{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:HRAPH6WJZMFCWAJNOTUXCMSI5Z","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":"1fc0515903d15dd955701405a1c6375db57c3109ad8482f0a8e0bed89ca1c981","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-01-15T19:00:07Z","title_canon_sha256":"c82c46bc4eb848d7c2359536dc5b41909c3fe17416e43dfba01416cbfb22322d"},"schema_version":"1.0","source":{"id":"2001.05508","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.05508","created_at":"2026-07-05T01:44:09Z"},{"alias_kind":"arxiv_version","alias_value":"2001.05508v2","created_at":"2026-07-05T01:44:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.05508","created_at":"2026-07-05T01:44:09Z"},{"alias_kind":"pith_short_12","alias_value":"HRAPH6WJZMFC","created_at":"2026-07-05T01:44:09Z"},{"alias_kind":"pith_short_16","alias_value":"HRAPH6WJZMFCWAJN","created_at":"2026-07-05T01:44:09Z"},{"alias_kind":"pith_short_8","alias_value":"HRAPH6WJ","created_at":"2026-07-05T01:44:09Z"}],"graph_snapshots":[{"event_id":"sha256:2d388381e3d068f9377695f68d52b81ceb856b85b39482aa294a0b10327419c8","target":"graph","created_at":"2026-07-05T01:44:09Z","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/2001.05508/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The physical origin of low escape fractions of ionizing radiation derived from massive star-forming galaxies at $z\\sim3$-$4$ is not well understood. We perform idealised disc galaxy simulations to understand how galactic properties such as metallicity and gas mass affect the escape of Lyman Continuum (LyC) photons using radiation-hydrodynamic simulations with strong stellar feedback. We find that the luminosity-weighted escape fraction from a metal-poor ($Z=0.002$) galaxy embedded in a halo of mass $M_h\\simeq10^{11}\\,M_\\odot$ is $\\left<f_{\\rm esc}^{\\rm 3D}\\right>\\simeq 10\\,\\%$. Roughly half of","authors_text":"Joakim Rosdahl, Taehwa Yoo, Taysun Kimm","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-01-15T19:00:07Z","title":"On the origin of low escape fractions of ionizing radiation from massive star-forming galaxies at high redshift"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.05508","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:aa9b0cc2aa1caab599582db32cd384b22b540cd10e6ecaa57902b1c6326b5cc5","target":"record","created_at":"2026-07-05T01:44:09Z","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":"1fc0515903d15dd955701405a1c6375db57c3109ad8482f0a8e0bed89ca1c981","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-01-15T19:00:07Z","title_canon_sha256":"c82c46bc4eb848d7c2359536dc5b41909c3fe17416e43dfba01416cbfb22322d"},"schema_version":"1.0","source":{"id":"2001.05508","kind":"arxiv","version":2}},"canonical_sha256":"3c40f3fac9cb0a2b012d74e9713248ee730262c9603e34c633367040a27c1ae4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3c40f3fac9cb0a2b012d74e9713248ee730262c9603e34c633367040a27c1ae4","first_computed_at":"2026-07-05T01:44:09.610691Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:44:09.610691Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yGLOx6GkFMFlbRc4CjeK/Xqto04aoigDELX1X2pIVghW4hl3qvlCxZTDutr8zg6IAoRlkQiPfn9NzRqKJ+O2Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:44:09.611090Z","signed_message":"canonical_sha256_bytes"},"source_id":"2001.05508","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aa9b0cc2aa1caab599582db32cd384b22b540cd10e6ecaa57902b1c6326b5cc5","sha256:2d388381e3d068f9377695f68d52b81ceb856b85b39482aa294a0b10327419c8"],"state_sha256":"d596e07c681b2dfccd2c9a545996aae9b13524018a91cb7d6b37d4af7a2aa06f"}