{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:RLDDVULE7MF7Y6KWXEEJFIWFE6","short_pith_number":"pith:RLDDVULE","canonical_record":{"source":{"id":"2505.15523","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-05-21T13:49:03Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"8217abe17dc2c6c9510077e94db3dff072dc5aa7aab92a441697af36b118bea9","abstract_canon_sha256":"c84802084b2b3fd7a7c689104745ff546174a141eff56bc06f4a77fa1fcb89a4"},"schema_version":"1.0"},"canonical_sha256":"8ac63ad164fb0bfc7956b90892a2c52785852668b5eb16fbe8b1c90d41275868","source":{"kind":"arxiv","id":"2505.15523","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.15523","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"arxiv_version","alias_value":"2505.15523v1","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.15523","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"pith_short_12","alias_value":"RLDDVULE7MF7","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"pith_short_16","alias_value":"RLDDVULE7MF7Y6KW","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"pith_short_8","alias_value":"RLDDVULE","created_at":"2026-07-05T11:06:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:RLDDVULE7MF7Y6KWXEEJFIWFE6","target":"record","payload":{"canonical_record":{"source":{"id":"2505.15523","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-05-21T13:49:03Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"8217abe17dc2c6c9510077e94db3dff072dc5aa7aab92a441697af36b118bea9","abstract_canon_sha256":"c84802084b2b3fd7a7c689104745ff546174a141eff56bc06f4a77fa1fcb89a4"},"schema_version":"1.0"},"canonical_sha256":"8ac63ad164fb0bfc7956b90892a2c52785852668b5eb16fbe8b1c90d41275868","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:06:56.831997Z","signature_b64":"C1X0lZDbK4XxF2V/IQr/uba0u9iB/WQFxLfMGb1UiJoB/H8h4HX/XExwgP3BrEIFJwO6YLeIUihSDbvAxEWwBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ac63ad164fb0bfc7956b90892a2c52785852668b5eb16fbe8b1c90d41275868","last_reissued_at":"2026-07-05T11:06:56.831438Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:06:56.831438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.15523","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":"2026-07-05T11:06:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jxPJDIyVsZYnRjaOO6h+6zd3Kdk6iVOCwLk7R+Cw/j52sfCDLzJ7DF7gIsG+Pbnb9dI8Sw1jw26S5lsw1I8pBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:47:13.229138Z"},"content_sha256":"3a79d8a70ba4bfa00530996ea5aa2e493433217d3f50ffabcd52d715869370ac","schema_version":"1.0","event_id":"sha256:3a79d8a70ba4bfa00530996ea5aa2e493433217d3f50ffabcd52d715869370ac"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:RLDDVULE7MF7Y6KWXEEJFIWFE6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exciton-defect interaction and optical properties from a first-principles T-matrix approach","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Diana Y. Qiu, Felipe H. da Jornada, Jonah B. Haber, Mit H. Naik, Yang-hao Chan","submitted_at":"2025-05-21T13:49:03Z","abstract_excerpt":"Understanding exciton-defect interactions is critical for optimizing optoelectronic and quantum information applications in many materials. However, ab initio simulations of material properties with defects are often limited to high defect density. Here, we study effects of exciton-defect interactions on optical absorption and photoluminescence spectra in monolayer MoS2 using a first-principles T-matrix approach. We demonstrate that exciton-defect bound states can be captured by the disorder-averaged Green's function with the T-matrix approximation and further analyze their optical properties."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.15523","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/2505.15523/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":"2026-07-05T11:06:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PJ9eXlFtGLjSUtkI1UEboGyvSAPrpbp9SaFfVgPbit4GgfLm6Z/TEnXWbmQWuT2yymI6Yj8mwPTF3oyo1jHLAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:47:13.229657Z"},"content_sha256":"1199bb760e16b1d178f20af420411849d8e022d71df0bf381e3dc813a827fbfe","schema_version":"1.0","event_id":"sha256:1199bb760e16b1d178f20af420411849d8e022d71df0bf381e3dc813a827fbfe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RLDDVULE7MF7Y6KWXEEJFIWFE6/bundle.json","state_url":"https://pith.science/pith/RLDDVULE7MF7Y6KWXEEJFIWFE6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RLDDVULE7MF7Y6KWXEEJFIWFE6/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":"2026-08-03T18:47:13Z","links":{"resolver":"https://pith.science/pith/RLDDVULE7MF7Y6KWXEEJFIWFE6","bundle":"https://pith.science/pith/RLDDVULE7MF7Y6KWXEEJFIWFE6/bundle.json","state":"https://pith.science/pith/RLDDVULE7MF7Y6KWXEEJFIWFE6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RLDDVULE7MF7Y6KWXEEJFIWFE6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:RLDDVULE7MF7Y6KWXEEJFIWFE6","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":"c84802084b2b3fd7a7c689104745ff546174a141eff56bc06f4a77fa1fcb89a4","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-05-21T13:49:03Z","title_canon_sha256":"8217abe17dc2c6c9510077e94db3dff072dc5aa7aab92a441697af36b118bea9"},"schema_version":"1.0","source":{"id":"2505.15523","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.15523","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"arxiv_version","alias_value":"2505.15523v1","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.15523","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"pith_short_12","alias_value":"RLDDVULE7MF7","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"pith_short_16","alias_value":"RLDDVULE7MF7Y6KW","created_at":"2026-07-05T11:06:56Z"},{"alias_kind":"pith_short_8","alias_value":"RLDDVULE","created_at":"2026-07-05T11:06:56Z"}],"graph_snapshots":[{"event_id":"sha256:1199bb760e16b1d178f20af420411849d8e022d71df0bf381e3dc813a827fbfe","target":"graph","created_at":"2026-07-05T11:06:56Z","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/2505.15523/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Understanding exciton-defect interactions is critical for optimizing optoelectronic and quantum information applications in many materials. However, ab initio simulations of material properties with defects are often limited to high defect density. Here, we study effects of exciton-defect interactions on optical absorption and photoluminescence spectra in monolayer MoS2 using a first-principles T-matrix approach. We demonstrate that exciton-defect bound states can be captured by the disorder-averaged Green's function with the T-matrix approximation and further analyze their optical properties.","authors_text":"Diana Y. Qiu, Felipe H. da Jornada, Jonah B. Haber, Mit H. Naik, Yang-hao Chan","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-05-21T13:49:03Z","title":"Exciton-defect interaction and optical properties from a first-principles T-matrix approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.15523","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":"sha256:3a79d8a70ba4bfa00530996ea5aa2e493433217d3f50ffabcd52d715869370ac","target":"record","created_at":"2026-07-05T11:06:56Z","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":"c84802084b2b3fd7a7c689104745ff546174a141eff56bc06f4a77fa1fcb89a4","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-05-21T13:49:03Z","title_canon_sha256":"8217abe17dc2c6c9510077e94db3dff072dc5aa7aab92a441697af36b118bea9"},"schema_version":"1.0","source":{"id":"2505.15523","kind":"arxiv","version":1}},"canonical_sha256":"8ac63ad164fb0bfc7956b90892a2c52785852668b5eb16fbe8b1c90d41275868","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8ac63ad164fb0bfc7956b90892a2c52785852668b5eb16fbe8b1c90d41275868","first_computed_at":"2026-07-05T11:06:56.831438Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:06:56.831438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"C1X0lZDbK4XxF2V/IQr/uba0u9iB/WQFxLfMGb1UiJoB/H8h4HX/XExwgP3BrEIFJwO6YLeIUihSDbvAxEWwBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:06:56.831997Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.15523","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3a79d8a70ba4bfa00530996ea5aa2e493433217d3f50ffabcd52d715869370ac","sha256:1199bb760e16b1d178f20af420411849d8e022d71df0bf381e3dc813a827fbfe"],"state_sha256":"ef6c1a4312e8f2384c6685f4001c8fe370e43f3a50102836aff0d71bdb50d8cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qyzYd5xFXUKdcQv13VzRlFVaNhONMmbvQM6bafKyXig2JS3ZLsV5QioJm9qKMM6KfBKxBGiB3KcSAq5AoUGsAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T18:47:13.232986Z","bundle_sha256":"4e4036ee24173c678ba2b4b527065ddefc675504f888587f7720392ece34ac62"}}