{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:ZQTDPBCGE3YGGIEBSRBOOH6TBJ","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":"eb2425a14b150f06da9f24d1f4955c96d311384ea72ff9cf79a1bbf37f81829d","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.BM","submitted_at":"2017-07-27T21:35:19Z","title_canon_sha256":"c45a1af02a4b854a2fc15d562fa9f6e6c2fb67f2b4289a29a5b9286bff47f086"},"schema_version":"1.0","source":{"id":"1707.09053","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.09053","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"arxiv_version","alias_value":"1707.09053v1","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.09053","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"pith_short_12","alias_value":"ZQTDPBCGE3YG","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZQTDPBCGE3YGGIEB","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZQTDPBCG","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:7cae2d94d15124cf797c12a273bb0376c3e561bd11eb1c5b1dc9d7d1f7351cf9","target":"graph","created_at":"2026-05-18T00:39:17Z","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":"A minimal, one-parameter model of the excitonic Hamiltonian for the light harvesting complex of purple bacteria (LH2) based on ab initio calculation of the excitonic energies is proposed. The set of input parameters contains positions of atoms in 27 bacteriochlorophyll pigments only. The excitation energies, transition dipole and quadrupole moments of the bacteriochlorophyll units were calculated by advanced multiconfigurational multireference method. In the work we investigate influence of the dipole-quadrupole interaction on the particularities of the absorption spectra and circular dichrois","authors_text":"Andr\\'E Anda, Luca De Vico, Thorsten Hansen, V. Al. Osipov","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.BM","submitted_at":"2017-07-27T21:35:19Z","title":"The minimal model of light harvesting complex with dipole-quadrupole interaction derived from ab initio calculation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.09053","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":"sha256:879ee1e7779e645c413de8cd9ea7297b57ae767ec9a0e37652077dc0c4d522af","target":"record","created_at":"2026-05-18T00:39:17Z","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":"eb2425a14b150f06da9f24d1f4955c96d311384ea72ff9cf79a1bbf37f81829d","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.BM","submitted_at":"2017-07-27T21:35:19Z","title_canon_sha256":"c45a1af02a4b854a2fc15d562fa9f6e6c2fb67f2b4289a29a5b9286bff47f086"},"schema_version":"1.0","source":{"id":"1707.09053","kind":"arxiv","version":1}},"canonical_sha256":"cc2637844626f06320819442e71fd30a42b3c123ba02f6aa483e00e080107ca3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cc2637844626f06320819442e71fd30a42b3c123ba02f6aa483e00e080107ca3","first_computed_at":"2026-05-18T00:39:17.231120Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:39:17.231120Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QO2l9QUjHxpJIohI9OCy17C0oWXzAWSC2oo5wXiBKY0AibnoCtb7jS7PtZDYT8zcrrE+hOb5OfwQ6b9dftW8Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:39:17.231832Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.09053","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:879ee1e7779e645c413de8cd9ea7297b57ae767ec9a0e37652077dc0c4d522af","sha256:7cae2d94d15124cf797c12a273bb0376c3e561bd11eb1c5b1dc9d7d1f7351cf9"],"state_sha256":"321ceff39c6eb86d9c8bb5a4c5f40a9a4eafaf43050e31c2609d65c314c76306"}