/action/author_attestation","sign_citation":"https://pith.science/pith/MEMADKYDNXXLPC4B6CLVG4PTUP/action/citation_signature","submit_replication":"https://pith.science/pith/MEMADKYDNXXLPC4B6CLVG4PTUP/action/replication_record"}},"created_at":"2026-07-07T01:16:41.330475+00:00","updated_at":"2026-07-07T01:16:41.330475+00:00"}