{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:3YHW44JROFSBZL6PBBOIP4SJMZ","short_pith_number":"pith:3YHW44JR","schema_version":"1.0","canonical_sha256":"de0f6e713171641cafcf085c87f249666ed85877b0975ab3404f9cbe2fe1334f","source":{"kind":"arxiv","id":"1409.5071","version":1},"attestation_state":"computed","paper":{"title":"The AGB population in IC 1613 using JHK photometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"L. F. Sibbons, M. Irwin, R. Napiwotzki, S. G. Ryan","submitted_at":"2014-09-17T17:04:27Z","abstract_excerpt":"A member of the Local Group, IC 1613 is a gas rich irregular dwarf galaxy that appears to have formed stars continuously over the last 10 Gyr and is relatively independent of external influences from other galaxies. This paper aims to study the spatial distribution of the asymptotic giant branch (AGB) population in IC 1613 and its metallicity. Using WFCAM on UKIRT, high quality JHK photometry of an area of 0.8 deg^2 centered on IC 1613 was obtained. The data have been used to isolate the C- and M-type components of the AGB population and using their number ratio, C/M, a global mean metallicity"},"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":"1409.5071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-09-17T17:04:27Z","cross_cats_sorted":[],"title_canon_sha256":"9f9a6f3e880691aac98a42ee7e44b0ac63702fa2975b7f8dd886d4409d0d3a73","abstract_canon_sha256":"53244c9c61dfd5a954c109543f52d9d32e0f624fbeb1a826cc439708eb1b2f47"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:30:39.793539Z","signature_b64":"zTyMjXKzPKzq1cjjqg3wynQwe9epd4shRSHhC5ounC4PRVKKSR1l7iW0atjs903JmHUId68PXWokPpRm+BZGCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"de0f6e713171641cafcf085c87f249666ed85877b0975ab3404f9cbe2fe1334f","last_reissued_at":"2026-05-18T02:30:39.793080Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:30:39.793080Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The AGB population in IC 1613 using JHK photometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"L. F. Sibbons, M. Irwin, R. Napiwotzki, S. G. Ryan","submitted_at":"2014-09-17T17:04:27Z","abstract_excerpt":"A member of the Local Group, IC 1613 is a gas rich irregular dwarf galaxy that appears to have formed stars continuously over the last 10 Gyr and is relatively independent of external influences from other galaxies. This paper aims to study the spatial distribution of the asymptotic giant branch (AGB) population in IC 1613 and its metallicity. Using WFCAM on UKIRT, high quality JHK photometry of an area of 0.8 deg^2 centered on IC 1613 was obtained. The data have been used to isolate the C- and M-type components of the AGB population and using their number ratio, C/M, a global mean metallicity"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.5071","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1409.5071","created_at":"2026-05-18T02:30:39.793152+00:00"},{"alias_kind":"arxiv_version","alias_value":"1409.5071v1","created_at":"2026-05-18T02:30:39.793152+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.5071","created_at":"2026-05-18T02:30:39.793152+00:00"},{"alias_kind":"pith_short_12","alias_value":"3YHW44JROFSB","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_16","alias_value":"3YHW44JROFSBZL6P","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_8","alias_value":"3YHW44JR","created_at":"2026-05-18T12:28:11.866339+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/3YHW44JROFSBZL6PBBOIP4SJMZ","json":"https://pith.science/pith/3YHW44JROFSBZL6PBBOIP4SJMZ.json","graph_json":"https://pith.science/api/pith-number/3YHW44JROFSBZL6PBBOIP4SJMZ/graph.json","events_json":"https://pith.science/api/pith-number/3YHW44JROFSBZL6PBBOIP4SJMZ/events.json","paper":"https://pith.science/paper/3YHW44JR"},"agent_actions":{"view_html":"https://pith.science/pith/3YHW44JROFSBZL6PBBOIP4SJMZ","download_json":"https://pith.science/pith/3YHW44JROFSBZL6PBBOIP4SJMZ.json","view_paper":"https://pith.science/paper/3YHW44JR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1409.5071&json=true","fetch_graph":"https://pith.science/api/pith-number/3YHW44JROFSBZL6PBBOIP4SJMZ/graph.json","fetch_events":"https://pith.science/api/pith-number/3YHW44JROFSBZL6PBBOIP4SJMZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3YHW44JROFSBZL6PBBOIP4SJMZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3YHW44JROFSBZL6PBBOIP4SJMZ/action/storage_attestation","attest_author":"https://pith.science/pith/3YHW44JROFSBZL6PBBOIP4SJMZ/action/author_attestation","sign_citation":"https://pith.science/pith/3YHW44JROFSBZL6PBBOIP4SJMZ/action/citation_signature","submit_replication":"https://pith.science/pith/3YHW44JROFSBZL6PBBOIP4SJMZ/action/replication_record"}},"created_at":"2026-05-18T02:30:39.793152+00:00","updated_at":"2026-05-18T02:30:39.793152+00:00"}