{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:GZI64USKCYTWA4BKF5USCIVIAA","short_pith_number":"pith:GZI64USK","schema_version":"1.0","canonical_sha256":"3651ee524a162760702a2f692122a8001662d21670dd7ea34419beeb590c1812","source":{"kind":"arxiv","id":"1506.05131","version":1},"attestation_state":"computed","paper":{"title":"An External Shock Origin of GRB $\\textit{141028A}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Cucchiara, Asaf Pe'er, Damien B\\'egu\\'e, Felix Ryde, J. L. Racusin, J. Michael Burgess, Nicola Omodei","submitted_at":"2015-06-16T20:08:55Z","abstract_excerpt":"The prompt emission of the long, smooth, and single-pulsed gamma-ray burst, GRB $\\textit{141028A}$, is analyzed under the guise of an external shock model. First, we fit the $\\gamma$-ray spectrum with a two-component photon model, namely synchrotron+blackbody, and then fit the recovered evolution of the synchrotron $\\nu F_{\\nu}$ peak to an analytic model derived considering the emission of a relativistic blast-wave expanding into an external medium. The prediction of the model for the $\\nu F_{\\nu}$ peak evolution matches well with the observations. We observe the blast-wave transitioning into "},"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":"1506.05131","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-06-16T20:08:55Z","cross_cats_sorted":[],"title_canon_sha256":"9969f55af6ac8b1ee6e992571c52a735ec49ed0ad93e1f4f7289a4bf55c57044","abstract_canon_sha256":"f47aa50823e5a1e55b30aad63940cf34266b394b89f84bb0dbe5a7de5964b87b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:14:04.086338Z","signature_b64":"/tqCBMpm+KvKanIswm2C3Yvm4Dan83pSzGtJlQvHcB8gjgMj57ihyDdW3BpUCX/eg665mKEsvOPUDRkOKJWDDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3651ee524a162760702a2f692122a8001662d21670dd7ea34419beeb590c1812","last_reissued_at":"2026-05-18T01:14:04.085836Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:14:04.085836Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An External Shock Origin of GRB $\\textit{141028A}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Cucchiara, Asaf Pe'er, Damien B\\'egu\\'e, Felix Ryde, J. L. Racusin, J. Michael Burgess, Nicola Omodei","submitted_at":"2015-06-16T20:08:55Z","abstract_excerpt":"The prompt emission of the long, smooth, and single-pulsed gamma-ray burst, GRB $\\textit{141028A}$, is analyzed under the guise of an external shock model. First, we fit the $\\gamma$-ray spectrum with a two-component photon model, namely synchrotron+blackbody, and then fit the recovered evolution of the synchrotron $\\nu F_{\\nu}$ peak to an analytic model derived considering the emission of a relativistic blast-wave expanding into an external medium. The prediction of the model for the $\\nu F_{\\nu}$ peak evolution matches well with the observations. We observe the blast-wave transitioning into "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.05131","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":"1506.05131","created_at":"2026-05-18T01:14:04.085916+00:00"},{"alias_kind":"arxiv_version","alias_value":"1506.05131v1","created_at":"2026-05-18T01:14:04.085916+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.05131","created_at":"2026-05-18T01:14:04.085916+00:00"},{"alias_kind":"pith_short_12","alias_value":"GZI64USKCYTW","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_16","alias_value":"GZI64USKCYTWA4BK","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_8","alias_value":"GZI64USK","created_at":"2026-05-18T12:29:22.688609+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/GZI64USKCYTWA4BKF5USCIVIAA","json":"https://pith.science/pith/GZI64USKCYTWA4BKF5USCIVIAA.json","graph_json":"https://pith.science/api/pith-number/GZI64USKCYTWA4BKF5USCIVIAA/graph.json","events_json":"https://pith.science/api/pith-number/GZI64USKCYTWA4BKF5USCIVIAA/events.json","paper":"https://pith.science/paper/GZI64USK"},"agent_actions":{"view_html":"https://pith.science/pith/GZI64USKCYTWA4BKF5USCIVIAA","download_json":"https://pith.science/pith/GZI64USKCYTWA4BKF5USCIVIAA.json","view_paper":"https://pith.science/paper/GZI64USK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1506.05131&json=true","fetch_graph":"https://pith.science/api/pith-number/GZI64USKCYTWA4BKF5USCIVIAA/graph.json","fetch_events":"https://pith.science/api/pith-number/GZI64USKCYTWA4BKF5USCIVIAA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GZI64USKCYTWA4BKF5USCIVIAA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GZI64USKCYTWA4BKF5USCIVIAA/action/storage_attestation","attest_author":"https://pith.science/pith/GZI64USKCYTWA4BKF5USCIVIAA/action/author_attestation","sign_citation":"https://pith.science/pith/GZI64USKCYTWA4BKF5USCIVIAA/action/citation_signature","submit_replication":"https://pith.science/pith/GZI64USKCYTWA4BKF5USCIVIAA/action/replication_record"}},"created_at":"2026-05-18T01:14:04.085916+00:00","updated_at":"2026-05-18T01:14:04.085916+00:00"}