{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:TUGWYUVHTLJZDGLSAVYXDD3NHJ","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":"7487c35024985508e7391f461164964970b00adbd116ef2451004c39b520121e","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-11-01T08:50:39Z","title_canon_sha256":"e7f73477e12545635430f1ef07972d7c201335cbae3ffc29d815c608f08b6309"},"schema_version":"1.0","source":{"id":"1211.0124","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.0124","created_at":"2026-05-18T01:53:27Z"},{"alias_kind":"arxiv_version","alias_value":"1211.0124v1","created_at":"2026-05-18T01:53:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.0124","created_at":"2026-05-18T01:53:27Z"},{"alias_kind":"pith_short_12","alias_value":"TUGWYUVHTLJZ","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"TUGWYUVHTLJZDGLS","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"TUGWYUVH","created_at":"2026-05-18T12:27:23Z"}],"graph_snapshots":[{"event_id":"sha256:c21b1e3c4b4e2a7f18ce5dbe4507d1762a3a812eaadeab5e4bbcbc27dc76e33e","target":"graph","created_at":"2026-05-18T01:53:27Z","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":"The conductance mismatch problem limits the spin-injection efficiency significantly, and spin-injection into graphene has been usually requiring high-quality tunnel barriers to circumvent the conductance mismatch. We introduce a novel approach, which enables generation of a pure spin current into single-layer graphene (SLG) free from electrical conductance mismatch by using dynamical spin injection. Experimental demonstration of spin-pumping-induced spin current generation and spin transport in SLG at room temperature was successfully achieved and the spin coherence was estimated to be 1.36 {\\","authors_text":"Eiji Shikoh1, Hiroki Ago2, Japan.), Japan. 2. Kyushu Univ., Kenji Kawahara2, Masashi Shiraishi1 (1. Osaka Univ., Teruya Shinjo1, Yuichiro Ando1, Zhenyao Tang1","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-11-01T08:50:39Z","title":"Dynamically-generated pure spin current in single-layer graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.0124","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:c1c3692a02df2ae0018493261e8a09d340ee55fa74e6174f208d88a5bf11530a","target":"record","created_at":"2026-05-18T01:53:27Z","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":"7487c35024985508e7391f461164964970b00adbd116ef2451004c39b520121e","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-11-01T08:50:39Z","title_canon_sha256":"e7f73477e12545635430f1ef07972d7c201335cbae3ffc29d815c608f08b6309"},"schema_version":"1.0","source":{"id":"1211.0124","kind":"arxiv","version":1}},"canonical_sha256":"9d0d6c52a79ad39199720571718f6d3a7dfb696d96d535b0f39026e8ef27a4c6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9d0d6c52a79ad39199720571718f6d3a7dfb696d96d535b0f39026e8ef27a4c6","first_computed_at":"2026-05-18T01:53:27.111779Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:53:27.111779Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"b3vLuq5Jh4P8DCvoO7KHiB+WygC911M2GfWtMsLUg5ytlbsFWJ8AFSpLXlbrHVgqcphNilFjSFXCwK8C4RcqCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:53:27.112328Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.0124","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c1c3692a02df2ae0018493261e8a09d340ee55fa74e6174f208d88a5bf11530a","sha256:c21b1e3c4b4e2a7f18ce5dbe4507d1762a3a812eaadeab5e4bbcbc27dc76e33e"],"state_sha256":"848aba7219a1de58b759e2c25aecd5c3eed32df9e9f17e475069ec0709cee00f"}