{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:SCPGJUVQOAWYKORJLINT6W4HL2","short_pith_number":"pith:SCPGJUVQ","schema_version":"1.0","canonical_sha256":"909e64d2b0702d853a295a1b3f5b875e98079080fc90b368d0067da20919d334","source":{"kind":"arxiv","id":"2107.09930","version":1},"attestation_state":"computed","paper":{"title":"Decidability of Liveness on the TSO Memory Model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DS"],"primary_cat":"cs.FL","authors_text":"Chao Wang, Gustavo Petri, Teng Long, Yi Lv, Zhiming Liu","submitted_at":"2021-07-21T08:08:51Z","abstract_excerpt":"An important property of concurrent objects is whether they support progress -a special case of liveness-guarantees, which ensure the termination of individual method calls under system fairness assumptions. Liveness properties have been proposed for concurrent objects. Typical liveness properties includelock-freedom,wait-freedom,deadlock-freedom,starvation-freedom and obstruction-freedom. It is known that the five liveness properties above are decidable on the Sequential Consistency (SC) memory model for a bounded number of processes. However, the problem of decidability of liveness for finit"},"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":"2107.09930","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2021-07-21T08:08:51Z","cross_cats_sorted":["cs.DS"],"title_canon_sha256":"041236decd0d4e9d5b620770acc2f688d3373c0eb1b2867e980188343e2e7525","abstract_canon_sha256":"1098f73f69a7d5da0ae4d45d39682eca0bfcc05d1f5f8431fb1d9335339dca08"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:59:41.187642Z","signature_b64":"mKaL1MdqaH62HURIwfiknfxUNpnwJ1rLtEhz6D9aIY0UuhBVmfapP9bBhSTbkbNB7Tsl3ecWxYi2Zyh75HoLAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"909e64d2b0702d853a295a1b3f5b875e98079080fc90b368d0067da20919d334","last_reissued_at":"2026-07-05T02:59:41.187206Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:59:41.187206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Decidability of Liveness on the TSO Memory Model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DS"],"primary_cat":"cs.FL","authors_text":"Chao Wang, Gustavo Petri, Teng Long, Yi Lv, Zhiming Liu","submitted_at":"2021-07-21T08:08:51Z","abstract_excerpt":"An important property of concurrent objects is whether they support progress -a special case of liveness-guarantees, which ensure the termination of individual method calls under system fairness assumptions. Liveness properties have been proposed for concurrent objects. Typical liveness properties includelock-freedom,wait-freedom,deadlock-freedom,starvation-freedom and obstruction-freedom. It is known that the five liveness properties above are decidable on the Sequential Consistency (SC) memory model for a bounded number of processes. However, the problem of decidability of liveness for finit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.09930","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/2107.09930/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":"2107.09930","created_at":"2026-07-05T02:59:41.187263+00:00"},{"alias_kind":"arxiv_version","alias_value":"2107.09930v1","created_at":"2026-07-05T02:59:41.187263+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.09930","created_at":"2026-07-05T02:59:41.187263+00:00"},{"alias_kind":"pith_short_12","alias_value":"SCPGJUVQOAWY","created_at":"2026-07-05T02:59:41.187263+00:00"},{"alias_kind":"pith_short_16","alias_value":"SCPGJUVQOAWYKORJ","created_at":"2026-07-05T02:59:41.187263+00:00"},{"alias_kind":"pith_short_8","alias_value":"SCPGJUVQ","created_at":"2026-07-05T02:59:41.187263+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/SCPGJUVQOAWYKORJLINT6W4HL2","json":"https://pith.science/pith/SCPGJUVQOAWYKORJLINT6W4HL2.json","graph_json":"https://pith.science/api/pith-number/SCPGJUVQOAWYKORJLINT6W4HL2/graph.json","events_json":"https://pith.science/api/pith-number/SCPGJUVQOAWYKORJLINT6W4HL2/events.json","paper":"https://pith.science/paper/SCPGJUVQ"},"agent_actions":{"view_html":"https://pith.science/pith/SCPGJUVQOAWYKORJLINT6W4HL2","download_json":"https://pith.science/pith/SCPGJUVQOAWYKORJLINT6W4HL2.json","view_paper":"https://pith.science/paper/SCPGJUVQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2107.09930&json=true","fetch_graph":"https://pith.science/api/pith-number/SCPGJUVQOAWYKORJLINT6W4HL2/graph.json","fetch_events":"https://pith.science/api/pith-number/SCPGJUVQOAWYKORJLINT6W4HL2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SCPGJUVQOAWYKORJLINT6W4HL2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SCPGJUVQOAWYKORJLINT6W4HL2/action/storage_attestation","attest_author":"https://pith.science/pith/SCPGJUVQOAWYKORJLINT6W4HL2/action/author_attestation","sign_citation":"https://pith.science/pith/SCPGJUVQOAWYKORJLINT6W4HL2/action/citation_signature","submit_replication":"https://pith.science/pith/SCPGJUVQOAWYKORJLINT6W4HL2/action/replication_record"}},"created_at":"2026-07-05T02:59:41.187263+00:00","updated_at":"2026-07-05T02:59:41.187263+00:00"}