{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:QYEBIYBSTDW6TAVLQT5PDDI6SC","short_pith_number":"pith:QYEBIYBS","canonical_record":{"source":{"id":"1803.09523","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-03-26T11:49:43Z","cross_cats_sorted":[],"title_canon_sha256":"b6d2a539fcb22c7c2d5ab0fd94d4b9663a3cead7c0623e41bd87aee0cd73e533","abstract_canon_sha256":"2d1b61dad38fe670e222bc7ffd561fb7e24c184919bda91ee58a33a89b324e78"},"schema_version":"1.0"},"canonical_sha256":"860814603298ede982ab84faf18d1e908dad92edd9bc388d5e9d25f070b81f2f","source":{"kind":"arxiv","id":"1803.09523","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.09523","created_at":"2026-05-18T00:18:49Z"},{"alias_kind":"arxiv_version","alias_value":"1803.09523v1","created_at":"2026-05-18T00:18:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.09523","created_at":"2026-05-18T00:18:49Z"},{"alias_kind":"pith_short_12","alias_value":"QYEBIYBSTDW6","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"QYEBIYBSTDW6TAVL","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"QYEBIYBS","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:QYEBIYBSTDW6TAVLQT5PDDI6SC","target":"record","payload":{"canonical_record":{"source":{"id":"1803.09523","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-03-26T11:49:43Z","cross_cats_sorted":[],"title_canon_sha256":"b6d2a539fcb22c7c2d5ab0fd94d4b9663a3cead7c0623e41bd87aee0cd73e533","abstract_canon_sha256":"2d1b61dad38fe670e222bc7ffd561fb7e24c184919bda91ee58a33a89b324e78"},"schema_version":"1.0"},"canonical_sha256":"860814603298ede982ab84faf18d1e908dad92edd9bc388d5e9d25f070b81f2f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:49.168943Z","signature_b64":"JZtvmN5bPaV7zlYiUww/ot4/wxXj/pz89xWmAoud/ZWE9gid1g7J3LElhAptvKdIZpmc3k4YNC5n0DZL0r6UCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"860814603298ede982ab84faf18d1e908dad92edd9bc388d5e9d25f070b81f2f","last_reissued_at":"2026-05-18T00:18:49.167458Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:49.167458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.09523","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":"2026-05-18T00:18:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iM1z+RMYUdnNn0Quoqx8gQH8xz9tEVJQ0Qn0s7ajHM1XlsuwcBYt9RybAbiJUHqFOmIYDnqg9sbbo+yYGiSwAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T13:54:44.799986Z"},"content_sha256":"df343326bb4b3b40d80e9baf634a9744abd224b53553589d1e03276359625fad","schema_version":"1.0","event_id":"sha256:df343326bb4b3b40d80e9baf634a9744abd224b53553589d1e03276359625fad"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:QYEBIYBSTDW6TAVLQT5PDDI6SC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"White dwarf-main sequence binaries from LAMOST: the DR5 catalogue","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A.-L. Luo, A. Rebassa-Mansergas, H.-T. Zhang, J.-J. Ren, S. G. Parsons, X. Kong, X.-W. Liu","submitted_at":"2018-03-26T11:49:43Z","abstract_excerpt":"We present the data release (DR) 5 catalogue of white dwarf-main sequence (WDMS) binaries from the Large Area Multi-Object fiber Spectroscopic Telescope (LAMOST). The catalogue contains 876 WDMS binaries, of which 757 are additions to our previous LAMOST DR1 sample and 357 are systems that have not been published before. We also describe a LAMOST-dedicated survey that aims at obtaining spectra of photometrically-selected WDMS binaries from the Sloan Digital Sky Survey (SDSS) that are expected to contain cool white dwarfs and/or early type M dwarf companions. This is a population under-represen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.09523","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":"2026-05-18T00:18:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f+cnkuHsB/QF6IorT9OHuKJ3iuiFYIUr3eFTlcNXB3ddGEnHs7RDrfmlyZPw/7V1YGgQPkMoJEyPAM4YUt3fDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T13:54:44.800343Z"},"content_sha256":"51ab476cbfc11ee54615136a48baa15cf246e88e3ebd994bd7c14247c4d9d684","schema_version":"1.0","event_id":"sha256:51ab476cbfc11ee54615136a48baa15cf246e88e3ebd994bd7c14247c4d9d684"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QYEBIYBSTDW6TAVLQT5PDDI6SC/bundle.json","state_url":"https://pith.science/pith/QYEBIYBSTDW6TAVLQT5PDDI6SC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QYEBIYBSTDW6TAVLQT5PDDI6SC/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":"2026-06-05T13:54:44Z","links":{"resolver":"https://pith.science/pith/QYEBIYBSTDW6TAVLQT5PDDI6SC","bundle":"https://pith.science/pith/QYEBIYBSTDW6TAVLQT5PDDI6SC/bundle.json","state":"https://pith.science/pith/QYEBIYBSTDW6TAVLQT5PDDI6SC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QYEBIYBSTDW6TAVLQT5PDDI6SC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:QYEBIYBSTDW6TAVLQT5PDDI6SC","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":"2d1b61dad38fe670e222bc7ffd561fb7e24c184919bda91ee58a33a89b324e78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-03-26T11:49:43Z","title_canon_sha256":"b6d2a539fcb22c7c2d5ab0fd94d4b9663a3cead7c0623e41bd87aee0cd73e533"},"schema_version":"1.0","source":{"id":"1803.09523","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.09523","created_at":"2026-05-18T00:18:49Z"},{"alias_kind":"arxiv_version","alias_value":"1803.09523v1","created_at":"2026-05-18T00:18:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.09523","created_at":"2026-05-18T00:18:49Z"},{"alias_kind":"pith_short_12","alias_value":"QYEBIYBSTDW6","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"QYEBIYBSTDW6TAVL","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"QYEBIYBS","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:51ab476cbfc11ee54615136a48baa15cf246e88e3ebd994bd7c14247c4d9d684","target":"graph","created_at":"2026-05-18T00:18:49Z","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":"We present the data release (DR) 5 catalogue of white dwarf-main sequence (WDMS) binaries from the Large Area Multi-Object fiber Spectroscopic Telescope (LAMOST). The catalogue contains 876 WDMS binaries, of which 757 are additions to our previous LAMOST DR1 sample and 357 are systems that have not been published before. We also describe a LAMOST-dedicated survey that aims at obtaining spectra of photometrically-selected WDMS binaries from the Sloan Digital Sky Survey (SDSS) that are expected to contain cool white dwarfs and/or early type M dwarf companions. This is a population under-represen","authors_text":"A.-L. Luo, A. Rebassa-Mansergas, H.-T. Zhang, J.-J. Ren, S. G. Parsons, X. Kong, X.-W. Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-03-26T11:49:43Z","title":"White dwarf-main sequence binaries from LAMOST: the DR5 catalogue"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.09523","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:df343326bb4b3b40d80e9baf634a9744abd224b53553589d1e03276359625fad","target":"record","created_at":"2026-05-18T00:18:49Z","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":"2d1b61dad38fe670e222bc7ffd561fb7e24c184919bda91ee58a33a89b324e78","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-03-26T11:49:43Z","title_canon_sha256":"b6d2a539fcb22c7c2d5ab0fd94d4b9663a3cead7c0623e41bd87aee0cd73e533"},"schema_version":"1.0","source":{"id":"1803.09523","kind":"arxiv","version":1}},"canonical_sha256":"860814603298ede982ab84faf18d1e908dad92edd9bc388d5e9d25f070b81f2f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"860814603298ede982ab84faf18d1e908dad92edd9bc388d5e9d25f070b81f2f","first_computed_at":"2026-05-18T00:18:49.167458Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:18:49.167458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JZtvmN5bPaV7zlYiUww/ot4/wxXj/pz89xWmAoud/ZWE9gid1g7J3LElhAptvKdIZpmc3k4YNC5n0DZL0r6UCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:18:49.168943Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.09523","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df343326bb4b3b40d80e9baf634a9744abd224b53553589d1e03276359625fad","sha256:51ab476cbfc11ee54615136a48baa15cf246e88e3ebd994bd7c14247c4d9d684"],"state_sha256":"3f121da9214603e50277da0ecefa70bfd75ec5e79971bcca1f76ad80e6c7fc73"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sl/GVflAw+PHyIFtl5ntIOUvv7Y15i6ZTwvJRH0cI0PTNEI4khM3IpwWAHbTIGmkWkF0YTafqdR/v1taIvdECg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T13:54:44.802231Z","bundle_sha256":"ad90ec11b9db62327be1a9d6d3c069d96e8f2bb083d5bd1d3af8650308c90b75"}}