{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:TUZKJ5JRZ5555JNEOBEGUOV4SI","short_pith_number":"pith:TUZKJ5JR","canonical_record":{"source":{"id":"1903.03225","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-03-08T00:25:42Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"c2049ad8219afd9dd1ea2a644cd2935b622b383777adfc5ccb5fed1e5a5ff6be","abstract_canon_sha256":"47413ccdc511a977f9f4ccbb10f4e3a4ab2bc1a3cff46e2c9f411bb78cdc2221"},"schema_version":"1.0"},"canonical_sha256":"9d32a4f531cf7bdea5a470486a3abc9226fdc8cbb109c8787a325f818c224c6c","source":{"kind":"arxiv","id":"1903.03225","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.03225","created_at":"2026-05-17T23:49:38Z"},{"alias_kind":"arxiv_version","alias_value":"1903.03225v1","created_at":"2026-05-17T23:49:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.03225","created_at":"2026-05-17T23:49:38Z"},{"alias_kind":"pith_short_12","alias_value":"TUZKJ5JRZ555","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_16","alias_value":"TUZKJ5JRZ5555JNE","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_8","alias_value":"TUZKJ5JR","created_at":"2026-05-18T12:33:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:TUZKJ5JRZ5555JNEOBEGUOV4SI","target":"record","payload":{"canonical_record":{"source":{"id":"1903.03225","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-03-08T00:25:42Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"c2049ad8219afd9dd1ea2a644cd2935b622b383777adfc5ccb5fed1e5a5ff6be","abstract_canon_sha256":"47413ccdc511a977f9f4ccbb10f4e3a4ab2bc1a3cff46e2c9f411bb78cdc2221"},"schema_version":"1.0"},"canonical_sha256":"9d32a4f531cf7bdea5a470486a3abc9226fdc8cbb109c8787a325f818c224c6c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:38.630273Z","signature_b64":"5LXIXQT2JAZxKOCRu10tUayzY6kiaDeKi6PePNtFwoDkdDsYV682c2QL9KZu5dlz5tO/PAfx5uxoZyy9Li1LDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9d32a4f531cf7bdea5a470486a3abc9226fdc8cbb109c8787a325f818c224c6c","last_reissued_at":"2026-05-17T23:49:38.629384Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:38.629384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.03225","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":"2026-05-17T23:49:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JfVrleGek1caGQOta3cxfj+uV/wGzbUcZnX3RNprpto2Rz+mpAd+/rRMZqH2pRctb7mc5BMsSDUjrGIh+NKXCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T18:19:38.670839Z"},"content_sha256":"b7e97dfc8aa45c3af27eb31e4e54ecb1e92264155f1a27de26b3ee75693145df","schema_version":"1.0","event_id":"sha256:b7e97dfc8aa45c3af27eb31e4e54ecb1e92264155f1a27de26b3ee75693145df"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:TUZKJ5JRZ5555JNEOBEGUOV4SI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"RAMSES II - RAMan Search for Extragalactic Symbiotic Stars. Project concept, commissioning, and early results from the science verification phase","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.SR","authors_text":"(10) Department of Physics, (11) Columbia University, 12), (12) LSSTC Data Science Fellow, 13), (13) Department of Physics, 14), (14) Large Synoptic Survey Telescope Corporation, 2), (2) Departamento de F\\'isica y Astronom\\'ia, (3) Observat\\'orio do Valongo, (4) Gemini Observatory, (5) Gemini Observatory, (6) ICATE-CONICET, (7) IAFE-CONICET, 8, (8) Universidad de Buenos Aires, 9), (9) Universidad Nacional Arturo Jauretche, A. B. Lucy (11, Argentina, Astronomy, AZ, B. E. Choi (10), Brazil, Buenos Aires, Chile, C. Moreno (4), Dept. of Astronomy, D. R. Gon\\c{c}alves (3), Durham, Durham University, E. Chirre (4), Facultad de Ciencias Exactas y Naturales, G. Gimeno (4), G. J. M. Luna (7, HI, Hilo, H. W. Lee (10), J. E. Heo (10), J. L. Sokoloski (11, J. Scharw\\\"achter (5), La Serena, M. Dias Ribeiro (3) ((1) Instituto de Investigaci\\'on Multidisciplinar en Ciencia y Tecnolog\\'ia, M. Jaque Arancibia (2), N. E. Nu\\~nez (6), New York, Northern Operations Center, NY, P. Soto King (2), R. Angeloni (1, R. Diaz (4), Republic of Korea, Rio de Janeiro, S. Akras (3), San Juan, Sejong University, Seoul, S. J. Goodsell (5, Southern Operations Center, Tucson, UK, Universidad de La Serena, Universidade Federal do Rio de Janeiro, USA, USA)","submitted_at":"2019-03-08T00:25:42Z","abstract_excerpt":"Symbiotic stars (SySts) are long-period interacting binaries composed of a hot compact star, an evolved giant star, and a tangled network of gas and dust nebulae. They represent unique laboratories for studying a variety of important astrophysical problems, and have also been proposed as possible progenitors of SNIa. Presently, we know 257 SySts in the Milky Way and 69 in external galaxies. However, these numbers are still in striking contrast with the predicted population of SySts in our Galaxy. Because of other astrophysical sources that mimic SySt colors, no photometric diagnostic tool has "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.03225","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":"2026-05-17T23:49:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QOc971vr8r+aLuKApeOhDwQisvYgroO9KTmAtzo7X7/WpFKY3YIML2B6L9ZhlJ4cnQtSJK2K8Zk1DPoT9Gp3Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T18:19:38.671458Z"},"content_sha256":"db13219cea554a94c8fd9780391f71f99de72148642a9cc3004b58649b61829f","schema_version":"1.0","event_id":"sha256:db13219cea554a94c8fd9780391f71f99de72148642a9cc3004b58649b61829f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TUZKJ5JRZ5555JNEOBEGUOV4SI/bundle.json","state_url":"https://pith.science/pith/TUZKJ5JRZ5555JNEOBEGUOV4SI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TUZKJ5JRZ5555JNEOBEGUOV4SI/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":"2026-05-28T18:19:38Z","links":{"resolver":"https://pith.science/pith/TUZKJ5JRZ5555JNEOBEGUOV4SI","bundle":"https://pith.science/pith/TUZKJ5JRZ5555JNEOBEGUOV4SI/bundle.json","state":"https://pith.science/pith/TUZKJ5JRZ5555JNEOBEGUOV4SI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TUZKJ5JRZ5555JNEOBEGUOV4SI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:TUZKJ5JRZ5555JNEOBEGUOV4SI","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":"47413ccdc511a977f9f4ccbb10f4e3a4ab2bc1a3cff46e2c9f411bb78cdc2221","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-03-08T00:25:42Z","title_canon_sha256":"c2049ad8219afd9dd1ea2a644cd2935b622b383777adfc5ccb5fed1e5a5ff6be"},"schema_version":"1.0","source":{"id":"1903.03225","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.03225","created_at":"2026-05-17T23:49:38Z"},{"alias_kind":"arxiv_version","alias_value":"1903.03225v1","created_at":"2026-05-17T23:49:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.03225","created_at":"2026-05-17T23:49:38Z"},{"alias_kind":"pith_short_12","alias_value":"TUZKJ5JRZ555","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_16","alias_value":"TUZKJ5JRZ5555JNE","created_at":"2026-05-18T12:33:30Z"},{"alias_kind":"pith_short_8","alias_value":"TUZKJ5JR","created_at":"2026-05-18T12:33:30Z"}],"graph_snapshots":[{"event_id":"sha256:db13219cea554a94c8fd9780391f71f99de72148642a9cc3004b58649b61829f","target":"graph","created_at":"2026-05-17T23:49:38Z","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":"Symbiotic stars (SySts) are long-period interacting binaries composed of a hot compact star, an evolved giant star, and a tangled network of gas and dust nebulae. They represent unique laboratories for studying a variety of important astrophysical problems, and have also been proposed as possible progenitors of SNIa. Presently, we know 257 SySts in the Milky Way and 69 in external galaxies. However, these numbers are still in striking contrast with the predicted population of SySts in our Galaxy. Because of other astrophysical sources that mimic SySt colors, no photometric diagnostic tool has ","authors_text":"(10) Department of Physics, (11) Columbia University, 12), (12) LSSTC Data Science Fellow, 13), (13) Department of Physics, 14), (14) Large Synoptic Survey Telescope Corporation, 2), (2) Departamento de F\\'isica y Astronom\\'ia, (3) Observat\\'orio do Valongo, (4) Gemini Observatory, (5) Gemini Observatory, (6) ICATE-CONICET, (7) IAFE-CONICET, 8, (8) Universidad de Buenos Aires, 9), (9) Universidad Nacional Arturo Jauretche, A. B. Lucy (11, Argentina, Astronomy, AZ, B. E. Choi (10), Brazil, Buenos Aires, Chile, C. Moreno (4), Dept. of Astronomy, D. R. Gon\\c{c}alves (3), Durham, Durham University, E. Chirre (4), Facultad de Ciencias Exactas y Naturales, G. Gimeno (4), G. J. M. Luna (7, HI, Hilo, H. W. Lee (10), J. E. Heo (10), J. L. Sokoloski (11, J. Scharw\\\"achter (5), La Serena, M. Dias Ribeiro (3) ((1) Instituto de Investigaci\\'on Multidisciplinar en Ciencia y Tecnolog\\'ia, M. Jaque Arancibia (2), N. E. Nu\\~nez (6), New York, Northern Operations Center, NY, P. Soto King (2), R. Angeloni (1, R. Diaz (4), Republic of Korea, Rio de Janeiro, S. Akras (3), San Juan, Sejong University, Seoul, S. J. Goodsell (5, Southern Operations Center, Tucson, UK, Universidad de La Serena, Universidade Federal do Rio de Janeiro, USA, USA)","cross_cats":["astro-ph.IM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-03-08T00:25:42Z","title":"RAMSES II - RAMan Search for Extragalactic Symbiotic Stars. Project concept, commissioning, and early results from the science verification phase"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.03225","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:b7e97dfc8aa45c3af27eb31e4e54ecb1e92264155f1a27de26b3ee75693145df","target":"record","created_at":"2026-05-17T23:49:38Z","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":"47413ccdc511a977f9f4ccbb10f4e3a4ab2bc1a3cff46e2c9f411bb78cdc2221","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-03-08T00:25:42Z","title_canon_sha256":"c2049ad8219afd9dd1ea2a644cd2935b622b383777adfc5ccb5fed1e5a5ff6be"},"schema_version":"1.0","source":{"id":"1903.03225","kind":"arxiv","version":1}},"canonical_sha256":"9d32a4f531cf7bdea5a470486a3abc9226fdc8cbb109c8787a325f818c224c6c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9d32a4f531cf7bdea5a470486a3abc9226fdc8cbb109c8787a325f818c224c6c","first_computed_at":"2026-05-17T23:49:38.629384Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:38.629384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5LXIXQT2JAZxKOCRu10tUayzY6kiaDeKi6PePNtFwoDkdDsYV682c2QL9KZu5dlz5tO/PAfx5uxoZyy9Li1LDw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:38.630273Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.03225","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b7e97dfc8aa45c3af27eb31e4e54ecb1e92264155f1a27de26b3ee75693145df","sha256:db13219cea554a94c8fd9780391f71f99de72148642a9cc3004b58649b61829f"],"state_sha256":"3dda2c2eac42ffb62c7e490bcd7533f60d36f3dbacaac9a3525ebf7f5ff30ab4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W58oCauI6hqFtI4WhzwZUt3l6H9fyAYclrSruWwI1GjV0Xf2vR1ltEq98a2xkq4RrJ3Ebsj2unpwHM7ISp+rCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T18:19:38.675142Z","bundle_sha256":"a9531c93ac8d2c4c67d82c9991fcf6cc9ad69d6ab568d018bf9e2eb3e885a643"}}