{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:FAWZTLE7MHTBQIFY34PR7HQDQZ","short_pith_number":"pith:FAWZTLE7","canonical_record":{"source":{"id":"1203.1208","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-06T14:30:31Z","cross_cats_sorted":[],"title_canon_sha256":"1bb2f9e123a49494dbd5a8a097f8a3705484e010a90275957afbee9c7480fafe","abstract_canon_sha256":"7fd5d2cd254e9b7f2bdf6118e11df3c83adacc8246d155cf466a2aa781a6227d"},"schema_version":"1.0"},"canonical_sha256":"282d99ac9f61e61820b8df1f1f9e038649c8c69571847bd35e27ded6055d1133","source":{"kind":"arxiv","id":"1203.1208","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.1208","created_at":"2026-05-18T01:58:14Z"},{"alias_kind":"arxiv_version","alias_value":"1203.1208v1","created_at":"2026-05-18T01:58:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.1208","created_at":"2026-05-18T01:58:14Z"},{"alias_kind":"pith_short_12","alias_value":"FAWZTLE7MHTB","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"FAWZTLE7MHTBQIFY","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"FAWZTLE7","created_at":"2026-05-18T12:27:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:FAWZTLE7MHTBQIFY34PR7HQDQZ","target":"record","payload":{"canonical_record":{"source":{"id":"1203.1208","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-06T14:30:31Z","cross_cats_sorted":[],"title_canon_sha256":"1bb2f9e123a49494dbd5a8a097f8a3705484e010a90275957afbee9c7480fafe","abstract_canon_sha256":"7fd5d2cd254e9b7f2bdf6118e11df3c83adacc8246d155cf466a2aa781a6227d"},"schema_version":"1.0"},"canonical_sha256":"282d99ac9f61e61820b8df1f1f9e038649c8c69571847bd35e27ded6055d1133","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:14.246343Z","signature_b64":"85uDCzZxjurym6aY7mvWIPD/rYECvzmWf+05KHTfJrTAunxDiOR9WFNIsDYjYmPyka/wF6rNK7SoS5VOL2SJBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"282d99ac9f61e61820b8df1f1f9e038649c8c69571847bd35e27ded6055d1133","last_reissued_at":"2026-05-18T01:58:14.245492Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:14.245492Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.1208","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":"2026-05-18T01:58:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"etg0kFRNytoNUEz1uxQgXCrcvZoO+b4pGzYXLw1bREmodFyq0aRilEOn+zvmhdVlKVmLgodJLugm11WjZe/zAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T17:59:35.408588Z"},"content_sha256":"01efdfc258392c9ac6fcaf4284d5194b6efff7be12df03d51af8b919cd5f5548","schema_version":"1.0","event_id":"sha256:01efdfc258392c9ac6fcaf4284d5194b6efff7be12df03d51af8b919cd5f5548"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:FAWZTLE7MHTBQIFY34PR7HQDQZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Post-common envelope binaries from SDSS - XVI. Long orbital period systems and the energy budget of CE evolution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Nebot Gomez-Moran, A. Rebassa-Mansergas, A. Schwope, B.T. Gaensicke, C. Papadaki, C. Tappert, D. Koester, J. Southworth, L. Schmidtobreick, M.R. Schreiber, M. Zorotovic, O. Toloza, S. Pyrzas","submitted_at":"2012-03-06T14:30:31Z","abstract_excerpt":"Virtually all close compact binary stars are formed through common-envelope (CE) evolution. It is generally accepted that during this crucial evolutionary phase a fraction of the orbital energy is used to expel the envelope. However, it is unclear whether additional sources of energy, such as the recombination energy of the envelope, play an important role. Here we report the discovery of the second and third longest orbital period post-common envelope binaries (PCEBs) containing white dwarf (WD) primaries, i.e. SDSSJ121130.94-024954.4 (Porb = 7.818 +- 0.002 days) and SDSSJ222108.45+002927.7 ("},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.1208","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":"2026-05-18T01:58:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gzZumPLRNsIQKlFv58rBxVew2yVTNmirYzwEOnM1avrU8PDyoP7wlkTw4jTIsmUdV6EwKEdgLjqoqE+NTzuEDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T17:59:35.408987Z"},"content_sha256":"132f2df3acd97003fe83360962788acbc42513acce15da7acf4b5a38ab4178e5","schema_version":"1.0","event_id":"sha256:132f2df3acd97003fe83360962788acbc42513acce15da7acf4b5a38ab4178e5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FAWZTLE7MHTBQIFY34PR7HQDQZ/bundle.json","state_url":"https://pith.science/pith/FAWZTLE7MHTBQIFY34PR7HQDQZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FAWZTLE7MHTBQIFY34PR7HQDQZ/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":"2026-05-18T17:59:35Z","links":{"resolver":"https://pith.science/pith/FAWZTLE7MHTBQIFY34PR7HQDQZ","bundle":"https://pith.science/pith/FAWZTLE7MHTBQIFY34PR7HQDQZ/bundle.json","state":"https://pith.science/pith/FAWZTLE7MHTBQIFY34PR7HQDQZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FAWZTLE7MHTBQIFY34PR7HQDQZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:FAWZTLE7MHTBQIFY34PR7HQDQZ","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":"7fd5d2cd254e9b7f2bdf6118e11df3c83adacc8246d155cf466a2aa781a6227d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-06T14:30:31Z","title_canon_sha256":"1bb2f9e123a49494dbd5a8a097f8a3705484e010a90275957afbee9c7480fafe"},"schema_version":"1.0","source":{"id":"1203.1208","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.1208","created_at":"2026-05-18T01:58:14Z"},{"alias_kind":"arxiv_version","alias_value":"1203.1208v1","created_at":"2026-05-18T01:58:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.1208","created_at":"2026-05-18T01:58:14Z"},{"alias_kind":"pith_short_12","alias_value":"FAWZTLE7MHTB","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"FAWZTLE7MHTBQIFY","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"FAWZTLE7","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:132f2df3acd97003fe83360962788acbc42513acce15da7acf4b5a38ab4178e5","target":"graph","created_at":"2026-05-18T01:58:14Z","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":"Virtually all close compact binary stars are formed through common-envelope (CE) evolution. It is generally accepted that during this crucial evolutionary phase a fraction of the orbital energy is used to expel the envelope. However, it is unclear whether additional sources of energy, such as the recombination energy of the envelope, play an important role. Here we report the discovery of the second and third longest orbital period post-common envelope binaries (PCEBs) containing white dwarf (WD) primaries, i.e. SDSSJ121130.94-024954.4 (Porb = 7.818 +- 0.002 days) and SDSSJ222108.45+002927.7 (","authors_text":"A. Nebot Gomez-Moran, A. Rebassa-Mansergas, A. Schwope, B.T. Gaensicke, C. Papadaki, C. Tappert, D. Koester, J. Southworth, L. Schmidtobreick, M.R. Schreiber, M. Zorotovic, O. Toloza, S. Pyrzas","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-06T14:30:31Z","title":"Post-common envelope binaries from SDSS - XVI. Long orbital period systems and the energy budget of CE evolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.1208","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":"sha256:01efdfc258392c9ac6fcaf4284d5194b6efff7be12df03d51af8b919cd5f5548","target":"record","created_at":"2026-05-18T01:58:14Z","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":"7fd5d2cd254e9b7f2bdf6118e11df3c83adacc8246d155cf466a2aa781a6227d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-03-06T14:30:31Z","title_canon_sha256":"1bb2f9e123a49494dbd5a8a097f8a3705484e010a90275957afbee9c7480fafe"},"schema_version":"1.0","source":{"id":"1203.1208","kind":"arxiv","version":1}},"canonical_sha256":"282d99ac9f61e61820b8df1f1f9e038649c8c69571847bd35e27ded6055d1133","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"282d99ac9f61e61820b8df1f1f9e038649c8c69571847bd35e27ded6055d1133","first_computed_at":"2026-05-18T01:58:14.245492Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:14.245492Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"85uDCzZxjurym6aY7mvWIPD/rYECvzmWf+05KHTfJrTAunxDiOR9WFNIsDYjYmPyka/wF6rNK7SoS5VOL2SJBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:14.246343Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.1208","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01efdfc258392c9ac6fcaf4284d5194b6efff7be12df03d51af8b919cd5f5548","sha256:132f2df3acd97003fe83360962788acbc42513acce15da7acf4b5a38ab4178e5"],"state_sha256":"a8b321eb7147a47c62c56dfdd336e91268ee037c38d86da05650e29fd3c0f2f9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P0DcKtjhUwdcQobyc9sD3jvj4/gG9dXkMiHyvNhr3Xnp5Wttnwf5H3BIG+BfOfV5kHTmko/ArmLOmgTUD7GmAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T17:59:35.410559Z","bundle_sha256":"2b783a95289909e0cacc49e0031b6a6c5a41b08da52b10b78b5b4d09279adc2f"}}