{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:7UTDZXTPV4ERS2O322QRXBE5TW","short_pith_number":"pith:7UTDZXTP","schema_version":"1.0","canonical_sha256":"fd263cde6faf091969dbd6a11b849d9d987981a073dc692c9952053d2bd81d59","source":{"kind":"arxiv","id":"2506.19068","version":1},"attestation_state":"computed","paper":{"title":"Detectability of the 21 cm signal with BINGO through cross-correlation with photometric surveys","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Alessandro Marins, Amilcar R. Queiroz, Bin Wang, Bruno B. Bizarria, Camila P. Novaes, Carlos A. Wuensche, Chang Feng, Edmar C. Gurjao, Eduardo J. de Mericia, Elcio Abdalla, Filipe B. Abdalla, Gabriel A. S. Silva, Jiajun Zhang, Thyrso Villela","submitted_at":"2025-06-23T19:40:48Z","abstract_excerpt":"21 cm intensity mapping (HI IM) can efficiently map large cosmic volumes with good redshift resolution, but systematics and foreground contamination pose major challenges for extracting accurate cosmological information. Cross-correlation with galaxy surveys offers an efficient mitigation strategy, as both datasets have largely uncorrelated systematics. We evaluate the detectability of the 21 cm signal from the BINGO radio telescope by cross-correlating with the LSST photometric survey, given their strong overlap in area and redshift. Using lognormal simulations, we model the cosmological sign"},"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":"2506.19068","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-06-23T19:40:48Z","cross_cats_sorted":[],"title_canon_sha256":"72faa6dd6cf689fe2129b38712f9a555fa1db5fe9e92bdc4bb48c859bb4820d4","abstract_canon_sha256":"d7626a56b37bec74062d35e3f07f2ccaeadc3a198fc5e9047c0c99dc296e52e7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:26:08.933976Z","signature_b64":"wCrggwYFfTdS/s264FoqWwcSZzWCZo/vWzrJtOVNZv+QrC1WF8TF/Skf0bwme5P1lIZd9nfK59wD5CLbVQf1Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fd263cde6faf091969dbd6a11b849d9d987981a073dc692c9952053d2bd81d59","last_reissued_at":"2026-07-05T11:26:08.933456Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:26:08.933456Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Detectability of the 21 cm signal with BINGO through cross-correlation with photometric surveys","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Alessandro Marins, Amilcar R. Queiroz, Bin Wang, Bruno B. Bizarria, Camila P. Novaes, Carlos A. Wuensche, Chang Feng, Edmar C. Gurjao, Eduardo J. de Mericia, Elcio Abdalla, Filipe B. Abdalla, Gabriel A. S. Silva, Jiajun Zhang, Thyrso Villela","submitted_at":"2025-06-23T19:40:48Z","abstract_excerpt":"21 cm intensity mapping (HI IM) can efficiently map large cosmic volumes with good redshift resolution, but systematics and foreground contamination pose major challenges for extracting accurate cosmological information. Cross-correlation with galaxy surveys offers an efficient mitigation strategy, as both datasets have largely uncorrelated systematics. We evaluate the detectability of the 21 cm signal from the BINGO radio telescope by cross-correlating with the LSST photometric survey, given their strong overlap in area and redshift. Using lognormal simulations, we model the cosmological sign"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.19068","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/2506.19068/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":"2506.19068","created_at":"2026-07-05T11:26:08.933526+00:00"},{"alias_kind":"arxiv_version","alias_value":"2506.19068v1","created_at":"2026-07-05T11:26:08.933526+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.19068","created_at":"2026-07-05T11:26:08.933526+00:00"},{"alias_kind":"pith_short_12","alias_value":"7UTDZXTPV4ER","created_at":"2026-07-05T11:26:08.933526+00:00"},{"alias_kind":"pith_short_16","alias_value":"7UTDZXTPV4ERS2O3","created_at":"2026-07-05T11:26:08.933526+00:00"},{"alias_kind":"pith_short_8","alias_value":"7UTDZXTP","created_at":"2026-07-05T11:26:08.933526+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/7UTDZXTPV4ERS2O322QRXBE5TW","json":"https://pith.science/pith/7UTDZXTPV4ERS2O322QRXBE5TW.json","graph_json":"https://pith.science/api/pith-number/7UTDZXTPV4ERS2O322QRXBE5TW/graph.json","events_json":"https://pith.science/api/pith-number/7UTDZXTPV4ERS2O322QRXBE5TW/events.json","paper":"https://pith.science/paper/7UTDZXTP"},"agent_actions":{"view_html":"https://pith.science/pith/7UTDZXTPV4ERS2O322QRXBE5TW","download_json":"https://pith.science/pith/7UTDZXTPV4ERS2O322QRXBE5TW.json","view_paper":"https://pith.science/paper/7UTDZXTP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2506.19068&json=true","fetch_graph":"https://pith.science/api/pith-number/7UTDZXTPV4ERS2O322QRXBE5TW/graph.json","fetch_events":"https://pith.science/api/pith-number/7UTDZXTPV4ERS2O322QRXBE5TW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7UTDZXTPV4ERS2O322QRXBE5TW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7UTDZXTPV4ERS2O322QRXBE5TW/action/storage_attestation","attest_author":"https://pith.science/pith/7UTDZXTPV4ERS2O322QRXBE5TW/action/author_attestation","sign_citation":"https://pith.science/pith/7UTDZXTPV4ERS2O322QRXBE5TW/action/citation_signature","submit_replication":"https://pith.science/pith/7UTDZXTPV4ERS2O322QRXBE5TW/action/replication_record"}},"created_at":"2026-07-05T11:26:08.933526+00:00","updated_at":"2026-07-05T11:26:08.933526+00:00"}