{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:HIGR3RU6LFY2FQ3JVNKDBDOWEV","short_pith_number":"pith:HIGR3RU6","canonical_record":{"source":{"id":"2202.08551","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-17T09:51:56Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"27e0df01e305a4e72ff3c527844e4d4533560dae11fdf28655b912c81d4e0738","abstract_canon_sha256":"4f75237479e624cb1566e933a996452f96263bef2234989c4106420437377a78"},"schema_version":"1.0"},"canonical_sha256":"3a0d1dc69e5971a2c369ab54308dd62543de484a06ab4e1cb7b3460b80b1aff2","source":{"kind":"arxiv","id":"2202.08551","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.08551","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"arxiv_version","alias_value":"2202.08551v2","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.08551","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"pith_short_12","alias_value":"HIGR3RU6LFY2","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"pith_short_16","alias_value":"HIGR3RU6LFY2FQ3J","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"pith_short_8","alias_value":"HIGR3RU6","created_at":"2026-07-05T04:10:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:HIGR3RU6LFY2FQ3JVNKDBDOWEV","target":"record","payload":{"canonical_record":{"source":{"id":"2202.08551","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-17T09:51:56Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"27e0df01e305a4e72ff3c527844e4d4533560dae11fdf28655b912c81d4e0738","abstract_canon_sha256":"4f75237479e624cb1566e933a996452f96263bef2234989c4106420437377a78"},"schema_version":"1.0"},"canonical_sha256":"3a0d1dc69e5971a2c369ab54308dd62543de484a06ab4e1cb7b3460b80b1aff2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:10:25.772764Z","signature_b64":"rribKCsdVXPAR9oFbshMkpvwcsfSYVHjIC+zkddm7AGfBwOb5NM9zT+meJeFPOsWtz6d4YlLsOh1xN/uz2n+Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3a0d1dc69e5971a2c369ab54308dd62543de484a06ab4e1cb7b3460b80b1aff2","last_reissued_at":"2026-07-05T04:10:25.772300Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:10:25.772300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2202.08551","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:10:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hdX5X0zw7lJEXMgyS9aY2F33p8wrKotDoh2R7cV5NiDTEOgWrhOr4gpnjsfuupdiUwE4lf1aX6M9X9X9ApWEAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T12:09:22.005010Z"},"content_sha256":"59ef1548c9d8530c3b94709266ac37a72ff3d2a8a8de48565d598501878487df","schema_version":"1.0","event_id":"sha256:59ef1548c9d8530c3b94709266ac37a72ff3d2a8a8de48565d598501878487df"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:HIGR3RU6LFY2FQ3JVNKDBDOWEV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strong substrate strain effects in multilayered WS2 revealed by high-pressure optical measurements","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Filip Dyba{\\l}a, Jan Kopaczek, Jaroslav Fabian, Paulo E. Faria Junior, Pawe{\\l} Scharoch, Robert Kudrawiec, Robert Oliva, Tomasz Wo\\'zniak","submitted_at":"2022-02-17T09:51:56Z","abstract_excerpt":"The optical properties of two-dimensional materials can be effectively tuned by strain induced from a deformable substrate. In the present work we combine first-principles calculations based on density functional theory and the effective Bethe-Salpeter equation with high-pressure optical measurements in order to thoroughly describe the effect of strain and dielectric environment onto the electronic band structure and optical properties of a few-layered transition metal dichalcogenide. Our results show that WS2 remains fully adhered to the substrate at least up to a -0.6% in-plane compressive s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.08551","kind":"arxiv","version":2},"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/2202.08551/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":"2026-07-05T04:10:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tLVBl4rVrPOadk8HUkwX6gPWZzcJ2vbAKmDN32LnY0Me6/AThEW7D7nkD3xhbUIdPN0liBagvMXSuhg7zWO2Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T12:09:22.005769Z"},"content_sha256":"f747e461927bc43a8d04710ae1f05c6cdda755dd1baf57eda090bb369ea15758","schema_version":"1.0","event_id":"sha256:f747e461927bc43a8d04710ae1f05c6cdda755dd1baf57eda090bb369ea15758"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HIGR3RU6LFY2FQ3JVNKDBDOWEV/bundle.json","state_url":"https://pith.science/pith/HIGR3RU6LFY2FQ3JVNKDBDOWEV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HIGR3RU6LFY2FQ3JVNKDBDOWEV/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":"2026-08-13T12:09:22Z","links":{"resolver":"https://pith.science/pith/HIGR3RU6LFY2FQ3JVNKDBDOWEV","bundle":"https://pith.science/pith/HIGR3RU6LFY2FQ3JVNKDBDOWEV/bundle.json","state":"https://pith.science/pith/HIGR3RU6LFY2FQ3JVNKDBDOWEV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HIGR3RU6LFY2FQ3JVNKDBDOWEV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:HIGR3RU6LFY2FQ3JVNKDBDOWEV","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":"4f75237479e624cb1566e933a996452f96263bef2234989c4106420437377a78","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-17T09:51:56Z","title_canon_sha256":"27e0df01e305a4e72ff3c527844e4d4533560dae11fdf28655b912c81d4e0738"},"schema_version":"1.0","source":{"id":"2202.08551","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.08551","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"arxiv_version","alias_value":"2202.08551v2","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.08551","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"pith_short_12","alias_value":"HIGR3RU6LFY2","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"pith_short_16","alias_value":"HIGR3RU6LFY2FQ3J","created_at":"2026-07-05T04:10:25Z"},{"alias_kind":"pith_short_8","alias_value":"HIGR3RU6","created_at":"2026-07-05T04:10:25Z"}],"graph_snapshots":[{"event_id":"sha256:f747e461927bc43a8d04710ae1f05c6cdda755dd1baf57eda090bb369ea15758","target":"graph","created_at":"2026-07-05T04:10:25Z","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/2202.08551/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The optical properties of two-dimensional materials can be effectively tuned by strain induced from a deformable substrate. In the present work we combine first-principles calculations based on density functional theory and the effective Bethe-Salpeter equation with high-pressure optical measurements in order to thoroughly describe the effect of strain and dielectric environment onto the electronic band structure and optical properties of a few-layered transition metal dichalcogenide. Our results show that WS2 remains fully adhered to the substrate at least up to a -0.6% in-plane compressive s","authors_text":"Filip Dyba{\\l}a, Jan Kopaczek, Jaroslav Fabian, Paulo E. Faria Junior, Pawe{\\l} Scharoch, Robert Kudrawiec, Robert Oliva, Tomasz Wo\\'zniak","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-17T09:51:56Z","title":"Strong substrate strain effects in multilayered WS2 revealed by high-pressure optical measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.08551","kind":"arxiv","version":2},"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":"sha256:59ef1548c9d8530c3b94709266ac37a72ff3d2a8a8de48565d598501878487df","target":"record","created_at":"2026-07-05T04:10:25Z","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":"4f75237479e624cb1566e933a996452f96263bef2234989c4106420437377a78","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-17T09:51:56Z","title_canon_sha256":"27e0df01e305a4e72ff3c527844e4d4533560dae11fdf28655b912c81d4e0738"},"schema_version":"1.0","source":{"id":"2202.08551","kind":"arxiv","version":2}},"canonical_sha256":"3a0d1dc69e5971a2c369ab54308dd62543de484a06ab4e1cb7b3460b80b1aff2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3a0d1dc69e5971a2c369ab54308dd62543de484a06ab4e1cb7b3460b80b1aff2","first_computed_at":"2026-07-05T04:10:25.772300Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:10:25.772300Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rribKCsdVXPAR9oFbshMkpvwcsfSYVHjIC+zkddm7AGfBwOb5NM9zT+meJeFPOsWtz6d4YlLsOh1xN/uz2n+Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:10:25.772764Z","signed_message":"canonical_sha256_bytes"},"source_id":"2202.08551","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:59ef1548c9d8530c3b94709266ac37a72ff3d2a8a8de48565d598501878487df","sha256:f747e461927bc43a8d04710ae1f05c6cdda755dd1baf57eda090bb369ea15758"],"state_sha256":"4c79eaefabf723375913883b7a6418f3c0c2a106224e877a552cb69ed6210930"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HTjoilYBDhXm0gDJ0fA3rbSrecHMoSk+FyJJXvXH7tusv8jXbM+jpmXQ+CRYTUTi7W9yiTdWfuv4hOqZS21uBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T12:09:22.009928Z","bundle_sha256":"c33a0dd91f28a790648ef0cdb264736b915ea3cf1912450495ba22a7734aac67"}}