{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:XZZUWVRVJQEV75HPMC3KGGWIK5","short_pith_number":"pith:XZZUWVRV","canonical_record":{"source":{"id":"1208.3318","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-16T08:59:52Z","cross_cats_sorted":[],"title_canon_sha256":"6fa65d56821631dd18cf139ea2699564a48a6114666dbaf9a49adec095fc03f0","abstract_canon_sha256":"f2dd5c422a2bd803a046cd3bcc4163bdd8dc9fbf92e1840c3eb3dccb2b09a818"},"schema_version":"1.0"},"canonical_sha256":"be734b56354c095ff4ef60b6a31ac85749240ff5cb9204bc5a59c11403d92b3c","source":{"kind":"arxiv","id":"1208.3318","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.3318","created_at":"2026-05-18T03:48:36Z"},{"alias_kind":"arxiv_version","alias_value":"1208.3318v1","created_at":"2026-05-18T03:48:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.3318","created_at":"2026-05-18T03:48:36Z"},{"alias_kind":"pith_short_12","alias_value":"XZZUWVRVJQEV","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XZZUWVRVJQEV75HP","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XZZUWVRV","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:XZZUWVRVJQEV75HPMC3KGGWIK5","target":"record","payload":{"canonical_record":{"source":{"id":"1208.3318","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-16T08:59:52Z","cross_cats_sorted":[],"title_canon_sha256":"6fa65d56821631dd18cf139ea2699564a48a6114666dbaf9a49adec095fc03f0","abstract_canon_sha256":"f2dd5c422a2bd803a046cd3bcc4163bdd8dc9fbf92e1840c3eb3dccb2b09a818"},"schema_version":"1.0"},"canonical_sha256":"be734b56354c095ff4ef60b6a31ac85749240ff5cb9204bc5a59c11403d92b3c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:48:36.189632Z","signature_b64":"LK3C3USkmh5lTUudVYM8E5F6yAIgv+08bunXisymNFeTz4wg4kZ7+4Sc01fJlU7V4UUOabUOUX0REkC/zC/XCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be734b56354c095ff4ef60b6a31ac85749240ff5cb9204bc5a59c11403d92b3c","last_reissued_at":"2026-05-18T03:48:36.189108Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:48:36.189108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.3318","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":"2026-05-18T03:48:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aKVwIexcAOT0JH3Pw7zgsbOdKP9fKCS8Zh6sq8DTHoFHzrQbMSu5LuRCp5wo5iJfcjLwM3WOJL0U0YfeB61VBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T13:04:53.540439Z"},"content_sha256":"9533a9079b3b4eea912f276e424d0b0e9c24cf38ec26e308c18a90778b72b8af","schema_version":"1.0","event_id":"sha256:9533a9079b3b4eea912f276e424d0b0e9c24cf38ec26e308c18a90778b72b8af"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:XZZUWVRVJQEV75HPMC3KGGWIK5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electronic reconstruction and enhanced superconductivity at La$_{1.6-x}$Nd$_{0.4}$Sr$_{x}$CuO$_{4}$/La$_{1.55}$Sr$_{0.45}$CuO$_{4}$ bilayer interface","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"P. C. Joshi, P. K. Rout, Rajni Porwal, R. C. Budhani","submitted_at":"2012-08-16T08:59:52Z","abstract_excerpt":"We report enhanced superconductivity in bilayer thin films consisting of superconducting La$_{1.6-x}$Nd$_{0.4}$Sr$_{x}$CuO$_{4}$ with 0.06 $\\leq x<$ 0.20 and metallic but non-superconducting La$_{1.55}$Sr$_{0.45}$CuO$_{4}$. These bilayers show a maximum increase in superconducting transition temperature ($T_c$) of more than 200% for $x$ = 0.06 while no change in $T_c$ is observed for the bilayers with $x\\geq$ 0.20. The analysis of the critical current and kinetic inductance data suggests 2-3 unit cells thick interfacial layer electronically perturbed to have a higher $T_c$. A simple charge tra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.3318","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":"2026-05-18T03:48:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g7rabfO1JOpfSiA/X2OIgF3BA00h0uZ3XBsA6HnBy56rxczk8iF8Te6WmgB6uozBLAa5p65BvQbKWb6PprPEDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T13:04:53.541059Z"},"content_sha256":"9a7134f8d3abf2ec6a8ba1f2288f88741e40bc99530fd8a4cb8a0feb223d85e1","schema_version":"1.0","event_id":"sha256:9a7134f8d3abf2ec6a8ba1f2288f88741e40bc99530fd8a4cb8a0feb223d85e1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XZZUWVRVJQEV75HPMC3KGGWIK5/bundle.json","state_url":"https://pith.science/pith/XZZUWVRVJQEV75HPMC3KGGWIK5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XZZUWVRVJQEV75HPMC3KGGWIK5/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":"2026-06-06T13:04:53Z","links":{"resolver":"https://pith.science/pith/XZZUWVRVJQEV75HPMC3KGGWIK5","bundle":"https://pith.science/pith/XZZUWVRVJQEV75HPMC3KGGWIK5/bundle.json","state":"https://pith.science/pith/XZZUWVRVJQEV75HPMC3KGGWIK5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XZZUWVRVJQEV75HPMC3KGGWIK5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:XZZUWVRVJQEV75HPMC3KGGWIK5","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":"f2dd5c422a2bd803a046cd3bcc4163bdd8dc9fbf92e1840c3eb3dccb2b09a818","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-16T08:59:52Z","title_canon_sha256":"6fa65d56821631dd18cf139ea2699564a48a6114666dbaf9a49adec095fc03f0"},"schema_version":"1.0","source":{"id":"1208.3318","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.3318","created_at":"2026-05-18T03:48:36Z"},{"alias_kind":"arxiv_version","alias_value":"1208.3318v1","created_at":"2026-05-18T03:48:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.3318","created_at":"2026-05-18T03:48:36Z"},{"alias_kind":"pith_short_12","alias_value":"XZZUWVRVJQEV","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"XZZUWVRVJQEV75HP","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"XZZUWVRV","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:9a7134f8d3abf2ec6a8ba1f2288f88741e40bc99530fd8a4cb8a0feb223d85e1","target":"graph","created_at":"2026-05-18T03:48:36Z","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":"We report enhanced superconductivity in bilayer thin films consisting of superconducting La$_{1.6-x}$Nd$_{0.4}$Sr$_{x}$CuO$_{4}$ with 0.06 $\\leq x<$ 0.20 and metallic but non-superconducting La$_{1.55}$Sr$_{0.45}$CuO$_{4}$. These bilayers show a maximum increase in superconducting transition temperature ($T_c$) of more than 200% for $x$ = 0.06 while no change in $T_c$ is observed for the bilayers with $x\\geq$ 0.20. The analysis of the critical current and kinetic inductance data suggests 2-3 unit cells thick interfacial layer electronically perturbed to have a higher $T_c$. A simple charge tra","authors_text":"P. C. Joshi, P. K. Rout, Rajni Porwal, R. C. Budhani","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-16T08:59:52Z","title":"Electronic reconstruction and enhanced superconductivity at La$_{1.6-x}$Nd$_{0.4}$Sr$_{x}$CuO$_{4}$/La$_{1.55}$Sr$_{0.45}$CuO$_{4}$ bilayer interface"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.3318","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":"sha256:9533a9079b3b4eea912f276e424d0b0e9c24cf38ec26e308c18a90778b72b8af","target":"record","created_at":"2026-05-18T03:48:36Z","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":"f2dd5c422a2bd803a046cd3bcc4163bdd8dc9fbf92e1840c3eb3dccb2b09a818","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-08-16T08:59:52Z","title_canon_sha256":"6fa65d56821631dd18cf139ea2699564a48a6114666dbaf9a49adec095fc03f0"},"schema_version":"1.0","source":{"id":"1208.3318","kind":"arxiv","version":1}},"canonical_sha256":"be734b56354c095ff4ef60b6a31ac85749240ff5cb9204bc5a59c11403d92b3c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be734b56354c095ff4ef60b6a31ac85749240ff5cb9204bc5a59c11403d92b3c","first_computed_at":"2026-05-18T03:48:36.189108Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:48:36.189108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LK3C3USkmh5lTUudVYM8E5F6yAIgv+08bunXisymNFeTz4wg4kZ7+4Sc01fJlU7V4UUOabUOUX0REkC/zC/XCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:48:36.189632Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.3318","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9533a9079b3b4eea912f276e424d0b0e9c24cf38ec26e308c18a90778b72b8af","sha256:9a7134f8d3abf2ec6a8ba1f2288f88741e40bc99530fd8a4cb8a0feb223d85e1"],"state_sha256":"34cc6c526f19360ed7395d1f1281d6cede3ab760d2c8dc4a7d2a74f0b6cf7836"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SxNDYuIK7O9LPLerlq/S7RpCL/sIUk9jDXX+VB7MUnrKT1KhaKvrt8/aoV/5tTQkDZpcpvm8jpqwO1sOuVD7Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T13:04:53.544463Z","bundle_sha256":"d57ad9c407b3a92c6feb351c67a0b5688282b767c77e3b003eb850f667341c9d"}}