{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:MGSOFJPM5S47CQBZETN6XRUMIV","short_pith_number":"pith:MGSOFJPM","canonical_record":{"source":{"id":"0810.1926","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-10T17:39:45Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"68d71b18c58103911023370e52887a92ba8fef4800d1a1ed9ea382351e91cc47","abstract_canon_sha256":"097230e4746795f14e723428f12e2147eac7d0a4fe94a077870bfde4a70e6f59"},"schema_version":"1.0"},"canonical_sha256":"61a4e2a5ececb9f1403924dbebc68c4561bfe3f594551aec03f8aa49ae72c17c","source":{"kind":"arxiv","id":"0810.1926","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.1926","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"arxiv_version","alias_value":"0810.1926v1","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.1926","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"pith_short_12","alias_value":"MGSOFJPM5S47","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"pith_short_16","alias_value":"MGSOFJPM5S47CQBZ","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"pith_short_8","alias_value":"MGSOFJPM","created_at":"2026-07-04T15:57:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:MGSOFJPM5S47CQBZETN6XRUMIV","target":"record","payload":{"canonical_record":{"source":{"id":"0810.1926","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-10T17:39:45Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"68d71b18c58103911023370e52887a92ba8fef4800d1a1ed9ea382351e91cc47","abstract_canon_sha256":"097230e4746795f14e723428f12e2147eac7d0a4fe94a077870bfde4a70e6f59"},"schema_version":"1.0"},"canonical_sha256":"61a4e2a5ececb9f1403924dbebc68c4561bfe3f594551aec03f8aa49ae72c17c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:57:02.994912Z","signature_b64":"oEXe1SEblq52Zj4TBk58UFg72w1udBPSdEpCTzc7RhVrwtPTd6bqFJWae8tOMbVmTI36LReUJi+0dAiQ8VueCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"61a4e2a5ececb9f1403924dbebc68c4561bfe3f594551aec03f8aa49ae72c17c","last_reissued_at":"2026-07-04T15:57:02.994519Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:57:02.994519Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0810.1926","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":"2026-07-04T15:57:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MVs583tk216DtigBxTV+8ITXj5XEmuxQ60HS4PRtCjo5vAGdVw8IHzkNhGqUuxcc3YnThkNOdntZgzzFK61nDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T19:04:00.057108Z"},"content_sha256":"ed850773c00518210a0bade1a6b57ff66430a698f7d00645b9048dbbb6cf154b","schema_version":"1.0","event_id":"sha256:ed850773c00518210a0bade1a6b57ff66430a698f7d00645b9048dbbb6cf154b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:MGSOFJPM5S47CQBZETN6XRUMIV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electronic structure of the SrTiO$_3$/LaAlO$_3$ interface revealed by resonant soft x-ray scattering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"C. Schussler-Langeheine, D. G. Hawthorn, D. J. Huang, E. Schierle, E. Weschke, G. A. Sawatzky, H.-H. Wu, H.-J. Lin, H. Wadati, H. Y. Hwang, J. Geck, S.-W. Huang, T. Higuchi, Y. Hikita","submitted_at":"2008-10-10T17:39:45Z","abstract_excerpt":"We investigated the electronic structure of the SrTiO$_3$/LaAlO$_3$ superlattice (SL) by resonant soft x-ray scattering. The (003) peak, which is forbidden for our \"ideal\" SL structure, was observed at all photon energies, indicating reconstruction at the interface. From the peak position analyses taking into account the effects of refraction, we obtained evidence for electronic reconstruction of Ti 3d and O $2p$ states at the interface. From reflectivity analyses, we concluded that the AlO$_2$/LaO/TiO$_2$/SrO and the TiO$_2$/SrO/AlO$_2$/LaO interfaces are quite different, leading to highly as"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.1926","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0810.1926/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":"2026-07-04T15:57:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hleSG+f5Fsk2cdCnzuxViInKArIPy13fZM9ud3H6iQdjnc4OIYuQ0AQTsltkCypP7at1LIHsoZZLsuWeokgKCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T19:04:00.058034Z"},"content_sha256":"1546737fa039b4eabef56e62d9bc8bd27ad59554002f3f7f9f13d20b734044b3","schema_version":"1.0","event_id":"sha256:1546737fa039b4eabef56e62d9bc8bd27ad59554002f3f7f9f13d20b734044b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MGSOFJPM5S47CQBZETN6XRUMIV/bundle.json","state_url":"https://pith.science/pith/MGSOFJPM5S47CQBZETN6XRUMIV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MGSOFJPM5S47CQBZETN6XRUMIV/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":"2026-08-12T19:04:00Z","links":{"resolver":"https://pith.science/pith/MGSOFJPM5S47CQBZETN6XRUMIV","bundle":"https://pith.science/pith/MGSOFJPM5S47CQBZETN6XRUMIV/bundle.json","state":"https://pith.science/pith/MGSOFJPM5S47CQBZETN6XRUMIV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MGSOFJPM5S47CQBZETN6XRUMIV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:MGSOFJPM5S47CQBZETN6XRUMIV","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":"097230e4746795f14e723428f12e2147eac7d0a4fe94a077870bfde4a70e6f59","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-10T17:39:45Z","title_canon_sha256":"68d71b18c58103911023370e52887a92ba8fef4800d1a1ed9ea382351e91cc47"},"schema_version":"1.0","source":{"id":"0810.1926","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.1926","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"arxiv_version","alias_value":"0810.1926v1","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.1926","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"pith_short_12","alias_value":"MGSOFJPM5S47","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"pith_short_16","alias_value":"MGSOFJPM5S47CQBZ","created_at":"2026-07-04T15:57:02Z"},{"alias_kind":"pith_short_8","alias_value":"MGSOFJPM","created_at":"2026-07-04T15:57:02Z"}],"graph_snapshots":[{"event_id":"sha256:1546737fa039b4eabef56e62d9bc8bd27ad59554002f3f7f9f13d20b734044b3","target":"graph","created_at":"2026-07-04T15:57:02Z","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/0810.1926/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigated the electronic structure of the SrTiO$_3$/LaAlO$_3$ superlattice (SL) by resonant soft x-ray scattering. The (003) peak, which is forbidden for our \"ideal\" SL structure, was observed at all photon energies, indicating reconstruction at the interface. From the peak position analyses taking into account the effects of refraction, we obtained evidence for electronic reconstruction of Ti 3d and O $2p$ states at the interface. From reflectivity analyses, we concluded that the AlO$_2$/LaO/TiO$_2$/SrO and the TiO$_2$/SrO/AlO$_2$/LaO interfaces are quite different, leading to highly as","authors_text":"C. Schussler-Langeheine, D. G. Hawthorn, D. J. Huang, E. Schierle, E. Weschke, G. A. Sawatzky, H.-H. Wu, H.-J. Lin, H. Wadati, H. Y. Hwang, J. Geck, S.-W. Huang, T. Higuchi, Y. Hikita","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-10T17:39:45Z","title":"Electronic structure of the SrTiO$_3$/LaAlO$_3$ interface revealed by resonant soft x-ray scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.1926","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:ed850773c00518210a0bade1a6b57ff66430a698f7d00645b9048dbbb6cf154b","target":"record","created_at":"2026-07-04T15:57:02Z","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":"097230e4746795f14e723428f12e2147eac7d0a4fe94a077870bfde4a70e6f59","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-10T17:39:45Z","title_canon_sha256":"68d71b18c58103911023370e52887a92ba8fef4800d1a1ed9ea382351e91cc47"},"schema_version":"1.0","source":{"id":"0810.1926","kind":"arxiv","version":1}},"canonical_sha256":"61a4e2a5ececb9f1403924dbebc68c4561bfe3f594551aec03f8aa49ae72c17c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"61a4e2a5ececb9f1403924dbebc68c4561bfe3f594551aec03f8aa49ae72c17c","first_computed_at":"2026-07-04T15:57:02.994519Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:57:02.994519Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oEXe1SEblq52Zj4TBk58UFg72w1udBPSdEpCTzc7RhVrwtPTd6bqFJWae8tOMbVmTI36LReUJi+0dAiQ8VueCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:57:02.994912Z","signed_message":"canonical_sha256_bytes"},"source_id":"0810.1926","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed850773c00518210a0bade1a6b57ff66430a698f7d00645b9048dbbb6cf154b","sha256:1546737fa039b4eabef56e62d9bc8bd27ad59554002f3f7f9f13d20b734044b3"],"state_sha256":"456c9e6483f2b6ba253872426dc042c72f1fabbb0ef505e39fc508aac378b75e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PtxZOloWwb6FBbkIG7N1sonDiLs+xckNSxsV4ZupZh2wIfbLIgToN13kWC4Ewh6QFK0TRNSOywVXOYl2N+kaCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T19:04:00.098079Z","bundle_sha256":"159d04a600c4176426f5f37bd010158dc9224b1cedc0d96244f293358e4ceb8d"}}