{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:ALRWLZTRYLG7QHNRCTHF3P7ZDS","short_pith_number":"pith:ALRWLZTR","canonical_record":{"source":{"id":"1501.01803","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-08T11:41:38Z","cross_cats_sorted":[],"title_canon_sha256":"dd1b7d4606eb5c5bb899f4b9454aca8c6629d3656340579e5ab9c61afafe2f78","abstract_canon_sha256":"9817e39c36fb23a1257e1e94e1569413ebb2a655aa6f47a41ac4e75c670cf934"},"schema_version":"1.0"},"canonical_sha256":"02e365e671c2cdf81db114ce5dbff91c8c84119c34ba1b6b8a46a8a6f5185ac3","source":{"kind":"arxiv","id":"1501.01803","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.01803","created_at":"2026-05-18T01:33:24Z"},{"alias_kind":"arxiv_version","alias_value":"1501.01803v3","created_at":"2026-05-18T01:33:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01803","created_at":"2026-05-18T01:33:24Z"},{"alias_kind":"pith_short_12","alias_value":"ALRWLZTRYLG7","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_16","alias_value":"ALRWLZTRYLG7QHNR","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_8","alias_value":"ALRWLZTR","created_at":"2026-05-18T12:29:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:ALRWLZTRYLG7QHNRCTHF3P7ZDS","target":"record","payload":{"canonical_record":{"source":{"id":"1501.01803","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-08T11:41:38Z","cross_cats_sorted":[],"title_canon_sha256":"dd1b7d4606eb5c5bb899f4b9454aca8c6629d3656340579e5ab9c61afafe2f78","abstract_canon_sha256":"9817e39c36fb23a1257e1e94e1569413ebb2a655aa6f47a41ac4e75c670cf934"},"schema_version":"1.0"},"canonical_sha256":"02e365e671c2cdf81db114ce5dbff91c8c84119c34ba1b6b8a46a8a6f5185ac3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:33:24.225107Z","signature_b64":"+s5zJX4oW61izkawEe4dVO7kboDPNaDASW/23AbOBmxovpbiQ0dDnwBgPtn3VdBO/S+2pUtomSnKXq2tQHYaBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"02e365e671c2cdf81db114ce5dbff91c8c84119c34ba1b6b8a46a8a6f5185ac3","last_reissued_at":"2026-05-18T01:33:24.224652Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:33:24.224652Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.01803","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:33:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ikx+yWadW7PBiLBjG2AowrixrlPObZ2B86nAdy0E+oU8VpQTttLkynUrb0CyYuTCHaVxQPDiyYjRF6rTbW3CCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T16:08:21.882436Z"},"content_sha256":"0c56d6bc8eaa6252f7a6c59d10037ba57374d4c8f994a4f94ea29edab6b4a1eb","schema_version":"1.0","event_id":"sha256:0c56d6bc8eaa6252f7a6c59d10037ba57374d4c8f994a4f94ea29edab6b4a1eb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:ALRWLZTRYLG7QHNRCTHF3P7ZDS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"X-ray magnetic circular dichroism study of epitaxial magnetite ultrathin film on MgO (100)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alexey Dobrynin, J. G. Lin, M. G. Samant, M. Y. Song, N. J. Maltby, Paul Steadman, P. Bencok, R. Zhang, S. P. Li, S. S. P. Parkin, W. Q. Liu, Y. B. Xu","submitted_at":"2015-01-08T11:41:38Z","abstract_excerpt":"The spin and orbital magnetic moments of the Fe3O4 epitaxial ultrathin film synthesized by plasma assisted simultaneous oxidization on MgO(100) have been studied with X-ray magnetic circular dichroism (XMCD). The ultrathin film retains a rather large total magnetic moment, i.e. (2.7+-0.15) uB/f.u., which is ~ 70% of that for the bulk-like Fe3O4. A significant unquenched orbital moment up to (0.54+-0.05) uB/f.u. was observed, which could come from the symmetry breaking at the Fe3O4/MgO interface. Such sizable orbital moment will add capacities to the Fe3O4-based spintronics devices in the magne"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01803","kind":"arxiv","version":3},"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":"2026-05-18T01:33:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6+skojYj2bihvYUfGF16/mUG9VgnoERvPW0QNFq04hYEIycP1UCO3RrXTFuKnUPxCku8l4OKM7SNyUaNnEQ3Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T16:08:21.883150Z"},"content_sha256":"218ef26dd91d4a2cc1f7b608e6bd38c741b1d7a301cf6f38c92b733929c78068","schema_version":"1.0","event_id":"sha256:218ef26dd91d4a2cc1f7b608e6bd38c741b1d7a301cf6f38c92b733929c78068"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ALRWLZTRYLG7QHNRCTHF3P7ZDS/bundle.json","state_url":"https://pith.science/pith/ALRWLZTRYLG7QHNRCTHF3P7ZDS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ALRWLZTRYLG7QHNRCTHF3P7ZDS/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":"2026-05-25T16:08:21Z","links":{"resolver":"https://pith.science/pith/ALRWLZTRYLG7QHNRCTHF3P7ZDS","bundle":"https://pith.science/pith/ALRWLZTRYLG7QHNRCTHF3P7ZDS/bundle.json","state":"https://pith.science/pith/ALRWLZTRYLG7QHNRCTHF3P7ZDS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ALRWLZTRYLG7QHNRCTHF3P7ZDS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ALRWLZTRYLG7QHNRCTHF3P7ZDS","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":"9817e39c36fb23a1257e1e94e1569413ebb2a655aa6f47a41ac4e75c670cf934","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-08T11:41:38Z","title_canon_sha256":"dd1b7d4606eb5c5bb899f4b9454aca8c6629d3656340579e5ab9c61afafe2f78"},"schema_version":"1.0","source":{"id":"1501.01803","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.01803","created_at":"2026-05-18T01:33:24Z"},{"alias_kind":"arxiv_version","alias_value":"1501.01803v3","created_at":"2026-05-18T01:33:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01803","created_at":"2026-05-18T01:33:24Z"},{"alias_kind":"pith_short_12","alias_value":"ALRWLZTRYLG7","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_16","alias_value":"ALRWLZTRYLG7QHNR","created_at":"2026-05-18T12:29:10Z"},{"alias_kind":"pith_short_8","alias_value":"ALRWLZTR","created_at":"2026-05-18T12:29:10Z"}],"graph_snapshots":[{"event_id":"sha256:218ef26dd91d4a2cc1f7b608e6bd38c741b1d7a301cf6f38c92b733929c78068","target":"graph","created_at":"2026-05-18T01:33:24Z","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 spin and orbital magnetic moments of the Fe3O4 epitaxial ultrathin film synthesized by plasma assisted simultaneous oxidization on MgO(100) have been studied with X-ray magnetic circular dichroism (XMCD). The ultrathin film retains a rather large total magnetic moment, i.e. (2.7+-0.15) uB/f.u., which is ~ 70% of that for the bulk-like Fe3O4. A significant unquenched orbital moment up to (0.54+-0.05) uB/f.u. was observed, which could come from the symmetry breaking at the Fe3O4/MgO interface. Such sizable orbital moment will add capacities to the Fe3O4-based spintronics devices in the magne","authors_text":"Alexey Dobrynin, J. G. Lin, M. G. Samant, M. Y. Song, N. J. Maltby, Paul Steadman, P. Bencok, R. Zhang, S. P. Li, S. S. P. Parkin, W. Q. Liu, Y. B. Xu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-08T11:41:38Z","title":"X-ray magnetic circular dichroism study of epitaxial magnetite ultrathin film on MgO (100)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01803","kind":"arxiv","version":3},"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":"sha256:0c56d6bc8eaa6252f7a6c59d10037ba57374d4c8f994a4f94ea29edab6b4a1eb","target":"record","created_at":"2026-05-18T01:33:24Z","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":"9817e39c36fb23a1257e1e94e1569413ebb2a655aa6f47a41ac4e75c670cf934","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-08T11:41:38Z","title_canon_sha256":"dd1b7d4606eb5c5bb899f4b9454aca8c6629d3656340579e5ab9c61afafe2f78"},"schema_version":"1.0","source":{"id":"1501.01803","kind":"arxiv","version":3}},"canonical_sha256":"02e365e671c2cdf81db114ce5dbff91c8c84119c34ba1b6b8a46a8a6f5185ac3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"02e365e671c2cdf81db114ce5dbff91c8c84119c34ba1b6b8a46a8a6f5185ac3","first_computed_at":"2026-05-18T01:33:24.224652Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:33:24.224652Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+s5zJX4oW61izkawEe4dVO7kboDPNaDASW/23AbOBmxovpbiQ0dDnwBgPtn3VdBO/S+2pUtomSnKXq2tQHYaBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:33:24.225107Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.01803","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0c56d6bc8eaa6252f7a6c59d10037ba57374d4c8f994a4f94ea29edab6b4a1eb","sha256:218ef26dd91d4a2cc1f7b608e6bd38c741b1d7a301cf6f38c92b733929c78068"],"state_sha256":"a26f7012800bdd7aab782f7653c9c138a8c2f0755be880a27873a9a48b75f9d4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mdo/lFfvKf7w8GDTF4U5ln7nu2TrYALQ61tWxQ6YF32gNTJp/YtnEabyYXpLK35vILGTlkSTOMqchpFeerVuAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T16:08:21.887491Z","bundle_sha256":"f7ba6eb506dc3a7c363c8c862a0bc2427aabf3daacd77fbb15fbdefce0769cd0"}}