{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:734VWZGRZSO3I2OYUQXSS4RXIR","short_pith_number":"pith:734VWZGR","canonical_record":{"source":{"id":"1303.0177","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-01T14:28:52Z","cross_cats_sorted":[],"title_canon_sha256":"c08e795d20e759e5fa5362794197994ccd9597b5d353a0794cf98dcbeb763a24","abstract_canon_sha256":"950a06066fc2c151b4e52379dbc21978f429dcd0361ead7cdc83c02e7426b8f8"},"schema_version":"1.0"},"canonical_sha256":"fef95b64d1cc9db469d8a42f297237446b76632e0f970461b83f7605e118a68b","source":{"kind":"arxiv","id":"1303.0177","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.0177","created_at":"2026-05-18T01:51:25Z"},{"alias_kind":"arxiv_version","alias_value":"1303.0177v1","created_at":"2026-05-18T01:51:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.0177","created_at":"2026-05-18T01:51:25Z"},{"alias_kind":"pith_short_12","alias_value":"734VWZGRZSO3","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"734VWZGRZSO3I2OY","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"734VWZGR","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:734VWZGRZSO3I2OYUQXSS4RXIR","target":"record","payload":{"canonical_record":{"source":{"id":"1303.0177","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-01T14:28:52Z","cross_cats_sorted":[],"title_canon_sha256":"c08e795d20e759e5fa5362794197994ccd9597b5d353a0794cf98dcbeb763a24","abstract_canon_sha256":"950a06066fc2c151b4e52379dbc21978f429dcd0361ead7cdc83c02e7426b8f8"},"schema_version":"1.0"},"canonical_sha256":"fef95b64d1cc9db469d8a42f297237446b76632e0f970461b83f7605e118a68b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:51:25.474955Z","signature_b64":"37TrkrpG4e+Van2XfG3U+MgRNqSMcsLMtb6jWKzcUpI9DNvEwJpTf0jpC78fAxQDNe+JH+BfF9tQyM2AlHCrCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fef95b64d1cc9db469d8a42f297237446b76632e0f970461b83f7605e118a68b","last_reissued_at":"2026-05-18T01:51:25.474209Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:51:25.474209Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1303.0177","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":"2026-05-18T01:51:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O8LVmR6cnphAc3Kb3J3wtU25Dh8r5/oBQ7FqdUlKQnY3jHV35naezWcnL8Q9TnBc6qVGqKfMy2+fiKHLOMv8Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T14:40:17.443761Z"},"content_sha256":"1697a89ae96e51865bc87dcbfbfdd5ede19eb81b25ac55f16298a764cd8db4b0","schema_version":"1.0","event_id":"sha256:1697a89ae96e51865bc87dcbfbfdd5ede19eb81b25ac55f16298a764cd8db4b0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:734VWZGRZSO3I2OYUQXSS4RXIR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A new bright eclipsing hot subdwarf binary from the ASAS and SuperWASP surveys","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G. di Scala, H. Drechsel, P.F.L. Maxted, P. Wils, R.H. Oestensen, S. Geier, U. Heber, V. Schaffenroth","submitted_at":"2013-03-01T14:28:52Z","abstract_excerpt":"We report the discovery of a bright (V=11.6 mag) eclipsing hot subdwarf binary of spectral type B with a late main sequence companion from the All Sky Automated Survey (ASAS 102322-3737.0). Such systems are called HW Vir stars after the prototype. The lightcurve shows a grazing eclipse and a strong reflection effect. An orbital period of P=0.13927 d, an inclination of i=65.86{\\deg}, a mass ratio q=0.34, a radial velocity semiamplitude K_1=81.0 kms^-1, and other parameters are derived from a combined spectroscopic and photometric analysis. The short period can only be explained by a common enve"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.0177","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":"2026-05-18T01:51:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KVAXS7kefc8vGem7DnPxIbAKVwLp//BY0dfofP+N67C+uRdQ5VGSGCwleHWn0KeiH2goz8URdcSV5chsjdxdBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T14:40:17.444108Z"},"content_sha256":"18c1c2464e8e94a25bad34f7f211d8aa18457d7f2d855450ceeb98ab4312e4e8","schema_version":"1.0","event_id":"sha256:18c1c2464e8e94a25bad34f7f211d8aa18457d7f2d855450ceeb98ab4312e4e8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/734VWZGRZSO3I2OYUQXSS4RXIR/bundle.json","state_url":"https://pith.science/pith/734VWZGRZSO3I2OYUQXSS4RXIR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/734VWZGRZSO3I2OYUQXSS4RXIR/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":"2026-05-27T14:40:17Z","links":{"resolver":"https://pith.science/pith/734VWZGRZSO3I2OYUQXSS4RXIR","bundle":"https://pith.science/pith/734VWZGRZSO3I2OYUQXSS4RXIR/bundle.json","state":"https://pith.science/pith/734VWZGRZSO3I2OYUQXSS4RXIR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/734VWZGRZSO3I2OYUQXSS4RXIR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:734VWZGRZSO3I2OYUQXSS4RXIR","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":"950a06066fc2c151b4e52379dbc21978f429dcd0361ead7cdc83c02e7426b8f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-01T14:28:52Z","title_canon_sha256":"c08e795d20e759e5fa5362794197994ccd9597b5d353a0794cf98dcbeb763a24"},"schema_version":"1.0","source":{"id":"1303.0177","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.0177","created_at":"2026-05-18T01:51:25Z"},{"alias_kind":"arxiv_version","alias_value":"1303.0177v1","created_at":"2026-05-18T01:51:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.0177","created_at":"2026-05-18T01:51:25Z"},{"alias_kind":"pith_short_12","alias_value":"734VWZGRZSO3","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"734VWZGRZSO3I2OY","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"734VWZGR","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:18c1c2464e8e94a25bad34f7f211d8aa18457d7f2d855450ceeb98ab4312e4e8","target":"graph","created_at":"2026-05-18T01:51:25Z","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 report the discovery of a bright (V=11.6 mag) eclipsing hot subdwarf binary of spectral type B with a late main sequence companion from the All Sky Automated Survey (ASAS 102322-3737.0). Such systems are called HW Vir stars after the prototype. The lightcurve shows a grazing eclipse and a strong reflection effect. An orbital period of P=0.13927 d, an inclination of i=65.86{\\deg}, a mass ratio q=0.34, a radial velocity semiamplitude K_1=81.0 kms^-1, and other parameters are derived from a combined spectroscopic and photometric analysis. The short period can only be explained by a common enve","authors_text":"G. di Scala, H. Drechsel, P.F.L. Maxted, P. Wils, R.H. Oestensen, S. Geier, U. Heber, V. Schaffenroth","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-01T14:28:52Z","title":"A new bright eclipsing hot subdwarf binary from the ASAS and SuperWASP surveys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.0177","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":"sha256:1697a89ae96e51865bc87dcbfbfdd5ede19eb81b25ac55f16298a764cd8db4b0","target":"record","created_at":"2026-05-18T01:51:25Z","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":"950a06066fc2c151b4e52379dbc21978f429dcd0361ead7cdc83c02e7426b8f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-03-01T14:28:52Z","title_canon_sha256":"c08e795d20e759e5fa5362794197994ccd9597b5d353a0794cf98dcbeb763a24"},"schema_version":"1.0","source":{"id":"1303.0177","kind":"arxiv","version":1}},"canonical_sha256":"fef95b64d1cc9db469d8a42f297237446b76632e0f970461b83f7605e118a68b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fef95b64d1cc9db469d8a42f297237446b76632e0f970461b83f7605e118a68b","first_computed_at":"2026-05-18T01:51:25.474209Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:51:25.474209Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"37TrkrpG4e+Van2XfG3U+MgRNqSMcsLMtb6jWKzcUpI9DNvEwJpTf0jpC78fAxQDNe+JH+BfF9tQyM2AlHCrCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:51:25.474955Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.0177","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1697a89ae96e51865bc87dcbfbfdd5ede19eb81b25ac55f16298a764cd8db4b0","sha256:18c1c2464e8e94a25bad34f7f211d8aa18457d7f2d855450ceeb98ab4312e4e8"],"state_sha256":"eefb6e5f19036fe8cba75aa20a61a1f9954cd9de0687e7a165d08b59e4b822c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SpY1WNtdJleDLG+rthN1Dlhz/214KcVzNzkqI8GxWhNbV09LArMKrv1Z6J1JOb5phz2BKxVFt/rwHjEdggfvBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T14:40:17.446286Z","bundle_sha256":"676386bf33a0affa4813912486c43dbd27d1a607ed7df889e56a164fecfffe40"}}