{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:N7BAM5EYI32XNK4U7LTR73XQ4Y","short_pith_number":"pith:N7BAM5EY","schema_version":"1.0","canonical_sha256":"6fc206749846f576ab94fae71feef0e6383cd83a98fa85181aaabe3a65d88a75","source":{"kind":"arxiv","id":"2606.30799","version":1},"attestation_state":"computed","paper":{"title":"The GAPS programme at TNG ?. TOI-1533: a compact system hosting a super-Neptune-mass pair with disparate radii","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Bignamini, A. Fukui, A. Ghedina, A. Ruggieri, A. Savel, A. Shporer, C. D. Dressing, C. Guerra, D. Gandolfi, D. Nardiello, D. Polychroni, D. Watanabe, E. Palle, F. Amadori, F. Murgas, G. Mantovan, G. Piotto, G. Scandariato, G. Srdoc, H. Parviainen, J. de Leon, J. Higuera, J. J. Lissauer, J. Korth, K. A. Collins, Kawauchi, K. Biazzo, K. Ikuta, K. Stassun, L. Affer, L. Borsato, L. Malavolta, L. Mancini, L. Naponiello, M. Baratella, M. Damasso, M. D'Arpa, M. E. Everett, M. Mori, N. Narita, P. Leonardi, R. P. Schwarz, R. Zambelli, S. Colombo, S. Desidera, S. Giacalone, Stockdale, S.W. Yee, T. Azevedo Silva, T. Zingales, V. Lorenzi, V. Nascimbeni","submitted_at":"2026-06-29T18:22:15Z","abstract_excerpt":"The present-day architecture of planetary systems contains information about their formation and migration histories. The origin of hot Jupiters (HJs, P $\\lesssim$ 10 d, $R_{\\rm p} > 8 R_\\oplus$) has long been a matter of debate. While most of them are found to be ``lonely'', there is a rare population of HJs hosting small companions on inner orbits (eight known as of May 2026). Their peculiar architecture suggests a gentle disc-migration mechanism. In this study, we present the discovery and characterisation of the multi-planet system TOI-1533, comprising an inner sub-Neptune (TOI-1533 b, $P_"},"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":"2606.30799","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-29T18:22:15Z","cross_cats_sorted":[],"title_canon_sha256":"07999de3d4e0639ecffec258e4ae99b1b44412ad2a729318b0f91e290ed39bd8","abstract_canon_sha256":"2a8feeca07e856322a890968bf9438411b4db04c9bcb20bd8bbe93296f4705cd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-01T00:17:17.410384Z","signature_b64":"kiogqrnYkqWz7z+klH3kDNeFT1zEyBxxtSm4zCgspd9iQ2xK5QdkKbkRXIGZ6swnIt8wkYyRlWmCUk7f6VxgDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6fc206749846f576ab94fae71feef0e6383cd83a98fa85181aaabe3a65d88a75","last_reissued_at":"2026-07-01T00:17:17.409953Z","signature_status":"signed_v1","first_computed_at":"2026-07-01T00:17:17.409953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The GAPS programme at TNG ?. TOI-1533: a compact system hosting a super-Neptune-mass pair with disparate radii","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Bignamini, A. Fukui, A. Ghedina, A. Ruggieri, A. Savel, A. Shporer, C. D. Dressing, C. Guerra, D. Gandolfi, D. Nardiello, D. Polychroni, D. Watanabe, E. Palle, F. Amadori, F. Murgas, G. Mantovan, G. Piotto, G. Scandariato, G. Srdoc, H. Parviainen, J. de Leon, J. Higuera, J. J. Lissauer, J. Korth, K. A. Collins, Kawauchi, K. Biazzo, K. Ikuta, K. Stassun, L. Affer, L. Borsato, L. Malavolta, L. Mancini, L. Naponiello, M. Baratella, M. Damasso, M. D'Arpa, M. E. Everett, M. Mori, N. Narita, P. Leonardi, R. P. Schwarz, R. Zambelli, S. Colombo, S. Desidera, S. Giacalone, Stockdale, S.W. Yee, T. Azevedo Silva, T. Zingales, V. Lorenzi, V. Nascimbeni","submitted_at":"2026-06-29T18:22:15Z","abstract_excerpt":"The present-day architecture of planetary systems contains information about their formation and migration histories. The origin of hot Jupiters (HJs, P $\\lesssim$ 10 d, $R_{\\rm p} > 8 R_\\oplus$) has long been a matter of debate. While most of them are found to be ``lonely'', there is a rare population of HJs hosting small companions on inner orbits (eight known as of May 2026). Their peculiar architecture suggests a gentle disc-migration mechanism. In this study, we present the discovery and characterisation of the multi-planet system TOI-1533, comprising an inner sub-Neptune (TOI-1533 b, $P_"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.30799","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/2606.30799/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":"2606.30799","created_at":"2026-07-01T00:17:17.410013+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.30799v1","created_at":"2026-07-01T00:17:17.410013+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.30799","created_at":"2026-07-01T00:17:17.410013+00:00"},{"alias_kind":"pith_short_12","alias_value":"N7BAM5EYI32X","created_at":"2026-07-01T00:17:17.410013+00:00"},{"alias_kind":"pith_short_16","alias_value":"N7BAM5EYI32XNK4U","created_at":"2026-07-01T00:17:17.410013+00:00"},{"alias_kind":"pith_short_8","alias_value":"N7BAM5EY","created_at":"2026-07-01T00:17:17.410013+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/N7BAM5EYI32XNK4U7LTR73XQ4Y","json":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y.json","graph_json":"https://pith.science/api/pith-number/N7BAM5EYI32XNK4U7LTR73XQ4Y/graph.json","events_json":"https://pith.science/api/pith-number/N7BAM5EYI32XNK4U7LTR73XQ4Y/events.json","paper":"https://pith.science/paper/N7BAM5EY"},"agent_actions":{"view_html":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y","download_json":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y.json","view_paper":"https://pith.science/paper/N7BAM5EY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.30799&json=true","fetch_graph":"https://pith.science/api/pith-number/N7BAM5EYI32XNK4U7LTR73XQ4Y/graph.json","fetch_events":"https://pith.science/api/pith-number/N7BAM5EYI32XNK4U7LTR73XQ4Y/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/action/timestamp_anchor","attest_storage":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/action/storage_attestation","attest_author":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/action/author_attestation","sign_citation":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/action/citation_signature","submit_replication":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/action/replication_record"}},"created_at":"2026-07-01T00:17:17.410013+00:00","updated_at":"2026-07-01T00:17:17.410013+00:00"}