{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:FWUXVQAZXEXILUJEDJBO2WS7TP","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":"dd090769f7374ddc8c51e473ea3f22c5ad20b468be7b015b6068566bb1aeea3c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-17T17:52:41Z","title_canon_sha256":"5f659e05c14fb3ba6a517eb41ce7d5263c5a8dfa23768c0feb502bec161f08e0"},"schema_version":"1.0","source":{"id":"2405.10940","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.10940","created_at":"2026-07-05T09:03:40Z"},{"alias_kind":"arxiv_version","alias_value":"2405.10940v2","created_at":"2026-07-05T09:03:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.10940","created_at":"2026-07-05T09:03:40Z"},{"alias_kind":"pith_short_12","alias_value":"FWUXVQAZXEXI","created_at":"2026-07-05T09:03:40Z"},{"alias_kind":"pith_short_16","alias_value":"FWUXVQAZXEXILUJE","created_at":"2026-07-05T09:03:40Z"},{"alias_kind":"pith_short_8","alias_value":"FWUXVQAZ","created_at":"2026-07-05T09:03:40Z"}],"graph_snapshots":[{"event_id":"sha256:a88fa550038dd774e22a9d54c75f8011ba704c1cb5683719b91d185b76c786b1","target":"graph","created_at":"2026-07-05T09:03:40Z","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/2405.10940/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The gas surrounding first-generation (Pop III) stars is expected to emit a distinct signature in the form of the HeII recombination line at 1640 \\r{A} (HeII$\\lambda$1640). Here we explore the challenges and opportunities in identifying this elusive stellar population via the HeII$\\lambda$1640 in $M_\\star > 10^{7.5} ~ \\mathrm{M_\\odot}$ galaxies during the Epoch of Reionization (EoR, $z \\simeq 6 - 10$), using JWST/NIRSpec. With this aim in mind, we combine cosmological dustyGadget simulations with analytical modeling of the intrinsic HeII emission. While tentative candidates with bright HeII emi","authors_text":"Alessandra Venditti (Sapienza), Antonello Calabr\\`o (INAF/OAR), Lorenzo Napolitano (INAF/OAR), Luca Graziani (Sapienza), Raffaella Schneider (Sapienza), Steven L. Finkelstein (UT), Volker Bromm (UT)","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-17T17:52:41Z","title":"A hide-and-seek game: Looking for Population III stars during the Epoch of Reionization through the HeII$\\lambda$1640 line"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.10940","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":"sha256:2201e96d484664f0ed123787984472c6a847bcf8e3985a9230c4d4a50d156e94","target":"record","created_at":"2026-07-05T09:03:40Z","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":"dd090769f7374ddc8c51e473ea3f22c5ad20b468be7b015b6068566bb1aeea3c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-17T17:52:41Z","title_canon_sha256":"5f659e05c14fb3ba6a517eb41ce7d5263c5a8dfa23768c0feb502bec161f08e0"},"schema_version":"1.0","source":{"id":"2405.10940","kind":"arxiv","version":2}},"canonical_sha256":"2da97ac019b92e85d1241a42ed5a5f9bf294cce2c88315d02bf5e35fd891ae02","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2da97ac019b92e85d1241a42ed5a5f9bf294cce2c88315d02bf5e35fd891ae02","first_computed_at":"2026-07-05T09:03:40.534127Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:03:40.534127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MiXNg8ANxEPUjwJH4DdgC18akOpoywC0g63O5Y+J5LbvnRH9hhRWIUS9v/UgUAkSmu3hMaUStenbkDEliF2vAg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:03:40.534629Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.10940","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2201e96d484664f0ed123787984472c6a847bcf8e3985a9230c4d4a50d156e94","sha256:a88fa550038dd774e22a9d54c75f8011ba704c1cb5683719b91d185b76c786b1"],"state_sha256":"c0ce0ba02d4ec53144d6c152f32c9cf10616996ecd8cf487338cfe2280dea38a"}