{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:UPRHEVYYUR5GCNBX3XMCFSA25C","short_pith_number":"pith:UPRHEVYY","canonical_record":{"source":{"id":"2501.18083","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-30T01:40:25Z","cross_cats_sorted":["physics.chem-ph","physics.optics"],"title_canon_sha256":"13180741ba3f053a3423ab069a009e0ea362a376fdb4b8bdc609f3ea15734dc9","abstract_canon_sha256":"b6a1e7589510ba332f868ab14c414b257a2aa67f04dd0221a69f86a927b28430"},"schema_version":"1.0"},"canonical_sha256":"a3e2725718a47a613437ddd822c81ae8bdfba7e114c1cd490c6a06f5a275d944","source":{"kind":"arxiv","id":"2501.18083","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.18083","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"arxiv_version","alias_value":"2501.18083v3","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.18083","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"pith_short_12","alias_value":"UPRHEVYYUR5G","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"pith_short_16","alias_value":"UPRHEVYYUR5GCNBX","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"pith_short_8","alias_value":"UPRHEVYY","created_at":"2026-07-05T10:44:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:UPRHEVYYUR5GCNBX3XMCFSA25C","target":"record","payload":{"canonical_record":{"source":{"id":"2501.18083","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-30T01:40:25Z","cross_cats_sorted":["physics.chem-ph","physics.optics"],"title_canon_sha256":"13180741ba3f053a3423ab069a009e0ea362a376fdb4b8bdc609f3ea15734dc9","abstract_canon_sha256":"b6a1e7589510ba332f868ab14c414b257a2aa67f04dd0221a69f86a927b28430"},"schema_version":"1.0"},"canonical_sha256":"a3e2725718a47a613437ddd822c81ae8bdfba7e114c1cd490c6a06f5a275d944","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:44:21.800544Z","signature_b64":"9P1Gl7U5Gj2o6BHotM3qT85YmFdGlZg0yRiDRDEPNd/Z+KgEDzh3P/QGWYvSbHha1p3nlM8K+dm0KRL7qkg5Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a3e2725718a47a613437ddd822c81ae8bdfba7e114c1cd490c6a06f5a275d944","last_reissued_at":"2026-07-05T10:44:21.800039Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:44:21.800039Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.18083","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:44:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T85lFBD8eGhDo53LAgU2IFngb95U2keVyj1cKbPvPHC0lYEcAxgW+EFFzAv8fa3IoCIxNHOgCW7HPi+Ris9zCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T05:04:53.635795Z"},"content_sha256":"f1883bce49826e737ade33494eb14b1e7694c22fa6660d549ffbb38377368628","schema_version":"1.0","event_id":"sha256:f1883bce49826e737ade33494eb14b1e7694c22fa6660d549ffbb38377368628"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:UPRHEVYYUR5GCNBX3XMCFSA25C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Polarization-Resolved Core Exciton Dynamics in LiF Using Attosecond Transient Absorption Spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph","physics.optics"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Chengye Huang, Kenneth Schafer, Kylie J Gannan, Lauren B Drescher, Mette B Gaarde, Navdeep Rana, Rafael Quintero-Bermudez, Stephen R Leone","submitted_at":"2025-01-30T01:40:25Z","abstract_excerpt":"The ability to control absorption by modifying the polarization of light presents an exciting opportunity to experimentally determine the orbital alignment of absorption features. Here, attosecond extreme ultraviolet (XUV) transient absorption spectroscopy is used to investigate the polarization dependence of core exciton dynamics in LiF thin films at the Li+ K edge. XUV pulses excite electrons from the Li 1s core level into the conduction band, allowing for the formation of a p-orbital-like core exciton, aligned along the XUV light polarization axis. A sub-5 fs near-infrared (NIR) probe pulse"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.18083","kind":"arxiv","version":3},"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/2501.18083/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:44:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AP764CQCbMYepIBtHz4+9uh6OSkVr58SQoRqAN2ZELA0XA6TZ4D6w5gqM/quPliG31YG4vrx1RRxhDDTyZZXBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T05:04:53.636319Z"},"content_sha256":"68107c1de85c61bafaa85bdb05ad22cae159bb9006d19e10875356210bbd8004","schema_version":"1.0","event_id":"sha256:68107c1de85c61bafaa85bdb05ad22cae159bb9006d19e10875356210bbd8004"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UPRHEVYYUR5GCNBX3XMCFSA25C/bundle.json","state_url":"https://pith.science/pith/UPRHEVYYUR5GCNBX3XMCFSA25C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UPRHEVYYUR5GCNBX3XMCFSA25C/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":"2026-08-07T05:04:53Z","links":{"resolver":"https://pith.science/pith/UPRHEVYYUR5GCNBX3XMCFSA25C","bundle":"https://pith.science/pith/UPRHEVYYUR5GCNBX3XMCFSA25C/bundle.json","state":"https://pith.science/pith/UPRHEVYYUR5GCNBX3XMCFSA25C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UPRHEVYYUR5GCNBX3XMCFSA25C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:UPRHEVYYUR5GCNBX3XMCFSA25C","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":"b6a1e7589510ba332f868ab14c414b257a2aa67f04dd0221a69f86a927b28430","cross_cats_sorted":["physics.chem-ph","physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-30T01:40:25Z","title_canon_sha256":"13180741ba3f053a3423ab069a009e0ea362a376fdb4b8bdc609f3ea15734dc9"},"schema_version":"1.0","source":{"id":"2501.18083","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.18083","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"arxiv_version","alias_value":"2501.18083v3","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.18083","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"pith_short_12","alias_value":"UPRHEVYYUR5G","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"pith_short_16","alias_value":"UPRHEVYYUR5GCNBX","created_at":"2026-07-05T10:44:21Z"},{"alias_kind":"pith_short_8","alias_value":"UPRHEVYY","created_at":"2026-07-05T10:44:21Z"}],"graph_snapshots":[{"event_id":"sha256:68107c1de85c61bafaa85bdb05ad22cae159bb9006d19e10875356210bbd8004","target":"graph","created_at":"2026-07-05T10:44:21Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2501.18083/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The ability to control absorption by modifying the polarization of light presents an exciting opportunity to experimentally determine the orbital alignment of absorption features. Here, attosecond extreme ultraviolet (XUV) transient absorption spectroscopy is used to investigate the polarization dependence of core exciton dynamics in LiF thin films at the Li+ K edge. XUV pulses excite electrons from the Li 1s core level into the conduction band, allowing for the formation of a p-orbital-like core exciton, aligned along the XUV light polarization axis. A sub-5 fs near-infrared (NIR) probe pulse","authors_text":"Chengye Huang, Kenneth Schafer, Kylie J Gannan, Lauren B Drescher, Mette B Gaarde, Navdeep Rana, Rafael Quintero-Bermudez, Stephen R Leone","cross_cats":["physics.chem-ph","physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-30T01:40:25Z","title":"Polarization-Resolved Core Exciton Dynamics in LiF Using Attosecond Transient Absorption Spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.18083","kind":"arxiv","version":3},"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:f1883bce49826e737ade33494eb14b1e7694c22fa6660d549ffbb38377368628","target":"record","created_at":"2026-07-05T10:44:21Z","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":"b6a1e7589510ba332f868ab14c414b257a2aa67f04dd0221a69f86a927b28430","cross_cats_sorted":["physics.chem-ph","physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-01-30T01:40:25Z","title_canon_sha256":"13180741ba3f053a3423ab069a009e0ea362a376fdb4b8bdc609f3ea15734dc9"},"schema_version":"1.0","source":{"id":"2501.18083","kind":"arxiv","version":3}},"canonical_sha256":"a3e2725718a47a613437ddd822c81ae8bdfba7e114c1cd490c6a06f5a275d944","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a3e2725718a47a613437ddd822c81ae8bdfba7e114c1cd490c6a06f5a275d944","first_computed_at":"2026-07-05T10:44:21.800039Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:44:21.800039Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9P1Gl7U5Gj2o6BHotM3qT85YmFdGlZg0yRiDRDEPNd/Z+KgEDzh3P/QGWYvSbHha1p3nlM8K+dm0KRL7qkg5Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:44:21.800544Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.18083","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f1883bce49826e737ade33494eb14b1e7694c22fa6660d549ffbb38377368628","sha256:68107c1de85c61bafaa85bdb05ad22cae159bb9006d19e10875356210bbd8004"],"state_sha256":"40b321fe30cec78437c704ff2b93df66fafec7347f2ef9138148a0b4018d9ac7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8WFcQd3FKBUi//2lN0BkfF1lAryaRCcvi8G3n07Vonr0nXYrW33avDr4x3V9yXmHDp10WaGOM9hAfVyIlq1/Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T05:04:53.641803Z","bundle_sha256":"377aaff9b35e12ba7fd8bb173efa0d2826744b293ba77103fe26c5b0cc18023c"}}