{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:OWBSGMXPBDRWEIB3OSL6SYYX3I","short_pith_number":"pith:OWBSGMXP","schema_version":"1.0","canonical_sha256":"75832332ef08e362203b7497e96317da3237e7f8fd46a7b4d07026f9078bdd0d","source":{"kind":"arxiv","id":"0902.1089","version":1},"attestation_state":"computed","paper":{"title":"The Large Area Telescope on the Fermi Gamma-ray Space Telescope Mission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.IM","authors_text":"et al., Fermi/LAT Collaboration: W. B. Atwood","submitted_at":"2009-02-06T17:44:53Z","abstract_excerpt":"(Abridged) The Large Area Telescope (Fermi/LAT, hereafter LAT), the primary instrument on the Fermi Gamma-ray Space Telescope (Fermi) mission, is an imaging, wide field-of-view, high-energy gamma-ray telescope, covering the energy range from below 20 MeV to more than 300 GeV. This paper describes the LAT, its pre-flight expected performance, and summarizes the key science objectives that will be addressed. On-orbit performance will be presented in detail in a subsequent paper. The LAT is a pair-conversion telescope with a precision tracker and calorimeter, each consisting of a 4x4 array of 16 "},"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":"0902.1089","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2009-02-06T17:44:53Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"cb8407161203b4a0ffac53af4a8932d493713acb955479a1964753961941331d","abstract_canon_sha256":"6204132da08caee0c7d97333fec17e89f1e3b733dacc0a6e26dd47e8dd3a18f1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:48:02.898657Z","signature_b64":"lR9iBEnypTVt0mVCtBSmZTG+RZXgdPeTf2JJhKE29eqjV8N1p8I/AAz7vqT4WgJ5vxWp9nKAdd2SOQjguvdvAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"75832332ef08e362203b7497e96317da3237e7f8fd46a7b4d07026f9078bdd0d","last_reissued_at":"2026-05-18T03:48:02.898099Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:48:02.898099Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Large Area Telescope on the Fermi Gamma-ray Space Telescope Mission","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.IM","authors_text":"et al., Fermi/LAT Collaboration: W. B. Atwood","submitted_at":"2009-02-06T17:44:53Z","abstract_excerpt":"(Abridged) The Large Area Telescope (Fermi/LAT, hereafter LAT), the primary instrument on the Fermi Gamma-ray Space Telescope (Fermi) mission, is an imaging, wide field-of-view, high-energy gamma-ray telescope, covering the energy range from below 20 MeV to more than 300 GeV. This paper describes the LAT, its pre-flight expected performance, and summarizes the key science objectives that will be addressed. On-orbit performance will be presented in detail in a subsequent paper. The LAT is a pair-conversion telescope with a precision tracker and calorimeter, each consisting of a 4x4 array of 16 "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0902.1089","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":"0902.1089","created_at":"2026-05-18T03:48:02.898181+00:00"},{"alias_kind":"arxiv_version","alias_value":"0902.1089v1","created_at":"2026-05-18T03:48:02.898181+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0902.1089","created_at":"2026-05-18T03:48:02.898181+00:00"},{"alias_kind":"pith_short_12","alias_value":"OWBSGMXPBDRW","created_at":"2026-05-18T12:26:01.383474+00:00"},{"alias_kind":"pith_short_16","alias_value":"OWBSGMXPBDRWEIB3","created_at":"2026-05-18T12:26:01.383474+00:00"},{"alias_kind":"pith_short_8","alias_value":"OWBSGMXP","created_at":"2026-05-18T12:26:01.383474+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":14,"internal_anchor_count":9,"sample":[{"citing_arxiv_id":"1906.11896","citing_title":"Unidentified Gamma-ray Sources as Targets for Indirect Dark Matter Detection with the Fermi-Large Area Telescope","ref_index":15,"is_internal_anchor":true},{"citing_arxiv_id":"1907.07392","citing_title":"Introduction to multi-messenger astronomy","ref_index":15,"is_internal_anchor":true},{"citing_arxiv_id":"2605.22112","citing_title":"Self-Supervised ConvLSTM for Fermi Large Area Telescope Transient Detection","ref_index":1,"is_internal_anchor":true},{"citing_arxiv_id":"2605.15867","citing_title":"Spectral-Regime Overlap and Transition-like Behavior in the Blazar Population from Multi-Instrument X-ray and TeV Observations","ref_index":88,"is_internal_anchor":true},{"citing_arxiv_id":"2605.15986","citing_title":"Temporal evolution of the periodic GeV signal from 4FGL J1913.2+0512 and analysis of the SS 433 / W50 lobes","ref_index":78,"is_internal_anchor":true},{"citing_arxiv_id":"2605.18283","citing_title":"Constraining the magnetic field strength of a flaring radio core in the compact steep spectrum source 3C 138","ref_index":55,"is_internal_anchor":true},{"citing_arxiv_id":"2605.15330","citing_title":"A metric solution for rotating black holes embedded in dark matter halos with central spikes","ref_index":9,"is_internal_anchor":true},{"citing_arxiv_id":"2509.13322","citing_title":"Axion-photon conversion in transient compact stars: Systematics, constraints, and opportunities","ref_index":17,"is_internal_anchor":true},{"citing_arxiv_id":"2605.12602","citing_title":"Tracking down the broadband polarimetric properties of PG 1553+113","ref_index":90,"is_internal_anchor":true},{"citing_arxiv_id":"2604.01277","citing_title":"Lights, Camera, Axion: Tracing Axions from Supernovae in the Diffuse $\\gamma$-ray Sky","ref_index":60,"is_internal_anchor":false},{"citing_arxiv_id":"2604.21976","citing_title":"Cosmic-Ray Signatures of Annihilating and Semi-Annihilating Dark Matter via One-Step Cascades","ref_index":43,"is_internal_anchor":false},{"citing_arxiv_id":"2604.08648","citing_title":"High-dimensional inference for the $\\gamma$-ray sky with differentiable programming","ref_index":3,"is_internal_anchor":false},{"citing_arxiv_id":"2604.14794","citing_title":"Deeper analysis of Fermi-LAT unassociated 4FGL J2112.5-3043 for possible identification","ref_index":2,"is_internal_anchor":false},{"citing_arxiv_id":"2604.16595","citing_title":"On the Gamma-ray Efficiency of Superluminous Supernovae: Potential Detections and Population-Level Constraints","ref_index":35,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I","json":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I.json","graph_json":"https://pith.science/api/pith-number/OWBSGMXPBDRWEIB3OSL6SYYX3I/graph.json","events_json":"https://pith.science/api/pith-number/OWBSGMXPBDRWEIB3OSL6SYYX3I/events.json","paper":"https://pith.science/paper/OWBSGMXP"},"agent_actions":{"view_html":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I","download_json":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I.json","view_paper":"https://pith.science/paper/OWBSGMXP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0902.1089&json=true","fetch_graph":"https://pith.science/api/pith-number/OWBSGMXPBDRWEIB3OSL6SYYX3I/graph.json","fetch_events":"https://pith.science/api/pith-number/OWBSGMXPBDRWEIB3OSL6SYYX3I/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I/action/storage_attestation","attest_author":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I/action/author_attestation","sign_citation":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I/action/citation_signature","submit_replication":"https://pith.science/pith/OWBSGMXPBDRWEIB3OSL6SYYX3I/action/replication_record"}},"created_at":"2026-05-18T03:48:02.898181+00:00","updated_at":"2026-05-18T03:48:02.898181+00:00"}