{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:4E4RZUHMQN33WLJVUNETB3WWMS","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"77da12a294ac846c71e794c24788c780898f7ca028e41097d4b5071db24b4e31","cross_cats_sorted":["cs.LO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2016-08-19T14:43:25Z","title_canon_sha256":"e8d42c1bd1b572c4bf1f3f40d9450cf626e5aa00d91fccc188e86a688da63132"},"schema_version":"1.0","source":{"id":"1608.05619","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.05619","created_at":"2026-05-18T01:08:28Z"},{"alias_kind":"arxiv_version","alias_value":"1608.05619v1","created_at":"2026-05-18T01:08:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.05619","created_at":"2026-05-18T01:08:28Z"},{"alias_kind":"pith_short_12","alias_value":"4E4RZUHMQN33","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4E4RZUHMQN33WLJV","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4E4RZUHM","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:35f424fce3dc8744318820517c4d0e34d40d27fa7330d7bf3239343e6bd2bc54","target":"graph","created_at":"2026-05-18T01:08:28Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We propose an automated technique for inferring software contracts from programs that are written in a non-trivial fragment of C, called KernelC, that supports pointer-based structures and heap manipulation. Starting from the semantic definition of KernelC in the K framework, we enrich the symbolic execution facilities recently provided by K with novel capabilities for assertion synthesis that are based on abstract subsumption. Roughly speaking, we define an abstract symbolic technique that explains the execution of a (modifier) C function by using other (observer) routines in the same program","authors_text":"Alicia Villanueva, Daniel Pardo, Mar\\'ia Alpuente","cross_cats":["cs.LO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2016-08-19T14:43:25Z","title":"Symbolic Abstract Contract Synthesis in a Rewriting Framework"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.05619","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:a1a3793e909910ccc58b35500a4f7b97b75a16029bfa0a9d39493eed5a0931a2","target":"record","created_at":"2026-05-18T01:08:28Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"77da12a294ac846c71e794c24788c780898f7ca028e41097d4b5071db24b4e31","cross_cats_sorted":["cs.LO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2016-08-19T14:43:25Z","title_canon_sha256":"e8d42c1bd1b572c4bf1f3f40d9450cf626e5aa00d91fccc188e86a688da63132"},"schema_version":"1.0","source":{"id":"1608.05619","kind":"arxiv","version":1}},"canonical_sha256":"e1391cd0ec8377bb2d35a34930eed664aaa8b118310d9c3a2cff47fbf46d244d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e1391cd0ec8377bb2d35a34930eed664aaa8b118310d9c3a2cff47fbf46d244d","first_computed_at":"2026-05-18T01:08:28.042379Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:28.042379Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rK5jDITG3PdP/KMXEnC2qB7n6KMXV8h1lRxQ1lKInOQxABr3qyC6vlxCVFgSzsyF6tBAMYTQl4YAXWDMdSpsAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:28.042866Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.05619","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a1a3793e909910ccc58b35500a4f7b97b75a16029bfa0a9d39493eed5a0931a2","sha256:35f424fce3dc8744318820517c4d0e34d40d27fa7330d7bf3239343e6bd2bc54"],"state_sha256":"28b8aae3be8760b805ce9bb4323ea5d101da1c160ffb4be45e088183316b6008"}