{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:2FXQMFRZQ4SWBSBRPIMKDW4GXV","short_pith_number":"pith:2FXQMFRZ","canonical_record":{"source":{"id":"1904.00877","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-04-01T14:21:39Z","cross_cats_sorted":[],"title_canon_sha256":"4df75084c06be7b1b968902b2d72536f5e6be7fed1ee3cd45a27c95f0dcd882c","abstract_canon_sha256":"c81f956c89176774ffda19b5cb50e99e24dba2db62f3d3ab87b1a6c0e9de5be3"},"schema_version":"1.0"},"canonical_sha256":"d16f061639872560c8317a18a1db86bd6c8359329cb81a1f8a009c75de51082b","source":{"kind":"arxiv","id":"1904.00877","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.00877","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"arxiv_version","alias_value":"1904.00877v2","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.00877","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"pith_short_12","alias_value":"2FXQMFRZQ4SW","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"pith_short_16","alias_value":"2FXQMFRZQ4SWBSBR","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"pith_short_8","alias_value":"2FXQMFRZ","created_at":"2026-07-04T23:51:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:2FXQMFRZQ4SWBSBRPIMKDW4GXV","target":"record","payload":{"canonical_record":{"source":{"id":"1904.00877","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-04-01T14:21:39Z","cross_cats_sorted":[],"title_canon_sha256":"4df75084c06be7b1b968902b2d72536f5e6be7fed1ee3cd45a27c95f0dcd882c","abstract_canon_sha256":"c81f956c89176774ffda19b5cb50e99e24dba2db62f3d3ab87b1a6c0e9de5be3"},"schema_version":"1.0"},"canonical_sha256":"d16f061639872560c8317a18a1db86bd6c8359329cb81a1f8a009c75de51082b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:51:40.935172Z","signature_b64":"A+2ZQIbka7jy6ZZa9KCcEkiG+50GOQLut5F8FXsYkZ8oMwR4NpWXlEeJMg/lhd9AI46wkM09VOn4rs7uc4IWCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d16f061639872560c8317a18a1db86bd6c8359329cb81a1f8a009c75de51082b","last_reissued_at":"2026-07-04T23:51:40.934750Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:51:40.934750Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.00877","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T23:51:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cg/v5BihDRIb2nt+n48u8UO3vU6i2n95iA5uJAW7C7qJ0KX4p7UDR6/O+XXD2cr/rpE/ktPWhk8A9lDzV0zvDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T13:58:17.341849Z"},"content_sha256":"fa6e513473ab1b0f2f418f89c7492298b26dc29a3f473b7cfb8cb216e5ad8980","schema_version":"1.0","event_id":"sha256:fa6e513473ab1b0f2f418f89c7492298b26dc29a3f473b7cfb8cb216e5ad8980"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:2FXQMFRZQ4SWBSBRPIMKDW4GXV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"X-ray spectroscopy of current-induced spin-orbit torques and spin accumulation in Pt/3d transition metal bilayers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Kleibert, C. Murer, C. Stamm, J. Feng, J. St\\\"ohr, K. Garello, M. Baumgartner, M. Gabureac, P. Gambardella, R. Gort, S. D\\\"aster, Y. Acremann, Z. Chen","submitted_at":"2019-04-01T14:21:39Z","abstract_excerpt":"An electric current flowing in Pt, a material with strong spin-orbit coupling, leads to spins accumulating at the interfaces by virtue of the spin Hall effect and interfacial charge-spin conversion. We measure the influence of these interfacial magnetic moments onto adjacent 3d transition metal layers by x-ray absorption spectroscopy and x-ray magnetic circular dichroism in a quantitative and element-selective way, with sensitivity below $10^{-5}~\\mu_B$ per atom. In Pt(6 nm)/Co(2.5 nm), the accumulated spins cause a deviation of the Co magnetization direction, which corresponds to an effective"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.00877","kind":"arxiv","version":2},"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/1904.00877/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":"2026-07-04T23:51:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"drzi0zD1qIFPXcJ3o2joz4JadXCyRCIDAAsuVHv51Hxz6b3jml/GZucctYBG0YRxt+rxsCMGey8NCkTvaKtaCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T13:58:17.342226Z"},"content_sha256":"314cd67a9078a48b16d1a6b9e4f77bbe13be63b4f5dbf31c5205bc1dc53ae081","schema_version":"1.0","event_id":"sha256:314cd67a9078a48b16d1a6b9e4f77bbe13be63b4f5dbf31c5205bc1dc53ae081"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2FXQMFRZQ4SWBSBRPIMKDW4GXV/bundle.json","state_url":"https://pith.science/pith/2FXQMFRZQ4SWBSBRPIMKDW4GXV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2FXQMFRZQ4SWBSBRPIMKDW4GXV/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":"2026-07-08T13:58:17Z","links":{"resolver":"https://pith.science/pith/2FXQMFRZQ4SWBSBRPIMKDW4GXV","bundle":"https://pith.science/pith/2FXQMFRZQ4SWBSBRPIMKDW4GXV/bundle.json","state":"https://pith.science/pith/2FXQMFRZQ4SWBSBRPIMKDW4GXV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2FXQMFRZQ4SWBSBRPIMKDW4GXV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:2FXQMFRZQ4SWBSBRPIMKDW4GXV","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":"c81f956c89176774ffda19b5cb50e99e24dba2db62f3d3ab87b1a6c0e9de5be3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-04-01T14:21:39Z","title_canon_sha256":"4df75084c06be7b1b968902b2d72536f5e6be7fed1ee3cd45a27c95f0dcd882c"},"schema_version":"1.0","source":{"id":"1904.00877","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.00877","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"arxiv_version","alias_value":"1904.00877v2","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.00877","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"pith_short_12","alias_value":"2FXQMFRZQ4SW","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"pith_short_16","alias_value":"2FXQMFRZQ4SWBSBR","created_at":"2026-07-04T23:51:40Z"},{"alias_kind":"pith_short_8","alias_value":"2FXQMFRZ","created_at":"2026-07-04T23:51:40Z"}],"graph_snapshots":[{"event_id":"sha256:314cd67a9078a48b16d1a6b9e4f77bbe13be63b4f5dbf31c5205bc1dc53ae081","target":"graph","created_at":"2026-07-04T23:51:40Z","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/1904.00877/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"An electric current flowing in Pt, a material with strong spin-orbit coupling, leads to spins accumulating at the interfaces by virtue of the spin Hall effect and interfacial charge-spin conversion. We measure the influence of these interfacial magnetic moments onto adjacent 3d transition metal layers by x-ray absorption spectroscopy and x-ray magnetic circular dichroism in a quantitative and element-selective way, with sensitivity below $10^{-5}~\\mu_B$ per atom. In Pt(6 nm)/Co(2.5 nm), the accumulated spins cause a deviation of the Co magnetization direction, which corresponds to an effective","authors_text":"A. Kleibert, C. Murer, C. Stamm, J. Feng, J. St\\\"ohr, K. Garello, M. Baumgartner, M. Gabureac, P. Gambardella, R. Gort, S. D\\\"aster, Y. Acremann, Z. Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-04-01T14:21:39Z","title":"X-ray spectroscopy of current-induced spin-orbit torques and spin accumulation in Pt/3d transition metal bilayers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.00877","kind":"arxiv","version":2},"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:fa6e513473ab1b0f2f418f89c7492298b26dc29a3f473b7cfb8cb216e5ad8980","target":"record","created_at":"2026-07-04T23:51:40Z","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":"c81f956c89176774ffda19b5cb50e99e24dba2db62f3d3ab87b1a6c0e9de5be3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-04-01T14:21:39Z","title_canon_sha256":"4df75084c06be7b1b968902b2d72536f5e6be7fed1ee3cd45a27c95f0dcd882c"},"schema_version":"1.0","source":{"id":"1904.00877","kind":"arxiv","version":2}},"canonical_sha256":"d16f061639872560c8317a18a1db86bd6c8359329cb81a1f8a009c75de51082b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d16f061639872560c8317a18a1db86bd6c8359329cb81a1f8a009c75de51082b","first_computed_at":"2026-07-04T23:51:40.934750Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:51:40.934750Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"A+2ZQIbka7jy6ZZa9KCcEkiG+50GOQLut5F8FXsYkZ8oMwR4NpWXlEeJMg/lhd9AI46wkM09VOn4rs7uc4IWCA==","signature_status":"signed_v1","signed_at":"2026-07-04T23:51:40.935172Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.00877","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fa6e513473ab1b0f2f418f89c7492298b26dc29a3f473b7cfb8cb216e5ad8980","sha256:314cd67a9078a48b16d1a6b9e4f77bbe13be63b4f5dbf31c5205bc1dc53ae081"],"state_sha256":"d3ae5c5c3921f10f559d275c1d2a5e1ff2fa12688bd5ba9ee3e0402ed72bd883"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WSgptaAjyvR5hs4MukRf4G6mjgFVC3BoBofn6WbTh4YlvReGcq/G7nz9W+M+ujP1FC0U6uU8zbu1323nhvOhBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T13:58:17.344497Z","bundle_sha256":"df2763b228d07ccdf4e081fd0db0bd1e23c98e657f3dff7409ae76d66c73bf6a"}}