{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ","short_pith_number":"pith:LFCQRNUJ","schema_version":"1.0","canonical_sha256":"594508b689f09e98731c86c94d2bd1cc27f46d553855fd5af15bdbb1a0936233","source":{"kind":"arxiv","id":"1204.4703","version":1},"attestation_state":"computed","paper":{"title":"Fermi-LAT Observation of Supernova Remnant S147","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hiroyasu Tajima, Jean Ballet, Joshua Lande, Junichiro Katsuta, Keith Bechtol, Marianne Lemoine-Goumard, Stefan Funk, Tadayuki Takahashi, Takaaki Tanaka, Yasunobu Uchiyama, Yoshitaka Hanabata","submitted_at":"2012-04-20T19:10:40Z","abstract_excerpt":"We present an analysis of gamma-ray data obtained with the Large Area Telescope (LAT) onboard the Fermi Gamma-ray Space Telescope in the region around SNR S147 (G180.0-1.7). A spatially extended gamma-ray source detected in an energy range of 0.2--10 GeV is found to coincide with SNR S147. We confirm its spatial extension at >5sigma confidence level. The gamma-ray flux is (3.8 \\pm 0.6) x 10^{-8} photons cm^{-2} s^{-1}, corresponding to a luminosity of 1.3 x 10^{34} (d/1.3 kpc)^2 erg s^{-1} in this energy range. The gamma-ray emission exhibits a possible spatial correlation with prominent Halph"},"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":"1204.4703","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-04-20T19:10:40Z","cross_cats_sorted":[],"title_canon_sha256":"1d4e7099bf67b9c58d8f5865672dbe81e725fd33e246fe4aa72f97db89fc9d49","abstract_canon_sha256":"e8bfdbcc99658820a762d9d3eb5a2331a4eca49854ea0ecd5f3f2dd137c1dc2a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:48.004039Z","signature_b64":"qUhVA9zBC9cLO3xvei0ZD+JAbMOggjxtAk8RVbbedhcCEGTN6+5TBWR/P7BaXtwV3qbjKxgb+/9cZxx3OjasDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"594508b689f09e98731c86c94d2bd1cc27f46d553855fd5af15bdbb1a0936233","last_reissued_at":"2026-05-18T01:57:48.003373Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:48.003373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fermi-LAT Observation of Supernova Remnant S147","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hiroyasu Tajima, Jean Ballet, Joshua Lande, Junichiro Katsuta, Keith Bechtol, Marianne Lemoine-Goumard, Stefan Funk, Tadayuki Takahashi, Takaaki Tanaka, Yasunobu Uchiyama, Yoshitaka Hanabata","submitted_at":"2012-04-20T19:10:40Z","abstract_excerpt":"We present an analysis of gamma-ray data obtained with the Large Area Telescope (LAT) onboard the Fermi Gamma-ray Space Telescope in the region around SNR S147 (G180.0-1.7). A spatially extended gamma-ray source detected in an energy range of 0.2--10 GeV is found to coincide with SNR S147. We confirm its spatial extension at >5sigma confidence level. The gamma-ray flux is (3.8 \\pm 0.6) x 10^{-8} photons cm^{-2} s^{-1}, corresponding to a luminosity of 1.3 x 10^{34} (d/1.3 kpc)^2 erg s^{-1} in this energy range. The gamma-ray emission exhibits a possible spatial correlation with prominent Halph"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.4703","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":"1204.4703","created_at":"2026-05-18T01:57:48.003486+00:00"},{"alias_kind":"arxiv_version","alias_value":"1204.4703v1","created_at":"2026-05-18T01:57:48.003486+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.4703","created_at":"2026-05-18T01:57:48.003486+00:00"},{"alias_kind":"pith_short_12","alias_value":"LFCQRNUJ6CPJ","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_16","alias_value":"LFCQRNUJ6CPJQ4Y4","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_8","alias_value":"LFCQRNUJ","created_at":"2026-05-18T12:27:14.488303+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/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ","json":"https://pith.science/pith/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ.json","graph_json":"https://pith.science/api/pith-number/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/graph.json","events_json":"https://pith.science/api/pith-number/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/events.json","paper":"https://pith.science/paper/LFCQRNUJ"},"agent_actions":{"view_html":"https://pith.science/pith/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ","download_json":"https://pith.science/pith/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ.json","view_paper":"https://pith.science/paper/LFCQRNUJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1204.4703&json=true","fetch_graph":"https://pith.science/api/pith-number/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/graph.json","fetch_events":"https://pith.science/api/pith-number/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/action/storage_attestation","attest_author":"https://pith.science/pith/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/action/author_attestation","sign_citation":"https://pith.science/pith/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/action/citation_signature","submit_replication":"https://pith.science/pith/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ/action/replication_record"}},"created_at":"2026-05-18T01:57:48.003486+00:00","updated_at":"2026-05-18T01:57:48.003486+00:00"}