{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:VCHW4UPO3JLGJVUDXM6NXHJXHN","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":"106f33bb76593a2b496c9742a1964f876f46a55e61025310236874473ab84e86","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2013-05-24T17:05:51Z","title_canon_sha256":"decbd29ff998f203776387bcd696d37c5a939ce372d122c4e7793c1bba0bd472"},"schema_version":"1.0","source":{"id":"1305.5800","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.5800","created_at":"2026-05-18T03:25:03Z"},{"alias_kind":"arxiv_version","alias_value":"1305.5800v1","created_at":"2026-05-18T03:25:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.5800","created_at":"2026-05-18T03:25:03Z"},{"alias_kind":"pith_short_12","alias_value":"VCHW4UPO3JLG","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VCHW4UPO3JLGJVUD","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VCHW4UPO","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:11b69f76a91a6985228096ffc8990de4a6e445d09507dfba74206f6f21260ab5","target":"graph","created_at":"2026-05-18T03:25:03Z","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":"Many concurrent data-structure implementations use the well-known compare-and-swap (CAS) operation, supported in hardware by most modern multiprocessor architectures for inter-thread synchronization. A key weakness of the CAS operation is the degradation in its performance in the presence of memory contention.\n  In this work we study the following question: can software-based contention management improve the efficiency of hardware-provided CAS operations? Our performance evaluation establishes that lightweight contention management support can greatly improve performance under medium and high","authors_text":"Danny Hendler, Dave Dice, Ilya Mirsky","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2013-05-24T17:05:51Z","title":"Lightweight Contention Management for Efficient Compare-and-Swap Operations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.5800","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":"sha256:31f2b746c7cdbf1ca1452bdd2773f7744c5c0505f9e993e6869a5302efff738a","target":"record","created_at":"2026-05-18T03:25:03Z","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":"106f33bb76593a2b496c9742a1964f876f46a55e61025310236874473ab84e86","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2013-05-24T17:05:51Z","title_canon_sha256":"decbd29ff998f203776387bcd696d37c5a939ce372d122c4e7793c1bba0bd472"},"schema_version":"1.0","source":{"id":"1305.5800","kind":"arxiv","version":1}},"canonical_sha256":"a88f6e51eeda5664d683bb3cdb9d373b49261a0b694fd4b1f3fac6810e193af1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a88f6e51eeda5664d683bb3cdb9d373b49261a0b694fd4b1f3fac6810e193af1","first_computed_at":"2026-05-18T03:25:03.124272Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:25:03.124272Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"i94irfuZRy60XDZqf/+Lm79jn+SLXH5/9eLKBkrE21Hn6ZI1qhqBrnYuW7e+4qmKcers9rMjsfacaHEBRO6+Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:25:03.124957Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.5800","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:31f2b746c7cdbf1ca1452bdd2773f7744c5c0505f9e993e6869a5302efff738a","sha256:11b69f76a91a6985228096ffc8990de4a6e445d09507dfba74206f6f21260ab5"],"state_sha256":"8a164124c162ba18e1a5141017439a29b7a70845e5c9687cd05634445fc88f89"}