{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:SY2L3WLGVUBCSL7HWMBX4WMVGH","short_pith_number":"pith:SY2L3WLG","schema_version":"1.0","canonical_sha256":"9634bdd966ad02292fe7b3037e599531c7ef73a5a08d4c2d043cf3d8655c4ae2","source":{"kind":"arxiv","id":"2502.04534","version":1},"attestation_state":"computed","paper":{"title":"Evidence of Athermal Metastable Phase in a Halide Perovskite: Optically Tracked Thermal-Breach Memory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aniket Bajaj, Ashutosh Mohanty, Bhavtosh Bansal, D. D. Sarma, Debasmita Pariari, Deepesh Kalauni, Kingshuk Mukhuti, Satyaki Kundu","submitted_at":"2025-02-06T22:10:14Z","abstract_excerpt":"Halide perovskite materials have been extensively studied in the last decade because of their impressive optoelectronic properties. However, their one characteristic that is uncommon for semiconductors is that many undergo thermally induced structural phase transitions. The transition is hysteretic, with the hysteresis window marking the boundary of the metastable phase. We have discovered that in methylammonium lead iodide, this hysteretic metastable phase is athermal, meaning it shows almost no temporal phase evolution under isothermal conditions. We also show that a large number of distingu"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2502.04534","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-02-06T22:10:14Z","cross_cats_sorted":[],"title_canon_sha256":"5f0d548d1becdb8c0d6d302432d874958daae8f6ddb1066a6505ccdd0d58879a","abstract_canon_sha256":"9003862a823d02cb28acc3c6392a259a223bdf7c77e08c40c3d123f9cae7c5f9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:17:35.582956Z","signature_b64":"iy+3sooMF8vggKVfH+X0yZ6WE9O7QAycZI2Md1vHYNnabmA4IK/+aNV9/Vsk+SRPBLxk8V5UY8qEj16ivHkXAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9634bdd966ad02292fe7b3037e599531c7ef73a5a08d4c2d043cf3d8655c4ae2","last_reissued_at":"2026-07-05T10:17:35.582538Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:17:35.582538Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evidence of Athermal Metastable Phase in a Halide Perovskite: Optically Tracked Thermal-Breach Memory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aniket Bajaj, Ashutosh Mohanty, Bhavtosh Bansal, D. D. Sarma, Debasmita Pariari, Deepesh Kalauni, Kingshuk Mukhuti, Satyaki Kundu","submitted_at":"2025-02-06T22:10:14Z","abstract_excerpt":"Halide perovskite materials have been extensively studied in the last decade because of their impressive optoelectronic properties. However, their one characteristic that is uncommon for semiconductors is that many undergo thermally induced structural phase transitions. The transition is hysteretic, with the hysteresis window marking the boundary of the metastable phase. We have discovered that in methylammonium lead iodide, this hysteretic metastable phase is athermal, meaning it shows almost no temporal phase evolution under isothermal conditions. We also show that a large number of distingu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.04534","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2502.04534/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2502.04534","created_at":"2026-07-05T10:17:35.582594+00:00"},{"alias_kind":"arxiv_version","alias_value":"2502.04534v1","created_at":"2026-07-05T10:17:35.582594+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.04534","created_at":"2026-07-05T10:17:35.582594+00:00"},{"alias_kind":"pith_short_12","alias_value":"SY2L3WLGVUBC","created_at":"2026-07-05T10:17:35.582594+00:00"},{"alias_kind":"pith_short_16","alias_value":"SY2L3WLGVUBCSL7H","created_at":"2026-07-05T10:17:35.582594+00:00"},{"alias_kind":"pith_short_8","alias_value":"SY2L3WLG","created_at":"2026-07-05T10:17:35.582594+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH","json":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH.json","graph_json":"https://pith.science/api/pith-number/SY2L3WLGVUBCSL7HWMBX4WMVGH/graph.json","events_json":"https://pith.science/api/pith-number/SY2L3WLGVUBCSL7HWMBX4WMVGH/events.json","paper":"https://pith.science/paper/SY2L3WLG"},"agent_actions":{"view_html":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH","download_json":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH.json","view_paper":"https://pith.science/paper/SY2L3WLG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2502.04534&json=true","fetch_graph":"https://pith.science/api/pith-number/SY2L3WLGVUBCSL7HWMBX4WMVGH/graph.json","fetch_events":"https://pith.science/api/pith-number/SY2L3WLGVUBCSL7HWMBX4WMVGH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH/action/storage_attestation","attest_author":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH/action/author_attestation","sign_citation":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH/action/citation_signature","submit_replication":"https://pith.science/pith/SY2L3WLGVUBCSL7HWMBX4WMVGH/action/replication_record"}},"created_at":"2026-07-05T10:17:35.582594+00:00","updated_at":"2026-07-05T10:17:35.582594+00:00"}