{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:27GFOFFZ6DMB5GWVGQWPOEKEEY","short_pith_number":"pith:27GFOFFZ","schema_version":"1.0","canonical_sha256":"d7cc5714b9f0d81e9ad5342cf711442615783a75fbf314790c27c5e58b945bd5","source":{"kind":"arxiv","id":"1903.08177","version":1},"attestation_state":"computed","paper":{"title":"Detection of a Lensed z$\\approx$11 Galaxy in the Rest-Optical with Spitzer/IRAC and the Inferred SFR, Stellar Mass, and Physical Size","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adi Zitrin, Christopher Barber, Dan Coe, Daniel D. Kelson, Daniel Lam, Ivo Labbe, John Moustakas, Larry Bradley, Mario Nonino, Mauricio Carrasco, Megan Donahue, Piero Rosati, Ranga-Ram Chary, Renske Smit, Rychard J. Bouwens, Themiya Nanayakkara, Tom Broadhurst, Xinwen Shu","submitted_at":"2019-03-19T18:00:04Z","abstract_excerpt":"We take advantage of new 100-hour Spitzer/IRAC observations available for MACS0647-JD, a strongly lensed $z\\approx11$ galaxy candidate, to provide improved constraints on its physical properties. Probing the physical properties of galaxies at $z>8$ is challenging due to the inherent faintness of such sources and the limited wavelength coverage available. Thanks to the high $\\approx$2-6$\\times$ lensing magnification of the multiple images of MACS0647-JD, we can use the sensitive Spitzer/IRAC data to probe the rest-frame optical fluxes of MACS0647-JD and investigate its physical properties inclu"},"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":"1903.08177","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-19T18:00:04Z","cross_cats_sorted":[],"title_canon_sha256":"766aec130680c872ea934dda4683b866c2f481128787a2ad83f6f5472f978bfd","abstract_canon_sha256":"24fab95d4c707cb6a448f385f98411672d75290ae3d9b1e1df05a5b255a46378"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:50.188259Z","signature_b64":"rdhbsffsZcF4/py/O2urfnTohtMKMVp2yabyrKx08TRmk7Xj6o169uS5miNUQAEX/pK/cw+QFDv1FWP0QbKdAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d7cc5714b9f0d81e9ad5342cf711442615783a75fbf314790c27c5e58b945bd5","last_reissued_at":"2026-05-17T23:50:50.187507Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:50.187507Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Detection of a Lensed z$\\approx$11 Galaxy in the Rest-Optical with Spitzer/IRAC and the Inferred SFR, Stellar Mass, and Physical Size","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adi Zitrin, Christopher Barber, Dan Coe, Daniel D. Kelson, Daniel Lam, Ivo Labbe, John Moustakas, Larry Bradley, Mario Nonino, Mauricio Carrasco, Megan Donahue, Piero Rosati, Ranga-Ram Chary, Renske Smit, Rychard J. Bouwens, Themiya Nanayakkara, Tom Broadhurst, Xinwen Shu","submitted_at":"2019-03-19T18:00:04Z","abstract_excerpt":"We take advantage of new 100-hour Spitzer/IRAC observations available for MACS0647-JD, a strongly lensed $z\\approx11$ galaxy candidate, to provide improved constraints on its physical properties. Probing the physical properties of galaxies at $z>8$ is challenging due to the inherent faintness of such sources and the limited wavelength coverage available. Thanks to the high $\\approx$2-6$\\times$ lensing magnification of the multiple images of MACS0647-JD, we can use the sensitive Spitzer/IRAC data to probe the rest-frame optical fluxes of MACS0647-JD and investigate its physical properties inclu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.08177","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":"1903.08177","created_at":"2026-05-17T23:50:50.187638+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.08177v1","created_at":"2026-05-17T23:50:50.187638+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.08177","created_at":"2026-05-17T23:50:50.187638+00:00"},{"alias_kind":"pith_short_12","alias_value":"27GFOFFZ6DMB","created_at":"2026-05-18T12:33:07.085635+00:00"},{"alias_kind":"pith_short_16","alias_value":"27GFOFFZ6DMB5GWV","created_at":"2026-05-18T12:33:07.085635+00:00"},{"alias_kind":"pith_short_8","alias_value":"27GFOFFZ","created_at":"2026-05-18T12:33:07.085635+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/27GFOFFZ6DMB5GWVGQWPOEKEEY","json":"https://pith.science/pith/27GFOFFZ6DMB5GWVGQWPOEKEEY.json","graph_json":"https://pith.science/api/pith-number/27GFOFFZ6DMB5GWVGQWPOEKEEY/graph.json","events_json":"https://pith.science/api/pith-number/27GFOFFZ6DMB5GWVGQWPOEKEEY/events.json","paper":"https://pith.science/paper/27GFOFFZ"},"agent_actions":{"view_html":"https://pith.science/pith/27GFOFFZ6DMB5GWVGQWPOEKEEY","download_json":"https://pith.science/pith/27GFOFFZ6DMB5GWVGQWPOEKEEY.json","view_paper":"https://pith.science/paper/27GFOFFZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.08177&json=true","fetch_graph":"https://pith.science/api/pith-number/27GFOFFZ6DMB5GWVGQWPOEKEEY/graph.json","fetch_events":"https://pith.science/api/pith-number/27GFOFFZ6DMB5GWVGQWPOEKEEY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/27GFOFFZ6DMB5GWVGQWPOEKEEY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/27GFOFFZ6DMB5GWVGQWPOEKEEY/action/storage_attestation","attest_author":"https://pith.science/pith/27GFOFFZ6DMB5GWVGQWPOEKEEY/action/author_attestation","sign_citation":"https://pith.science/pith/27GFOFFZ6DMB5GWVGQWPOEKEEY/action/citation_signature","submit_replication":"https://pith.science/pith/27GFOFFZ6DMB5GWVGQWPOEKEEY/action/replication_record"}},"created_at":"2026-05-17T23:50:50.187638+00:00","updated_at":"2026-05-17T23:50:50.187638+00:00"}