{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2ISEEJEFVXXAEHUW454WVN26AD","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":"fe3e62663638684e1fb47c1c9e8f13a540447ef56570aeb0336d0a8750c115c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2018-12-07T15:04:39Z","title_canon_sha256":"74681b93bcb9017fdff242f967bf9778d776b890397ccd7688e1cb3203bd833e"},"schema_version":"1.0","source":{"id":"1812.03058","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.03058","created_at":"2026-07-05T05:38:06Z"},{"alias_kind":"arxiv_version","alias_value":"1812.03058v2","created_at":"2026-07-05T05:38:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.03058","created_at":"2026-07-05T05:38:06Z"},{"alias_kind":"pith_short_12","alias_value":"2ISEEJEFVXXA","created_at":"2026-07-05T05:38:06Z"},{"alias_kind":"pith_short_16","alias_value":"2ISEEJEFVXXAEHUW","created_at":"2026-07-05T05:38:06Z"},{"alias_kind":"pith_short_8","alias_value":"2ISEEJEF","created_at":"2026-07-05T05:38:06Z"}],"graph_snapshots":[{"event_id":"sha256:ed60305f7442d43867d92323af55cd9bbf893da898553e0f048fb9133bb9ed9e","target":"graph","created_at":"2026-07-05T05:38:06Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1812.03058/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Concurrent Kleene Algebra (CKA) is a formalism to study concurrent programs. Like previous Kleene Algebra extensions, developing a correspondence between denotational and operational perspectives is important, for both foundations and applications. This paper takes an important step towards such a correspondence, by precisely relating bi-Kleene Algebra (BKA), a fragment of CKA, to a novel type of automata, pomset automata (PAs). We show that PAs can implement the BKA semantics of series-parallel rational expressions, and that a class of PAs can be translated back to these expressions. We also ","authors_text":"Alexandra Silva, Bas Luttik, Fabio Zanasi, Paul Brunet, Tobias Kapp\\'e","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2018-12-07T15:04:39Z","title":"On Series-Parallel Pomset Languages: Rationality, Context-Freeness and Automata"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.03058","kind":"arxiv","version":2},"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:de0c55a698b0be08c6a9d2f517a40e47840d2de6d4937a64c1ec5bbb2ca18e13","target":"record","created_at":"2026-07-05T05:38:06Z","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":"fe3e62663638684e1fb47c1c9e8f13a540447ef56570aeb0336d0a8750c115c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2018-12-07T15:04:39Z","title_canon_sha256":"74681b93bcb9017fdff242f967bf9778d776b890397ccd7688e1cb3203bd833e"},"schema_version":"1.0","source":{"id":"1812.03058","kind":"arxiv","version":2}},"canonical_sha256":"d224422485adee021e96e7796ab75e00f3aa4e82fe9626f0df39acbd6c36633a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d224422485adee021e96e7796ab75e00f3aa4e82fe9626f0df39acbd6c36633a","first_computed_at":"2026-07-05T05:38:06.151899Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:38:06.151899Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Wev9kundkQbuXG7ZHrfdDoPaFRizLykq2CWrjiUu4THkq92d6V3eREMFaqEeDupyxHopscdbQ9G5J2HSGGEsDg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:38:06.152300Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.03058","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:de0c55a698b0be08c6a9d2f517a40e47840d2de6d4937a64c1ec5bbb2ca18e13","sha256:ed60305f7442d43867d92323af55cd9bbf893da898553e0f048fb9133bb9ed9e"],"state_sha256":"0fdd527f4b484e09768a3b4e3d99f940ffa170d1c282d8ddc2f5860d315a5d12"}