{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:E42DJ37O2WAKN6TKBGY73CEM7I","short_pith_number":"pith:E42DJ37O","schema_version":"1.0","canonical_sha256":"273434efeed580a6fa6a09b1fd888cfa35dd787a264d95c626ef8a660d3108c5","source":{"kind":"arxiv","id":"1806.09746","version":1},"attestation_state":"computed","paper":{"title":"Dust Production Rates in the Fomalhaut Debris Disk from SOFIA/FORCAST Mid-infrared Imaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"(2) Cornell Univ., (3) Caltech), C. Trinh (1), J. D. Adams (1), M. Hankins (2) ((1) SOFIA/USRA, R. M. Lau (3), T. L. Herter (2)","submitted_at":"2018-06-26T01:07:54Z","abstract_excerpt":"We present the first spatially resolved mid-infrared (37.1 $\\mu$m) image of the Fomalhaut debris disk. We use PSF fitting and subtraction to distinctly measure the flux from the unresolved component and the debris disk. We measure an infrared excess in the point source of $0.9 \\pm 0.2$ Jy, consistent with emission from warm dust in an inner disk structure (Su et al. 2016), and inconsistent with a stellar wind origin. We cannot confirm or rule out the presence of a pileup ring (Su et al. 2016) near the star. In the cold region, the 37 $\\mu$m imaging is sensitive to emission from small, blowout "},"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":"1806.09746","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2018-06-26T01:07:54Z","cross_cats_sorted":[],"title_canon_sha256":"f42afd1f69ccd4ab58a45f7dd66ffdf94f9a11f993a894943649d6a3aabf6da7","abstract_canon_sha256":"5539d1170157d73128e45454ec306cb86db295b8cacc77c7e924976b32e8ebbb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:08:40.608328Z","signature_b64":"7FoDIAQhY74pWQf0ige/rq0pKglaor8WACLxFcM+P1fcatlyMvCxikSqJhtP9uSqu2IAW52s2FXXT3D6UYyOCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"273434efeed580a6fa6a09b1fd888cfa35dd787a264d95c626ef8a660d3108c5","last_reissued_at":"2026-05-18T00:08:40.607761Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:08:40.607761Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dust Production Rates in the Fomalhaut Debris Disk from SOFIA/FORCAST Mid-infrared Imaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"(2) Cornell Univ., (3) Caltech), C. Trinh (1), J. D. Adams (1), M. Hankins (2) ((1) SOFIA/USRA, R. M. Lau (3), T. L. Herter (2)","submitted_at":"2018-06-26T01:07:54Z","abstract_excerpt":"We present the first spatially resolved mid-infrared (37.1 $\\mu$m) image of the Fomalhaut debris disk. We use PSF fitting and subtraction to distinctly measure the flux from the unresolved component and the debris disk. We measure an infrared excess in the point source of $0.9 \\pm 0.2$ Jy, consistent with emission from warm dust in an inner disk structure (Su et al. 2016), and inconsistent with a stellar wind origin. We cannot confirm or rule out the presence of a pileup ring (Su et al. 2016) near the star. In the cold region, the 37 $\\mu$m imaging is sensitive to emission from small, blowout "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.09746","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":"1806.09746","created_at":"2026-05-18T00:08:40.607857+00:00"},{"alias_kind":"arxiv_version","alias_value":"1806.09746v1","created_at":"2026-05-18T00:08:40.607857+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.09746","created_at":"2026-05-18T00:08:40.607857+00:00"},{"alias_kind":"pith_short_12","alias_value":"E42DJ37O2WAK","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_16","alias_value":"E42DJ37O2WAKN6TK","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_8","alias_value":"E42DJ37O","created_at":"2026-05-18T12:32:19.392346+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/E42DJ37O2WAKN6TKBGY73CEM7I","json":"https://pith.science/pith/E42DJ37O2WAKN6TKBGY73CEM7I.json","graph_json":"https://pith.science/api/pith-number/E42DJ37O2WAKN6TKBGY73CEM7I/graph.json","events_json":"https://pith.science/api/pith-number/E42DJ37O2WAKN6TKBGY73CEM7I/events.json","paper":"https://pith.science/paper/E42DJ37O"},"agent_actions":{"view_html":"https://pith.science/pith/E42DJ37O2WAKN6TKBGY73CEM7I","download_json":"https://pith.science/pith/E42DJ37O2WAKN6TKBGY73CEM7I.json","view_paper":"https://pith.science/paper/E42DJ37O","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1806.09746&json=true","fetch_graph":"https://pith.science/api/pith-number/E42DJ37O2WAKN6TKBGY73CEM7I/graph.json","fetch_events":"https://pith.science/api/pith-number/E42DJ37O2WAKN6TKBGY73CEM7I/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/E42DJ37O2WAKN6TKBGY73CEM7I/action/timestamp_anchor","attest_storage":"https://pith.science/pith/E42DJ37O2WAKN6TKBGY73CEM7I/action/storage_attestation","attest_author":"https://pith.science/pith/E42DJ37O2WAKN6TKBGY73CEM7I/action/author_attestation","sign_citation":"https://pith.science/pith/E42DJ37O2WAKN6TKBGY73CEM7I/action/citation_signature","submit_replication":"https://pith.science/pith/E42DJ37O2WAKN6TKBGY73CEM7I/action/replication_record"}},"created_at":"2026-05-18T00:08:40.607857+00:00","updated_at":"2026-05-18T00:08:40.607857+00:00"}