{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:5NBR4JD7IM22YORSZEXCDF7CIZ","short_pith_number":"pith:5NBR4JD7","canonical_record":{"source":{"id":"1309.4626","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-18T12:35:26Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"7242b9a04141321b78d318e261802dd0f658b52a96eb842c55dd8550a2642049","abstract_canon_sha256":"c42ac950ba51bc4c739ad6b342c6aa9e9acd04ce2a2eee923b5b97fe94529ed8"},"schema_version":"1.0"},"canonical_sha256":"eb431e247f4335ac3a32c92e2197e24675bcfcdcb4cdb4adacb30de793d812e2","source":{"kind":"arxiv","id":"1309.4626","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.4626","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"arxiv_version","alias_value":"1309.4626v1","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4626","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"pith_short_12","alias_value":"5NBR4JD7IM22","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"5NBR4JD7IM22YORS","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"5NBR4JD7","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:5NBR4JD7IM22YORSZEXCDF7CIZ","target":"record","payload":{"canonical_record":{"source":{"id":"1309.4626","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-18T12:35:26Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"7242b9a04141321b78d318e261802dd0f658b52a96eb842c55dd8550a2642049","abstract_canon_sha256":"c42ac950ba51bc4c739ad6b342c6aa9e9acd04ce2a2eee923b5b97fe94529ed8"},"schema_version":"1.0"},"canonical_sha256":"eb431e247f4335ac3a32c92e2197e24675bcfcdcb4cdb4adacb30de793d812e2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:12:58.789408Z","signature_b64":"AwvdC11VzryBbVk8k4XThzhhocIif+IBf3s8OV/HTq67xUzCDqOgL0dXDC0i4UqBKjyoEjzg2hjnOuprmI0pBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb431e247f4335ac3a32c92e2197e24675bcfcdcb4cdb4adacb30de793d812e2","last_reissued_at":"2026-05-18T03:12:58.788864Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:12:58.788864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.4626","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":"2026-05-18T03:12:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+hEAmCZ7NG64dlvbJIBsbcX/vzLGjX9QB1HqjGMSCV85UgLZAkKVzORsIo/OXOOeWuyIvQM1hSFD85ytvoJnDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T19:42:44.337746Z"},"content_sha256":"6b6b70635daae89a33adb15289949dd43fb5601bda2c65d31e099c9bfd512397","schema_version":"1.0","event_id":"sha256:6b6b70635daae89a33adb15289949dd43fb5601bda2c65d31e099c9bfd512397"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:5NBR4JD7IM22YORSZEXCDF7CIZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gate depletion of an InSb two-dimensional electron gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"C. K. Gaspe, H. W. Liu, K. F. Yang, K. Nagase, K. Sekine, M. B. Santos, M. M. Uddin, T. D. Mishima, Y. Hirayama","submitted_at":"2013-09-18T12:35:26Z","abstract_excerpt":"We investigated the gate control of a two-dimensional electron gas (2DEG) confined to InSb quantum wells with an Al2O3 gate dielectric formed by atomic layer deposition on a surface layer of Al0.1In0.9Sb or InSb. The wider bandgap of Al0.1In0.9Sb compared to InSb resulted in a linear, sharp, and non-hysteretic response of the 2DEG density to gate bias in the structure with an Al0.1In0.9Sb surface layer. In contrast, a nonlinear, slow, and hysteretic (nonvolatile-memory-like) response was observed in the structure with an InSb surface layer. The 2DEG with the Al0.1In0.9Sb surface layer was comp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4626","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":"2026-05-18T03:12:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X9Y8vkQGnZNxRBee4Us+38lHHFmLLOY9vghy/DEKHYiGQBhFv7G7Zwl5vq5r3obfTFlg9aLySM5yHnLOqaleAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T19:42:44.338096Z"},"content_sha256":"ecfbde55ab5c22f36ae799da57ac390eb9892b3b121a6e99165be2e1c478ad57","schema_version":"1.0","event_id":"sha256:ecfbde55ab5c22f36ae799da57ac390eb9892b3b121a6e99165be2e1c478ad57"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5NBR4JD7IM22YORSZEXCDF7CIZ/bundle.json","state_url":"https://pith.science/pith/5NBR4JD7IM22YORSZEXCDF7CIZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5NBR4JD7IM22YORSZEXCDF7CIZ/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":"2026-05-26T19:42:44Z","links":{"resolver":"https://pith.science/pith/5NBR4JD7IM22YORSZEXCDF7CIZ","bundle":"https://pith.science/pith/5NBR4JD7IM22YORSZEXCDF7CIZ/bundle.json","state":"https://pith.science/pith/5NBR4JD7IM22YORSZEXCDF7CIZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5NBR4JD7IM22YORSZEXCDF7CIZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:5NBR4JD7IM22YORSZEXCDF7CIZ","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":"c42ac950ba51bc4c739ad6b342c6aa9e9acd04ce2a2eee923b5b97fe94529ed8","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-18T12:35:26Z","title_canon_sha256":"7242b9a04141321b78d318e261802dd0f658b52a96eb842c55dd8550a2642049"},"schema_version":"1.0","source":{"id":"1309.4626","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.4626","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"arxiv_version","alias_value":"1309.4626v1","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4626","created_at":"2026-05-18T03:12:58Z"},{"alias_kind":"pith_short_12","alias_value":"5NBR4JD7IM22","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"5NBR4JD7IM22YORS","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"5NBR4JD7","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:ecfbde55ab5c22f36ae799da57ac390eb9892b3b121a6e99165be2e1c478ad57","target":"graph","created_at":"2026-05-18T03:12:58Z","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 investigated the gate control of a two-dimensional electron gas (2DEG) confined to InSb quantum wells with an Al2O3 gate dielectric formed by atomic layer deposition on a surface layer of Al0.1In0.9Sb or InSb. The wider bandgap of Al0.1In0.9Sb compared to InSb resulted in a linear, sharp, and non-hysteretic response of the 2DEG density to gate bias in the structure with an Al0.1In0.9Sb surface layer. In contrast, a nonlinear, slow, and hysteretic (nonvolatile-memory-like) response was observed in the structure with an InSb surface layer. The 2DEG with the Al0.1In0.9Sb surface layer was comp","authors_text":"C. K. Gaspe, H. W. Liu, K. F. Yang, K. Nagase, K. Sekine, M. B. Santos, M. M. Uddin, T. D. Mishima, Y. Hirayama","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-18T12:35:26Z","title":"Gate depletion of an InSb two-dimensional electron gas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4626","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":"sha256:6b6b70635daae89a33adb15289949dd43fb5601bda2c65d31e099c9bfd512397","target":"record","created_at":"2026-05-18T03:12:58Z","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":"c42ac950ba51bc4c739ad6b342c6aa9e9acd04ce2a2eee923b5b97fe94529ed8","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-18T12:35:26Z","title_canon_sha256":"7242b9a04141321b78d318e261802dd0f658b52a96eb842c55dd8550a2642049"},"schema_version":"1.0","source":{"id":"1309.4626","kind":"arxiv","version":1}},"canonical_sha256":"eb431e247f4335ac3a32c92e2197e24675bcfcdcb4cdb4adacb30de793d812e2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eb431e247f4335ac3a32c92e2197e24675bcfcdcb4cdb4adacb30de793d812e2","first_computed_at":"2026-05-18T03:12:58.788864Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:12:58.788864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AwvdC11VzryBbVk8k4XThzhhocIif+IBf3s8OV/HTq67xUzCDqOgL0dXDC0i4UqBKjyoEjzg2hjnOuprmI0pBw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:12:58.789408Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.4626","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6b6b70635daae89a33adb15289949dd43fb5601bda2c65d31e099c9bfd512397","sha256:ecfbde55ab5c22f36ae799da57ac390eb9892b3b121a6e99165be2e1c478ad57"],"state_sha256":"c5d1958dc4bee0e635e611be18205726bb4edc0f12ddf0b2121eef9959e84c8d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gy8EBczfuNMdfSVElAyaIHm3fax7K9iQqbIgc9ZmF9nnKt9CVq8nKdKkfHapS0jNEDEl2Jf066Z6RuIjvLWTBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T19:42:44.340445Z","bundle_sha256":"223c326339e5abe48ce166c6ee6f982485b14eb99478ee6aaa5ab2d1118dc3db"}}