{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:6YDDIRY2DKLM3DNFWEXNXMQGIG","short_pith_number":"pith:6YDDIRY2","schema_version":"1.0","canonical_sha256":"f60634471a1a96cd8da5b12edbb20641b3ed43aa1d688a7aa984608a35dc2486","source":{"kind":"arxiv","id":"1909.03884","version":1},"attestation_state":"computed","paper":{"title":"The Young Stellar Population of the metal-poor galaxy NGC 6822","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Alec S. Hirschauer, Megan Reiter, Michael J. Sharp, M. Meixner, Olivia C. Jones, Sundar Srinivasan","submitted_at":"2019-09-09T14:27:52Z","abstract_excerpt":"We present a comprehensive study of massive young stellar objects (YSOs) in the metal-poor galaxy NGC 6822 using IRAC and MIPS data obtained from the {\\em Spitzer Space Telescope}. We find over 500 new YSO candidates in seven massive star-formation regions; these sources were selected using six colour-magnitude cuts. Via spectral energy distribution fitting to the data with YSO radiative transfer models we refine this list, identifying 105 high-confidence and 88 medium-confidence YSO candidates. For these sources we constrain their evolutionary state and estimate their physical properties. The"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1909.03884","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-09-09T14:27:52Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"0d456dbf64e0084fd69d4035d3f27582237f02d5ea1a898217a72d41d525a1a4","abstract_canon_sha256":"9d84a4a7d89eb03d68e66956a99267c7a3a58d7a95ec37182ac48545a99803db"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:06:58.227727Z","signature_b64":"8J/BGw6BlwB670NxSaQVb4WmP0zJ+umEytkjYR1ZII3DW9UOBXOL3afBYnog900iVD90DbksLrsJR8L2KYG6Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f60634471a1a96cd8da5b12edbb20641b3ed43aa1d688a7aa984608a35dc2486","last_reissued_at":"2026-07-05T00:06:58.227320Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:06:58.227320Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Young Stellar Population of the metal-poor galaxy NGC 6822","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Alec S. Hirschauer, Megan Reiter, Michael J. Sharp, M. Meixner, Olivia C. Jones, Sundar Srinivasan","submitted_at":"2019-09-09T14:27:52Z","abstract_excerpt":"We present a comprehensive study of massive young stellar objects (YSOs) in the metal-poor galaxy NGC 6822 using IRAC and MIPS data obtained from the {\\em Spitzer Space Telescope}. We find over 500 new YSO candidates in seven massive star-formation regions; these sources were selected using six colour-magnitude cuts. Via spectral energy distribution fitting to the data with YSO radiative transfer models we refine this list, identifying 105 high-confidence and 88 medium-confidence YSO candidates. For these sources we constrain their evolutionary state and estimate their physical properties. The"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.03884","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1909.03884/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1909.03884","created_at":"2026-07-05T00:06:58.227377+00:00"},{"alias_kind":"arxiv_version","alias_value":"1909.03884v1","created_at":"2026-07-05T00:06:58.227377+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.03884","created_at":"2026-07-05T00:06:58.227377+00:00"},{"alias_kind":"pith_short_12","alias_value":"6YDDIRY2DKLM","created_at":"2026-07-05T00:06:58.227377+00:00"},{"alias_kind":"pith_short_16","alias_value":"6YDDIRY2DKLM3DNF","created_at":"2026-07-05T00:06:58.227377+00:00"},{"alias_kind":"pith_short_8","alias_value":"6YDDIRY2","created_at":"2026-07-05T00:06:58.227377+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG","json":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG.json","graph_json":"https://pith.science/api/pith-number/6YDDIRY2DKLM3DNFWEXNXMQGIG/graph.json","events_json":"https://pith.science/api/pith-number/6YDDIRY2DKLM3DNFWEXNXMQGIG/events.json","paper":"https://pith.science/paper/6YDDIRY2"},"agent_actions":{"view_html":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG","download_json":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG.json","view_paper":"https://pith.science/paper/6YDDIRY2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1909.03884&json=true","fetch_graph":"https://pith.science/api/pith-number/6YDDIRY2DKLM3DNFWEXNXMQGIG/graph.json","fetch_events":"https://pith.science/api/pith-number/6YDDIRY2DKLM3DNFWEXNXMQGIG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG/action/storage_attestation","attest_author":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG/action/author_attestation","sign_citation":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG/action/citation_signature","submit_replication":"https://pith.science/pith/6YDDIRY2DKLM3DNFWEXNXMQGIG/action/replication_record"}},"created_at":"2026-07-05T00:06:58.227377+00:00","updated_at":"2026-07-05T00:06:58.227377+00:00"}