{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:KJNEUBFLECW256DTJ57HGSA7GN","short_pith_number":"pith:KJNEUBFL","canonical_record":{"source":{"id":"2101.10525","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-01-26T02:41:59Z","cross_cats_sorted":[],"title_canon_sha256":"25d83c9a3cc694651c79004d5d69e8663c3ac9a2c2dc77e7441b5fb7dcbf01a9","abstract_canon_sha256":"2ddd290ffc3b770e26b98413801f70cb91e231acc73e38b74397ddf9789de72a"},"schema_version":"1.0"},"canonical_sha256":"525a4a04ab20adaef8734f7e73481f334a7f97795cb1b87e47efe83e7f7b7e71","source":{"kind":"arxiv","id":"2101.10525","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2101.10525","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"arxiv_version","alias_value":"2101.10525v1","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.10525","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"pith_short_12","alias_value":"KJNEUBFLECW2","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"pith_short_16","alias_value":"KJNEUBFLECW256DT","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"pith_short_8","alias_value":"KJNEUBFL","created_at":"2026-07-05T02:09:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:KJNEUBFLECW256DTJ57HGSA7GN","target":"record","payload":{"canonical_record":{"source":{"id":"2101.10525","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-01-26T02:41:59Z","cross_cats_sorted":[],"title_canon_sha256":"25d83c9a3cc694651c79004d5d69e8663c3ac9a2c2dc77e7441b5fb7dcbf01a9","abstract_canon_sha256":"2ddd290ffc3b770e26b98413801f70cb91e231acc73e38b74397ddf9789de72a"},"schema_version":"1.0"},"canonical_sha256":"525a4a04ab20adaef8734f7e73481f334a7f97795cb1b87e47efe83e7f7b7e71","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:09:59.469044Z","signature_b64":"wVFafOIzWVF0Ssde/omW+5KZnKQYRdDvTdPxbTPkGeqaY13U1A/vAxO/pRD75TaBrOxxh6HONYN3q5vPUAPaDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"525a4a04ab20adaef8734f7e73481f334a7f97795cb1b87e47efe83e7f7b7e71","last_reissued_at":"2026-07-05T02:09:59.468605Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:09:59.468605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2101.10525","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":"2026-07-05T02:09:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9D1CZP3sQlFsiJ7inekhFJLwY+n97E8rLqgDNK6QaYG3TXGMT6geZ7dQlK+X8rz/aGydYFV/RIMkkP4YxxVGCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:56:54.098633Z"},"content_sha256":"5f24a0366b743c400195353128f4d3a0c1fb8816c5eb9ff0365f960c1114c657","schema_version":"1.0","event_id":"sha256:5f24a0366b743c400195353128f4d3a0c1fb8816c5eb9ff0365f960c1114c657"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:KJNEUBFLECW256DTJ57HGSA7GN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evidence of shallow bandgap in ultra-thin 1T'-MoTe2 via infrared spectroscopy","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Eilho Jung, Jin Cheol Park, Jungseek Hwang, Sangyun Lee, Young Hee Lee","submitted_at":"2021-01-26T02:41:59Z","abstract_excerpt":"Although van der Waals (vdW) layered MoS2 shows the phase transformation from the semiconducting 2H-phase to the metallic 1T-phase through chemical lithium intercalation, vdW MoTe2 is thermodynamically reversible between the 2H- and 1T'-phases, and can be further transformed by energetics, laser irradiation, strain or pressure, and electrical doping. Here, thickness- and temperature-dependent optical properties of 1T'-MoTe2 thin films grown by chemical vapor depsition are investigated via Fourier-transformed infrared spectroscopy. An optical gap of 28 +/- 2 meV in a 3-layer (or 2 nm) thick 1T'"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.10525","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/2101.10525/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":"2026-07-05T02:09:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4ZXbEd0EHIWCFsIpNxdHH+V7HbuyeSITT+fLoTE2i5uwpE1uwK5K8LlP7lxWPe4nePMHTi+cPMQSLkg+C31pBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:56:54.099277Z"},"content_sha256":"affa9ba47af3ac0d3a4177ad00c34c1b6902a8754c3f77f59c4b11c29fd3f561","schema_version":"1.0","event_id":"sha256:affa9ba47af3ac0d3a4177ad00c34c1b6902a8754c3f77f59c4b11c29fd3f561"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KJNEUBFLECW256DTJ57HGSA7GN/bundle.json","state_url":"https://pith.science/pith/KJNEUBFLECW256DTJ57HGSA7GN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KJNEUBFLECW256DTJ57HGSA7GN/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":"2026-07-07T07:56:54Z","links":{"resolver":"https://pith.science/pith/KJNEUBFLECW256DTJ57HGSA7GN","bundle":"https://pith.science/pith/KJNEUBFLECW256DTJ57HGSA7GN/bundle.json","state":"https://pith.science/pith/KJNEUBFLECW256DTJ57HGSA7GN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KJNEUBFLECW256DTJ57HGSA7GN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:KJNEUBFLECW256DTJ57HGSA7GN","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":"2ddd290ffc3b770e26b98413801f70cb91e231acc73e38b74397ddf9789de72a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-01-26T02:41:59Z","title_canon_sha256":"25d83c9a3cc694651c79004d5d69e8663c3ac9a2c2dc77e7441b5fb7dcbf01a9"},"schema_version":"1.0","source":{"id":"2101.10525","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2101.10525","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"arxiv_version","alias_value":"2101.10525v1","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.10525","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"pith_short_12","alias_value":"KJNEUBFLECW2","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"pith_short_16","alias_value":"KJNEUBFLECW256DT","created_at":"2026-07-05T02:09:59Z"},{"alias_kind":"pith_short_8","alias_value":"KJNEUBFL","created_at":"2026-07-05T02:09:59Z"}],"graph_snapshots":[{"event_id":"sha256:affa9ba47af3ac0d3a4177ad00c34c1b6902a8754c3f77f59c4b11c29fd3f561","target":"graph","created_at":"2026-07-05T02:09:59Z","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/2101.10525/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Although van der Waals (vdW) layered MoS2 shows the phase transformation from the semiconducting 2H-phase to the metallic 1T-phase through chemical lithium intercalation, vdW MoTe2 is thermodynamically reversible between the 2H- and 1T'-phases, and can be further transformed by energetics, laser irradiation, strain or pressure, and electrical doping. Here, thickness- and temperature-dependent optical properties of 1T'-MoTe2 thin films grown by chemical vapor depsition are investigated via Fourier-transformed infrared spectroscopy. An optical gap of 28 +/- 2 meV in a 3-layer (or 2 nm) thick 1T'","authors_text":"Eilho Jung, Jin Cheol Park, Jungseek Hwang, Sangyun Lee, Young Hee Lee","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-01-26T02:41:59Z","title":"Evidence of shallow bandgap in ultra-thin 1T'-MoTe2 via infrared spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.10525","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":"sha256:5f24a0366b743c400195353128f4d3a0c1fb8816c5eb9ff0365f960c1114c657","target":"record","created_at":"2026-07-05T02:09:59Z","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":"2ddd290ffc3b770e26b98413801f70cb91e231acc73e38b74397ddf9789de72a","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-01-26T02:41:59Z","title_canon_sha256":"25d83c9a3cc694651c79004d5d69e8663c3ac9a2c2dc77e7441b5fb7dcbf01a9"},"schema_version":"1.0","source":{"id":"2101.10525","kind":"arxiv","version":1}},"canonical_sha256":"525a4a04ab20adaef8734f7e73481f334a7f97795cb1b87e47efe83e7f7b7e71","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"525a4a04ab20adaef8734f7e73481f334a7f97795cb1b87e47efe83e7f7b7e71","first_computed_at":"2026-07-05T02:09:59.468605Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:09:59.468605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wVFafOIzWVF0Ssde/omW+5KZnKQYRdDvTdPxbTPkGeqaY13U1A/vAxO/pRD75TaBrOxxh6HONYN3q5vPUAPaDA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:09:59.469044Z","signed_message":"canonical_sha256_bytes"},"source_id":"2101.10525","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5f24a0366b743c400195353128f4d3a0c1fb8816c5eb9ff0365f960c1114c657","sha256:affa9ba47af3ac0d3a4177ad00c34c1b6902a8754c3f77f59c4b11c29fd3f561"],"state_sha256":"175f979bcbb0727e6ccf2b3b8bb65ff2570009c157c360a9a66c6ea661759f37"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qc02U4fF+LHqIZpR/eh2W5SUf35szt4ma6KL/EdRjoyW9lTitjDzxBvvpnaoH6mb0jqymj2R4vzssY0sLxOKAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T07:56:54.102490Z","bundle_sha256":"17e702106020b66473ef79b321751b013ef50bf5d27bf1399dea93c768c814a0"}}