{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:M7MGZSZAHDAXVWZYFAHSLQKGT5","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":"cc41e30ce4221d4abfe4c4aa7da5dceca4d85885671c971390ffa78b6d640fc7","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-11-11T01:10:55Z","title_canon_sha256":"d6d1e60cfe2b299e988cd8f14e3db6fb6d84dd8b17bb76adc9191737c169631a"},"schema_version":"1.0","source":{"id":"1111.2639","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.2639","created_at":"2026-05-18T01:59:42Z"},{"alias_kind":"arxiv_version","alias_value":"1111.2639v1","created_at":"2026-05-18T01:59:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.2639","created_at":"2026-05-18T01:59:42Z"},{"alias_kind":"pith_short_12","alias_value":"M7MGZSZAHDAX","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"M7MGZSZAHDAXVWZY","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"M7MGZSZA","created_at":"2026-05-18T12:26:34Z"}],"graph_snapshots":[{"event_id":"sha256:2f1c4526742ca2ebe62428a8715a420d39a77d3db1a798603e2a6f5dbd05cf36","target":"graph","created_at":"2026-05-18T01:59:42Z","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":"X-ray absorption in $\\rm Sr_{2}CuO_{4-\\delta}-La_{2}CuO_4$ (SCO-LCO) superlattices shows a variable occupation with doping of a hole state different from holes doped for $x \\lesssim x_{optimal}$ in bulk $\\rm La_{2-x}Sr_{x}CuO_4$ and suggests that this hole state is on apical oxygen atoms and polarized in the $a-b$ plane. Considering the surface reflectivity gives a good qualitative description of the line shapes of resonant soft X-ray scattering. The interference between superlattice and surface reflections was used to distinguish between scatterers in the SCO and the LCO layers, with the two ","authors_text":"A. Rusydi, G. Logvenov, I. Bozovic, J.C.T. Lee, P. Abbamonte, S. Smadici","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-11-11T01:10:55Z","title":"Distinct oxygen hole doping in different layers of $\\rm Sr_{2}CuO_{4-\\delta}-La_{2}CuO_4$ superlattices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.2639","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":"sha256:48e2c7b066e57fb939110eb94675764e73d90bd2411992d2dceebc37d0e7363d","target":"record","created_at":"2026-05-18T01:59:42Z","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":"cc41e30ce4221d4abfe4c4aa7da5dceca4d85885671c971390ffa78b6d640fc7","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-11-11T01:10:55Z","title_canon_sha256":"d6d1e60cfe2b299e988cd8f14e3db6fb6d84dd8b17bb76adc9191737c169631a"},"schema_version":"1.0","source":{"id":"1111.2639","kind":"arxiv","version":1}},"canonical_sha256":"67d86ccb2038c17adb38280f25c1469f748611f9587d9f3ddaa038db017e5f5c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"67d86ccb2038c17adb38280f25c1469f748611f9587d9f3ddaa038db017e5f5c","first_computed_at":"2026-05-18T01:59:42.207830Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:59:42.207830Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WK0WKrQJUT3H/Ef5kvTJ4roUStcmG2dazM4brLGxV3bW2jFuQXYp9VptsiO8VQpuEc9Hsy3cCW1/GS+sf5HHCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:59:42.208447Z","signed_message":"canonical_sha256_bytes"},"source_id":"1111.2639","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:48e2c7b066e57fb939110eb94675764e73d90bd2411992d2dceebc37d0e7363d","sha256:2f1c4526742ca2ebe62428a8715a420d39a77d3db1a798603e2a6f5dbd05cf36"],"state_sha256":"ca7ae17093b86377bba117717db6a42c034df9f36a6a6c69e7f01799997f8e6a"}