{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:T4JGFATTCPCUSDZNAIOJI7TZJ3","short_pith_number":"pith:T4JGFATT","schema_version":"1.0","canonical_sha256":"9f1262827313c5490f2d021c947e794ed3b9109546324f9c6bd4f67d03e0bb7e","source":{"kind":"arxiv","id":"2607.03430","version":1},"attestation_state":"computed","paper":{"title":"Euclid: A UV-faint quasar in a highly luminous star-forming host galaxy at $z \\approx 7.7$","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Balestra, A. Biviano, A.-C. Eilers, A. Cimatti, A. Costille, A. Da Silva, A. Grazian, A. Hornstrup, A. Kiessling, A. M. C. Le Brun, A. Mora, A. N. Taylor, A. Renzi, A. Secroun, B. Altieri, B. Gillis, B. Joachimi, B. Kubik, B. Rusholme, B. Sartoris, C. Baccigalupi, C. Carbone, C. Colodro-Conde, C. Giocoli, C. J. Conselice, C. J. Willott, C. M. Gutierrez, C. Neissner, C. Padilla, C. Sirignano, D. J. Mortlock, D. L. Clements, D. Maino, D. Sapone, D. Scott, D. Stern, D. Yang, E. Ba\\~nados, E. Franceschi, E. Maiorano, E. Medinaceli, E. Merlin, E. Romelli, E. Sihvola, E. Zucca, F. Courbin, F. Dubath, F. Faustini, F. Finelli, F. Grupp, F. Guarneri, F. Hormuth, F. Marulli, F. M. Zerbi, F. Pasian, F. Raison, F. Shankar, F. Torradeflot, F. Walter, F. Wang, G. Castignani, G. Congedo, G. De Lucia, G. Mainetti, G. Meylan, G. Polenta, G. Riccio, G. Seidel, G. Sirri, G. Vietri, G. Zamorani, H. Degaudenzi, H. Dole, H. Hoekstra, H. J. A. Rottgering, H. Kurki-Suonio, H. M. Courtois, H.-W. Rix, I. Lloro, I. M. Hook, I. Tereno, I. Tutusaus, J. Carretero, J. F. Hennawi, J. Garc\\'ia-Bellido, J.-G. Cuby, J. Gracia-Carpio, J. Mart\\'in-Fleitas, J. Rhodes, J.-T. Schindler, J. Valiviita, J. Weller, J. Wolf, J. Yang, K. C. Chambers, K. George, K. I. Caputi, K. Jahnke, K. Pedersen, L. A. Popa, L. Conversi, L. Guzzo, L. Moscardini, L. Pozzetti, L. Spinoglio, L. Stanco, L. Valenziano, M. Baldi, M. Brescia, M. Castellano, M. Douspis, M. Farina, M. Frailis, M. Fumana, M. Jhabvala, M. K\\\"ummel, M. Kunz, M. Martinelli, M. Melchior, M. Meneghetti, M. Moresco, M. Onoue, M. Poncet, M. Roncarelli, M. Schirmer, M. Viel, N. Auricchio, N. Martinet, N. Tessore, O. Mansutti, O. Marggraf, P. Battaglia, P. B. Lilje, P. Fosalba, P. Monaco, P. Schneider, P. Simon, P. Tallada-Cresp\\'i, R. A. A. Bowler, R. C. Nichol, R. Decarli, R. Farinelli, R. J. Massey, R. Laureijs, R. Saglia, R. Toledo-Moreo, S. Andreon, S. Bardelli, S. Belladitta, S. Bisogni, S. Camera, S. Casas, S. Cavuoti, S. Dusini, S. E. I. Bosman, S. Escoffier, S. Ferriol, S. Fotopoulou, S. Galeotta, S. Kermiche, S. Ligori, S. Marcin, S. Mei, S.-M. Niemi, S. Paltani, S. Pires, S. Toft, S. V. H. Haugan, T. Schrabback, T. Vassallo, V. Capobianco, V. Lindholm, V. Pettorino, V. Scottez, W. Holmes, W. J. Percival, X. Dupac, X. Fan, Y. Copin, Y. Fu, Y. Matsuoka, Y. Wang, Z. Sakr","submitted_at":"2026-07-03T15:44:52Z","abstract_excerpt":"Constraining the co-evolution of supermassive black holes and their host galaxies in the first billion years after the Big Bang is essential for understanding the formation of the earliest cosmic structures. Here, we present IRAM/NOrthern Extended Millimeter Array (NOEMA) observations of the $z \\approx 7.7$ quasar EUCL\\,J125308.55+705432.3, recently discovered in the first data release of the Euclid Wide Survey. We report the most distant detections of [CII] 158$\\mu\\mathrm{m}$ and cold dust emission in a quasar host to date. The [CII] emission line sets the systemic redshift at $z=7.6980\\pm0.0"},"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":"2607.03430","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-07-03T15:44:52Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"be921128bedb65855556c638db1193ad41b6ba5aa714024135d5afffb4210eab","abstract_canon_sha256":"b68821e511a819fa688eb888739728754da2a194e88adaf1cc06583e62d71acb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-07T02:17:44.588327Z","signature_b64":"gqeopP1PGmgIowhuSXtmPvoCLJe6egCB5cUqpjatTUIHDctkH71JqkduEc+gnerMI0BapSCdvw6hGa2nDSRGAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9f1262827313c5490f2d021c947e794ed3b9109546324f9c6bd4f67d03e0bb7e","last_reissued_at":"2026-07-07T02:17:44.587580Z","signature_status":"signed_v1","first_computed_at":"2026-07-07T02:17:44.587580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Euclid: A UV-faint quasar in a highly luminous star-forming host galaxy at $z \\approx 7.7$","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Balestra, A. Biviano, A.-C. Eilers, A. Cimatti, A. Costille, A. Da Silva, A. Grazian, A. Hornstrup, A. Kiessling, A. M. C. Le Brun, A. Mora, A. N. Taylor, A. Renzi, A. Secroun, B. Altieri, B. Gillis, B. Joachimi, B. Kubik, B. Rusholme, B. Sartoris, C. Baccigalupi, C. Carbone, C. Colodro-Conde, C. Giocoli, C. J. Conselice, C. J. Willott, C. M. Gutierrez, C. Neissner, C. Padilla, C. Sirignano, D. J. Mortlock, D. L. Clements, D. Maino, D. Sapone, D. Scott, D. Stern, D. Yang, E. Ba\\~nados, E. Franceschi, E. Maiorano, E. Medinaceli, E. Merlin, E. Romelli, E. Sihvola, E. Zucca, F. Courbin, F. Dubath, F. Faustini, F. Finelli, F. Grupp, F. Guarneri, F. Hormuth, F. Marulli, F. M. Zerbi, F. Pasian, F. Raison, F. Shankar, F. Torradeflot, F. Walter, F. Wang, G. Castignani, G. Congedo, G. De Lucia, G. Mainetti, G. Meylan, G. Polenta, G. Riccio, G. Seidel, G. Sirri, G. Vietri, G. Zamorani, H. Degaudenzi, H. Dole, H. Hoekstra, H. J. A. Rottgering, H. Kurki-Suonio, H. M. Courtois, H.-W. Rix, I. Lloro, I. M. Hook, I. Tereno, I. Tutusaus, J. Carretero, J. F. Hennawi, J. Garc\\'ia-Bellido, J.-G. Cuby, J. Gracia-Carpio, J. Mart\\'in-Fleitas, J. Rhodes, J.-T. Schindler, J. Valiviita, J. Weller, J. Wolf, J. Yang, K. C. Chambers, K. George, K. I. Caputi, K. Jahnke, K. Pedersen, L. A. Popa, L. Conversi, L. Guzzo, L. Moscardini, L. Pozzetti, L. Spinoglio, L. Stanco, L. Valenziano, M. Baldi, M. Brescia, M. Castellano, M. Douspis, M. Farina, M. Frailis, M. Fumana, M. Jhabvala, M. K\\\"ummel, M. Kunz, M. Martinelli, M. Melchior, M. Meneghetti, M. Moresco, M. Onoue, M. Poncet, M. Roncarelli, M. Schirmer, M. Viel, N. Auricchio, N. Martinet, N. Tessore, O. Mansutti, O. Marggraf, P. Battaglia, P. B. Lilje, P. Fosalba, P. Monaco, P. Schneider, P. Simon, P. Tallada-Cresp\\'i, R. A. A. Bowler, R. C. Nichol, R. Decarli, R. Farinelli, R. J. Massey, R. Laureijs, R. Saglia, R. Toledo-Moreo, S. Andreon, S. Bardelli, S. Belladitta, S. Bisogni, S. Camera, S. Casas, S. Cavuoti, S. Dusini, S. E. I. Bosman, S. Escoffier, S. Ferriol, S. Fotopoulou, S. Galeotta, S. Kermiche, S. Ligori, S. Marcin, S. Mei, S.-M. Niemi, S. Paltani, S. Pires, S. Toft, S. V. H. Haugan, T. Schrabback, T. Vassallo, V. Capobianco, V. Lindholm, V. Pettorino, V. Scottez, W. Holmes, W. J. Percival, X. Dupac, X. Fan, Y. Copin, Y. Fu, Y. Matsuoka, Y. Wang, Z. Sakr","submitted_at":"2026-07-03T15:44:52Z","abstract_excerpt":"Constraining the co-evolution of supermassive black holes and their host galaxies in the first billion years after the Big Bang is essential for understanding the formation of the earliest cosmic structures. Here, we present IRAM/NOrthern Extended Millimeter Array (NOEMA) observations of the $z \\approx 7.7$ quasar EUCL\\,J125308.55+705432.3, recently discovered in the first data release of the Euclid Wide Survey. We report the most distant detections of [CII] 158$\\mu\\mathrm{m}$ and cold dust emission in a quasar host to date. The [CII] emission line sets the systemic redshift at $z=7.6980\\pm0.0"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.03430","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/2607.03430/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":"2607.03430","created_at":"2026-07-07T02:17:44.587685+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.03430v1","created_at":"2026-07-07T02:17:44.587685+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.03430","created_at":"2026-07-07T02:17:44.587685+00:00"},{"alias_kind":"pith_short_12","alias_value":"T4JGFATTCPCU","created_at":"2026-07-07T02:17:44.587685+00:00"},{"alias_kind":"pith_short_16","alias_value":"T4JGFATTCPCUSDZN","created_at":"2026-07-07T02:17:44.587685+00:00"},{"alias_kind":"pith_short_8","alias_value":"T4JGFATT","created_at":"2026-07-07T02:17:44.587685+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/T4JGFATTCPCUSDZNAIOJI7TZJ3","json":"https://pith.science/pith/T4JGFATTCPCUSDZNAIOJI7TZJ3.json","graph_json":"https://pith.science/api/pith-number/T4JGFATTCPCUSDZNAIOJI7TZJ3/graph.json","events_json":"https://pith.science/api/pith-number/T4JGFATTCPCUSDZNAIOJI7TZJ3/events.json","paper":"https://pith.science/paper/T4JGFATT"},"agent_actions":{"view_html":"https://pith.science/pith/T4JGFATTCPCUSDZNAIOJI7TZJ3","download_json":"https://pith.science/pith/T4JGFATTCPCUSDZNAIOJI7TZJ3.json","view_paper":"https://pith.science/paper/T4JGFATT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.03430&json=true","fetch_graph":"https://pith.science/api/pith-number/T4JGFATTCPCUSDZNAIOJI7TZJ3/graph.json","fetch_events":"https://pith.science/api/pith-number/T4JGFATTCPCUSDZNAIOJI7TZJ3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/T4JGFATTCPCUSDZNAIOJI7TZJ3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/T4JGFATTCPCUSDZNAIOJI7TZJ3/action/storage_attestation","attest_author":"https://pith.science/pith/T4JGFATTCPCUSDZNAIOJI7TZJ3/action/author_attestation","sign_citation":"https://pith.science/pith/T4JGFATTCPCUSDZNAIOJI7TZJ3/action/citation_signature","submit_replication":"https://pith.science/pith/T4JGFATTCPCUSDZNAIOJI7TZJ3/action/replication_record"}},"created_at":"2026-07-07T02:17:44.587685+00:00","updated_at":"2026-07-07T02:17:44.587685+00:00"}