{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:MS6BOI6VRYGRASLQH6D5AY2VUP","short_pith_number":"pith:MS6BOI6V","schema_version":"1.0","canonical_sha256":"64bc1723d58e0d1049703f87d06355a3d2b804881b0f100136768e75ccb3160b","source":{"kind":"arxiv","id":"1611.09286","version":1},"attestation_state":"computed","paper":{"title":"A Simple Hubbard Model for the Excited States of Dibenzoterrylene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.chem-ph","authors_text":"J.E. Sipe, Z.S. Sadeq","submitted_at":"2016-11-28T19:05:56Z","abstract_excerpt":"We use a simple Hubbard model to characterize the electronic excited states of the dibenzoterrylene (DBT) molecule; we compute the excited state transition energies and oscillator strengths from the ground state to several singlet excited states. We consider the lowest singlet and triplet states of the molecule, examine their wavefunctions, and compute the density correlation functions that describe these states. We find that the DBT ground state is mostly a closed shell singlet with very slight radical character. We predict a relatively small singlet-triplet splitting of 0.75 eV, which is les"},"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":"1611.09286","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2016-11-28T19:05:56Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"2adc9441f3dcbebf36191ebe86cd27f8a83e5b801c42a86dedd849606d8233ac","abstract_canon_sha256":"0277b81e9037c909d065610e91a3581b8a09b42fd86f9e40e17646c25629f270"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:56:28.607331Z","signature_b64":"29KYBkSn4kx1g/q0xx9wScPyKlW3v+oC0nrfMD0N6vYVkOd6lPH2BpmiETbr9DlWpg83nMOLmD0XJxuK3irbDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64bc1723d58e0d1049703f87d06355a3d2b804881b0f100136768e75ccb3160b","last_reissued_at":"2026-05-18T00:56:28.606697Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:56:28.606697Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Simple Hubbard Model for the Excited States of Dibenzoterrylene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.chem-ph","authors_text":"J.E. Sipe, Z.S. Sadeq","submitted_at":"2016-11-28T19:05:56Z","abstract_excerpt":"We use a simple Hubbard model to characterize the electronic excited states of the dibenzoterrylene (DBT) molecule; we compute the excited state transition energies and oscillator strengths from the ground state to several singlet excited states. We consider the lowest singlet and triplet states of the molecule, examine their wavefunctions, and compute the density correlation functions that describe these states. We find that the DBT ground state is mostly a closed shell singlet with very slight radical character. We predict a relatively small singlet-triplet splitting of 0.75 eV, which is les"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.09286","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":"1611.09286","created_at":"2026-05-18T00:56:28.606794+00:00"},{"alias_kind":"arxiv_version","alias_value":"1611.09286v1","created_at":"2026-05-18T00:56:28.606794+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.09286","created_at":"2026-05-18T00:56:28.606794+00:00"},{"alias_kind":"pith_short_12","alias_value":"MS6BOI6VRYGR","created_at":"2026-05-18T12:30:32.724797+00:00"},{"alias_kind":"pith_short_16","alias_value":"MS6BOI6VRYGRASLQ","created_at":"2026-05-18T12:30:32.724797+00:00"},{"alias_kind":"pith_short_8","alias_value":"MS6BOI6V","created_at":"2026-05-18T12:30:32.724797+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/MS6BOI6VRYGRASLQH6D5AY2VUP","json":"https://pith.science/pith/MS6BOI6VRYGRASLQH6D5AY2VUP.json","graph_json":"https://pith.science/api/pith-number/MS6BOI6VRYGRASLQH6D5AY2VUP/graph.json","events_json":"https://pith.science/api/pith-number/MS6BOI6VRYGRASLQH6D5AY2VUP/events.json","paper":"https://pith.science/paper/MS6BOI6V"},"agent_actions":{"view_html":"https://pith.science/pith/MS6BOI6VRYGRASLQH6D5AY2VUP","download_json":"https://pith.science/pith/MS6BOI6VRYGRASLQH6D5AY2VUP.json","view_paper":"https://pith.science/paper/MS6BOI6V","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1611.09286&json=true","fetch_graph":"https://pith.science/api/pith-number/MS6BOI6VRYGRASLQH6D5AY2VUP/graph.json","fetch_events":"https://pith.science/api/pith-number/MS6BOI6VRYGRASLQH6D5AY2VUP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MS6BOI6VRYGRASLQH6D5AY2VUP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MS6BOI6VRYGRASLQH6D5AY2VUP/action/storage_attestation","attest_author":"https://pith.science/pith/MS6BOI6VRYGRASLQH6D5AY2VUP/action/author_attestation","sign_citation":"https://pith.science/pith/MS6BOI6VRYGRASLQH6D5AY2VUP/action/citation_signature","submit_replication":"https://pith.science/pith/MS6BOI6VRYGRASLQH6D5AY2VUP/action/replication_record"}},"created_at":"2026-05-18T00:56:28.606794+00:00","updated_at":"2026-05-18T00:56:28.606794+00:00"}