{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:PRYWV6AQWYQ7WJYYWMGUCPGHWA","short_pith_number":"pith:PRYWV6AQ","canonical_record":{"source":{"id":"1804.00384","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-02T03:29:56Z","cross_cats_sorted":[],"title_canon_sha256":"a16686fc08bc1ccf9fc2733c71b866b35ac0bcea5672503d9081552919922192","abstract_canon_sha256":"d28a982e4a0f302060674dbac361232c033b44402e51fb903e4d6ad130d1b485"},"schema_version":"1.0"},"canonical_sha256":"7c716af810b621fb2718b30d413cc7b00c47a87950d5556631337566e546563b","source":{"kind":"arxiv","id":"1804.00384","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.00384","created_at":"2026-05-17T23:54:16Z"},{"alias_kind":"arxiv_version","alias_value":"1804.00384v2","created_at":"2026-05-17T23:54:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.00384","created_at":"2026-05-17T23:54:16Z"},{"alias_kind":"pith_short_12","alias_value":"PRYWV6AQWYQ7","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PRYWV6AQWYQ7WJYY","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PRYWV6AQ","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:PRYWV6AQWYQ7WJYYWMGUCPGHWA","target":"record","payload":{"canonical_record":{"source":{"id":"1804.00384","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-02T03:29:56Z","cross_cats_sorted":[],"title_canon_sha256":"a16686fc08bc1ccf9fc2733c71b866b35ac0bcea5672503d9081552919922192","abstract_canon_sha256":"d28a982e4a0f302060674dbac361232c033b44402e51fb903e4d6ad130d1b485"},"schema_version":"1.0"},"canonical_sha256":"7c716af810b621fb2718b30d413cc7b00c47a87950d5556631337566e546563b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:54:16.590926Z","signature_b64":"bB9U0hhReGra+tr2vooMGBZkaYwmwGGxGWRmTFZE820bWgz/ifsLXt3aaDZVAoVFJvCgRCxo08YJnWZiyYEbBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7c716af810b621fb2718b30d413cc7b00c47a87950d5556631337566e546563b","last_reissued_at":"2026-05-17T23:54:16.590378Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:54:16.590378Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.00384","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:54:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QOpR18VhFghB+mqnK44qXLXNc9UKWk0rgIu8lU6aOld6a5OEazeLWzIp8sI9fl9qJBLFNEDD+Zgyrimr+HNoCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T09:52:58.540718Z"},"content_sha256":"81c043c6ce6b1c9a61bad8a9db339a90451d06c00b0897095b6d378249aeee16","schema_version":"1.0","event_id":"sha256:81c043c6ce6b1c9a61bad8a9db339a90451d06c00b0897095b6d378249aeee16"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:PRYWV6AQWYQ7WJYYWMGUCPGHWA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"RW Dor: A G-type shallow contact binary with new orbital period investigation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"B. Soonthornthum, D. E. Reichart, E. Fern'andez Laj\\'us, J. B. Haislip, J. Zhang, N.-P. Liu, S.-B. Qian, S. Poshyachinda, T. Sarotsakulchai, V. V. Kouprianov, W.-P. Liao, X. Zhou","submitted_at":"2018-04-02T03:29:56Z","abstract_excerpt":"New CCD photometric light curves of short period (P=0.285d) eclipsing binary RW Dor are presented. The observations performed with the PROMPT-8 robotic telescope at CTIO in Chile from March 2015 to March 2017. The other eclipse timings were obtained from the 2.15-m JS telescope at CASLEO, San Juan, Argentina in December 2011. By light-curve analysis, it is found that RW Dor is a W-type shallow contact binary with a fill-out factor $f \\sim 11\\%$ and high mass ratio $q \\sim 1.587$ (1/q = 0.63), where the hotter component is the less massive one ($M_1 \\sim 0.52M_{\\odot}$ and $M_2 \\sim 0.82M_{\\odo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.00384","kind":"arxiv","version":2},"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":"2026-05-17T23:54:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vjt3pwyUAqi50tCHt0BXpbxfOervRvmw/BYATxN9Utd+bAcVtFNMxqPanqVmNc3u00Ly9BZ4Hv5Xfc7ehT2nDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T09:52:58.541072Z"},"content_sha256":"5c102e177a20b9ca46babcb9a73b98195ca0c3faaf1d95f0a3087d3c080439a0","schema_version":"1.0","event_id":"sha256:5c102e177a20b9ca46babcb9a73b98195ca0c3faaf1d95f0a3087d3c080439a0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PRYWV6AQWYQ7WJYYWMGUCPGHWA/bundle.json","state_url":"https://pith.science/pith/PRYWV6AQWYQ7WJYYWMGUCPGHWA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PRYWV6AQWYQ7WJYYWMGUCPGHWA/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":"2026-06-24T09:52:58Z","links":{"resolver":"https://pith.science/pith/PRYWV6AQWYQ7WJYYWMGUCPGHWA","bundle":"https://pith.science/pith/PRYWV6AQWYQ7WJYYWMGUCPGHWA/bundle.json","state":"https://pith.science/pith/PRYWV6AQWYQ7WJYYWMGUCPGHWA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PRYWV6AQWYQ7WJYYWMGUCPGHWA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PRYWV6AQWYQ7WJYYWMGUCPGHWA","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":"d28a982e4a0f302060674dbac361232c033b44402e51fb903e4d6ad130d1b485","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-02T03:29:56Z","title_canon_sha256":"a16686fc08bc1ccf9fc2733c71b866b35ac0bcea5672503d9081552919922192"},"schema_version":"1.0","source":{"id":"1804.00384","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.00384","created_at":"2026-05-17T23:54:16Z"},{"alias_kind":"arxiv_version","alias_value":"1804.00384v2","created_at":"2026-05-17T23:54:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.00384","created_at":"2026-05-17T23:54:16Z"},{"alias_kind":"pith_short_12","alias_value":"PRYWV6AQWYQ7","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PRYWV6AQWYQ7WJYY","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PRYWV6AQ","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:5c102e177a20b9ca46babcb9a73b98195ca0c3faaf1d95f0a3087d3c080439a0","target":"graph","created_at":"2026-05-17T23:54:16Z","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":"New CCD photometric light curves of short period (P=0.285d) eclipsing binary RW Dor are presented. The observations performed with the PROMPT-8 robotic telescope at CTIO in Chile from March 2015 to March 2017. The other eclipse timings were obtained from the 2.15-m JS telescope at CASLEO, San Juan, Argentina in December 2011. By light-curve analysis, it is found that RW Dor is a W-type shallow contact binary with a fill-out factor $f \\sim 11\\%$ and high mass ratio $q \\sim 1.587$ (1/q = 0.63), where the hotter component is the less massive one ($M_1 \\sim 0.52M_{\\odot}$ and $M_2 \\sim 0.82M_{\\odo","authors_text":"B. Soonthornthum, D. E. Reichart, E. Fern'andez Laj\\'us, J. B. Haislip, J. Zhang, N.-P. Liu, S.-B. Qian, S. Poshyachinda, T. Sarotsakulchai, V. V. Kouprianov, W.-P. Liao, X. Zhou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-02T03:29:56Z","title":"RW Dor: A G-type shallow contact binary with new orbital period investigation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.00384","kind":"arxiv","version":2},"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":"sha256:81c043c6ce6b1c9a61bad8a9db339a90451d06c00b0897095b6d378249aeee16","target":"record","created_at":"2026-05-17T23:54:16Z","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":"d28a982e4a0f302060674dbac361232c033b44402e51fb903e4d6ad130d1b485","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2018-04-02T03:29:56Z","title_canon_sha256":"a16686fc08bc1ccf9fc2733c71b866b35ac0bcea5672503d9081552919922192"},"schema_version":"1.0","source":{"id":"1804.00384","kind":"arxiv","version":2}},"canonical_sha256":"7c716af810b621fb2718b30d413cc7b00c47a87950d5556631337566e546563b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7c716af810b621fb2718b30d413cc7b00c47a87950d5556631337566e546563b","first_computed_at":"2026-05-17T23:54:16.590378Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:54:16.590378Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bB9U0hhReGra+tr2vooMGBZkaYwmwGGxGWRmTFZE820bWgz/ifsLXt3aaDZVAoVFJvCgRCxo08YJnWZiyYEbBw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:54:16.590926Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.00384","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:81c043c6ce6b1c9a61bad8a9db339a90451d06c00b0897095b6d378249aeee16","sha256:5c102e177a20b9ca46babcb9a73b98195ca0c3faaf1d95f0a3087d3c080439a0"],"state_sha256":"d83815693f579f2d21f03d1555435a5da8b36cd63aee0579d9e8e444abb73435"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IjKrokYQiSSa5d31ugKIjH4Mrh3mY5qNjEQwrQZwXIJWJ9fQcIhInZlMNjCJ9IOz2NvoJhzRrwVMK1JtqZVyAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T09:52:58.543067Z","bundle_sha256":"8e1305200b952b2005bb20acd034d8d1c2371bea570085715c87f07cc25c38c0"}}