{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:TNZDPZJEARB2XY4KZLQONKEWCC","short_pith_number":"pith:TNZDPZJE","canonical_record":{"source":{"id":"1808.01185","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-08-03T13:38:40Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"baa7273f1946c5d4b2a3d1536ee15df4520a89786c05d74a4efb578c271e5733","abstract_canon_sha256":"2759a4cf6f61e517cf0bbe865ca9d6840da79ac7e0b77fb4eecaa84636bf0a83"},"schema_version":"1.0"},"canonical_sha256":"9b7237e5240443abe38acae0e6a89610b6df097cb0cb7176d08ab7fbda098cf3","source":{"kind":"arxiv","id":"1808.01185","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.01185","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"arxiv_version","alias_value":"1808.01185v1","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.01185","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"pith_short_12","alias_value":"TNZDPZJEARB2","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"TNZDPZJEARB2XY4K","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"TNZDPZJE","created_at":"2026-05-18T12:32:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:TNZDPZJEARB2XY4KZLQONKEWCC","target":"record","payload":{"canonical_record":{"source":{"id":"1808.01185","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-08-03T13:38:40Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"baa7273f1946c5d4b2a3d1536ee15df4520a89786c05d74a4efb578c271e5733","abstract_canon_sha256":"2759a4cf6f61e517cf0bbe865ca9d6840da79ac7e0b77fb4eecaa84636bf0a83"},"schema_version":"1.0"},"canonical_sha256":"9b7237e5240443abe38acae0e6a89610b6df097cb0cb7176d08ab7fbda098cf3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:53:42.239101Z","signature_b64":"1T2cxBysBSb8ZC/mgNvXFMOHuZbvTx2qnLW7KFzvx+VeXoRqZYBxPqUayyiocj3cey1gJy0ack1M81QZgHgAAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9b7237e5240443abe38acae0e6a89610b6df097cb0cb7176d08ab7fbda098cf3","last_reissued_at":"2026-05-17T23:53:42.238627Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:53:42.238627Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.01185","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":"2026-05-17T23:53:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WtUZhWZOIHISKx2jfJu+VxdnrhypHPTNL5GE7wQFU5qGCx7zjGoHitymjbDJq3N9OL4aXRU0PGAyosmCIYj3CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T00:26:25.880128Z"},"content_sha256":"1294fc2b386a169b8799b30a8e3766a65b3d70011960982e420a9670d29b4aaf","schema_version":"1.0","event_id":"sha256:1294fc2b386a169b8799b30a8e3766a65b3d70011960982e420a9670d29b4aaf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:TNZDPZJEARB2XY4KZLQONKEWCC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of Electron Irradiation on the Transport and Field Emission Properties of Few-Layer MoS2 Field Effect Transistors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.app-ph","authors_text":"Antonio Di Bartolomeo, Emanuele Enrico, Filippo Giubileo, Francesca Urban, Giampiero Amato, Giuseppe Luongo, Laura Iemmo, Lingfeng Sun, Maurizio Passacantando","submitted_at":"2018-08-03T13:38:40Z","abstract_excerpt":"Electrical characterization of few-layer MoS2 based field effect transistors with Ti/Au electrodes is performed in the vacuum chamber of a scanning electron microscope in order to study the effects of electron beam irradiation on the transport properties of the device. A negative threshold voltage shift and a carrier mobility enhancement is observed and explained in terms of positive charges trapped in the SiO2 gate oxide, during the irradiation. The transistor channel current is increased up to three order of magnitudes after the exposure to an irradiation dose of 100e-/nm2. Finally, a comple"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.01185","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":"2026-05-17T23:53:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cIQpoKLC2Kvts2UDUIJwKvCnuDBjBBlH8RdeWtNUeZNcqic3XVBEbWdtDZ264N3GkgbosiEn7wWxcq+bG9znCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T00:26:25.880788Z"},"content_sha256":"70c0499b8175be57a700a883871e1de126a73502a0919cb3c0bd2b01e66b3a13","schema_version":"1.0","event_id":"sha256:70c0499b8175be57a700a883871e1de126a73502a0919cb3c0bd2b01e66b3a13"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TNZDPZJEARB2XY4KZLQONKEWCC/bundle.json","state_url":"https://pith.science/pith/TNZDPZJEARB2XY4KZLQONKEWCC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TNZDPZJEARB2XY4KZLQONKEWCC/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":"2026-05-31T00:26:25Z","links":{"resolver":"https://pith.science/pith/TNZDPZJEARB2XY4KZLQONKEWCC","bundle":"https://pith.science/pith/TNZDPZJEARB2XY4KZLQONKEWCC/bundle.json","state":"https://pith.science/pith/TNZDPZJEARB2XY4KZLQONKEWCC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TNZDPZJEARB2XY4KZLQONKEWCC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:TNZDPZJEARB2XY4KZLQONKEWCC","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":"2759a4cf6f61e517cf0bbe865ca9d6840da79ac7e0b77fb4eecaa84636bf0a83","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-08-03T13:38:40Z","title_canon_sha256":"baa7273f1946c5d4b2a3d1536ee15df4520a89786c05d74a4efb578c271e5733"},"schema_version":"1.0","source":{"id":"1808.01185","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.01185","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"arxiv_version","alias_value":"1808.01185v1","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.01185","created_at":"2026-05-17T23:53:42Z"},{"alias_kind":"pith_short_12","alias_value":"TNZDPZJEARB2","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"TNZDPZJEARB2XY4K","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"TNZDPZJE","created_at":"2026-05-18T12:32:53Z"}],"graph_snapshots":[{"event_id":"sha256:70c0499b8175be57a700a883871e1de126a73502a0919cb3c0bd2b01e66b3a13","target":"graph","created_at":"2026-05-17T23:53:42Z","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":"Electrical characterization of few-layer MoS2 based field effect transistors with Ti/Au electrodes is performed in the vacuum chamber of a scanning electron microscope in order to study the effects of electron beam irradiation on the transport properties of the device. A negative threshold voltage shift and a carrier mobility enhancement is observed and explained in terms of positive charges trapped in the SiO2 gate oxide, during the irradiation. The transistor channel current is increased up to three order of magnitudes after the exposure to an irradiation dose of 100e-/nm2. Finally, a comple","authors_text":"Antonio Di Bartolomeo, Emanuele Enrico, Filippo Giubileo, Francesca Urban, Giampiero Amato, Giuseppe Luongo, Laura Iemmo, Lingfeng Sun, Maurizio Passacantando","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-08-03T13:38:40Z","title":"Effect of Electron Irradiation on the Transport and Field Emission Properties of Few-Layer MoS2 Field Effect Transistors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.01185","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":"sha256:1294fc2b386a169b8799b30a8e3766a65b3d70011960982e420a9670d29b4aaf","target":"record","created_at":"2026-05-17T23:53:42Z","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":"2759a4cf6f61e517cf0bbe865ca9d6840da79ac7e0b77fb4eecaa84636bf0a83","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-08-03T13:38:40Z","title_canon_sha256":"baa7273f1946c5d4b2a3d1536ee15df4520a89786c05d74a4efb578c271e5733"},"schema_version":"1.0","source":{"id":"1808.01185","kind":"arxiv","version":1}},"canonical_sha256":"9b7237e5240443abe38acae0e6a89610b6df097cb0cb7176d08ab7fbda098cf3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9b7237e5240443abe38acae0e6a89610b6df097cb0cb7176d08ab7fbda098cf3","first_computed_at":"2026-05-17T23:53:42.238627Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:53:42.238627Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1T2cxBysBSb8ZC/mgNvXFMOHuZbvTx2qnLW7KFzvx+VeXoRqZYBxPqUayyiocj3cey1gJy0ack1M81QZgHgAAQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:53:42.239101Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.01185","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1294fc2b386a169b8799b30a8e3766a65b3d70011960982e420a9670d29b4aaf","sha256:70c0499b8175be57a700a883871e1de126a73502a0919cb3c0bd2b01e66b3a13"],"state_sha256":"7507442fe0aaa25196bfec81fd25628a7907b8885cbb53ce8299b5367cb2db41"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fa2r4j46OsTwfSUMomyPP/ITEXq213B4R5+7hQqT92p4whewuTv/n4IaYcyUixK2RqMaQrwekaXXYTuZBF/kDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T00:26:25.884110Z","bundle_sha256":"ee5861e7c142cf4cdc019da3310470e65fd4e4ee810ef905c714c2a652c5c057"}}