{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:EMUPHEJ4HMKUR6RVHBBOLXPNUZ","short_pith_number":"pith:EMUPHEJ4","canonical_record":{"source":{"id":"2606.23103","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-22T09:46:20Z","cross_cats_sorted":[],"title_canon_sha256":"75c882aa0f57a72702f327325438527b1d093048489f1a9bfd6b9879e38a8235","abstract_canon_sha256":"e01290aba54f44f840d28d6e0aa6dead48a34602432cbcbad217c6bd5c547d2e"},"schema_version":"1.0"},"canonical_sha256":"2328f3913c3b1548fa353842e5ddeda6509c076bab01409f87d91a89e97ea948","source":{"kind":"arxiv","id":"2606.23103","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.23103","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"arxiv_version","alias_value":"2606.23103v1","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.23103","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"pith_short_12","alias_value":"EMUPHEJ4HMKU","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"pith_short_16","alias_value":"EMUPHEJ4HMKUR6RV","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"pith_short_8","alias_value":"EMUPHEJ4","created_at":"2026-06-23T03:14:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:EMUPHEJ4HMKUR6RVHBBOLXPNUZ","target":"record","payload":{"canonical_record":{"source":{"id":"2606.23103","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-22T09:46:20Z","cross_cats_sorted":[],"title_canon_sha256":"75c882aa0f57a72702f327325438527b1d093048489f1a9bfd6b9879e38a8235","abstract_canon_sha256":"e01290aba54f44f840d28d6e0aa6dead48a34602432cbcbad217c6bd5c547d2e"},"schema_version":"1.0"},"canonical_sha256":"2328f3913c3b1548fa353842e5ddeda6509c076bab01409f87d91a89e97ea948","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-23T03:14:09.993238Z","signature_b64":"OslsFcelhFdiWBwFV7bVyH4BqBeIyjD0Nmw/I8FJA/76zaysgvX52ghkJJhahS6l6+rnbAR2xyNqQNXxWmOmCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2328f3913c3b1548fa353842e5ddeda6509c076bab01409f87d91a89e97ea948","last_reissued_at":"2026-06-23T03:14:09.992837Z","signature_status":"signed_v1","first_computed_at":"2026-06-23T03:14:09.992837Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.23103","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":"2026-06-23T03:14:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dRz5QPfvt5PgTjPGowSrdAfYsc0KK1/BvnApxfQKegS5umnXEFRF4T0ihYweLJpRpfS998RXqjzpbeWGmmHkCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T14:05:25.233484Z"},"content_sha256":"3d45a3ce7859cc597ffde84015092f79d7ebf06eb22de627475683fc056d7885","schema_version":"1.0","event_id":"sha256:3d45a3ce7859cc597ffde84015092f79d7ebf06eb22de627475683fc056d7885"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:EMUPHEJ4HMKUR6RVHBBOLXPNUZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A decade of monitoring the HIP 41378's planetary system","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"A. Collier Cameron, A. F. Martinez Fiorenzano, A. Leleu, A. Mortier, A. Santerne, A. S. Bonomo, A. Sozzetti, B. Akinsanmi, C. Watson, D. Bayliss, D. J. A. Brown, D. J. Armstrong, E. Molinari, E. Petigura, F. Dai, H. P. Osborn, I. J. M. Crossfield, K. Rice, L. D. Nielsen, L. Malavolta, M. Cretignier, M. Damasso, M. Lopez-Morales, M. Saillenfest, N. C. Hara, N. C. Santos, O. Demangeon, P. Figueira, P. Leonardi, S. C. C. Barros, S. Grouffal, S. Sulis, S. Udry, T. Guillot, X. Dumusque","submitted_at":"2026-06-22T09:46:20Z","abstract_excerpt":"Multi-planetary systems provide key constraints on planet formation and evolution, as their architecture encodes the dynamical history of planets formed within a common protoplanetary disk. However, the current population remains strongly biased toward compact, short-period systems, and only a limited number of such systems with measured masses and radii are known. HIP 41378 is an exceptional system hosting five transiting planets with orbital periods up to 1.5 years, including an ultra-low density planet HIP 41378 f. The outer transiting planets d and e remained poorly constrained with unknow"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.23103","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/2606.23103/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":"2026-06-23T03:14:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NfDWVatyt9XC11C/+ECZwqZgrjioyB/ZabgYOdwx5FpIjmNgFqAPuGOhkcPn5e115pGM8YAAxQBpqDpIO725DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T14:05:25.233866Z"},"content_sha256":"195c5ed19de381d352b63dafee38f8115eab28ca5ac2e0485032c69a08269d19","schema_version":"1.0","event_id":"sha256:195c5ed19de381d352b63dafee38f8115eab28ca5ac2e0485032c69a08269d19"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EMUPHEJ4HMKUR6RVHBBOLXPNUZ/bundle.json","state_url":"https://pith.science/pith/EMUPHEJ4HMKUR6RVHBBOLXPNUZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EMUPHEJ4HMKUR6RVHBBOLXPNUZ/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":"2026-06-27T14:05:25Z","links":{"resolver":"https://pith.science/pith/EMUPHEJ4HMKUR6RVHBBOLXPNUZ","bundle":"https://pith.science/pith/EMUPHEJ4HMKUR6RVHBBOLXPNUZ/bundle.json","state":"https://pith.science/pith/EMUPHEJ4HMKUR6RVHBBOLXPNUZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EMUPHEJ4HMKUR6RVHBBOLXPNUZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:EMUPHEJ4HMKUR6RVHBBOLXPNUZ","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":"e01290aba54f44f840d28d6e0aa6dead48a34602432cbcbad217c6bd5c547d2e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-22T09:46:20Z","title_canon_sha256":"75c882aa0f57a72702f327325438527b1d093048489f1a9bfd6b9879e38a8235"},"schema_version":"1.0","source":{"id":"2606.23103","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.23103","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"arxiv_version","alias_value":"2606.23103v1","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.23103","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"pith_short_12","alias_value":"EMUPHEJ4HMKU","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"pith_short_16","alias_value":"EMUPHEJ4HMKUR6RV","created_at":"2026-06-23T03:14:09Z"},{"alias_kind":"pith_short_8","alias_value":"EMUPHEJ4","created_at":"2026-06-23T03:14:09Z"}],"graph_snapshots":[{"event_id":"sha256:195c5ed19de381d352b63dafee38f8115eab28ca5ac2e0485032c69a08269d19","target":"graph","created_at":"2026-06-23T03:14:09Z","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/2606.23103/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multi-planetary systems provide key constraints on planet formation and evolution, as their architecture encodes the dynamical history of planets formed within a common protoplanetary disk. However, the current population remains strongly biased toward compact, short-period systems, and only a limited number of such systems with measured masses and radii are known. HIP 41378 is an exceptional system hosting five transiting planets with orbital periods up to 1.5 years, including an ultra-low density planet HIP 41378 f. The outer transiting planets d and e remained poorly constrained with unknow","authors_text":"A. Collier Cameron, A. F. Martinez Fiorenzano, A. Leleu, A. Mortier, A. Santerne, A. S. Bonomo, A. Sozzetti, B. Akinsanmi, C. Watson, D. Bayliss, D. J. A. Brown, D. J. Armstrong, E. Molinari, E. Petigura, F. Dai, H. P. Osborn, I. J. M. Crossfield, K. Rice, L. D. Nielsen, L. Malavolta, M. Cretignier, M. Damasso, M. Lopez-Morales, M. Saillenfest, N. C. Hara, N. C. Santos, O. Demangeon, P. Figueira, P. Leonardi, S. C. C. Barros, S. Grouffal, S. Sulis, S. Udry, T. Guillot, X. Dumusque","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-22T09:46:20Z","title":"A decade of monitoring the HIP 41378's planetary system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.23103","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":"sha256:3d45a3ce7859cc597ffde84015092f79d7ebf06eb22de627475683fc056d7885","target":"record","created_at":"2026-06-23T03:14:09Z","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":"e01290aba54f44f840d28d6e0aa6dead48a34602432cbcbad217c6bd5c547d2e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-22T09:46:20Z","title_canon_sha256":"75c882aa0f57a72702f327325438527b1d093048489f1a9bfd6b9879e38a8235"},"schema_version":"1.0","source":{"id":"2606.23103","kind":"arxiv","version":1}},"canonical_sha256":"2328f3913c3b1548fa353842e5ddeda6509c076bab01409f87d91a89e97ea948","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2328f3913c3b1548fa353842e5ddeda6509c076bab01409f87d91a89e97ea948","first_computed_at":"2026-06-23T03:14:09.992837Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T03:14:09.992837Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OslsFcelhFdiWBwFV7bVyH4BqBeIyjD0Nmw/I8FJA/76zaysgvX52ghkJJhahS6l6+rnbAR2xyNqQNXxWmOmCg==","signature_status":"signed_v1","signed_at":"2026-06-23T03:14:09.993238Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.23103","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3d45a3ce7859cc597ffde84015092f79d7ebf06eb22de627475683fc056d7885","sha256:195c5ed19de381d352b63dafee38f8115eab28ca5ac2e0485032c69a08269d19"],"state_sha256":"cbd2322fc845337679d6cd7cc54f8ca5386a81a990873bf30c2754f5a4d7350c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qVd766hyfDiztwZ7I5zcDfIjDC3VxI0m1In7S27rqqnJ6gHEm+F311vlkf+uurTYk1ooW6vpOJ6rZAyMYFVFCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T14:05:25.235878Z","bundle_sha256":"44dde5a639907e36c5d5cd89edcd7e8d11b82fbd0f1ba3e1eb1753dd5bfa18b5"}}