{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:CCXZ3GS4D47BLXO57ILPQ2GF5S","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":"22ece62b197471b72c4d3fd42f3fe6bd21bf441f667bbd7462ca3164d165c6c9","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-05-20T16:44:22Z","title_canon_sha256":"f5155fae4a281c6675ca985cad00d50b7993dda1d36484da72cab1181d403d2f"},"schema_version":"1.0","source":{"id":"2605.21389","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.21389","created_at":"2026-05-21T02:05:32Z"},{"alias_kind":"arxiv_version","alias_value":"2605.21389v1","created_at":"2026-05-21T02:05:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.21389","created_at":"2026-05-21T02:05:32Z"},{"alias_kind":"pith_short_12","alias_value":"CCXZ3GS4D47B","created_at":"2026-05-21T02:05:32Z"},{"alias_kind":"pith_short_16","alias_value":"CCXZ3GS4D47BLXO5","created_at":"2026-05-21T02:05:32Z"},{"alias_kind":"pith_short_8","alias_value":"CCXZ3GS4","created_at":"2026-05-21T02:05:32Z"}],"graph_snapshots":[{"event_id":"sha256:f41402f58eb7435dfdcc47dfd1cab768d13a48d6b7ccee34751f01cd397efac1","target":"graph","created_at":"2026-05-21T02:05:32Z","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/2605.21389/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Subpicosecond laser excitation of ferromagnetic metals induces strongly nonequilibrium dynamics involving scattering and transport of electrons, phonons, and magnons. Widely used theoretical approaches, such as the three-temperature model and diffusion equations, are ill-suited to capture these processes on ultrafast timescales. Here, we present an ab initio-parameterized microscopic framework that incorporates nonthermal magnon scattering and transport via the quantum Boltzmann equation. We apply this approach to simulate ultrafast laser-induced demagnetization in bcc Fe films. The model pred","authors_text":"Luca Mikadze, Markus Wei{\\ss}enhofer, Peter M. Oppeneer","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-05-20T16:44:22Z","title":"Huge ultrafast spin Seebeck effect mediated by laser-excited superdiffusive magnon currents"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.21389","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:bfbfd67d762932f75457125dc81e7041bef707ca80fb91845a3f7c2833d45956","target":"record","created_at":"2026-05-21T02:05:32Z","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":"22ece62b197471b72c4d3fd42f3fe6bd21bf441f667bbd7462ca3164d165c6c9","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-05-20T16:44:22Z","title_canon_sha256":"f5155fae4a281c6675ca985cad00d50b7993dda1d36484da72cab1181d403d2f"},"schema_version":"1.0","source":{"id":"2605.21389","kind":"arxiv","version":1}},"canonical_sha256":"10af9d9a5c1f3e15ddddfa16f868c5eca724d30a87cb46bb83c779ee642e1338","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"10af9d9a5c1f3e15ddddfa16f868c5eca724d30a87cb46bb83c779ee642e1338","first_computed_at":"2026-05-21T02:05:32.346614Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-21T02:05:32.346614Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4zu+0BC/EBmCCdxCkfdHpRRZqnbQPjJM/jlbtZNfe6bnMtKwYtSRyKu58Xj8j4gJtDwht8PDJf5++NTedKb6CQ==","signature_status":"signed_v1","signed_at":"2026-05-21T02:05:32.347400Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.21389","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bfbfd67d762932f75457125dc81e7041bef707ca80fb91845a3f7c2833d45956","sha256:f41402f58eb7435dfdcc47dfd1cab768d13a48d6b7ccee34751f01cd397efac1"],"state_sha256":"6238998deb5f753b8c16af2f059df46ffe2623f3b96beee65c142ea4ab8a6290"}