{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:TRXZUFWABM2UPVS3K6BPDL7XAJ","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":"e5287cf57fe1cfad3d3fbef4ee409c8945cac48b0fc76bce7521c5dcec59ffed","cross_cats_sorted":["cond-mat.dis-nn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-11-02T07:38:00Z","title_canon_sha256":"58ea66003e7ff7c4b7e91424188b6ab735883a41637a5c549a21e64f8ed128e4"},"schema_version":"1.0","source":{"id":"1311.0353","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.0353","created_at":"2026-05-18T03:08:06Z"},{"alias_kind":"arxiv_version","alias_value":"1311.0353v1","created_at":"2026-05-18T03:08:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.0353","created_at":"2026-05-18T03:08:06Z"},{"alias_kind":"pith_short_12","alias_value":"TRXZUFWABM2U","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"TRXZUFWABM2UPVS3","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"TRXZUFWA","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:3f24e922b2d66bc1f59e6684d6c4a6a00369d6d5e7c63efc86d7dc565d2e5dac","target":"graph","created_at":"2026-05-18T03:08:06Z","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 performed magnetotransport measurements on a multi-layer graphene flake. At the crossing magnetic field Bc, an approximately temperature-independent point in the measured longitudinal resistivity, which is ascribed to the direct insulator-quantum Hall (I-QH) transition, is observed. By analyzing the amplitudes of the magnetoresistivity oscillations, we are able to measure the quantum mobility of our device. It is found that at the direct I-QH transition, the product of the quantum mobility and is about 0.37 which is considerably smaller than 1. In contrast, at Bc, the longitudinal resi","authors_text":"Akram M. Mahjoub, Chiashain Chuang, Chi-Te Liang, J. P. Bird, Li-Hung Lin, Nobuyuki Aoki, Shun-Tsung Lo, Takahiro Ouchi, Tak-Pong Woo, Yuichi Ochiai","cross_cats":["cond-mat.dis-nn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-11-02T07:38:00Z","title":"Experimental evidence for direct insulator-quantum Hall transition in multi-layer graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.0353","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":"sha256:6ec0953c1146a45b8e59fd97fc1d56c13f3e6254d805e7d01949d3aef61be9a6","target":"record","created_at":"2026-05-18T03:08:06Z","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":"e5287cf57fe1cfad3d3fbef4ee409c8945cac48b0fc76bce7521c5dcec59ffed","cross_cats_sorted":["cond-mat.dis-nn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-11-02T07:38:00Z","title_canon_sha256":"58ea66003e7ff7c4b7e91424188b6ab735883a41637a5c549a21e64f8ed128e4"},"schema_version":"1.0","source":{"id":"1311.0353","kind":"arxiv","version":1}},"canonical_sha256":"9c6f9a16c00b3547d65b5782f1aff70265dcde61133dd0a0b5dbdbc46cd048a9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9c6f9a16c00b3547d65b5782f1aff70265dcde61133dd0a0b5dbdbc46cd048a9","first_computed_at":"2026-05-18T03:08:06.242735Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:08:06.242735Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ppq7TacloFOBz7rI+wPwfus3UJjjw/i7drIRPJSydBCIZeiimu9DyxHvQqpn1KPD9LHfvZExbT/47KXrFxrjDw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:08:06.243161Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.0353","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ec0953c1146a45b8e59fd97fc1d56c13f3e6254d805e7d01949d3aef61be9a6","sha256:3f24e922b2d66bc1f59e6684d6c4a6a00369d6d5e7c63efc86d7dc565d2e5dac"],"state_sha256":"6a318d1d75445770bc4a1fba40f8c8cff5aed9db6d7472699d4b05d6fc924c25"}