{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:LIPO7Y4YLSCINMU5B2X7UZNK5T","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":"d1500f19de2e2bf9b632f8a712675afc9a67a3f87081bcf89b8ecf4c175f5a9a","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-29T05:29:27Z","title_canon_sha256":"d17c136d8c72b66ff93edf69e97c26512b79938760237e8c27f0b6c41f7629b2"},"schema_version":"1.0","source":{"id":"1811.11972","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.11972","created_at":"2026-07-05T00:17:48Z"},{"alias_kind":"arxiv_version","alias_value":"1811.11972v1","created_at":"2026-07-05T00:17:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.11972","created_at":"2026-07-05T00:17:48Z"},{"alias_kind":"pith_short_12","alias_value":"LIPO7Y4YLSCI","created_at":"2026-07-05T00:17:48Z"},{"alias_kind":"pith_short_16","alias_value":"LIPO7Y4YLSCINMU5","created_at":"2026-07-05T00:17:48Z"},{"alias_kind":"pith_short_8","alias_value":"LIPO7Y4Y","created_at":"2026-07-05T00:17:48Z"}],"graph_snapshots":[{"event_id":"sha256:941d61240c27557af902ba46749c8fc4a4bf45e7e969e3ab60a469b33dd9b9f1","target":"graph","created_at":"2026-07-05T00:17:48Z","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/1811.11972/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The discovery of new materials that efficiently transmit spin currents has been important for spintronics and material science. The electric insulator $\\mathrm{Gd}_3\\mathrm{Ga}_5\\mathrm{O}_{12}$ (GGG) is a superior substrate for growing magnetic films, but has never been considered as a conduit for spin currents. Here we report spin current propagation in paramagnetic GGG over several microns. Surprisingly, the spin transport persists up to temperatures of 100 K $\\gg$ $T_{\\mathrm{g}} = 180$ mK, GGG's magnetic glass-like transition temperature. At 5 K we find a spin diffusion length ${\\lambda_{","authors_text":"Bart J. van Wees, Eiji Saitoh, Gerrit E. W. Bauer, Juan Shan, Koichi Oyanagi, Ludo J. Cornelissen, Saburo Takahashi, Shunsuke Daimon, Takashi Kikkawa","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-29T05:29:27Z","title":"Efficient spin transport in a paramagnetic insulator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.11972","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:d3394a8a78818a95b8012fc79be603ba5fb2a0c978a7f0dbd3493f201ad6d27e","target":"record","created_at":"2026-07-05T00:17:48Z","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":"d1500f19de2e2bf9b632f8a712675afc9a67a3f87081bcf89b8ecf4c175f5a9a","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-29T05:29:27Z","title_canon_sha256":"d17c136d8c72b66ff93edf69e97c26512b79938760237e8c27f0b6c41f7629b2"},"schema_version":"1.0","source":{"id":"1811.11972","kind":"arxiv","version":1}},"canonical_sha256":"5a1eefe3985c8486b29d0eaffa65aaece9336894fce95f732daaa1dd883649de","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a1eefe3985c8486b29d0eaffa65aaece9336894fce95f732daaa1dd883649de","first_computed_at":"2026-07-05T00:17:48.958782Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:17:48.958782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8eO6s/dfqrvD5Asd2cmsmouH3oVjS6zEBezZs9KtA4fAE8yWaClgOqtPnRlWoLyOTqZfs3Jt1J4GfmF3J6Q2CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:17:48.959248Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.11972","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d3394a8a78818a95b8012fc79be603ba5fb2a0c978a7f0dbd3493f201ad6d27e","sha256:941d61240c27557af902ba46749c8fc4a4bf45e7e969e3ab60a469b33dd9b9f1"],"state_sha256":"8a17039024f36bf503347bff37fba5ed0a107463ee294fcb83dd9f8f1f54835b"}