{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:RTKFFQ3RNQ4XHSFS46MHYRTMWP","short_pith_number":"pith:RTKFFQ3R","canonical_record":{"source":{"id":"2212.00454","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-12-01T12:12:03Z","cross_cats_sorted":[],"title_canon_sha256":"c08326ee1cdfd2ed7e75e91a03092e309ecf00d418c0ad6def9198acdcbfaa4b","abstract_canon_sha256":"573241141be97d964032fe16b99abff9667540f99e45016536dde44821fd6c22"},"schema_version":"1.0"},"canonical_sha256":"8cd452c3716c3973c8b2e7987c466cb3e976a83b2e6041f53b751397173ec95a","source":{"kind":"arxiv","id":"2212.00454","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.00454","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"arxiv_version","alias_value":"2212.00454v1","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.00454","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"pith_short_12","alias_value":"RTKFFQ3RNQ4X","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"pith_short_16","alias_value":"RTKFFQ3RNQ4XHSFS","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"pith_short_8","alias_value":"RTKFFQ3R","created_at":"2026-07-05T07:07:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:RTKFFQ3RNQ4XHSFS46MHYRTMWP","target":"record","payload":{"canonical_record":{"source":{"id":"2212.00454","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-12-01T12:12:03Z","cross_cats_sorted":[],"title_canon_sha256":"c08326ee1cdfd2ed7e75e91a03092e309ecf00d418c0ad6def9198acdcbfaa4b","abstract_canon_sha256":"573241141be97d964032fe16b99abff9667540f99e45016536dde44821fd6c22"},"schema_version":"1.0"},"canonical_sha256":"8cd452c3716c3973c8b2e7987c466cb3e976a83b2e6041f53b751397173ec95a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:07:05.603530Z","signature_b64":"HXyO2T88yKvfa8OEML4smf95+ODTKW92wfFCd2H/7kyvoMim6A/qbZU4ZrMWuUXYLiygbBRX3eXlDWUUxf2LCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8cd452c3716c3973c8b2e7987c466cb3e976a83b2e6041f53b751397173ec95a","last_reissued_at":"2026-07-05T07:07:05.603055Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:07:05.603055Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.00454","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":"2026-07-05T07:07:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KUfBpx8fPDm5T2ZMqNYorr8MHAeKPerS29tFOnbN0ZRDCM3NCmTK7gesn7IuBlG2Ji8wNUlzDLcvpntam+67BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T12:38:17.162703Z"},"content_sha256":"8a3a7335c0a9c3ec3a684ee15fde079cbec34dfd1cc797723a38b2f9822767fb","schema_version":"1.0","event_id":"sha256:8a3a7335c0a9c3ec3a684ee15fde079cbec34dfd1cc797723a38b2f9822767fb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:RTKFFQ3RNQ4XHSFS46MHYRTMWP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct Imaging of Electron Orbitals with a Scanning Transmission Electron Microscope","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andrew R. Lupini, Dirk Englund, Jacob L. Swett, Jawaher Almutlaq, Ondrej Dyck, Stephen Jesse","submitted_at":"2022-12-01T12:12:03Z","abstract_excerpt":"Recent studies of secondary electron (SE) emission in scanning transmission electron microscopes suggest that material's properties such as electrical conductivity, connectivity, and work function can be probed with atomic scale resolution using a technique known as secondary electron e-beam-induced current (SEEBIC). Here, we apply the SEEBIC imaging technique to a stacked 2D heterostructure device to reveal the spatially resolved electron orbital ionization cross section of an encapsulated WSe2 layer. We find that the double Se lattice site shows higher emission than the W site, which is at o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.00454","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2212.00454/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T07:07:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y6EONjdu9AdT13MeKQ38xL9WwAcjirVrDDR3Xn22uishc5O8KiedqzISbDSnRhmzhsLral36ij7V65TiHEKPCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T12:38:17.163271Z"},"content_sha256":"ad7cd1820fe1dfcc259792fe49805f92f69a104c86a1190757385c1d26625111","schema_version":"1.0","event_id":"sha256:ad7cd1820fe1dfcc259792fe49805f92f69a104c86a1190757385c1d26625111"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RTKFFQ3RNQ4XHSFS46MHYRTMWP/bundle.json","state_url":"https://pith.science/pith/RTKFFQ3RNQ4XHSFS46MHYRTMWP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RTKFFQ3RNQ4XHSFS46MHYRTMWP/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":"2026-08-06T12:38:17Z","links":{"resolver":"https://pith.science/pith/RTKFFQ3RNQ4XHSFS46MHYRTMWP","bundle":"https://pith.science/pith/RTKFFQ3RNQ4XHSFS46MHYRTMWP/bundle.json","state":"https://pith.science/pith/RTKFFQ3RNQ4XHSFS46MHYRTMWP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RTKFFQ3RNQ4XHSFS46MHYRTMWP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:RTKFFQ3RNQ4XHSFS46MHYRTMWP","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":"573241141be97d964032fe16b99abff9667540f99e45016536dde44821fd6c22","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-12-01T12:12:03Z","title_canon_sha256":"c08326ee1cdfd2ed7e75e91a03092e309ecf00d418c0ad6def9198acdcbfaa4b"},"schema_version":"1.0","source":{"id":"2212.00454","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.00454","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"arxiv_version","alias_value":"2212.00454v1","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.00454","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"pith_short_12","alias_value":"RTKFFQ3RNQ4X","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"pith_short_16","alias_value":"RTKFFQ3RNQ4XHSFS","created_at":"2026-07-05T07:07:05Z"},{"alias_kind":"pith_short_8","alias_value":"RTKFFQ3R","created_at":"2026-07-05T07:07:05Z"}],"graph_snapshots":[{"event_id":"sha256:ad7cd1820fe1dfcc259792fe49805f92f69a104c86a1190757385c1d26625111","target":"graph","created_at":"2026-07-05T07:07:05Z","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/2212.00454/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent studies of secondary electron (SE) emission in scanning transmission electron microscopes suggest that material's properties such as electrical conductivity, connectivity, and work function can be probed with atomic scale resolution using a technique known as secondary electron e-beam-induced current (SEEBIC). Here, we apply the SEEBIC imaging technique to a stacked 2D heterostructure device to reveal the spatially resolved electron orbital ionization cross section of an encapsulated WSe2 layer. We find that the double Se lattice site shows higher emission than the W site, which is at o","authors_text":"Andrew R. Lupini, Dirk Englund, Jacob L. Swett, Jawaher Almutlaq, Ondrej Dyck, Stephen Jesse","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-12-01T12:12:03Z","title":"Direct Imaging of Electron Orbitals with a Scanning Transmission Electron Microscope"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.00454","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":"sha256:8a3a7335c0a9c3ec3a684ee15fde079cbec34dfd1cc797723a38b2f9822767fb","target":"record","created_at":"2026-07-05T07:07:05Z","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":"573241141be97d964032fe16b99abff9667540f99e45016536dde44821fd6c22","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-12-01T12:12:03Z","title_canon_sha256":"c08326ee1cdfd2ed7e75e91a03092e309ecf00d418c0ad6def9198acdcbfaa4b"},"schema_version":"1.0","source":{"id":"2212.00454","kind":"arxiv","version":1}},"canonical_sha256":"8cd452c3716c3973c8b2e7987c466cb3e976a83b2e6041f53b751397173ec95a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8cd452c3716c3973c8b2e7987c466cb3e976a83b2e6041f53b751397173ec95a","first_computed_at":"2026-07-05T07:07:05.603055Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:07:05.603055Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HXyO2T88yKvfa8OEML4smf95+ODTKW92wfFCd2H/7kyvoMim6A/qbZU4ZrMWuUXYLiygbBRX3eXlDWUUxf2LCA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:07:05.603530Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.00454","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8a3a7335c0a9c3ec3a684ee15fde079cbec34dfd1cc797723a38b2f9822767fb","sha256:ad7cd1820fe1dfcc259792fe49805f92f69a104c86a1190757385c1d26625111"],"state_sha256":"17d054e51ed66bb5bd3a9bed6bb61c6d3ef7ed8105b048a4a99e6242b044da40"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VBELLkvynISPKs+7Ifu1GNxEM5VJjSyqUmXvCXf9gramOhHwQQoMc79DrTv6JDbgCneHTwjpRAK08x6oi3xoAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T12:38:17.167445Z","bundle_sha256":"2d3544f684205df2e69952f0c9927f4d21527cbb8e7a70b24ee2114ab5e27477"}}