{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:NB2J6DMTKFR6GOSAMB5GN5NVHZ","short_pith_number":"pith:NB2J6DMT","schema_version":"1.0","canonical_sha256":"68749f0d935163e33a40607a66f5b53e502c7c10592462cf3af398df18e410f8","source":{"kind":"arxiv","id":"2412.06879","version":2},"attestation_state":"computed","paper":{"title":"Prospects of a statistical detection of the 21-cm forest and its potential to constrain the thermal state of the neutral IGM during reionization","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Girish Kulkarni (TIFR), INAF-OATs), James S. Bolton (University of Nottingham), Shriharsh P. Tendulkar (TIFR), Tom\\'a\\v{s} \\v{S}oltinsk\\'y (TIFR","submitted_at":"2024-12-09T19:00:00Z","abstract_excerpt":"The 21-cm forest signal is a promising probe of the Epoch of Reionization complementary to other 21-cm line observables and Ly$\\alpha$ forest signal. Prospects of detecting it have significantly improved in the last decade thanks to the discovery of more than 30 radio-loud quasars at these redshifts, upgrades to telescope facilities, and the notion that neutral hydrogen islands persist down to $z\\lesssim 5.5$. We forward-model the 21-cm forest signal using semi-numerical simulations and incorporate various instrumental features to explore the potential of detecting the 21-cm forest at $z=6$, b"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2412.06879","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-12-09T19:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"04ec3d40ef65410bea8f989a17589a893ed6c70048e18b39c1aaba95738694ea","abstract_canon_sha256":"b7cda163b677c9470da25db1d7091e78c06ddaa9578b53b5415a1fa2c25da993"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:02:08.416347Z","signature_b64":"mnBlPFaaD4OxQfhP1rrSvakBrkXWbUnxu+deKp7RqRaQ1BgQZxgEuakHG3hSMssX5TIKj7OdgXY8s8EcCSfZBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68749f0d935163e33a40607a66f5b53e502c7c10592462cf3af398df18e410f8","last_reissued_at":"2026-07-05T10:02:08.415821Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:02:08.415821Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Prospects of a statistical detection of the 21-cm forest and its potential to constrain the thermal state of the neutral IGM during reionization","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Girish Kulkarni (TIFR), INAF-OATs), James S. Bolton (University of Nottingham), Shriharsh P. Tendulkar (TIFR), Tom\\'a\\v{s} \\v{S}oltinsk\\'y (TIFR","submitted_at":"2024-12-09T19:00:00Z","abstract_excerpt":"The 21-cm forest signal is a promising probe of the Epoch of Reionization complementary to other 21-cm line observables and Ly$\\alpha$ forest signal. Prospects of detecting it have significantly improved in the last decade thanks to the discovery of more than 30 radio-loud quasars at these redshifts, upgrades to telescope facilities, and the notion that neutral hydrogen islands persist down to $z\\lesssim 5.5$. We forward-model the 21-cm forest signal using semi-numerical simulations and incorporate various instrumental features to explore the potential of detecting the 21-cm forest at $z=6$, b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.06879","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/2412.06879/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2412.06879","created_at":"2026-07-05T10:02:08.415917+00:00"},{"alias_kind":"arxiv_version","alias_value":"2412.06879v2","created_at":"2026-07-05T10:02:08.415917+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.06879","created_at":"2026-07-05T10:02:08.415917+00:00"},{"alias_kind":"pith_short_12","alias_value":"NB2J6DMTKFR6","created_at":"2026-07-05T10:02:08.415917+00:00"},{"alias_kind":"pith_short_16","alias_value":"NB2J6DMTKFR6GOSA","created_at":"2026-07-05T10:02:08.415917+00:00"},{"alias_kind":"pith_short_8","alias_value":"NB2J6DMT","created_at":"2026-07-05T10:02:08.415917+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ","json":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ.json","graph_json":"https://pith.science/api/pith-number/NB2J6DMTKFR6GOSAMB5GN5NVHZ/graph.json","events_json":"https://pith.science/api/pith-number/NB2J6DMTKFR6GOSAMB5GN5NVHZ/events.json","paper":"https://pith.science/paper/NB2J6DMT"},"agent_actions":{"view_html":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ","download_json":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ.json","view_paper":"https://pith.science/paper/NB2J6DMT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2412.06879&json=true","fetch_graph":"https://pith.science/api/pith-number/NB2J6DMTKFR6GOSAMB5GN5NVHZ/graph.json","fetch_events":"https://pith.science/api/pith-number/NB2J6DMTKFR6GOSAMB5GN5NVHZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ/action/storage_attestation","attest_author":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ/action/author_attestation","sign_citation":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ/action/citation_signature","submit_replication":"https://pith.science/pith/NB2J6DMTKFR6GOSAMB5GN5NVHZ/action/replication_record"}},"created_at":"2026-07-05T10:02:08.415917+00:00","updated_at":"2026-07-05T10:02:08.415917+00:00"}