{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:CALOHZA7XKM44IEW3KXHLMNSHY","short_pith_number":"pith:CALOHZA7","canonical_record":{"source":{"id":"1709.03436","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-09-11T15:27:08Z","cross_cats_sorted":[],"title_canon_sha256":"1a0fb184f3b5007368593ad1661ba49c3bf7157eb6cac32860b20dd884f2cf6c","abstract_canon_sha256":"5da5c60393b7a5bc67de23cd1053277d658d3e165fe775d82b730862fd6930cf"},"schema_version":"1.0"},"canonical_sha256":"1016e3e41fba99ce2096daae75b1b23e11f92b1887ad9c6075032fd37cefd4f2","source":{"kind":"arxiv","id":"1709.03436","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.03436","created_at":"2026-05-18T00:23:33Z"},{"alias_kind":"arxiv_version","alias_value":"1709.03436v1","created_at":"2026-05-18T00:23:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.03436","created_at":"2026-05-18T00:23:33Z"},{"alias_kind":"pith_short_12","alias_value":"CALOHZA7XKM4","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CALOHZA7XKM44IEW","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CALOHZA7","created_at":"2026-05-18T12:31:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:CALOHZA7XKM44IEW3KXHLMNSHY","target":"record","payload":{"canonical_record":{"source":{"id":"1709.03436","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-09-11T15:27:08Z","cross_cats_sorted":[],"title_canon_sha256":"1a0fb184f3b5007368593ad1661ba49c3bf7157eb6cac32860b20dd884f2cf6c","abstract_canon_sha256":"5da5c60393b7a5bc67de23cd1053277d658d3e165fe775d82b730862fd6930cf"},"schema_version":"1.0"},"canonical_sha256":"1016e3e41fba99ce2096daae75b1b23e11f92b1887ad9c6075032fd37cefd4f2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:23:33.572948Z","signature_b64":"z6BaYQkBTT7NHcUgNzHD0J48uBzOtZTZfimg40kvQ44lEmJlAWA6BLtGaAoYY9zkcgry2Fx5+Lcnv/THeFFuDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1016e3e41fba99ce2096daae75b1b23e11f92b1887ad9c6075032fd37cefd4f2","last_reissued_at":"2026-05-18T00:23:33.572406Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:23:33.572406Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.03436","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":"2026-05-18T00:23:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GO7mFMOt5WtoTXz3lgBShlvhTilfkHqzuU0gegM71n2fDVKOU40kIDzRY2O4tR0f9cHRh319Hs1dpfimp2UfCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T23:07:40.169165Z"},"content_sha256":"1e07f5a8deebe6b351dcf3e4954fe797d962b0bfa040de23ff1fbf8143f40028","schema_version":"1.0","event_id":"sha256:1e07f5a8deebe6b351dcf3e4954fe797d962b0bfa040de23ff1fbf8143f40028"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:CALOHZA7XKM44IEW3KXHLMNSHY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-technique investigation of the binary fraction among A-F type candidate hybrid variable stars discovered by Kepler","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Escorza, A. Samadi, \\'A. S\\'odor, D. Kamath, G. M. Oomen, G. Van de Steene, H. Lehmann, L. Dumortier, L. Vermeylen, M. Laverick, M. Skarka, P. De Cat, P. Lampens, R. de Nutte, S. Triana, Y. Fr\\'emat, Zs. Bogn\\'ar","submitted_at":"2017-09-11T15:27:08Z","abstract_excerpt":"Hundreds of candidate hybrid pulsators of intermediate type A-F were revealed by the recent space missions. Hybrid pulsators allow to study the full stellar interiors, where p- and g-modes are simultaneously excited. The true hybrid stars must be identified since other processes, due to stellar multiplicity or rotation, might explain the presence of (some) low frequencies observed in their periodograms. We measured the radial velocities of 50 candidate Delta Sct - Gamma Dor hybrid stars from the Kepler mission with the Hermes/Ace spectrographs over a span of months to years. We aim to derive t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.03436","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":"2026-05-18T00:23:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rQMhVbnXDFRrNI6jjuKfTVc/LfClNdAiC5PhifETZ03f8usO1Y/MegibeT5nCnkXX1inz7tGxRcfqZ7Zl6qMBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T23:07:40.169899Z"},"content_sha256":"e5506086f7ec6657659e79edb3d5e732e2d8d20ea271153fbb7bf07b9f7e6717","schema_version":"1.0","event_id":"sha256:e5506086f7ec6657659e79edb3d5e732e2d8d20ea271153fbb7bf07b9f7e6717"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CALOHZA7XKM44IEW3KXHLMNSHY/bundle.json","state_url":"https://pith.science/pith/CALOHZA7XKM44IEW3KXHLMNSHY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CALOHZA7XKM44IEW3KXHLMNSHY/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":"2026-06-05T23:07:40Z","links":{"resolver":"https://pith.science/pith/CALOHZA7XKM44IEW3KXHLMNSHY","bundle":"https://pith.science/pith/CALOHZA7XKM44IEW3KXHLMNSHY/bundle.json","state":"https://pith.science/pith/CALOHZA7XKM44IEW3KXHLMNSHY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CALOHZA7XKM44IEW3KXHLMNSHY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:CALOHZA7XKM44IEW3KXHLMNSHY","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":"5da5c60393b7a5bc67de23cd1053277d658d3e165fe775d82b730862fd6930cf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-09-11T15:27:08Z","title_canon_sha256":"1a0fb184f3b5007368593ad1661ba49c3bf7157eb6cac32860b20dd884f2cf6c"},"schema_version":"1.0","source":{"id":"1709.03436","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.03436","created_at":"2026-05-18T00:23:33Z"},{"alias_kind":"arxiv_version","alias_value":"1709.03436v1","created_at":"2026-05-18T00:23:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.03436","created_at":"2026-05-18T00:23:33Z"},{"alias_kind":"pith_short_12","alias_value":"CALOHZA7XKM4","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CALOHZA7XKM44IEW","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CALOHZA7","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:e5506086f7ec6657659e79edb3d5e732e2d8d20ea271153fbb7bf07b9f7e6717","target":"graph","created_at":"2026-05-18T00:23:33Z","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":"Hundreds of candidate hybrid pulsators of intermediate type A-F were revealed by the recent space missions. Hybrid pulsators allow to study the full stellar interiors, where p- and g-modes are simultaneously excited. The true hybrid stars must be identified since other processes, due to stellar multiplicity or rotation, might explain the presence of (some) low frequencies observed in their periodograms. We measured the radial velocities of 50 candidate Delta Sct - Gamma Dor hybrid stars from the Kepler mission with the Hermes/Ace spectrographs over a span of months to years. We aim to derive t","authors_text":"A. Escorza, A. Samadi, \\'A. S\\'odor, D. Kamath, G. M. Oomen, G. Van de Steene, H. Lehmann, L. Dumortier, L. Vermeylen, M. Laverick, M. Skarka, P. De Cat, P. Lampens, R. de Nutte, S. Triana, Y. Fr\\'emat, Zs. Bogn\\'ar","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-09-11T15:27:08Z","title":"Multi-technique investigation of the binary fraction among A-F type candidate hybrid variable stars discovered by Kepler"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.03436","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":"sha256:1e07f5a8deebe6b351dcf3e4954fe797d962b0bfa040de23ff1fbf8143f40028","target":"record","created_at":"2026-05-18T00:23:33Z","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":"5da5c60393b7a5bc67de23cd1053277d658d3e165fe775d82b730862fd6930cf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-09-11T15:27:08Z","title_canon_sha256":"1a0fb184f3b5007368593ad1661ba49c3bf7157eb6cac32860b20dd884f2cf6c"},"schema_version":"1.0","source":{"id":"1709.03436","kind":"arxiv","version":1}},"canonical_sha256":"1016e3e41fba99ce2096daae75b1b23e11f92b1887ad9c6075032fd37cefd4f2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1016e3e41fba99ce2096daae75b1b23e11f92b1887ad9c6075032fd37cefd4f2","first_computed_at":"2026-05-18T00:23:33.572406Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:23:33.572406Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z6BaYQkBTT7NHcUgNzHD0J48uBzOtZTZfimg40kvQ44lEmJlAWA6BLtGaAoYY9zkcgry2Fx5+Lcnv/THeFFuDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:23:33.572948Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.03436","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1e07f5a8deebe6b351dcf3e4954fe797d962b0bfa040de23ff1fbf8143f40028","sha256:e5506086f7ec6657659e79edb3d5e732e2d8d20ea271153fbb7bf07b9f7e6717"],"state_sha256":"b33e734542798c2c88c50955b0a7e5f60341de9cbb07b6d87f00a09c266ad4dc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gxwYq/9KhiNo6ax7+/KdomjE3362RionAxTLe6Etf5++ZsMhArEY9u4n8qwSAH1HcQEq5C9nsj7XFWsPB0SIDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T23:07:40.173723Z","bundle_sha256":"8ef5f55f0055e1c7eb516522492814fbd5d9cae2382b22e2a92cb12f356447dc"}}