{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:UNW3PCNKCMZSZQRLNWX2GH6HHA","short_pith_number":"pith:UNW3PCNK","canonical_record":{"source":{"id":"1101.0298","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-12-31T20:57:11Z","cross_cats_sorted":[],"title_canon_sha256":"10871974fdf3d9900272be925f8c12d948e2573c4b79eab7a2eb8b8a91db253a","abstract_canon_sha256":"22302b2e6862507ed2a03e40366c8e33f90e1631654beb58c2d854a459afe468"},"schema_version":"1.0"},"canonical_sha256":"a36db789aa13332cc22b6dafa31fc7381643d043d45c0923427832f6b1928539","source":{"kind":"arxiv","id":"1101.0298","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.0298","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"arxiv_version","alias_value":"1101.0298v3","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.0298","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"pith_short_12","alias_value":"UNW3PCNKCMZS","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UNW3PCNKCMZSZQRL","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UNW3PCNK","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:UNW3PCNKCMZSZQRLNWX2GH6HHA","target":"record","payload":{"canonical_record":{"source":{"id":"1101.0298","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-12-31T20:57:11Z","cross_cats_sorted":[],"title_canon_sha256":"10871974fdf3d9900272be925f8c12d948e2573c4b79eab7a2eb8b8a91db253a","abstract_canon_sha256":"22302b2e6862507ed2a03e40366c8e33f90e1631654beb58c2d854a459afe468"},"schema_version":"1.0"},"canonical_sha256":"a36db789aa13332cc22b6dafa31fc7381643d043d45c0923427832f6b1928539","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:16.106215Z","signature_b64":"LoLiGZ5TdQdXTEC68Qc2GCj95kCw6TCdVT9UcjVvtacXDSRx7emPm442pentwbSxjntlQIv1xUJk3x0g/0TSDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a36db789aa13332cc22b6dafa31fc7381643d043d45c0923427832f6b1928539","last_reissued_at":"2026-05-18T02:04:16.105541Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:16.105541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1101.0298","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:04:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DtBa785zF3c/a+/AZXddKZSiRUterL6etcYAJJEPgHf6d6u25ywmz0iIhUeqtQqaCECjE3JuAQlaTiHxKsZVBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T08:16:57.263629Z"},"content_sha256":"7e840caaf2e122b14aace74b4e98d6ce9e31436694bcaeba596e70ccffecb43d","schema_version":"1.0","event_id":"sha256:7e840caaf2e122b14aace74b4e98d6ce9e31436694bcaeba596e70ccffecb43d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:UNW3PCNKCMZSZQRLNWX2GH6HHA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Equilibrium and Stability of Polarization in Ultrathin Ferroelectric Films with Ionic Surface Compensation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"G. Brian Stephenson, Matthew J. Highland (Argonne National Laboratory)","submitted_at":"2010-12-31T20:57:11Z","abstract_excerpt":"Thermodynamic theory is developed for the ferroelectric phase transition of an ultrathin film in equilibrium with a chemical environment that supplies ionic species to compensate its surface. Equations of state and free energy expressions are developed based on Landau-Ginzburg-Devonshire theory, using electrochemical equilibria to provide ionic compensation boundary conditions. Calculations are presented for a monodomain PbTiO$_3$ (001) film coherently strained to SrTiO$_3$ with its exposed surface and its electronically conducting bottom electrode in equilibrium with a controlled oxygen parti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.0298","kind":"arxiv","version":3},"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":"2026-05-18T02:04:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FmmjwSyvSC6EBtw97aySHLyCvlaiA+5aWfICZSZsDqq/JAe0YUivjqLQmuuV0MSdQE2UgUvJ4AxwnUF6iGtTAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T08:16:57.263977Z"},"content_sha256":"60326260102139b4c3bcfda5a43b4dd9e4d6e93e53c9a590879017ca0050c070","schema_version":"1.0","event_id":"sha256:60326260102139b4c3bcfda5a43b4dd9e4d6e93e53c9a590879017ca0050c070"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UNW3PCNKCMZSZQRLNWX2GH6HHA/bundle.json","state_url":"https://pith.science/pith/UNW3PCNKCMZSZQRLNWX2GH6HHA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UNW3PCNKCMZSZQRLNWX2GH6HHA/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":"2026-07-02T08:16:57Z","links":{"resolver":"https://pith.science/pith/UNW3PCNKCMZSZQRLNWX2GH6HHA","bundle":"https://pith.science/pith/UNW3PCNKCMZSZQRLNWX2GH6HHA/bundle.json","state":"https://pith.science/pith/UNW3PCNKCMZSZQRLNWX2GH6HHA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UNW3PCNKCMZSZQRLNWX2GH6HHA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:UNW3PCNKCMZSZQRLNWX2GH6HHA","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":"22302b2e6862507ed2a03e40366c8e33f90e1631654beb58c2d854a459afe468","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-12-31T20:57:11Z","title_canon_sha256":"10871974fdf3d9900272be925f8c12d948e2573c4b79eab7a2eb8b8a91db253a"},"schema_version":"1.0","source":{"id":"1101.0298","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.0298","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"arxiv_version","alias_value":"1101.0298v3","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.0298","created_at":"2026-05-18T02:04:16Z"},{"alias_kind":"pith_short_12","alias_value":"UNW3PCNKCMZS","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UNW3PCNKCMZSZQRL","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UNW3PCNK","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:60326260102139b4c3bcfda5a43b4dd9e4d6e93e53c9a590879017ca0050c070","target":"graph","created_at":"2026-05-18T02:04:16Z","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":"Thermodynamic theory is developed for the ferroelectric phase transition of an ultrathin film in equilibrium with a chemical environment that supplies ionic species to compensate its surface. Equations of state and free energy expressions are developed based on Landau-Ginzburg-Devonshire theory, using electrochemical equilibria to provide ionic compensation boundary conditions. Calculations are presented for a monodomain PbTiO$_3$ (001) film coherently strained to SrTiO$_3$ with its exposed surface and its electronically conducting bottom electrode in equilibrium with a controlled oxygen parti","authors_text":"G. Brian Stephenson, Matthew J. Highland (Argonne National Laboratory)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-12-31T20:57:11Z","title":"Equilibrium and Stability of Polarization in Ultrathin Ferroelectric Films with Ionic Surface Compensation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.0298","kind":"arxiv","version":3},"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":"sha256:7e840caaf2e122b14aace74b4e98d6ce9e31436694bcaeba596e70ccffecb43d","target":"record","created_at":"2026-05-18T02:04:16Z","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":"22302b2e6862507ed2a03e40366c8e33f90e1631654beb58c2d854a459afe468","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-12-31T20:57:11Z","title_canon_sha256":"10871974fdf3d9900272be925f8c12d948e2573c4b79eab7a2eb8b8a91db253a"},"schema_version":"1.0","source":{"id":"1101.0298","kind":"arxiv","version":3}},"canonical_sha256":"a36db789aa13332cc22b6dafa31fc7381643d043d45c0923427832f6b1928539","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a36db789aa13332cc22b6dafa31fc7381643d043d45c0923427832f6b1928539","first_computed_at":"2026-05-18T02:04:16.105541Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:16.105541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LoLiGZ5TdQdXTEC68Qc2GCj95kCw6TCdVT9UcjVvtacXDSRx7emPm442pentwbSxjntlQIv1xUJk3x0g/0TSDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:16.106215Z","signed_message":"canonical_sha256_bytes"},"source_id":"1101.0298","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e840caaf2e122b14aace74b4e98d6ce9e31436694bcaeba596e70ccffecb43d","sha256:60326260102139b4c3bcfda5a43b4dd9e4d6e93e53c9a590879017ca0050c070"],"state_sha256":"eeca9db14ef61f5d02fe3787581b314bc3ea1491d70c9bd20a6a1d2b908ba968"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bxed0qa5q/HmFQjyfTZ4Z0Pgu2MV82EWcdLMW2bjcno7JjJHN8oekuGdcnNrOR3femsJOb0J0bN+kKVQxG3mDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T08:16:57.265987Z","bundle_sha256":"21d6dd4805bb326da776533a3b9cc3fbbc0a619641460b6f5fc8ad64ecc864b0"}}