{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:YLMEDOSR3INSKYPAH27LKKWA7W","short_pith_number":"pith:YLMEDOSR","schema_version":"1.0","canonical_sha256":"c2d841ba51da1b2561e03ebeb52ac0fdab09f18f31297e1dce16ec0a409c046d","source":{"kind":"arxiv","id":"1104.2978","version":1},"attestation_state":"computed","paper":{"title":"Electronic and optical properties of families of polycyclic aromatic hydrocarbons: a systematic (time-dependent) density functional theory study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Mattoni, G. Cappellini, G. Malloci, G. Mulas","submitted_at":"2011-04-15T08:09:50Z","abstract_excerpt":"Homologous classes of Polycyclic Aromatic Hydrocarbons (PAHs) in their crystalline state are among the most promising materials for organic opto-electronics. Following previous works on oligoacenes we present a systematic comparative study of the electronic, optical, and transport properties of oligoacenes, phenacenes, circumacenes, and oligorylenes. Using density functional theory (DFT) and time-dependent DFT we computed: (i) electron affinities and first ionization energies; (ii) quasiparticle correction to the highest occupied molecular orbital (HOMO)-lowest unoccupied molecular orbital (LU"},"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":"1104.2978","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-04-15T08:09:50Z","cross_cats_sorted":[],"title_canon_sha256":"b28ebfbbc9a7ae39fb0e860466483088759f750963592dd7cd757e5344cfd21f","abstract_canon_sha256":"499a2ca5f4ef36598ad5a30823d4716bd787291a80f2b92ec7d1101dc4d0cc2d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:28.290127Z","signature_b64":"zFBd+azN/mzHQiZ83rvWNdbQttbjGJTplbQOvUd6PKHRkioSopv/1LN8dx5VodzrOxQzHsbPSYVyQ5D27j2vCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c2d841ba51da1b2561e03ebeb52ac0fdab09f18f31297e1dce16ec0a409c046d","last_reissued_at":"2026-05-18T02:02:28.289363Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:28.289363Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electronic and optical properties of families of polycyclic aromatic hydrocarbons: a systematic (time-dependent) density functional theory study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Mattoni, G. Cappellini, G. Malloci, G. Mulas","submitted_at":"2011-04-15T08:09:50Z","abstract_excerpt":"Homologous classes of Polycyclic Aromatic Hydrocarbons (PAHs) in their crystalline state are among the most promising materials for organic opto-electronics. Following previous works on oligoacenes we present a systematic comparative study of the electronic, optical, and transport properties of oligoacenes, phenacenes, circumacenes, and oligorylenes. Using density functional theory (DFT) and time-dependent DFT we computed: (i) electron affinities and first ionization energies; (ii) quasiparticle correction to the highest occupied molecular orbital (HOMO)-lowest unoccupied molecular orbital (LU"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2978","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":""},"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":"1104.2978","created_at":"2026-05-18T02:02:28.289493+00:00"},{"alias_kind":"arxiv_version","alias_value":"1104.2978v1","created_at":"2026-05-18T02:02:28.289493+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2978","created_at":"2026-05-18T02:02:28.289493+00:00"},{"alias_kind":"pith_short_12","alias_value":"YLMEDOSR3INS","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_16","alias_value":"YLMEDOSR3INSKYPA","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_8","alias_value":"YLMEDOSR","created_at":"2026-05-18T12:26:47.523578+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/YLMEDOSR3INSKYPAH27LKKWA7W","json":"https://pith.science/pith/YLMEDOSR3INSKYPAH27LKKWA7W.json","graph_json":"https://pith.science/api/pith-number/YLMEDOSR3INSKYPAH27LKKWA7W/graph.json","events_json":"https://pith.science/api/pith-number/YLMEDOSR3INSKYPAH27LKKWA7W/events.json","paper":"https://pith.science/paper/YLMEDOSR"},"agent_actions":{"view_html":"https://pith.science/pith/YLMEDOSR3INSKYPAH27LKKWA7W","download_json":"https://pith.science/pith/YLMEDOSR3INSKYPAH27LKKWA7W.json","view_paper":"https://pith.science/paper/YLMEDOSR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1104.2978&json=true","fetch_graph":"https://pith.science/api/pith-number/YLMEDOSR3INSKYPAH27LKKWA7W/graph.json","fetch_events":"https://pith.science/api/pith-number/YLMEDOSR3INSKYPAH27LKKWA7W/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YLMEDOSR3INSKYPAH27LKKWA7W/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YLMEDOSR3INSKYPAH27LKKWA7W/action/storage_attestation","attest_author":"https://pith.science/pith/YLMEDOSR3INSKYPAH27LKKWA7W/action/author_attestation","sign_citation":"https://pith.science/pith/YLMEDOSR3INSKYPAH27LKKWA7W/action/citation_signature","submit_replication":"https://pith.science/pith/YLMEDOSR3INSKYPAH27LKKWA7W/action/replication_record"}},"created_at":"2026-05-18T02:02:28.289493+00:00","updated_at":"2026-05-18T02:02:28.289493+00:00"}