{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:E3CRURP5Y6KANN435I652UYZTY","short_pith_number":"pith:E3CRURP5","schema_version":"1.0","canonical_sha256":"26c51a45fdc79406b79bea3ddd53199e399269de165735114aaf18edf3a0ea96","source":{"kind":"arxiv","id":"1005.0032","version":4},"attestation_state":"computed","paper":{"title":"Discovery of VHE $\\gamma$-ray emission from the SNR G54.1+0.3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Cesarini, A. Furniss, A. Imran, A. Konopelko, A. McCann, A. N. Otte, A. Weinstein, A. W. Smith, B. Zitzer, C. Duke, C. M. Hui, D. A. Williams, D. Boltuch, D. Gall, D. Hanna, D. Kieda, D. Pandel, D. Steele, E. Aliu, E. Roache, E. V. Gotthelf, F. Krennrich, G. Demet Senturk, G. Finnegan, G. Gyuk, G. H. Gillanders, G. H. Sembroski, G. Maier, G. T\\v{e}si\\'c, H. J. Rose, H. Krawczynski, J. E. Ward, J. Grube, J. H. Buckley, J. Holder, J. P. Finley, J. Quinn, J. S. Perkins, K. Byrum, K. Ragan, L. Ciupik, L. C. Reyes, L. Fortson, M. Bautista, M. Beilicke, M. J. Lang, M. Kertzman, M. McCutcheon, M. Pohl, M. Schroedter, M. Theiling, M. Wood, N. Galante, N. Karlsson, P. Kaaret, P. Moriarty, P. Slane, P. T. Reynolds, R. A. Ong, R. Dickherber, R. Guenette, R. Muhkerjee, S. Godambe, S. LeBohec, S. M. Bradbury, S. McArthur, S. P. Swordy, S. P. Wakely, S. Thibadeau, S. Vincent, S. Wissel, T. Arlen, T. Aune, T. B. Humensky, T. C. Weekes, T. Weisgarber, V. A. Acciari, V. Bugaev, V. V. Vassiliev, W. Benbow, W. Cui, Y. Butt","submitted_at":"2010-04-30T23:39:07Z","abstract_excerpt":"We report the discovery of very high energy gamma-ray emission from the direction of the SNR G54.1+0.3 using the VERITAS ground-based gamma-ray observatory. The TeV signal has an overall significance of 6.8$\\sigma$ and appears point-like given the 5$^{arcminute}$ resolution of the instrument. The integral flux above 1 TeV is 2.5% of the Crab Nebula flux and significant emission is measured between 250 GeV and 4 TeV, well described by a power-law energy spectrum dN/dE $\\sim$ E$^{-\\Gamma}$ with a photon index $\\Gamma= 2.39\\pm0.23_{stat}\\pm0.30_{sys}$. We find no evidence of time variability amon"},"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":"1005.0032","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-04-30T23:39:07Z","cross_cats_sorted":[],"title_canon_sha256":"d4778c68cb244cb498230d3a12458e92ef03d1fd9277d098b27cde329d480823","abstract_canon_sha256":"0204eb32e65a0a8f6347a4951e3707d3d1f36fd3296d34dd677e54c8970d6dc2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:23.994541Z","signature_b64":"ui8I2dIzcTZh0YPU6oCDl2+lSFTMpGsl6sAjiBX9kc708rE+WeXFcsBRfBL/tp1/sKczxEn6aAERFqZypNUdCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"26c51a45fdc79406b79bea3ddd53199e399269de165735114aaf18edf3a0ea96","last_reissued_at":"2026-05-18T01:09:23.994010Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:23.994010Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Discovery of VHE $\\gamma$-ray emission from the SNR G54.1+0.3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Cesarini, A. Furniss, A. Imran, A. Konopelko, A. McCann, A. N. Otte, A. Weinstein, A. W. Smith, B. Zitzer, C. Duke, C. M. Hui, D. A. Williams, D. Boltuch, D. Gall, D. Hanna, D. Kieda, D. Pandel, D. Steele, E. Aliu, E. Roache, E. V. Gotthelf, F. Krennrich, G. Demet Senturk, G. Finnegan, G. Gyuk, G. H. Gillanders, G. H. Sembroski, G. Maier, G. T\\v{e}si\\'c, H. J. Rose, H. Krawczynski, J. E. Ward, J. Grube, J. H. Buckley, J. Holder, J. P. Finley, J. Quinn, J. S. Perkins, K. Byrum, K. Ragan, L. Ciupik, L. C. Reyes, L. Fortson, M. Bautista, M. Beilicke, M. J. Lang, M. Kertzman, M. McCutcheon, M. Pohl, M. Schroedter, M. Theiling, M. Wood, N. Galante, N. Karlsson, P. Kaaret, P. Moriarty, P. Slane, P. T. Reynolds, R. A. Ong, R. Dickherber, R. Guenette, R. Muhkerjee, S. Godambe, S. LeBohec, S. M. Bradbury, S. McArthur, S. P. Swordy, S. P. Wakely, S. Thibadeau, S. Vincent, S. Wissel, T. Arlen, T. Aune, T. B. Humensky, T. C. Weekes, T. Weisgarber, V. A. Acciari, V. Bugaev, V. V. Vassiliev, W. Benbow, W. Cui, Y. Butt","submitted_at":"2010-04-30T23:39:07Z","abstract_excerpt":"We report the discovery of very high energy gamma-ray emission from the direction of the SNR G54.1+0.3 using the VERITAS ground-based gamma-ray observatory. The TeV signal has an overall significance of 6.8$\\sigma$ and appears point-like given the 5$^{arcminute}$ resolution of the instrument. The integral flux above 1 TeV is 2.5% of the Crab Nebula flux and significant emission is measured between 250 GeV and 4 TeV, well described by a power-law energy spectrum dN/dE $\\sim$ E$^{-\\Gamma}$ with a photon index $\\Gamma= 2.39\\pm0.23_{stat}\\pm0.30_{sys}$. We find no evidence of time variability amon"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.0032","kind":"arxiv","version":4},"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":"1005.0032","created_at":"2026-05-18T01:09:23.994090+00:00"},{"alias_kind":"arxiv_version","alias_value":"1005.0032v4","created_at":"2026-05-18T01:09:23.994090+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.0032","created_at":"2026-05-18T01:09:23.994090+00:00"},{"alias_kind":"pith_short_12","alias_value":"E3CRURP5Y6KA","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_16","alias_value":"E3CRURP5Y6KANN43","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_8","alias_value":"E3CRURP5","created_at":"2026-05-18T12:26:06.534383+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/E3CRURP5Y6KANN435I652UYZTY","json":"https://pith.science/pith/E3CRURP5Y6KANN435I652UYZTY.json","graph_json":"https://pith.science/api/pith-number/E3CRURP5Y6KANN435I652UYZTY/graph.json","events_json":"https://pith.science/api/pith-number/E3CRURP5Y6KANN435I652UYZTY/events.json","paper":"https://pith.science/paper/E3CRURP5"},"agent_actions":{"view_html":"https://pith.science/pith/E3CRURP5Y6KANN435I652UYZTY","download_json":"https://pith.science/pith/E3CRURP5Y6KANN435I652UYZTY.json","view_paper":"https://pith.science/paper/E3CRURP5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1005.0032&json=true","fetch_graph":"https://pith.science/api/pith-number/E3CRURP5Y6KANN435I652UYZTY/graph.json","fetch_events":"https://pith.science/api/pith-number/E3CRURP5Y6KANN435I652UYZTY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/E3CRURP5Y6KANN435I652UYZTY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/E3CRURP5Y6KANN435I652UYZTY/action/storage_attestation","attest_author":"https://pith.science/pith/E3CRURP5Y6KANN435I652UYZTY/action/author_attestation","sign_citation":"https://pith.science/pith/E3CRURP5Y6KANN435I652UYZTY/action/citation_signature","submit_replication":"https://pith.science/pith/E3CRURP5Y6KANN435I652UYZTY/action/replication_record"}},"created_at":"2026-05-18T01:09:23.994090+00:00","updated_at":"2026-05-18T01:09:23.994090+00:00"}