{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:KOQVIW6QLCEU7SUVLOW4QGE7AU","short_pith_number":"pith:KOQVIW6Q","canonical_record":{"source":{"id":"2608.05937","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2026-08-06T12:05:51Z","cross_cats_sorted":[],"title_canon_sha256":"87538cf2b878fa79c2fd3df363b0c1aca0c60637ef5a9b5706fc556a790125c2","abstract_canon_sha256":"116c2b84c75827ad4dbbee6a6321e723dec280f9e357336d18fa90466535ed1e"},"schema_version":"1.0"},"canonical_sha256":"53a1545bd058894fca955badc8189f0539ad2e98c990ef475662926a61544e71","source":{"kind":"arxiv","id":"2608.05937","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.05937","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"arxiv_version","alias_value":"2608.05937v1","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.05937","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"pith_short_12","alias_value":"KOQVIW6QLCEU","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"pith_short_16","alias_value":"KOQVIW6QLCEU7SUV","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"pith_short_8","alias_value":"KOQVIW6Q","created_at":"2026-08-07T00:53:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:KOQVIW6QLCEU7SUVLOW4QGE7AU","target":"record","payload":{"canonical_record":{"source":{"id":"2608.05937","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2026-08-06T12:05:51Z","cross_cats_sorted":[],"title_canon_sha256":"87538cf2b878fa79c2fd3df363b0c1aca0c60637ef5a9b5706fc556a790125c2","abstract_canon_sha256":"116c2b84c75827ad4dbbee6a6321e723dec280f9e357336d18fa90466535ed1e"},"schema_version":"1.0"},"canonical_sha256":"53a1545bd058894fca955badc8189f0539ad2e98c990ef475662926a61544e71","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-07T00:53:41.365574Z","signature_b64":"/FLeGgfqZW7D23UXh0KCxTcYvG643ozEK9qyEkFmDHbVT10OE0fe1MvQwZozSUgRJS4hXV4rOJzbDnVHM+G/Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53a1545bd058894fca955badc8189f0539ad2e98c990ef475662926a61544e71","last_reissued_at":"2026-08-07T00:53:41.363655Z","signature_status":"signed_v1","first_computed_at":"2026-08-07T00:53:41.363655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.05937","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":"2026-08-07T00:53:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QBOkyy3V0d123CwsjUnFpNUGaMMa4DesZ236yESsst034wNGN6XJAC7v89Q3V3AUzEqO29DRPOvBqqruQa+PCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T14:12:50.865190Z"},"content_sha256":"b2139f056c251bc7c717d92c9d951d715077d353aa31105f2bda145e70b6b10a","schema_version":"1.0","event_id":"sha256:b2139f056c251bc7c717d92c9d951d715077d353aa31105f2bda145e70b6b10a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:KOQVIW6QLCEU7SUVLOW4QGE7AU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Polarization-Conditioned Fourier-enhanced DeepONet for Electric Field Reconstruction from EFISH Measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Anbang Sun, Edwin Setiadi Sugeng, Tat Loon Chng, Yaqi Zhang, Zhijian Yang","submitted_at":"2026-08-06T12:05:51Z","abstract_excerpt":"Electric-field-induced second-harmonic generation (EFISH) is an established laser diagnostic for quantifying electric fields in plasmas, yet ensuring field accuracy remains challenging given the coherent, path-integrated nature of the signal. We address this via machine learning, developing a Polarization-Conditioned Fourier-enhanced Deep Operator Network (PC-FDON) -- a unified operator-learning model that reconstructs field profiles from EFISH measurements across both polarizations and various optical parameters. Its architecture incorporates three advances: (i) a Fourier-enhanced branch prov"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.05937","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/2608.05937/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":"2026-08-07T00:53:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eF52KmhFEtuO6YdiaapnEpOv9utqhjNrZil8k0mRkWyeHavaTjcs5rCxlrDd00EjysteSQF9OaIAXCXGeIurBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T14:12:50.865703Z"},"content_sha256":"3add3e302ba6619d9a7aae71dec2423cd58aca1cfcb95a02f2492ce43c3fcdb6","schema_version":"1.0","event_id":"sha256:3add3e302ba6619d9a7aae71dec2423cd58aca1cfcb95a02f2492ce43c3fcdb6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KOQVIW6QLCEU7SUVLOW4QGE7AU/bundle.json","state_url":"https://pith.science/pith/KOQVIW6QLCEU7SUVLOW4QGE7AU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KOQVIW6QLCEU7SUVLOW4QGE7AU/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":"2026-08-09T14:12:50Z","links":{"resolver":"https://pith.science/pith/KOQVIW6QLCEU7SUVLOW4QGE7AU","bundle":"https://pith.science/pith/KOQVIW6QLCEU7SUVLOW4QGE7AU/bundle.json","state":"https://pith.science/pith/KOQVIW6QLCEU7SUVLOW4QGE7AU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KOQVIW6QLCEU7SUVLOW4QGE7AU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KOQVIW6QLCEU7SUVLOW4QGE7AU","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":"116c2b84c75827ad4dbbee6a6321e723dec280f9e357336d18fa90466535ed1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2026-08-06T12:05:51Z","title_canon_sha256":"87538cf2b878fa79c2fd3df363b0c1aca0c60637ef5a9b5706fc556a790125c2"},"schema_version":"1.0","source":{"id":"2608.05937","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.05937","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"arxiv_version","alias_value":"2608.05937v1","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.05937","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"pith_short_12","alias_value":"KOQVIW6QLCEU","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"pith_short_16","alias_value":"KOQVIW6QLCEU7SUV","created_at":"2026-08-07T00:53:41Z"},{"alias_kind":"pith_short_8","alias_value":"KOQVIW6Q","created_at":"2026-08-07T00:53:41Z"}],"graph_snapshots":[{"event_id":"sha256:3add3e302ba6619d9a7aae71dec2423cd58aca1cfcb95a02f2492ce43c3fcdb6","target":"graph","created_at":"2026-08-07T00:53:41Z","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/2608.05937/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Electric-field-induced second-harmonic generation (EFISH) is an established laser diagnostic for quantifying electric fields in plasmas, yet ensuring field accuracy remains challenging given the coherent, path-integrated nature of the signal. We address this via machine learning, developing a Polarization-Conditioned Fourier-enhanced Deep Operator Network (PC-FDON) -- a unified operator-learning model that reconstructs field profiles from EFISH measurements across both polarizations and various optical parameters. Its architecture incorporates three advances: (i) a Fourier-enhanced branch prov","authors_text":"Anbang Sun, Edwin Setiadi Sugeng, Tat Loon Chng, Yaqi Zhang, Zhijian Yang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2026-08-06T12:05:51Z","title":"Polarization-Conditioned Fourier-enhanced DeepONet for Electric Field Reconstruction from EFISH Measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.05937","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:b2139f056c251bc7c717d92c9d951d715077d353aa31105f2bda145e70b6b10a","target":"record","created_at":"2026-08-07T00:53:41Z","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":"116c2b84c75827ad4dbbee6a6321e723dec280f9e357336d18fa90466535ed1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2026-08-06T12:05:51Z","title_canon_sha256":"87538cf2b878fa79c2fd3df363b0c1aca0c60637ef5a9b5706fc556a790125c2"},"schema_version":"1.0","source":{"id":"2608.05937","kind":"arxiv","version":1}},"canonical_sha256":"53a1545bd058894fca955badc8189f0539ad2e98c990ef475662926a61544e71","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53a1545bd058894fca955badc8189f0539ad2e98c990ef475662926a61544e71","first_computed_at":"2026-08-07T00:53:41.363655Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-07T00:53:41.363655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/FLeGgfqZW7D23UXh0KCxTcYvG643ozEK9qyEkFmDHbVT10OE0fe1MvQwZozSUgRJS4hXV4rOJzbDnVHM+G/Bw==","signature_status":"signed_v1","signed_at":"2026-08-07T00:53:41.365574Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.05937","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b2139f056c251bc7c717d92c9d951d715077d353aa31105f2bda145e70b6b10a","sha256:3add3e302ba6619d9a7aae71dec2423cd58aca1cfcb95a02f2492ce43c3fcdb6"],"state_sha256":"c08306f516f21919febdd5d8b09da264f0a4363d6fbacf81e80565f3bf63e3dc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1wOKMomNGrcPYqbmwOP1O97gmzUDAtwR0UpNXAbWaEIH8iPt/l7A+HVCc8/e1DPdKZ1czcaFCvpgmICKedMuAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T14:12:50.869574Z","bundle_sha256":"4be67a99affaf747fa6f5f0a2b074eaf5f87759eb28b3ae8c3a3f410e9194941"}}