{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:X7CN3HTCW562WQZBX42JFRBJPF","short_pith_number":"pith:X7CN3HTC","canonical_record":{"source":{"id":"1202.2883","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-13T22:14:41Z","cross_cats_sorted":[],"title_canon_sha256":"058c8432a3e9108b04b9d516e7ccbb299baf5c59f1f458377272bef7943ae0b3","abstract_canon_sha256":"ab40790aa1cfb1fd6d058c5210aef27444ca95220bda45fb353585f6df68dbfe"},"schema_version":"1.0"},"canonical_sha256":"bfc4dd9e62b77dab4321bf3492c429795c1ab6b86480df901181047224d073f8","source":{"kind":"arxiv","id":"1202.2883","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.2883","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"arxiv_version","alias_value":"1202.2883v1","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.2883","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"pith_short_12","alias_value":"X7CN3HTCW562","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"X7CN3HTCW562WQZB","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"X7CN3HTC","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:X7CN3HTCW562WQZBX42JFRBJPF","target":"record","payload":{"canonical_record":{"source":{"id":"1202.2883","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-13T22:14:41Z","cross_cats_sorted":[],"title_canon_sha256":"058c8432a3e9108b04b9d516e7ccbb299baf5c59f1f458377272bef7943ae0b3","abstract_canon_sha256":"ab40790aa1cfb1fd6d058c5210aef27444ca95220bda45fb353585f6df68dbfe"},"schema_version":"1.0"},"canonical_sha256":"bfc4dd9e62b77dab4321bf3492c429795c1ab6b86480df901181047224d073f8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:28.964851Z","signature_b64":"LgtrA1DA0vzNWdQrGRGSeQR8tL0dVKlxMGJX+ZY0a0wcJ7TcHzAMUVFpauR9kE5HjcdsXjxCTvptGY9GILEGAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bfc4dd9e62b77dab4321bf3492c429795c1ab6b86480df901181047224d073f8","last_reissued_at":"2026-05-18T01:58:28.964428Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:28.964428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1202.2883","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":"2026-05-18T01:58:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BlpCVkS9OO0JDh+WySBmEATiH3MAXKnsQoHA3Vz3YLzzvJtJVxdH1HY1kC1gqtUmyAnYTec7ah+s65n+lvxsCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T18:07:24.345341Z"},"content_sha256":"51f947b05f08cdc61288b517ec6b8c6427ca973cda0af6ab080a711caa2b08ea","schema_version":"1.0","event_id":"sha256:51f947b05f08cdc61288b517ec6b8c6427ca973cda0af6ab080a711caa2b08ea"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:X7CN3HTCW562WQZBX42JFRBJPF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-pressure neutron study of the morphotropic PZT: phase transitions in a two-phase system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. M. Asiri, A. Y. Obaid, J. Frantti, J. Zhang, R. M. Nieminen, S. C. Vogel, S. Wang, Y. Fujioka, Y. Zhao","submitted_at":"2012-02-13T22:14:41Z","abstract_excerpt":"In piezoelectric ceramics the changes in the phase stabilities versus stress and temperature in the vicinity of the phase boundary play a central role. The present study was dedicated to the classical piezoelectric, lead-zirconate-titanate (PZT) ceramic with composition Pb(Zr$_{0.54}$Ti$_{0.46}$)O$_3$ at the Zr-rich side of the morphotropic phase boundary at which both intrinsic and extrinsic contributions to piezoelectricity are significant. The pressure-induced changes in this two-phase (rhombohedral $R3c$+monoclinic $Cm$ at room temperature and $R3c+P4mm$ above 1 GPa pressures) system were "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.2883","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":"2026-05-18T01:58:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+NH9X8Aes+LXNcRqGLQPxogOyXQbILq0CNQ8MEdt1phsF5nA61QUnvwC9kYaNvVk5SjhW4swMw/6WY+kUU6HAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T18:07:24.346039Z"},"content_sha256":"984d20feb6a7ef41a1018399f3c482ecca2994cfc28407cbf0574e7fbf4d4723","schema_version":"1.0","event_id":"sha256:984d20feb6a7ef41a1018399f3c482ecca2994cfc28407cbf0574e7fbf4d4723"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X7CN3HTCW562WQZBX42JFRBJPF/bundle.json","state_url":"https://pith.science/pith/X7CN3HTCW562WQZBX42JFRBJPF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X7CN3HTCW562WQZBX42JFRBJPF/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":"2026-06-02T18:07:24Z","links":{"resolver":"https://pith.science/pith/X7CN3HTCW562WQZBX42JFRBJPF","bundle":"https://pith.science/pith/X7CN3HTCW562WQZBX42JFRBJPF/bundle.json","state":"https://pith.science/pith/X7CN3HTCW562WQZBX42JFRBJPF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X7CN3HTCW562WQZBX42JFRBJPF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:X7CN3HTCW562WQZBX42JFRBJPF","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":"ab40790aa1cfb1fd6d058c5210aef27444ca95220bda45fb353585f6df68dbfe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-13T22:14:41Z","title_canon_sha256":"058c8432a3e9108b04b9d516e7ccbb299baf5c59f1f458377272bef7943ae0b3"},"schema_version":"1.0","source":{"id":"1202.2883","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.2883","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"arxiv_version","alias_value":"1202.2883v1","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.2883","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"pith_short_12","alias_value":"X7CN3HTCW562","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"X7CN3HTCW562WQZB","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"X7CN3HTC","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:984d20feb6a7ef41a1018399f3c482ecca2994cfc28407cbf0574e7fbf4d4723","target":"graph","created_at":"2026-05-18T01:58:28Z","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":"In piezoelectric ceramics the changes in the phase stabilities versus stress and temperature in the vicinity of the phase boundary play a central role. The present study was dedicated to the classical piezoelectric, lead-zirconate-titanate (PZT) ceramic with composition Pb(Zr$_{0.54}$Ti$_{0.46}$)O$_3$ at the Zr-rich side of the morphotropic phase boundary at which both intrinsic and extrinsic contributions to piezoelectricity are significant. The pressure-induced changes in this two-phase (rhombohedral $R3c$+monoclinic $Cm$ at room temperature and $R3c+P4mm$ above 1 GPa pressures) system were ","authors_text":"A. M. Asiri, A. Y. Obaid, J. Frantti, J. Zhang, R. M. Nieminen, S. C. Vogel, S. Wang, Y. Fujioka, Y. Zhao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-13T22:14:41Z","title":"High-pressure neutron study of the morphotropic PZT: phase transitions in a two-phase system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.2883","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":"sha256:51f947b05f08cdc61288b517ec6b8c6427ca973cda0af6ab080a711caa2b08ea","target":"record","created_at":"2026-05-18T01:58:28Z","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":"ab40790aa1cfb1fd6d058c5210aef27444ca95220bda45fb353585f6df68dbfe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-13T22:14:41Z","title_canon_sha256":"058c8432a3e9108b04b9d516e7ccbb299baf5c59f1f458377272bef7943ae0b3"},"schema_version":"1.0","source":{"id":"1202.2883","kind":"arxiv","version":1}},"canonical_sha256":"bfc4dd9e62b77dab4321bf3492c429795c1ab6b86480df901181047224d073f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bfc4dd9e62b77dab4321bf3492c429795c1ab6b86480df901181047224d073f8","first_computed_at":"2026-05-18T01:58:28.964428Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:28.964428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LgtrA1DA0vzNWdQrGRGSeQR8tL0dVKlxMGJX+ZY0a0wcJ7TcHzAMUVFpauR9kE5HjcdsXjxCTvptGY9GILEGAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:28.964851Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.2883","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:51f947b05f08cdc61288b517ec6b8c6427ca973cda0af6ab080a711caa2b08ea","sha256:984d20feb6a7ef41a1018399f3c482ecca2994cfc28407cbf0574e7fbf4d4723"],"state_sha256":"ca88b38bc0030ac76cb68a1d4e52fbb95f651ef61c12eb4fc3a1229e44462cbe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"quuvkbfZXvAB6ypX3yCCPAM+5i8eIwH2NPpE00xqxf0A5b8DaIASf5ScvCVG3Sk1sW5hu9fqO6+HHEmRtjYkAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T18:07:24.350063Z","bundle_sha256":"ad2a8ef7ceac03ec8c989278f8c7728f56104cd5ee2a1b9f100b4d1aaf3aeea9"}}