{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:6UGSARY7V5JYXWZESA6XPWLJGN","short_pith_number":"pith:6UGSARY7","canonical_record":{"source":{"id":"0907.3528","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T02:41:10Z","cross_cats_sorted":[],"title_canon_sha256":"21dab2ca7650f25c02efb48969a964cb8b7fed279d0eaa2fe7621f713aa43fb4","abstract_canon_sha256":"a736b3478a98dce2c4742159d021b891dc7d0b6e880725721e44247e98857cbe"},"schema_version":"1.0"},"canonical_sha256":"f50d20471faf538bdb24903d77d9693349ac25831442076b1b1a75e29cb424c2","source":{"kind":"arxiv","id":"0907.3528","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.3528","created_at":"2026-05-18T02:12:55Z"},{"alias_kind":"arxiv_version","alias_value":"0907.3528v2","created_at":"2026-05-18T02:12:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.3528","created_at":"2026-05-18T02:12:55Z"},{"alias_kind":"pith_short_12","alias_value":"6UGSARY7V5JY","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"6UGSARY7V5JYXWZE","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"6UGSARY7","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:6UGSARY7V5JYXWZESA6XPWLJGN","target":"record","payload":{"canonical_record":{"source":{"id":"0907.3528","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T02:41:10Z","cross_cats_sorted":[],"title_canon_sha256":"21dab2ca7650f25c02efb48969a964cb8b7fed279d0eaa2fe7621f713aa43fb4","abstract_canon_sha256":"a736b3478a98dce2c4742159d021b891dc7d0b6e880725721e44247e98857cbe"},"schema_version":"1.0"},"canonical_sha256":"f50d20471faf538bdb24903d77d9693349ac25831442076b1b1a75e29cb424c2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:12:55.264571Z","signature_b64":"e0d16Y2zLLaQ6qgINkEUP0q6CRElHpvidXDckEhETiNQXQccYdnDUIS7B305qsuYgXChz1g2rT28HnK95yYsDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f50d20471faf538bdb24903d77d9693349ac25831442076b1b1a75e29cb424c2","last_reissued_at":"2026-05-18T02:12:55.264075Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:12:55.264075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0907.3528","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":"2026-05-18T02:12:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HWVP8oxD4Q/K9C8x31I4ebWGwloXEZyoqQ9YGZBUjkhjyjHQclnUbhFN9j7k4y/fOKXoxzlI1c3hkRUrWbSzAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T11:22:21.143269Z"},"content_sha256":"d818ec076eee8e4e2f60b81dac8161d923f5f174209f2c8ce5ecd1b05386264e","schema_version":"1.0","event_id":"sha256:d818ec076eee8e4e2f60b81dac8161d923f5f174209f2c8ce5ecd1b05386264e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:6UGSARY7V5JYXWZESA6XPWLJGN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of manganese doping on the size effect of lead zirconate titanate thin films and the extrinsic nature of dead layers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"J. Wang, X.J. Lou","submitted_at":"2009-07-21T02:41:10Z","abstract_excerpt":"We have investigated the size effect in lead zirconate titanate (PZT) thin films with a range of manganese (Mn) doping concentrations. We found that the size effect in the conventional Pt/PZT/Pt thin-film capacitors could be systematically reduced and almost completely eliminated by increasing Mn doping concentration. The interfacial layer at the electrode-film interface appears to disappear almost entirely for the PZT films with 2% Mn doping levels, confirmed by the fits using the conventional in-series capacitor model. Our work indicates that the size effect in ferroelectrics is extrinsic in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.3528","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":"2026-05-18T02:12:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9D0aXvwjiFDdT7cDeVuunovaw5trJ9+RKvEytq6jBO1oX1xPD7RN7bV0aniKFh15xB+aHJz7nVL4cVOr5pcSCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T11:22:21.143627Z"},"content_sha256":"81ae34a1aed665eb5563b8e89cc4bd8c8dae9184c78448f640eb891419aa308b","schema_version":"1.0","event_id":"sha256:81ae34a1aed665eb5563b8e89cc4bd8c8dae9184c78448f640eb891419aa308b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6UGSARY7V5JYXWZESA6XPWLJGN/bundle.json","state_url":"https://pith.science/pith/6UGSARY7V5JYXWZESA6XPWLJGN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6UGSARY7V5JYXWZESA6XPWLJGN/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":"2026-05-20T11:22:21Z","links":{"resolver":"https://pith.science/pith/6UGSARY7V5JYXWZESA6XPWLJGN","bundle":"https://pith.science/pith/6UGSARY7V5JYXWZESA6XPWLJGN/bundle.json","state":"https://pith.science/pith/6UGSARY7V5JYXWZESA6XPWLJGN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6UGSARY7V5JYXWZESA6XPWLJGN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:6UGSARY7V5JYXWZESA6XPWLJGN","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":"a736b3478a98dce2c4742159d021b891dc7d0b6e880725721e44247e98857cbe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T02:41:10Z","title_canon_sha256":"21dab2ca7650f25c02efb48969a964cb8b7fed279d0eaa2fe7621f713aa43fb4"},"schema_version":"1.0","source":{"id":"0907.3528","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.3528","created_at":"2026-05-18T02:12:55Z"},{"alias_kind":"arxiv_version","alias_value":"0907.3528v2","created_at":"2026-05-18T02:12:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.3528","created_at":"2026-05-18T02:12:55Z"},{"alias_kind":"pith_short_12","alias_value":"6UGSARY7V5JY","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"6UGSARY7V5JYXWZE","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"6UGSARY7","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:81ae34a1aed665eb5563b8e89cc4bd8c8dae9184c78448f640eb891419aa308b","target":"graph","created_at":"2026-05-18T02:12:55Z","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 have investigated the size effect in lead zirconate titanate (PZT) thin films with a range of manganese (Mn) doping concentrations. We found that the size effect in the conventional Pt/PZT/Pt thin-film capacitors could be systematically reduced and almost completely eliminated by increasing Mn doping concentration. The interfacial layer at the electrode-film interface appears to disappear almost entirely for the PZT films with 2% Mn doping levels, confirmed by the fits using the conventional in-series capacitor model. Our work indicates that the size effect in ferroelectrics is extrinsic in","authors_text":"J. Wang, X.J. Lou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T02:41:10Z","title":"Effect of manganese doping on the size effect of lead zirconate titanate thin films and the extrinsic nature of dead layers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.3528","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:d818ec076eee8e4e2f60b81dac8161d923f5f174209f2c8ce5ecd1b05386264e","target":"record","created_at":"2026-05-18T02:12:55Z","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":"a736b3478a98dce2c4742159d021b891dc7d0b6e880725721e44247e98857cbe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T02:41:10Z","title_canon_sha256":"21dab2ca7650f25c02efb48969a964cb8b7fed279d0eaa2fe7621f713aa43fb4"},"schema_version":"1.0","source":{"id":"0907.3528","kind":"arxiv","version":2}},"canonical_sha256":"f50d20471faf538bdb24903d77d9693349ac25831442076b1b1a75e29cb424c2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f50d20471faf538bdb24903d77d9693349ac25831442076b1b1a75e29cb424c2","first_computed_at":"2026-05-18T02:12:55.264075Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:12:55.264075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"e0d16Y2zLLaQ6qgINkEUP0q6CRElHpvidXDckEhETiNQXQccYdnDUIS7B305qsuYgXChz1g2rT28HnK95yYsDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:12:55.264571Z","signed_message":"canonical_sha256_bytes"},"source_id":"0907.3528","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d818ec076eee8e4e2f60b81dac8161d923f5f174209f2c8ce5ecd1b05386264e","sha256:81ae34a1aed665eb5563b8e89cc4bd8c8dae9184c78448f640eb891419aa308b"],"state_sha256":"318e49410cbc4f71e5fac1f97a126f858d8b5106df2dc9c8e4db2bea4a9c1f1a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MKrGLON/8yYVg8UozeLpr4TZeFZcbfjPVb3O/3S9GGTNlO3qHT/xAqNhvVXjL/E5bJpUb5t2w9VHqA3FSm7HBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T11:22:21.145604Z","bundle_sha256":"d1671a107f8d3d0755b9bf802e2f0662e8b47825ba3837515f52e1195dbb4ddd"}}