{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:55TRHX4745MOLPDY3KPUHX5JAJ","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":"671ea595050be8ab477c9c6f5ae0ba98216a9ab1580f2f29f80972268806ba11","cross_cats_sorted":["cs.FL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2017-10-31T02:23:15Z","title_canon_sha256":"78fac562902a0d842fdad06d4bb6d17d4d16794e41eb067f0f57facd98e06862"},"schema_version":"1.0","source":{"id":"1710.11301","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.11301","created_at":"2026-05-18T00:25:33Z"},{"alias_kind":"arxiv_version","alias_value":"1710.11301v3","created_at":"2026-05-18T00:25:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.11301","created_at":"2026-05-18T00:25:33Z"},{"alias_kind":"pith_short_12","alias_value":"55TRHX4745MO","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"55TRHX4745MOLPDY","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"55TRHX47","created_at":"2026-05-18T12:31:00Z"}],"graph_snapshots":[{"event_id":"sha256:d60ce32b9ea0860c7cf5ba23b2bfdb540397701904f1b7c86666183c79fc041c","target":"graph","created_at":"2026-05-18T00:25:33Z","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":"This technical report presents a general framework for parsing a variety of grammar formalisms. We develop a grammar formalism, called an Abstract Grammar, which is general enough to represent grammars at many levels of the hierarchy, including Context Free Grammars, Minimalist Grammars, and Generalized Context-free Grammars. We then develop a single parsing framework which is capable of parsing grammars which are at least up to GCFGs on the hierarchy. Our parsing framework exposes a grammar interface, so that it can parse any particular grammar formalism that can be reduced to an Abstract Gra","authors_text":"Chris Bruno, Daniel Harasim, Eva Portelance, Martin Rohrmeier, Timothy J. O'Donnell","cross_cats":["cs.FL"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2017-10-31T02:23:15Z","title":"A generalized parsing framework for Abstract Grammars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.11301","kind":"arxiv","version":3},"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:fc25b4d8dc2b03beee3dfb2d731cea21f7129cf4f686c50b3cd4c8ab97b71eec","target":"record","created_at":"2026-05-18T00:25:33Z","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":"671ea595050be8ab477c9c6f5ae0ba98216a9ab1580f2f29f80972268806ba11","cross_cats_sorted":["cs.FL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2017-10-31T02:23:15Z","title_canon_sha256":"78fac562902a0d842fdad06d4bb6d17d4d16794e41eb067f0f57facd98e06862"},"schema_version":"1.0","source":{"id":"1710.11301","kind":"arxiv","version":3}},"canonical_sha256":"ef6713df9fe758e5bc78da9f43dfa9027ef7201613fd2474415c0e247209ab2b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ef6713df9fe758e5bc78da9f43dfa9027ef7201613fd2474415c0e247209ab2b","first_computed_at":"2026-05-18T00:25:33.646552Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:33.646552Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ezaxcMwUoLki52Npwc3zHu8kuHCK2pD9iUQ1/g9FtN9UZDcO3a+hwWHhKgWAgMW6oxU4+WEp6xrl9TgqaTcwCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:33.647290Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.11301","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fc25b4d8dc2b03beee3dfb2d731cea21f7129cf4f686c50b3cd4c8ab97b71eec","sha256:d60ce32b9ea0860c7cf5ba23b2bfdb540397701904f1b7c86666183c79fc041c"],"state_sha256":"af02de1810b6ebe5157ab29631c58bec990bee05eb0cffd15f03fe4947fe7851"}