{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:2UJUDVI64LC5QBL7MZYR6ROAA6","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":"205fa02ffaf1fd226c6585a4aa69ece5ae7d817fddc387d9429b0fac4d25aca5","cross_cats_sorted":["cs.DS","q-bio.GN"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CC","submitted_at":"2012-06-08T21:01:03Z","title_canon_sha256":"8cd9b69d8d3ea49513e87da756ebebedee66c61ee6e4dab9ea7cba60343784c9"},"schema_version":"1.0","source":{"id":"1206.1877","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.1877","created_at":"2026-05-18T03:53:53Z"},{"alias_kind":"arxiv_version","alias_value":"1206.1877v1","created_at":"2026-05-18T03:53:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.1877","created_at":"2026-05-18T03:53:53Z"},{"alias_kind":"pith_short_12","alias_value":"2UJUDVI64LC5","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"2UJUDVI64LC5QBL7","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"2UJUDVI6","created_at":"2026-05-18T12:26:50Z"}],"graph_snapshots":[{"event_id":"sha256:ca88dc3a8d9bd48c64948a16b7491debe9bb71ff304a6f4f77cbf1bef41d59ef","target":"graph","created_at":"2026-05-18T03:53:53Z","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":"In this note we investigate the complexity of the Minimum Label Alignment problem and we show that such a problem is APX-hard.","authors_text":"Nadia El-Mabrouk, Riccardo Dondi","cross_cats":["cs.DS","q-bio.GN"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CC","submitted_at":"2012-06-08T21:01:03Z","title":"On the Complexity of Minimum Labeling Alignment of Two Genomes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.1877","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:d77eedbc1fbff9a430e9ad017d8f3df7a75938ed0ec20a025ffb2bee33ff1ab9","target":"record","created_at":"2026-05-18T03:53:53Z","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":"205fa02ffaf1fd226c6585a4aa69ece5ae7d817fddc387d9429b0fac4d25aca5","cross_cats_sorted":["cs.DS","q-bio.GN"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CC","submitted_at":"2012-06-08T21:01:03Z","title_canon_sha256":"8cd9b69d8d3ea49513e87da756ebebedee66c61ee6e4dab9ea7cba60343784c9"},"schema_version":"1.0","source":{"id":"1206.1877","kind":"arxiv","version":1}},"canonical_sha256":"d51341d51ee2c5d8057f66711f45c007af7c56d83cb6706ff7d0723026c58847","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d51341d51ee2c5d8057f66711f45c007af7c56d83cb6706ff7d0723026c58847","first_computed_at":"2026-05-18T03:53:53.907234Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:53:53.907234Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"e/EMMul808IxItdDkoV9UMZEvIXCGN5nzopi4SXqrkSQ9m3LxEqBCRvfPUG4V+A1EmM3U3md5T3vjIH0ZsUkAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:53:53.907896Z","signed_message":"canonical_sha256_bytes"},"source_id":"1206.1877","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d77eedbc1fbff9a430e9ad017d8f3df7a75938ed0ec20a025ffb2bee33ff1ab9","sha256:ca88dc3a8d9bd48c64948a16b7491debe9bb71ff304a6f4f77cbf1bef41d59ef"],"state_sha256":"4ac4bc9713ba8de735e2ed157cce1d309b35bbebf15db541608877ed8326d61b"}