{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:U77B6QZW4XRRWILHYT62JDU4CH","short_pith_number":"pith:U77B6QZW","canonical_record":{"source":{"id":"1806.10059","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-06-26T15:21:00Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"28b4dac0134ca399a1deae3e9716f203c577707e74b3009c072e499eac14bf01","abstract_canon_sha256":"b6f1112238b7531923ebb329eba7ae35d782158125e6a5a6c171c928b61f8c7a"},"schema_version":"1.0"},"canonical_sha256":"a7fe1f4336e5e31b2167c4fda48e9c11c465bb4c318a91214290e349b3acad99","source":{"kind":"arxiv","id":"1806.10059","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.10059","created_at":"2026-05-18T00:12:20Z"},{"alias_kind":"arxiv_version","alias_value":"1806.10059v1","created_at":"2026-05-18T00:12:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.10059","created_at":"2026-05-18T00:12:20Z"},{"alias_kind":"pith_short_12","alias_value":"U77B6QZW4XRR","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_16","alias_value":"U77B6QZW4XRRWILH","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_8","alias_value":"U77B6QZW","created_at":"2026-05-18T12:32:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:U77B6QZW4XRRWILHYT62JDU4CH","target":"record","payload":{"canonical_record":{"source":{"id":"1806.10059","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-06-26T15:21:00Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"28b4dac0134ca399a1deae3e9716f203c577707e74b3009c072e499eac14bf01","abstract_canon_sha256":"b6f1112238b7531923ebb329eba7ae35d782158125e6a5a6c171c928b61f8c7a"},"schema_version":"1.0"},"canonical_sha256":"a7fe1f4336e5e31b2167c4fda48e9c11c465bb4c318a91214290e349b3acad99","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:20.071341Z","signature_b64":"hayknO+T/X+7NOI2ptaSD67gR8Xv3t/OuagRWJZACrMGGybtd5xJDfpfJP15OfFChVkmxytrWj5rOziSnuXFDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7fe1f4336e5e31b2167c4fda48e9c11c465bb4c318a91214290e349b3acad99","last_reissued_at":"2026-05-18T00:12:20.070590Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:20.070590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.10059","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":"2026-05-18T00:12:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"un167X9JQXbr76MpM0pCJJvW6KdM4w+GmEkwAth2X8D53/abqdx06kaUAAOPk4mmHiwZB7wkWZhAEYqz80oXCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T02:26:53.436093Z"},"content_sha256":"376983de1ae6213a663c834405a1d340d5bad05a6dc6102ab858e9400fa0737e","schema_version":"1.0","event_id":"sha256:376983de1ae6213a663c834405a1d340d5bad05a6dc6102ab858e9400fa0737e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:U77B6QZW4XRRWILHYT62JDU4CH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-performance two-dimensional p-type transistors based on GaSe layers: an ab-initio study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Agnieszka Kuc, Alessandro Fortunelli, Augusto F. Oliveira, Elias Dib, Gianluca Fiori, Giuseppe Iannaccone, Teresa Cusati, Thomas Heine","submitted_at":"2018-06-26T15:21:00Z","abstract_excerpt":"Ultrascaled GaSe field effect transistors are investigated through ab initio calculations. GaSe monolayers, 3 nm long, exhibit excellent performance with reduced short-channel effects and considerable high ON-current. Such device characteristics are due to the valence band edge shape, which leads to very heavy holes in the transport direction and eventually suppresses intraband tunneling, detrimental for correct operation in the OFF state."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.10059","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":"2026-05-18T00:12:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LVNtiR1HkhNFJ/lVivnJaYjFyXRIvM3s3AfKLzfJaKWlM1v2GRsTGqup0sxWscSIc+O7f5cdXTnxXMu5t596DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T02:26:53.436475Z"},"content_sha256":"86887d24e4a7397ff9eeed9af8457a2adaeb28a0ef12c6215b6b4de71b100d92","schema_version":"1.0","event_id":"sha256:86887d24e4a7397ff9eeed9af8457a2adaeb28a0ef12c6215b6b4de71b100d92"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U77B6QZW4XRRWILHYT62JDU4CH/bundle.json","state_url":"https://pith.science/pith/U77B6QZW4XRRWILHYT62JDU4CH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U77B6QZW4XRRWILHYT62JDU4CH/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":"2026-06-21T02:26:53Z","links":{"resolver":"https://pith.science/pith/U77B6QZW4XRRWILHYT62JDU4CH","bundle":"https://pith.science/pith/U77B6QZW4XRRWILHYT62JDU4CH/bundle.json","state":"https://pith.science/pith/U77B6QZW4XRRWILHYT62JDU4CH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U77B6QZW4XRRWILHYT62JDU4CH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:U77B6QZW4XRRWILHYT62JDU4CH","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":"b6f1112238b7531923ebb329eba7ae35d782158125e6a5a6c171c928b61f8c7a","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-06-26T15:21:00Z","title_canon_sha256":"28b4dac0134ca399a1deae3e9716f203c577707e74b3009c072e499eac14bf01"},"schema_version":"1.0","source":{"id":"1806.10059","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.10059","created_at":"2026-05-18T00:12:20Z"},{"alias_kind":"arxiv_version","alias_value":"1806.10059v1","created_at":"2026-05-18T00:12:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.10059","created_at":"2026-05-18T00:12:20Z"},{"alias_kind":"pith_short_12","alias_value":"U77B6QZW4XRR","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_16","alias_value":"U77B6QZW4XRRWILH","created_at":"2026-05-18T12:32:56Z"},{"alias_kind":"pith_short_8","alias_value":"U77B6QZW","created_at":"2026-05-18T12:32:56Z"}],"graph_snapshots":[{"event_id":"sha256:86887d24e4a7397ff9eeed9af8457a2adaeb28a0ef12c6215b6b4de71b100d92","target":"graph","created_at":"2026-05-18T00:12:20Z","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":"Ultrascaled GaSe field effect transistors are investigated through ab initio calculations. GaSe monolayers, 3 nm long, exhibit excellent performance with reduced short-channel effects and considerable high ON-current. Such device characteristics are due to the valence band edge shape, which leads to very heavy holes in the transport direction and eventually suppresses intraband tunneling, detrimental for correct operation in the OFF state.","authors_text":"Agnieszka Kuc, Alessandro Fortunelli, Augusto F. Oliveira, Elias Dib, Gianluca Fiori, Giuseppe Iannaccone, Teresa Cusati, Thomas Heine","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-06-26T15:21:00Z","title":"High-performance two-dimensional p-type transistors based on GaSe layers: an ab-initio study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.10059","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":"sha256:376983de1ae6213a663c834405a1d340d5bad05a6dc6102ab858e9400fa0737e","target":"record","created_at":"2026-05-18T00:12:20Z","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":"b6f1112238b7531923ebb329eba7ae35d782158125e6a5a6c171c928b61f8c7a","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-06-26T15:21:00Z","title_canon_sha256":"28b4dac0134ca399a1deae3e9716f203c577707e74b3009c072e499eac14bf01"},"schema_version":"1.0","source":{"id":"1806.10059","kind":"arxiv","version":1}},"canonical_sha256":"a7fe1f4336e5e31b2167c4fda48e9c11c465bb4c318a91214290e349b3acad99","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7fe1f4336e5e31b2167c4fda48e9c11c465bb4c318a91214290e349b3acad99","first_computed_at":"2026-05-18T00:12:20.070590Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:12:20.070590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hayknO+T/X+7NOI2ptaSD67gR8Xv3t/OuagRWJZACrMGGybtd5xJDfpfJP15OfFChVkmxytrWj5rOziSnuXFDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:12:20.071341Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.10059","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:376983de1ae6213a663c834405a1d340d5bad05a6dc6102ab858e9400fa0737e","sha256:86887d24e4a7397ff9eeed9af8457a2adaeb28a0ef12c6215b6b4de71b100d92"],"state_sha256":"0ae182d2ebaa7a3b884c158efd655044d0a7ed95bede7f0845002824733a070a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+CFyvRah20d9XG0j13qpajOyujYIQA+WgxYvurdpFtvEvbZAyBSlrZjV5bKqzbrUY0xaFQ77bPL/ISSEgRd/Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-21T02:26:53.438384Z","bundle_sha256":"0be51e41890f7c61221985fc8358bda3b28d973c12cd092a62eca92818090416"}}