{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:GINLFY26PEBNMUCO5J7KC5G5CQ","short_pith_number":"pith:GINLFY26","canonical_record":{"source":{"id":"1412.2189","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-06T01:34:28Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"1ee4180ebbe506f3504c4d8c5d9a0590faec54dc27cd2af41a88070495f37044","abstract_canon_sha256":"51ee74d318954b99dba81dc9a4e8a8bb288559ee4789d39632a754daf1f08c69"},"schema_version":"1.0"},"canonical_sha256":"321ab2e35e7902d6504eea7ea174dd143387e08d93604da6af2b4d6ff6422f52","source":{"kind":"arxiv","id":"1412.2189","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.2189","created_at":"2026-05-18T01:41:21Z"},{"alias_kind":"arxiv_version","alias_value":"1412.2189v1","created_at":"2026-05-18T01:41:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.2189","created_at":"2026-05-18T01:41:21Z"},{"alias_kind":"pith_short_12","alias_value":"GINLFY26PEBN","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GINLFY26PEBNMUCO","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GINLFY26","created_at":"2026-05-18T12:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:GINLFY26PEBNMUCO5J7KC5G5CQ","target":"record","payload":{"canonical_record":{"source":{"id":"1412.2189","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-06T01:34:28Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"1ee4180ebbe506f3504c4d8c5d9a0590faec54dc27cd2af41a88070495f37044","abstract_canon_sha256":"51ee74d318954b99dba81dc9a4e8a8bb288559ee4789d39632a754daf1f08c69"},"schema_version":"1.0"},"canonical_sha256":"321ab2e35e7902d6504eea7ea174dd143387e08d93604da6af2b4d6ff6422f52","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:21.209607Z","signature_b64":"lp2xpNT/Ni125StymVIJJvU4F4aNvy9oXHrororst/Fw3DviAP2Y0eAqwh09JK44eeEiAifn1oH6JOzSfWSOCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"321ab2e35e7902d6504eea7ea174dd143387e08d93604da6af2b4d6ff6422f52","last_reissued_at":"2026-05-18T01:41:21.208953Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:21.208953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.2189","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:41:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WE4dTIotPvgAGQlIeShkY+qqwJSsjjCrM1cjj5RPr8TfZ1WMm2XSxUPh4kt/VpXecQM/fUWp86PeDWDnuq/KBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T17:03:00.863389Z"},"content_sha256":"32054f04aafdda75a39967e3a5bbfbab128f92e04ae36a78e0d0a6a952cf9d29","schema_version":"1.0","event_id":"sha256:32054f04aafdda75a39967e3a5bbfbab128f92e04ae36a78e0d0a6a952cf9d29"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:GINLFY26PEBNMUCO5J7KC5G5CQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Polarization-dependent exciton dynamics in tetracene single crystals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Bin He, Bo Zhang, Chunfeng Zhang, Min Xiao, Rui Wang, Shimeng Zhang, Xiaoyong Wang, Yanqing Xu, Yunlong Liu","submitted_at":"2014-12-06T01:34:28Z","abstract_excerpt":"We conduct polarization-dependent ultrafast spectroscopy to study the dynamics of singlet fission in tetracene single crystals. The spectrotemporal species for singlet and triplet excitons in transient absorption spectra are found to be strongly dependent on probe polarization. By carefully analyzing the polarization dependence, the signals contributed by different transitions related to singlet excitons have been disentangled, which is further applied to construct the correlation between dynamics of singlet and triplet excitons. The anisotropy of exciton dynamics provides an alternative appro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.2189","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:41:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0FuD9mYcXS3ljJ4/qLP37b+DoPKQ64jpY+RwBaUomllCi3pzTNl+mft+h75ZqJF0uy6E9i5QRX3BG7FIN4clDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T17:03:00.864054Z"},"content_sha256":"dd4088c449270c7f03243ba86bd45cea77c99faab276e183163b9e8283abab10","schema_version":"1.0","event_id":"sha256:dd4088c449270c7f03243ba86bd45cea77c99faab276e183163b9e8283abab10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GINLFY26PEBNMUCO5J7KC5G5CQ/bundle.json","state_url":"https://pith.science/pith/GINLFY26PEBNMUCO5J7KC5G5CQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GINLFY26PEBNMUCO5J7KC5G5CQ/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-29T17:03:00Z","links":{"resolver":"https://pith.science/pith/GINLFY26PEBNMUCO5J7KC5G5CQ","bundle":"https://pith.science/pith/GINLFY26PEBNMUCO5J7KC5G5CQ/bundle.json","state":"https://pith.science/pith/GINLFY26PEBNMUCO5J7KC5G5CQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GINLFY26PEBNMUCO5J7KC5G5CQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:GINLFY26PEBNMUCO5J7KC5G5CQ","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":"51ee74d318954b99dba81dc9a4e8a8bb288559ee4789d39632a754daf1f08c69","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-06T01:34:28Z","title_canon_sha256":"1ee4180ebbe506f3504c4d8c5d9a0590faec54dc27cd2af41a88070495f37044"},"schema_version":"1.0","source":{"id":"1412.2189","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.2189","created_at":"2026-05-18T01:41:21Z"},{"alias_kind":"arxiv_version","alias_value":"1412.2189v1","created_at":"2026-05-18T01:41:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.2189","created_at":"2026-05-18T01:41:21Z"},{"alias_kind":"pith_short_12","alias_value":"GINLFY26PEBN","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GINLFY26PEBNMUCO","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GINLFY26","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:dd4088c449270c7f03243ba86bd45cea77c99faab276e183163b9e8283abab10","target":"graph","created_at":"2026-05-18T01:41:21Z","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":"We conduct polarization-dependent ultrafast spectroscopy to study the dynamics of singlet fission in tetracene single crystals. The spectrotemporal species for singlet and triplet excitons in transient absorption spectra are found to be strongly dependent on probe polarization. By carefully analyzing the polarization dependence, the signals contributed by different transitions related to singlet excitons have been disentangled, which is further applied to construct the correlation between dynamics of singlet and triplet excitons. The anisotropy of exciton dynamics provides an alternative appro","authors_text":"Bin He, Bo Zhang, Chunfeng Zhang, Min Xiao, Rui Wang, Shimeng Zhang, Xiaoyong Wang, Yanqing Xu, Yunlong Liu","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-06T01:34:28Z","title":"Polarization-dependent exciton dynamics in tetracene single crystals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.2189","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":"sha256:32054f04aafdda75a39967e3a5bbfbab128f92e04ae36a78e0d0a6a952cf9d29","target":"record","created_at":"2026-05-18T01:41:21Z","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":"51ee74d318954b99dba81dc9a4e8a8bb288559ee4789d39632a754daf1f08c69","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-06T01:34:28Z","title_canon_sha256":"1ee4180ebbe506f3504c4d8c5d9a0590faec54dc27cd2af41a88070495f37044"},"schema_version":"1.0","source":{"id":"1412.2189","kind":"arxiv","version":1}},"canonical_sha256":"321ab2e35e7902d6504eea7ea174dd143387e08d93604da6af2b4d6ff6422f52","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"321ab2e35e7902d6504eea7ea174dd143387e08d93604da6af2b4d6ff6422f52","first_computed_at":"2026-05-18T01:41:21.208953Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:21.208953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lp2xpNT/Ni125StymVIJJvU4F4aNvy9oXHrororst/Fw3DviAP2Y0eAqwh09JK44eeEiAifn1oH6JOzSfWSOCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:21.209607Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.2189","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32054f04aafdda75a39967e3a5bbfbab128f92e04ae36a78e0d0a6a952cf9d29","sha256:dd4088c449270c7f03243ba86bd45cea77c99faab276e183163b9e8283abab10"],"state_sha256":"c903a16463f572c10d5ca29c52e2cb8b6969ea5a3328b29e6c6bfe04266a2828"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mnaoyA84JFBp1d3Fm1peli53Ub+T0AFJtuinSWZuWJdVDKLzLom0qXMdUyRQ7bd6F187ef1GYxvC1kDW/kaOBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T17:03:00.867443Z","bundle_sha256":"8071da0a48c5638f2475a16a2ea68d327dba4a2cc72efe1535705db1e0346ec0"}}