{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:V5L7QTKRVQ66GWOVNNIKDRS5BA","short_pith_number":"pith:V5L7QTKR","canonical_record":{"source":{"id":"1705.09371","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-05-25T21:36:48Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"7ac1475ea744ca438135aee73f90d80ac335c9907b57822b5c801b4b841aecf4","abstract_canon_sha256":"5b245031819df0e9be7e21f5fa21270e0567c8da58136ebf09d698b155011104"},"schema_version":"1.0"},"canonical_sha256":"af57f84d51ac3de359d56b50a1c65d08382bb0eb667015846934594f95cd84a2","source":{"kind":"arxiv","id":"1705.09371","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.09371","created_at":"2026-05-18T00:41:44Z"},{"alias_kind":"arxiv_version","alias_value":"1705.09371v1","created_at":"2026-05-18T00:41:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.09371","created_at":"2026-05-18T00:41:44Z"},{"alias_kind":"pith_short_12","alias_value":"V5L7QTKRVQ66","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"V5L7QTKRVQ66GWOV","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"V5L7QTKR","created_at":"2026-05-18T12:31:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:V5L7QTKRVQ66GWOVNNIKDRS5BA","target":"record","payload":{"canonical_record":{"source":{"id":"1705.09371","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-05-25T21:36:48Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"7ac1475ea744ca438135aee73f90d80ac335c9907b57822b5c801b4b841aecf4","abstract_canon_sha256":"5b245031819df0e9be7e21f5fa21270e0567c8da58136ebf09d698b155011104"},"schema_version":"1.0"},"canonical_sha256":"af57f84d51ac3de359d56b50a1c65d08382bb0eb667015846934594f95cd84a2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:44.048808Z","signature_b64":"kXARF+7DluaEcSclfMVQJBdtWiZllKb88njS6IygV+ZxNpfEyJsyrsJlbDo0NnxCuL5pva8oVfwwFrtCwaldBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"af57f84d51ac3de359d56b50a1c65d08382bb0eb667015846934594f95cd84a2","last_reissued_at":"2026-05-18T00:41:44.048098Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:44.048098Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.09371","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":"2026-05-18T00:41:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J7V8Skl+JNgUKxGJ7IP+bGfThSOM+ZCbKwjC1n+Q3ryukrJ43i+eoCpclw++DuC3AD0I2VaI4/CsKiXusSj1Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T09:29:06.197422Z"},"content_sha256":"684b634651bfd4bbb923a8f28d610fbc95c1b8c8ab9bef9cc56cc5d6a501089c","schema_version":"1.0","event_id":"sha256:684b634651bfd4bbb923a8f28d610fbc95c1b8c8ab9bef9cc56cc5d6a501089c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:V5L7QTKRVQ66GWOVNNIKDRS5BA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Opto-Valleytronic Spin Injection in Monolayer MoS2/Few-Layer Graphene Hybrid Spin Valves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Elizabeth J. McCormick, Guanzhong Wu, Jinsong Xu, Mahesh R. Neupane, Roland K. Kawakami, Tiancong Zhu, Wenbo Zhan, Yunqiu (Kelly) Luo","submitted_at":"2017-05-25T21:36:48Z","abstract_excerpt":"Two dimensional (2D) materials provide a unique platform for spintronics and valleytronics due to the ability to combine vastly different functionalities into one vertically-stacked heterostructure, where the strengths of each of the constituent materials can compensate for the weaknesses of the others. Graphene has been demonstrated to be an exceptional material for spin transport at room temperature, however it lacks a coupling of the spin and optical degrees of freedom. In contrast, spin/valley polarization can be efficiently generated in monolayer transition metal dichalcogenides (TMD) suc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.09371","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":"2026-05-18T00:41:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Ic6HI8+uA/aNP9wxdwyee4cEtDhS0n7rRzMAK8YBA9H7v+n7mZoxeDsUHftoMQZg1r5SrqxAqP8rQMhxzNYAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T09:29:06.197774Z"},"content_sha256":"f5bc24a5831a8affda0b23347e44080382305b2691484c0f1a71c6804d039d2c","schema_version":"1.0","event_id":"sha256:f5bc24a5831a8affda0b23347e44080382305b2691484c0f1a71c6804d039d2c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V5L7QTKRVQ66GWOVNNIKDRS5BA/bundle.json","state_url":"https://pith.science/pith/V5L7QTKRVQ66GWOVNNIKDRS5BA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V5L7QTKRVQ66GWOVNNIKDRS5BA/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":"2026-06-11T09:29:06Z","links":{"resolver":"https://pith.science/pith/V5L7QTKRVQ66GWOVNNIKDRS5BA","bundle":"https://pith.science/pith/V5L7QTKRVQ66GWOVNNIKDRS5BA/bundle.json","state":"https://pith.science/pith/V5L7QTKRVQ66GWOVNNIKDRS5BA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V5L7QTKRVQ66GWOVNNIKDRS5BA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:V5L7QTKRVQ66GWOVNNIKDRS5BA","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":"5b245031819df0e9be7e21f5fa21270e0567c8da58136ebf09d698b155011104","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-05-25T21:36:48Z","title_canon_sha256":"7ac1475ea744ca438135aee73f90d80ac335c9907b57822b5c801b4b841aecf4"},"schema_version":"1.0","source":{"id":"1705.09371","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.09371","created_at":"2026-05-18T00:41:44Z"},{"alias_kind":"arxiv_version","alias_value":"1705.09371v1","created_at":"2026-05-18T00:41:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.09371","created_at":"2026-05-18T00:41:44Z"},{"alias_kind":"pith_short_12","alias_value":"V5L7QTKRVQ66","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"V5L7QTKRVQ66GWOV","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"V5L7QTKR","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:f5bc24a5831a8affda0b23347e44080382305b2691484c0f1a71c6804d039d2c","target":"graph","created_at":"2026-05-18T00:41:44Z","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":"Two dimensional (2D) materials provide a unique platform for spintronics and valleytronics due to the ability to combine vastly different functionalities into one vertically-stacked heterostructure, where the strengths of each of the constituent materials can compensate for the weaknesses of the others. Graphene has been demonstrated to be an exceptional material for spin transport at room temperature, however it lacks a coupling of the spin and optical degrees of freedom. In contrast, spin/valley polarization can be efficiently generated in monolayer transition metal dichalcogenides (TMD) suc","authors_text":"Elizabeth J. McCormick, Guanzhong Wu, Jinsong Xu, Mahesh R. Neupane, Roland K. Kawakami, Tiancong Zhu, Wenbo Zhan, Yunqiu (Kelly) Luo","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-05-25T21:36:48Z","title":"Opto-Valleytronic Spin Injection in Monolayer MoS2/Few-Layer Graphene Hybrid Spin Valves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.09371","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":"sha256:684b634651bfd4bbb923a8f28d610fbc95c1b8c8ab9bef9cc56cc5d6a501089c","target":"record","created_at":"2026-05-18T00:41:44Z","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":"5b245031819df0e9be7e21f5fa21270e0567c8da58136ebf09d698b155011104","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-05-25T21:36:48Z","title_canon_sha256":"7ac1475ea744ca438135aee73f90d80ac335c9907b57822b5c801b4b841aecf4"},"schema_version":"1.0","source":{"id":"1705.09371","kind":"arxiv","version":1}},"canonical_sha256":"af57f84d51ac3de359d56b50a1c65d08382bb0eb667015846934594f95cd84a2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"af57f84d51ac3de359d56b50a1c65d08382bb0eb667015846934594f95cd84a2","first_computed_at":"2026-05-18T00:41:44.048098Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:41:44.048098Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kXARF+7DluaEcSclfMVQJBdtWiZllKb88njS6IygV+ZxNpfEyJsyrsJlbDo0NnxCuL5pva8oVfwwFrtCwaldBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:41:44.048808Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.09371","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:684b634651bfd4bbb923a8f28d610fbc95c1b8c8ab9bef9cc56cc5d6a501089c","sha256:f5bc24a5831a8affda0b23347e44080382305b2691484c0f1a71c6804d039d2c"],"state_sha256":"4e508bdd1f1af7f81c53ca5c35262f90837c3ade7ff31d4a34018ada54454565"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"luDbeBAhrhHmUA66iue0vrTnwA84+FeFvm6n5Y434lXkBwJBqsr0xMd5G3HpAu0TPZJ/KCCInJ7jUZ9AlrcwCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T09:29:06.199738Z","bundle_sha256":"b022bea72efc78db0d43c34b50f46ef34baf8c49bf5450565ebda45d02abc3e3"}}