{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:SLSRUBGIOKJN2ZT5JRV3BCGDYG","short_pith_number":"pith:SLSRUBGI","schema_version":"1.0","canonical_sha256":"92e51a04c87292dd667d4c6bb088c3c1a1f0533df0019d770c16a410d424f14b","source":{"kind":"arxiv","id":"2210.16618","version":1},"attestation_state":"computed","paper":{"title":"Multidimensional coherent spectroscopy of excitons in $\\pi$-conjugated polymers","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.chem-ph","authors_text":"Alejandro Vega-Flick, Carlos Silva-Acu\\~na, Elizabeth Guti\\'errez-Meza, Eric R. Bittner","submitted_at":"2022-10-29T14:42:30Z","abstract_excerpt":"The photophysics of $\\pi$-conjugated polymers has been of considerable interest over the last three decades because of their organic semiconductor properties. Primary photoexcitations, Frenkel excitons, can be probed optically by means of numerous linear spectroscopies, providing a wealth of information on the the strength of excitonic coupling, the exciton coherence length, and on the nature of the disordered energy landscape. Nonetheless, there are intrinsic limitations in the information that can be obtained with linear spectroscopy compared to non-linear coherent techniques. Examples of th"},"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":"2210.16618","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.chem-ph","submitted_at":"2022-10-29T14:42:30Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"338619bb1e3477e798393bee3ba63942c5640706e39bb404845b35df0dd8ab35","abstract_canon_sha256":"1d57eb5518bc370db8cf6023e8fbecc2517c3d22dbfe0686ace94cb977f738e1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:11:48.533747Z","signature_b64":"itZP0/puUycDCBwgnxqACfSo6vBiGoTJpOhVKzA+XipsNR+tjy8PMsqDFjQRj5qI9S028E+lbxlCN+YIYEqPAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"92e51a04c87292dd667d4c6bb088c3c1a1f0533df0019d770c16a410d424f14b","last_reissued_at":"2026-07-05T05:11:48.533359Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:11:48.533359Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Multidimensional coherent spectroscopy of excitons in $\\pi$-conjugated polymers","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.chem-ph","authors_text":"Alejandro Vega-Flick, Carlos Silva-Acu\\~na, Elizabeth Guti\\'errez-Meza, Eric R. Bittner","submitted_at":"2022-10-29T14:42:30Z","abstract_excerpt":"The photophysics of $\\pi$-conjugated polymers has been of considerable interest over the last three decades because of their organic semiconductor properties. Primary photoexcitations, Frenkel excitons, can be probed optically by means of numerous linear spectroscopies, providing a wealth of information on the the strength of excitonic coupling, the exciton coherence length, and on the nature of the disordered energy landscape. Nonetheless, there are intrinsic limitations in the information that can be obtained with linear spectroscopy compared to non-linear coherent techniques. Examples of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2210.16618","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2210.16618/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2210.16618","created_at":"2026-07-05T05:11:48.533417+00:00"},{"alias_kind":"arxiv_version","alias_value":"2210.16618v1","created_at":"2026-07-05T05:11:48.533417+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2210.16618","created_at":"2026-07-05T05:11:48.533417+00:00"},{"alias_kind":"pith_short_12","alias_value":"SLSRUBGIOKJN","created_at":"2026-07-05T05:11:48.533417+00:00"},{"alias_kind":"pith_short_16","alias_value":"SLSRUBGIOKJN2ZT5","created_at":"2026-07-05T05:11:48.533417+00:00"},{"alias_kind":"pith_short_8","alias_value":"SLSRUBGI","created_at":"2026-07-05T05:11:48.533417+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/SLSRUBGIOKJN2ZT5JRV3BCGDYG","json":"https://pith.science/pith/SLSRUBGIOKJN2ZT5JRV3BCGDYG.json","graph_json":"https://pith.science/api/pith-number/SLSRUBGIOKJN2ZT5JRV3BCGDYG/graph.json","events_json":"https://pith.science/api/pith-number/SLSRUBGIOKJN2ZT5JRV3BCGDYG/events.json","paper":"https://pith.science/paper/SLSRUBGI"},"agent_actions":{"view_html":"https://pith.science/pith/SLSRUBGIOKJN2ZT5JRV3BCGDYG","download_json":"https://pith.science/pith/SLSRUBGIOKJN2ZT5JRV3BCGDYG.json","view_paper":"https://pith.science/paper/SLSRUBGI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2210.16618&json=true","fetch_graph":"https://pith.science/api/pith-number/SLSRUBGIOKJN2ZT5JRV3BCGDYG/graph.json","fetch_events":"https://pith.science/api/pith-number/SLSRUBGIOKJN2ZT5JRV3BCGDYG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SLSRUBGIOKJN2ZT5JRV3BCGDYG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SLSRUBGIOKJN2ZT5JRV3BCGDYG/action/storage_attestation","attest_author":"https://pith.science/pith/SLSRUBGIOKJN2ZT5JRV3BCGDYG/action/author_attestation","sign_citation":"https://pith.science/pith/SLSRUBGIOKJN2ZT5JRV3BCGDYG/action/citation_signature","submit_replication":"https://pith.science/pith/SLSRUBGIOKJN2ZT5JRV3BCGDYG/action/replication_record"}},"created_at":"2026-07-05T05:11:48.533417+00:00","updated_at":"2026-07-05T05:11:48.533417+00:00"}