{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:IXSCBOX5FLZ766QIUUU4QD7QK3","short_pith_number":"pith:IXSCBOX5","schema_version":"1.0","canonical_sha256":"45e420bafd2af3ff7a08a529c80ff056ffb2c79c424dbd0c08200bc9eb24727b","source":{"kind":"arxiv","id":"1803.10216","version":2},"attestation_state":"computed","paper":{"title":"Vibronic exciton theory of singlet fission. III. How vibronic coupling and thermodynamics promote rapid triplet generation in pentacene crystals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"David R. Reichman, Roel Tempelaar","submitted_at":"2018-03-27T17:58:07Z","abstract_excerpt":"We extend the vibronic exciton theory introduced in our previous work to study singlet fission dynamics, in particular addressing recent indications of the importance of vibronic coupling in this process. A microscopic and non-perturbative treatment of electronic and selected vibrational degrees of freedom in combination with Redfield theory allows us to dynamically consider clusters of molecules under conditions close to those in molecular crystals that exhibit fission. Using bulk pentacene as a concrete example, our results identify a number of factors that render fission rapid and effective"},"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":"1803.10216","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-03-27T17:58:07Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"43020d44197369fa06a2efabcaa46a63481921fd9ac991ceda5306426ab81565","abstract_canon_sha256":"9db2de4991bc3e05bf2a8dd1a3d0ba1fd63e2fc74c840910c20df2328738b13c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:08:35.870856Z","signature_b64":"ud0yqoD7338gaAhFcutk470sAht9oNHa39mX/FybK1yFG+UGfrcUUZFLJfFfwsudNQn18J3eVECGRcN7eDJNDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"45e420bafd2af3ff7a08a529c80ff056ffb2c79c424dbd0c08200bc9eb24727b","last_reissued_at":"2026-05-18T00:08:35.870063Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:08:35.870063Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Vibronic exciton theory of singlet fission. III. How vibronic coupling and thermodynamics promote rapid triplet generation in pentacene crystals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"David R. Reichman, Roel Tempelaar","submitted_at":"2018-03-27T17:58:07Z","abstract_excerpt":"We extend the vibronic exciton theory introduced in our previous work to study singlet fission dynamics, in particular addressing recent indications of the importance of vibronic coupling in this process. A microscopic and non-perturbative treatment of electronic and selected vibrational degrees of freedom in combination with Redfield theory allows us to dynamically consider clusters of molecules under conditions close to those in molecular crystals that exhibit fission. Using bulk pentacene as a concrete example, our results identify a number of factors that render fission rapid and effective"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.10216","kind":"arxiv","version":2},"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":"1803.10216","created_at":"2026-05-18T00:08:35.870188+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.10216v2","created_at":"2026-05-18T00:08:35.870188+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.10216","created_at":"2026-05-18T00:08:35.870188+00:00"},{"alias_kind":"pith_short_12","alias_value":"IXSCBOX5FLZ7","created_at":"2026-05-18T12:32:31.084164+00:00"},{"alias_kind":"pith_short_16","alias_value":"IXSCBOX5FLZ766QI","created_at":"2026-05-18T12:32:31.084164+00:00"},{"alias_kind":"pith_short_8","alias_value":"IXSCBOX5","created_at":"2026-05-18T12:32:31.084164+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/IXSCBOX5FLZ766QIUUU4QD7QK3","json":"https://pith.science/pith/IXSCBOX5FLZ766QIUUU4QD7QK3.json","graph_json":"https://pith.science/api/pith-number/IXSCBOX5FLZ766QIUUU4QD7QK3/graph.json","events_json":"https://pith.science/api/pith-number/IXSCBOX5FLZ766QIUUU4QD7QK3/events.json","paper":"https://pith.science/paper/IXSCBOX5"},"agent_actions":{"view_html":"https://pith.science/pith/IXSCBOX5FLZ766QIUUU4QD7QK3","download_json":"https://pith.science/pith/IXSCBOX5FLZ766QIUUU4QD7QK3.json","view_paper":"https://pith.science/paper/IXSCBOX5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.10216&json=true","fetch_graph":"https://pith.science/api/pith-number/IXSCBOX5FLZ766QIUUU4QD7QK3/graph.json","fetch_events":"https://pith.science/api/pith-number/IXSCBOX5FLZ766QIUUU4QD7QK3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IXSCBOX5FLZ766QIUUU4QD7QK3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IXSCBOX5FLZ766QIUUU4QD7QK3/action/storage_attestation","attest_author":"https://pith.science/pith/IXSCBOX5FLZ766QIUUU4QD7QK3/action/author_attestation","sign_citation":"https://pith.science/pith/IXSCBOX5FLZ766QIUUU4QD7QK3/action/citation_signature","submit_replication":"https://pith.science/pith/IXSCBOX5FLZ766QIUUU4QD7QK3/action/replication_record"}},"created_at":"2026-05-18T00:08:35.870188+00:00","updated_at":"2026-05-18T00:08:35.870188+00:00"}