{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:WOPINYEVB3WFSYOHZZIFR64CPZ","short_pith_number":"pith:WOPINYEV","schema_version":"1.0","canonical_sha256":"b39e86e0950eec5961c7ce5058fb827e693280b73fbddc7460fb2afb69fb2d3c","source":{"kind":"arxiv","id":"1407.5286","version":4},"attestation_state":"computed","paper":{"title":"Inferring Loop Invariants by Mutation, Dynamic Analysis, and Static Checking","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Andreas Zeller, Carlo A. Furia, Eva May, Gordon Fraser, Juan P. Galeotti","submitted_at":"2014-07-20T13:18:21Z","abstract_excerpt":"Verifiers that can prove programs correct against their full functional specification require, for programs with loops, additional annotations in the form of loop invariants---propeties that hold for every iteration of a loop. We show that significant loop invariant candidates can be generated by systematically mutating postconditions; then, dynamic checking (based on automatically generated tests) weeds out invalid candidates, and static checking selects provably valid ones. We present a framework that automatically applies these techniques to support a program prover, paving the way for full"},"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":"1407.5286","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2014-07-20T13:18:21Z","cross_cats_sorted":[],"title_canon_sha256":"2ff5d8e0d5e6a4b6bb8557ae05609e8188b7708776ab1835696659ecabd5854e","abstract_canon_sha256":"54fd8ecb2f1564d09eee0f7d146fe866ccf322a57ec7742079030ae041551fae"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:13.846750Z","signature_b64":"p/bttWD1ei09CMH0KpbspH1BszXvmDHVdkeG4BCBgRCygypIYPRo4j8oy6Dari47K5fWuhu3FIFkGMkworikAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b39e86e0950eec5961c7ce5058fb827e693280b73fbddc7460fb2afb69fb2d3c","last_reissued_at":"2026-05-18T01:21:13.846014Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:13.846014Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Inferring Loop Invariants by Mutation, Dynamic Analysis, and Static Checking","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Andreas Zeller, Carlo A. Furia, Eva May, Gordon Fraser, Juan P. Galeotti","submitted_at":"2014-07-20T13:18:21Z","abstract_excerpt":"Verifiers that can prove programs correct against their full functional specification require, for programs with loops, additional annotations in the form of loop invariants---propeties that hold for every iteration of a loop. We show that significant loop invariant candidates can be generated by systematically mutating postconditions; then, dynamic checking (based on automatically generated tests) weeds out invalid candidates, and static checking selects provably valid ones. We present a framework that automatically applies these techniques to support a program prover, paving the way for full"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5286","kind":"arxiv","version":4},"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":"1407.5286","created_at":"2026-05-18T01:21:13.846143+00:00"},{"alias_kind":"arxiv_version","alias_value":"1407.5286v4","created_at":"2026-05-18T01:21:13.846143+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5286","created_at":"2026-05-18T01:21:13.846143+00:00"},{"alias_kind":"pith_short_12","alias_value":"WOPINYEVB3WF","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_16","alias_value":"WOPINYEVB3WFSYOH","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_8","alias_value":"WOPINYEV","created_at":"2026-05-18T12:28:54.890064+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/WOPINYEVB3WFSYOHZZIFR64CPZ","json":"https://pith.science/pith/WOPINYEVB3WFSYOHZZIFR64CPZ.json","graph_json":"https://pith.science/api/pith-number/WOPINYEVB3WFSYOHZZIFR64CPZ/graph.json","events_json":"https://pith.science/api/pith-number/WOPINYEVB3WFSYOHZZIFR64CPZ/events.json","paper":"https://pith.science/paper/WOPINYEV"},"agent_actions":{"view_html":"https://pith.science/pith/WOPINYEVB3WFSYOHZZIFR64CPZ","download_json":"https://pith.science/pith/WOPINYEVB3WFSYOHZZIFR64CPZ.json","view_paper":"https://pith.science/paper/WOPINYEV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1407.5286&json=true","fetch_graph":"https://pith.science/api/pith-number/WOPINYEVB3WFSYOHZZIFR64CPZ/graph.json","fetch_events":"https://pith.science/api/pith-number/WOPINYEVB3WFSYOHZZIFR64CPZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WOPINYEVB3WFSYOHZZIFR64CPZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WOPINYEVB3WFSYOHZZIFR64CPZ/action/storage_attestation","attest_author":"https://pith.science/pith/WOPINYEVB3WFSYOHZZIFR64CPZ/action/author_attestation","sign_citation":"https://pith.science/pith/WOPINYEVB3WFSYOHZZIFR64CPZ/action/citation_signature","submit_replication":"https://pith.science/pith/WOPINYEVB3WFSYOHZZIFR64CPZ/action/replication_record"}},"created_at":"2026-05-18T01:21:13.846143+00:00","updated_at":"2026-05-18T01:21:13.846143+00:00"}