{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:N7BAM5EYI32XNK4U7LTR73XQ4Y","short_pith_number":"pith:N7BAM5EY","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"},"canonical_sha256":"6fc206749846f576ab94fae71feef0e6383cd83a98fa85181aaabe3a65d88a75","source":{"kind":"arxiv","id":"2606.30799","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.30799","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"arxiv_version","alias_value":"2606.30799v1","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.30799","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"pith_short_12","alias_value":"N7BAM5EYI32X","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"pith_short_16","alias_value":"N7BAM5EYI32XNK4U","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"pith_short_8","alias_value":"N7BAM5EY","created_at":"2026-07-01T00:17:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:N7BAM5EYI32XNK4U7LTR73XQ4Y","target":"record","payload":{"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"},"canonical_sha256":"6fc206749846f576ab94fae71feef0e6383cd83a98fa85181aaabe3a65d88a75","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"},"source_kind":"arxiv","source_id":"2606.30799","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-01T00:17:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0a9hRKHc1FfzNaXevIJDdrZM1k6unKh3UFdfiCkUMtulvm34kYtuI5badK9if7K5/STq+M49DTtCtAPHWKwpAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T08:19:00.711661Z"},"content_sha256":"da56ad279ed0d7aa1d91ad1e220da33c536e94deb466733a2ce5cf29050d55b8","schema_version":"1.0","event_id":"sha256:da56ad279ed0d7aa1d91ad1e220da33c536e94deb466733a2ce5cf29050d55b8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:N7BAM5EYI32XNK4U7LTR73XQ4Y","target":"graph","payload":{"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-01T00:17:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p6Tu+GbDBdHKdGLYFhGPt4mJPV/e677agqDuNRIlVt10IXkbtjUAzmChqfloI0lwFytlNNKUUmNLg+jztzWDBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T08:19:00.712457Z"},"content_sha256":"4edf284d5f61520dee01e11b0e3fbb13ff799565f62ea1ba780eb286867d5e79","schema_version":"1.0","event_id":"sha256:4edf284d5f61520dee01e11b0e3fbb13ff799565f62ea1ba780eb286867d5e79"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/bundle.json","state_url":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-07-01T08:19:00Z","links":{"resolver":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y","bundle":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/bundle.json","state":"https://pith.science/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N7BAM5EYI32XNK4U7LTR73XQ4Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:N7BAM5EYI32XNK4U7LTR73XQ4Y","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":"2a8feeca07e856322a890968bf9438411b4db04c9bcb20bd8bbe93296f4705cd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-29T18:22:15Z","title_canon_sha256":"07999de3d4e0639ecffec258e4ae99b1b44412ad2a729318b0f91e290ed39bd8"},"schema_version":"1.0","source":{"id":"2606.30799","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.30799","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"arxiv_version","alias_value":"2606.30799v1","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.30799","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"pith_short_12","alias_value":"N7BAM5EYI32X","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"pith_short_16","alias_value":"N7BAM5EYI32XNK4U","created_at":"2026-07-01T00:17:17Z"},{"alias_kind":"pith_short_8","alias_value":"N7BAM5EY","created_at":"2026-07-01T00:17:17Z"}],"graph_snapshots":[{"event_id":"sha256:4edf284d5f61520dee01e11b0e3fbb13ff799565f62ea1ba780eb286867d5e79","target":"graph","created_at":"2026-07-01T00:17:17Z","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/2606.30799/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"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_","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","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-29T18:22:15Z","title":"The GAPS programme at TNG ?. TOI-1533: a compact system hosting a super-Neptune-mass pair with disparate radii"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.30799","kind":"arxiv","version":1},"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:da56ad279ed0d7aa1d91ad1e220da33c536e94deb466733a2ce5cf29050d55b8","target":"record","created_at":"2026-07-01T00:17:17Z","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":"2a8feeca07e856322a890968bf9438411b4db04c9bcb20bd8bbe93296f4705cd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-29T18:22:15Z","title_canon_sha256":"07999de3d4e0639ecffec258e4ae99b1b44412ad2a729318b0f91e290ed39bd8"},"schema_version":"1.0","source":{"id":"2606.30799","kind":"arxiv","version":1}},"canonical_sha256":"6fc206749846f576ab94fae71feef0e6383cd83a98fa85181aaabe3a65d88a75","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6fc206749846f576ab94fae71feef0e6383cd83a98fa85181aaabe3a65d88a75","first_computed_at":"2026-07-01T00:17:17.409953Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-01T00:17:17.409953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kiogqrnYkqWz7z+klH3kDNeFT1zEyBxxtSm4zCgspd9iQ2xK5QdkKbkRXIGZ6swnIt8wkYyRlWmCUk7f6VxgDA==","signature_status":"signed_v1","signed_at":"2026-07-01T00:17:17.410384Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.30799","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:da56ad279ed0d7aa1d91ad1e220da33c536e94deb466733a2ce5cf29050d55b8","sha256:4edf284d5f61520dee01e11b0e3fbb13ff799565f62ea1ba780eb286867d5e79"],"state_sha256":"88f33f8fd5a2eee04dde29b492607703e803669c631ea9cdedb489d2a6e3b1df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ue7/ihF1WgYrjNToJEhTDtVPbgrTTYjMTtXohfP+40q83JuEwTQDF2Sw7V9Cn4shMhA5sd7i08MvLmLN2RIqCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T08:19:00.716764Z","bundle_sha256":"dd3dbaea0769820c543e059e1be1d7fbb77455b82841873f7ce8337e81abec73"}}