{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:NRTCVFR5LAXSWEFR7OZA4ODKAY","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":"dd9cd81bd69c81d9bdd3faad822767012b7654bfbd5cf2eaa655be1ce7e81a17","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2024-12-09T15:44:39Z","title_canon_sha256":"0e3549bc6a12888927c45c89c61d94443fcd59becd8fc3ffc7dd8e4e073808a1"},"schema_version":"1.0","source":{"id":"2412.06591","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.06591","created_at":"2026-06-24T01:14:56Z"},{"alias_kind":"arxiv_version","alias_value":"2412.06591v1","created_at":"2026-06-24T01:14:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.06591","created_at":"2026-06-24T01:14:56Z"},{"alias_kind":"pith_short_12","alias_value":"NRTCVFR5LAXS","created_at":"2026-06-24T01:14:56Z"},{"alias_kind":"pith_short_16","alias_value":"NRTCVFR5LAXSWEFR","created_at":"2026-06-24T01:14:56Z"},{"alias_kind":"pith_short_8","alias_value":"NRTCVFR5","created_at":"2026-06-24T01:14:56Z"}],"graph_snapshots":[{"event_id":"sha256:2814fdd11bb4ec655f58be0783e19882663f496cb9340904e9ba94c0f5e9913a","target":"graph","created_at":"2026-06-24T01:14:56Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2412.06591/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent reports highlight the potential of tin-based perovskite semiconductors for high-performance p-type field-effect transistors (FETs) with mobilities exceeding 20 cm2V-1s-1. However, these high mobilities--often obtained via two-probe (2P) methods on devices with small channel length-to-width ratios (L/W < 0.5) operating in the saturation regime at high drain-source currents--raise concerns about overestimation due to contact resistance and non-ideal FET characteristics. Here, we performed gated four-point probe (4PP) FET measurements on Hall bar devices (L/W = 6) of Cs0.15FA0.85SnI3, obta","authors_text":"Cong Zhao, Henning Sirringhaus, Krishanu Dey, Rozana Mazlumian, Sam Stranks, Satyaprasad P. Senanayak, Stefano Pecorario, Xian Wei Chua, Xinglong Ren, Youcheng Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2024-12-09T15:44:39Z","title":"Critical assessment of contact resistance and mobility in tin perovskite semiconductors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.06591","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":"sha256:5ca1c14891944debacd731d1964c7139dcaf9d5134faf0712b35ad13253eaef1","target":"record","created_at":"2026-06-24T01:14:56Z","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":"dd9cd81bd69c81d9bdd3faad822767012b7654bfbd5cf2eaa655be1ce7e81a17","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2024-12-09T15:44:39Z","title_canon_sha256":"0e3549bc6a12888927c45c89c61d94443fcd59becd8fc3ffc7dd8e4e073808a1"},"schema_version":"1.0","source":{"id":"2412.06591","kind":"arxiv","version":1}},"canonical_sha256":"6c662a963d582f2b10b1fbb20e386a063027863c9b3caf50f6372fd5380bce12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c662a963d582f2b10b1fbb20e386a063027863c9b3caf50f6372fd5380bce12","first_computed_at":"2026-06-24T01:14:56.089017Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-24T01:14:56.089017Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nH3TbWa50ZahCU8Yk8IIfvEPVPH9LPA8VLihhM0ULHvYMefyG5GlCiee9lsL2YfmTx+8DNd5N8U0uusaCaErDw==","signature_status":"signed_v1","signed_at":"2026-06-24T01:14:56.089617Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.06591","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5ca1c14891944debacd731d1964c7139dcaf9d5134faf0712b35ad13253eaef1","sha256:2814fdd11bb4ec655f58be0783e19882663f496cb9340904e9ba94c0f5e9913a"],"state_sha256":"9bfbb56def3ee00edc3cd1b877103818921534a2e6989efce7747856f0276b7e"}