{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:RNFK63Y7HCR2NEGTMLV3D3XFW5","short_pith_number":"pith:RNFK63Y7","schema_version":"1.0","canonical_sha256":"8b4aaf6f1f38a3a690d362ebb1eee5b749b92b1f85313b7f565719d9bdd8b1f3","source":{"kind":"arxiv","id":"1510.04773","version":1},"attestation_state":"computed","paper":{"title":"Novel primary photoexcitations in $\\pi$-conjugated donor-acceptor copolymers probed by transient magneto-photoinduced-absorption","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"primary_cat":"cond-mat.mes-hall","authors_text":"Eitan Ehrenfreund, Gang Li, Karan Aryanpour, L. Dou, Sumit Mazumdar, Tek P. Basel, Uyen N. V. Huynh, Yang Yang, Z. Valy Vardeny","submitted_at":"2015-10-16T03:53:15Z","abstract_excerpt":"The saga of the primary photoexcitations in $\\pi$-conjugated polymers has been a source of extraordinary scientific curiosity that has lasted for more than three decades. From soliton excitations in trans-polyacetylene, to singlet and triplet excitons and polarons in other polymers, to charge transfer excitons in blends of polymers and fullerenes, the field has been rich with a variety of different photoexcitation species. Here we show the photogeneration of a novel primary intrachain photoexcitation species, namely the composite multi-exciton (CME) in $\\pi$-conjugated donor-acceptor (DA)-copo"},"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":"1510.04773","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-10-16T03:53:15Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.str-el"],"title_canon_sha256":"d375d6a59e0aa01027154740e70950c3eda10015c182eb9b940a860a64842df0","abstract_canon_sha256":"a7f7a793b8ef617bb4649040bc22ef205bee11ba90f85caa5f10604f93dbca82"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:30:00.681143Z","signature_b64":"52fqc4DxbnLybQZ7GVQfHKaWo6uAnW16HkoW95Lr0K+aj50lpU1nQSavxMkhwZYULUH0v3rSRFBTbz7g8/P1BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8b4aaf6f1f38a3a690d362ebb1eee5b749b92b1f85313b7f565719d9bdd8b1f3","last_reissued_at":"2026-05-18T01:30:00.680573Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:30:00.680573Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Novel primary photoexcitations in $\\pi$-conjugated donor-acceptor copolymers probed by transient magneto-photoinduced-absorption","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"primary_cat":"cond-mat.mes-hall","authors_text":"Eitan Ehrenfreund, Gang Li, Karan Aryanpour, L. Dou, Sumit Mazumdar, Tek P. Basel, Uyen N. V. Huynh, Yang Yang, Z. Valy Vardeny","submitted_at":"2015-10-16T03:53:15Z","abstract_excerpt":"The saga of the primary photoexcitations in $\\pi$-conjugated polymers has been a source of extraordinary scientific curiosity that has lasted for more than three decades. From soliton excitations in trans-polyacetylene, to singlet and triplet excitons and polarons in other polymers, to charge transfer excitons in blends of polymers and fullerenes, the field has been rich with a variety of different photoexcitation species. Here we show the photogeneration of a novel primary intrachain photoexcitation species, namely the composite multi-exciton (CME) in $\\pi$-conjugated donor-acceptor (DA)-copo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.04773","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":"1510.04773","created_at":"2026-05-18T01:30:00.680655+00:00"},{"alias_kind":"arxiv_version","alias_value":"1510.04773v1","created_at":"2026-05-18T01:30:00.680655+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.04773","created_at":"2026-05-18T01:30:00.680655+00:00"},{"alias_kind":"pith_short_12","alias_value":"RNFK63Y7HCR2","created_at":"2026-05-18T12:29:39.896362+00:00"},{"alias_kind":"pith_short_16","alias_value":"RNFK63Y7HCR2NEGT","created_at":"2026-05-18T12:29:39.896362+00:00"},{"alias_kind":"pith_short_8","alias_value":"RNFK63Y7","created_at":"2026-05-18T12:29:39.896362+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/RNFK63Y7HCR2NEGTMLV3D3XFW5","json":"https://pith.science/pith/RNFK63Y7HCR2NEGTMLV3D3XFW5.json","graph_json":"https://pith.science/api/pith-number/RNFK63Y7HCR2NEGTMLV3D3XFW5/graph.json","events_json":"https://pith.science/api/pith-number/RNFK63Y7HCR2NEGTMLV3D3XFW5/events.json","paper":"https://pith.science/paper/RNFK63Y7"},"agent_actions":{"view_html":"https://pith.science/pith/RNFK63Y7HCR2NEGTMLV3D3XFW5","download_json":"https://pith.science/pith/RNFK63Y7HCR2NEGTMLV3D3XFW5.json","view_paper":"https://pith.science/paper/RNFK63Y7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1510.04773&json=true","fetch_graph":"https://pith.science/api/pith-number/RNFK63Y7HCR2NEGTMLV3D3XFW5/graph.json","fetch_events":"https://pith.science/api/pith-number/RNFK63Y7HCR2NEGTMLV3D3XFW5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RNFK63Y7HCR2NEGTMLV3D3XFW5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RNFK63Y7HCR2NEGTMLV3D3XFW5/action/storage_attestation","attest_author":"https://pith.science/pith/RNFK63Y7HCR2NEGTMLV3D3XFW5/action/author_attestation","sign_citation":"https://pith.science/pith/RNFK63Y7HCR2NEGTMLV3D3XFW5/action/citation_signature","submit_replication":"https://pith.science/pith/RNFK63Y7HCR2NEGTMLV3D3XFW5/action/replication_record"}},"created_at":"2026-05-18T01:30:00.680655+00:00","updated_at":"2026-05-18T01:30:00.680655+00:00"}