{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:LXHN5CBUTXXS2G5BLNRR24YPFA","short_pith_number":"pith:LXHN5CBU","canonical_record":{"source":{"id":"1901.08777","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-01-25T08:16:51Z","cross_cats_sorted":["astro-ph.IM","astro-ph.SR"],"title_canon_sha256":"a5f04d38cf1788d4bacc98be4c791a2fb7da25e7343160d60d67cbd966efef05","abstract_canon_sha256":"10ab903b29983b12972b7f8997296edbd9aedeb3211e5715779964bec1d62f20"},"schema_version":"1.0"},"canonical_sha256":"5dcede88349def2d1ba15b631d730f28096b87d666d11eb7a07a6212840b2ea7","source":{"kind":"arxiv","id":"1901.08777","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.08777","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"arxiv_version","alias_value":"1901.08777v1","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.08777","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"pith_short_12","alias_value":"LXHN5CBUTXXS","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"LXHN5CBUTXXS2G5B","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"LXHN5CBU","created_at":"2026-05-18T12:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:LXHN5CBUTXXS2G5BLNRR24YPFA","target":"record","payload":{"canonical_record":{"source":{"id":"1901.08777","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-01-25T08:16:51Z","cross_cats_sorted":["astro-ph.IM","astro-ph.SR"],"title_canon_sha256":"a5f04d38cf1788d4bacc98be4c791a2fb7da25e7343160d60d67cbd966efef05","abstract_canon_sha256":"10ab903b29983b12972b7f8997296edbd9aedeb3211e5715779964bec1d62f20"},"schema_version":"1.0"},"canonical_sha256":"5dcede88349def2d1ba15b631d730f28096b87d666d11eb7a07a6212840b2ea7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:52:03.083265Z","signature_b64":"Aa7heJREwpkd58jjoGvIe5zxyvD7bzYzH4vJaiu0Fz2dwRQl2ITHGsR6o8rB1hMQOwZjrBsPXtZokcDXVxW4CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5dcede88349def2d1ba15b631d730f28096b87d666d11eb7a07a6212840b2ea7","last_reissued_at":"2026-05-17T23:52:03.082593Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:52:03.082593Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.08777","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":"2026-05-17T23:52:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+Cl8lBY2M5LRl5KGBI5gMqBhURbYmXhxPX1DI3wbAKoBP2/vK1wS4L3saSYd9vG+U5Lhtw/z00ALiRkENkhcDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T15:48:32.275854Z"},"content_sha256":"1bab35f4b7856fb4ac76fcc91f6cf4067591d4cfbcd8884685ffb42c371e0e80","schema_version":"1.0","event_id":"sha256:1bab35f4b7856fb4ac76fcc91f6cf4067591d4cfbcd8884685ffb42c371e0e80"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:LXHN5CBUTXXS2G5BLNRR24YPFA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sectoral r modes and periodic RV variations of Sun-like stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"A. F. Lanza, K. Rodenbeck, L. Gizon, T. V. Zaqarashvili, Z.-C. Liang","submitted_at":"2019-01-25T08:16:51Z","abstract_excerpt":"Radial velocity (RV) measurements are used to search for planets orbiting late-type main-sequence stars and confirm the transiting planets. The most advanced spectrometers are approaching a precision of $\\sim 10$ cm/s that implies the need to identify and correct for all possible sources of RV oscillations intrinsic to the star down to this level and possibly beyond. The recent discovery of global-scale equatorial Rossby waves in the Sun, also called r modes, prompted us to investigate their possible signature in stellar RV measurements. R modes are toroidal modes of oscillation whose restorin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.08777","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":""},"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":"2026-05-17T23:52:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uikOrW7lhxv7APZjAoWgyTg3AkDaZHW92iv1HmEevm11WzGNhbS6Mn7nkaa/og1g0aDr5brXttLy/JKNa/16Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T15:48:32.276480Z"},"content_sha256":"8f428e5e8e53212bfc9169f7a6b60e44b310340dd533991cdc89cac08efe945f","schema_version":"1.0","event_id":"sha256:8f428e5e8e53212bfc9169f7a6b60e44b310340dd533991cdc89cac08efe945f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LXHN5CBUTXXS2G5BLNRR24YPFA/bundle.json","state_url":"https://pith.science/pith/LXHN5CBUTXXS2G5BLNRR24YPFA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LXHN5CBUTXXS2G5BLNRR24YPFA/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":"2026-05-26T15:48:32Z","links":{"resolver":"https://pith.science/pith/LXHN5CBUTXXS2G5BLNRR24YPFA","bundle":"https://pith.science/pith/LXHN5CBUTXXS2G5BLNRR24YPFA/bundle.json","state":"https://pith.science/pith/LXHN5CBUTXXS2G5BLNRR24YPFA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LXHN5CBUTXXS2G5BLNRR24YPFA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:LXHN5CBUTXXS2G5BLNRR24YPFA","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":"10ab903b29983b12972b7f8997296edbd9aedeb3211e5715779964bec1d62f20","cross_cats_sorted":["astro-ph.IM","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-01-25T08:16:51Z","title_canon_sha256":"a5f04d38cf1788d4bacc98be4c791a2fb7da25e7343160d60d67cbd966efef05"},"schema_version":"1.0","source":{"id":"1901.08777","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.08777","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"arxiv_version","alias_value":"1901.08777v1","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.08777","created_at":"2026-05-17T23:52:03Z"},{"alias_kind":"pith_short_12","alias_value":"LXHN5CBUTXXS","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"LXHN5CBUTXXS2G5B","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"LXHN5CBU","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:8f428e5e8e53212bfc9169f7a6b60e44b310340dd533991cdc89cac08efe945f","target":"graph","created_at":"2026-05-17T23:52:03Z","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"},"paper":{"abstract_excerpt":"Radial velocity (RV) measurements are used to search for planets orbiting late-type main-sequence stars and confirm the transiting planets. The most advanced spectrometers are approaching a precision of $\\sim 10$ cm/s that implies the need to identify and correct for all possible sources of RV oscillations intrinsic to the star down to this level and possibly beyond. The recent discovery of global-scale equatorial Rossby waves in the Sun, also called r modes, prompted us to investigate their possible signature in stellar RV measurements. R modes are toroidal modes of oscillation whose restorin","authors_text":"A. F. Lanza, K. Rodenbeck, L. Gizon, T. V. Zaqarashvili, Z.-C. Liang","cross_cats":["astro-ph.IM","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-01-25T08:16:51Z","title":"Sectoral r modes and periodic RV variations of Sun-like stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.08777","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":"sha256:1bab35f4b7856fb4ac76fcc91f6cf4067591d4cfbcd8884685ffb42c371e0e80","target":"record","created_at":"2026-05-17T23:52:03Z","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":"10ab903b29983b12972b7f8997296edbd9aedeb3211e5715779964bec1d62f20","cross_cats_sorted":["astro-ph.IM","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-01-25T08:16:51Z","title_canon_sha256":"a5f04d38cf1788d4bacc98be4c791a2fb7da25e7343160d60d67cbd966efef05"},"schema_version":"1.0","source":{"id":"1901.08777","kind":"arxiv","version":1}},"canonical_sha256":"5dcede88349def2d1ba15b631d730f28096b87d666d11eb7a07a6212840b2ea7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5dcede88349def2d1ba15b631d730f28096b87d666d11eb7a07a6212840b2ea7","first_computed_at":"2026-05-17T23:52:03.082593Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:52:03.082593Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Aa7heJREwpkd58jjoGvIe5zxyvD7bzYzH4vJaiu0Fz2dwRQl2ITHGsR6o8rB1hMQOwZjrBsPXtZokcDXVxW4CA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:52:03.083265Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.08777","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1bab35f4b7856fb4ac76fcc91f6cf4067591d4cfbcd8884685ffb42c371e0e80","sha256:8f428e5e8e53212bfc9169f7a6b60e44b310340dd533991cdc89cac08efe945f"],"state_sha256":"e00dbda40b65ba25efe98293b7608cc298a2ee94e3937932df2144cf804eaf1a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qhLH8a/7MuAZDTCVRutFeMcOQXxPwPkqSPyEHowrZOjKFdWDJBRrNhY6jxOCF0o0x3Dnf0yNSIdKL3q/y3pjDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T15:48:32.278840Z","bundle_sha256":"b9b2c277bad7a9e354746d2cab03d63e347440bc4f6a451db50fab5945ad9b0d"}}