{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:VCFPF5RLP6RHFDOWYFXUNTENPD","short_pith_number":"pith:VCFPF5RL","canonical_record":{"source":{"id":"1306.5763","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-24T20:09:31Z","cross_cats_sorted":[],"title_canon_sha256":"6f136fb3d1504c1ef5bdcafcb1f4930259cb97ab9aaea69a0297b04351a70840","abstract_canon_sha256":"86fece46e4ffc4cd2de82c4d15e5e52641a90d174d0024e148f78f40998807c3"},"schema_version":"1.0"},"canonical_sha256":"a88af2f62b7fa2728dd6c16f46cc8d78ccae6d0e0952336fae71c44e75ce5b0e","source":{"kind":"arxiv","id":"1306.5763","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.5763","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"arxiv_version","alias_value":"1306.5763v2","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.5763","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"pith_short_12","alias_value":"VCFPF5RLP6RH","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VCFPF5RLP6RHFDOW","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VCFPF5RL","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:VCFPF5RLP6RHFDOWYFXUNTENPD","target":"record","payload":{"canonical_record":{"source":{"id":"1306.5763","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-24T20:09:31Z","cross_cats_sorted":[],"title_canon_sha256":"6f136fb3d1504c1ef5bdcafcb1f4930259cb97ab9aaea69a0297b04351a70840","abstract_canon_sha256":"86fece46e4ffc4cd2de82c4d15e5e52641a90d174d0024e148f78f40998807c3"},"schema_version":"1.0"},"canonical_sha256":"a88af2f62b7fa2728dd6c16f46cc8d78ccae6d0e0952336fae71c44e75ce5b0e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:24.378453Z","signature_b64":"M2XGzmC0BH4BApc2gLtQGKolANO3oBAQJmSkcPKeZY/37fVIiQFWqZ2W0e/KZIA/dsyx6mrNUKV5bdH0yBE4Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a88af2f62b7fa2728dd6c16f46cc8d78ccae6d0e0952336fae71c44e75ce5b0e","last_reissued_at":"2026-05-18T02:50:24.378030Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:24.378030Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.5763","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":"2026-05-18T02:50:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u+QEoYI5hKkQq2o0D/Y2c9LY74+kK2UXm6h0f3bwzzw3iq/j4WLb7Ex8MEdZEOHKsCMQJn2tmIKVJ9suzBHSCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:30:37.636285Z"},"content_sha256":"74f74d2815e833d9e4eb92ca2f874b945d8616aa13a083d8a358a294a2923a55","schema_version":"1.0","event_id":"sha256:74f74d2815e833d9e4eb92ca2f874b945d8616aa13a083d8a358a294a2923a55"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:VCFPF5RLP6RHFDOWYFXUNTENPD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Polarization Controlled Ohmic to Schottky Transition at a Metal/Doped Ferroelectric Interface","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Evgeny Y. Tsymbal, J. D. Burton, Xiaohui Liu, Yong Wang","submitted_at":"2013-06-24T20:09:31Z","abstract_excerpt":"Ferroelectric polar displacements have recently been observed in conducting electron-doped BaTiO3. The co-existence of a ferroelectric phase and conductivity opens the door to new functionalities which may provide a unique route for novel device applications. Using first-principles methods and electrostatic modeling we explore the effect that the switchable polarization of electron-doped BaTiO3 (n-BaTiO3) has on the electronic properties of the SrRuO3/n-BaTiO3 (001) interface. Ferroelectric polarization controls the accumulation or depletion of electron charge at the interface, and the associa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.5763","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":""},"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":"2026-05-18T02:50:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7eSJeTObOqYq8rUqonlKJ6G8+z/34ZophuAJViCdnUEUdd5i0ARQj/3B5VPSahAIa26zenZlwa3O1ge+kOxUAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:30:37.636985Z"},"content_sha256":"16511a7e53d6498f652d6763e6158a897f5c36303eb9b2d4a2ef244f2cd2466b","schema_version":"1.0","event_id":"sha256:16511a7e53d6498f652d6763e6158a897f5c36303eb9b2d4a2ef244f2cd2466b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VCFPF5RLP6RHFDOWYFXUNTENPD/bundle.json","state_url":"https://pith.science/pith/VCFPF5RLP6RHFDOWYFXUNTENPD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VCFPF5RLP6RHFDOWYFXUNTENPD/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":"2026-06-07T08:30:37Z","links":{"resolver":"https://pith.science/pith/VCFPF5RLP6RHFDOWYFXUNTENPD","bundle":"https://pith.science/pith/VCFPF5RLP6RHFDOWYFXUNTENPD/bundle.json","state":"https://pith.science/pith/VCFPF5RLP6RHFDOWYFXUNTENPD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VCFPF5RLP6RHFDOWYFXUNTENPD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:VCFPF5RLP6RHFDOWYFXUNTENPD","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":"86fece46e4ffc4cd2de82c4d15e5e52641a90d174d0024e148f78f40998807c3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-24T20:09:31Z","title_canon_sha256":"6f136fb3d1504c1ef5bdcafcb1f4930259cb97ab9aaea69a0297b04351a70840"},"schema_version":"1.0","source":{"id":"1306.5763","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.5763","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"arxiv_version","alias_value":"1306.5763v2","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.5763","created_at":"2026-05-18T02:50:24Z"},{"alias_kind":"pith_short_12","alias_value":"VCFPF5RLP6RH","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VCFPF5RLP6RHFDOW","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VCFPF5RL","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:16511a7e53d6498f652d6763e6158a897f5c36303eb9b2d4a2ef244f2cd2466b","target":"graph","created_at":"2026-05-18T02:50:24Z","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":"Ferroelectric polar displacements have recently been observed in conducting electron-doped BaTiO3. The co-existence of a ferroelectric phase and conductivity opens the door to new functionalities which may provide a unique route for novel device applications. Using first-principles methods and electrostatic modeling we explore the effect that the switchable polarization of electron-doped BaTiO3 (n-BaTiO3) has on the electronic properties of the SrRuO3/n-BaTiO3 (001) interface. Ferroelectric polarization controls the accumulation or depletion of electron charge at the interface, and the associa","authors_text":"Evgeny Y. Tsymbal, J. D. Burton, Xiaohui Liu, Yong Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-24T20:09:31Z","title":"Polarization Controlled Ohmic to Schottky Transition at a Metal/Doped Ferroelectric Interface"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.5763","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":"sha256:74f74d2815e833d9e4eb92ca2f874b945d8616aa13a083d8a358a294a2923a55","target":"record","created_at":"2026-05-18T02:50:24Z","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":"86fece46e4ffc4cd2de82c4d15e5e52641a90d174d0024e148f78f40998807c3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-24T20:09:31Z","title_canon_sha256":"6f136fb3d1504c1ef5bdcafcb1f4930259cb97ab9aaea69a0297b04351a70840"},"schema_version":"1.0","source":{"id":"1306.5763","kind":"arxiv","version":2}},"canonical_sha256":"a88af2f62b7fa2728dd6c16f46cc8d78ccae6d0e0952336fae71c44e75ce5b0e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a88af2f62b7fa2728dd6c16f46cc8d78ccae6d0e0952336fae71c44e75ce5b0e","first_computed_at":"2026-05-18T02:50:24.378030Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:50:24.378030Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"M2XGzmC0BH4BApc2gLtQGKolANO3oBAQJmSkcPKeZY/37fVIiQFWqZ2W0e/KZIA/dsyx6mrNUKV5bdH0yBE4Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:50:24.378453Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.5763","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:74f74d2815e833d9e4eb92ca2f874b945d8616aa13a083d8a358a294a2923a55","sha256:16511a7e53d6498f652d6763e6158a897f5c36303eb9b2d4a2ef244f2cd2466b"],"state_sha256":"3b55dd7680c98d13adfdc24be0707d1a4f224045683929444e261c937ae73285"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K7TK1o+do9QAd57oiaiivqHP14ZiZvJoBxHIDzQFtgMLUW5KagX/PF8MRYJJudOVkZx2NFlU2D+8b9jJJHeMBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T08:30:37.640875Z","bundle_sha256":"ae452e5ab1d6d6d3194dcef1bafa985f6472bda446a66e9d3468bee0c19d5053"}}