{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:XGGKPRFUZBD46OU4LKIEYET26F","short_pith_number":"pith:XGGKPRFU","schema_version":"1.0","canonical_sha256":"b98ca7c4b4c847cf3a9c5a904c127af16b9a84db24435bd2de84fd2a26a4908e","source":{"kind":"arxiv","id":"1502.06608","version":3},"attestation_state":"computed","paper":{"title":"Structure of Gamma-Ray Burst jets: intrinsic versus apparent properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Pescalli, F. Nappo, G. Ghirlanda, G. Ghisellini, O. S. Salafia","submitted_at":"2015-02-23T21:00:09Z","abstract_excerpt":"With this paper we introduce the concept of apparent structure of a GRB jet, as opposed to its intrinsic structure. The latter is customarily defined specifying the functions epsilon(theta) (the energy emitted per jet unit solid angle) and Gamma(theta) (the Lorentz factor of the emitting material); the apparent structure is instead defined by us as the isotropic equivalent energy E_iso(theta_v) as a function of the viewing angle theta_v. We show how to predict the apparent structure of a jet given its intrinsic structure. We find that a Gaussian intrinsic structure yields a power law apparent "},"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":"1502.06608","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-02-23T21:00:09Z","cross_cats_sorted":[],"title_canon_sha256":"679787019c0c8a53db7d61d8a5ebca0cd9c20f70fb8c51a7c6560d0c223d72c4","abstract_canon_sha256":"9ebc2d3e2b0725654c3904258f78aa9e5b7233a2c698e167c5d1cd966e53a16e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:18:51.179463Z","signature_b64":"xlFqXwr+/5Z1uiVv4jltDZwBnqhxuSXTzluwWZhmHDlSSIRRIFuC2jxdO5nGmhCqwmloJhXyWctF5Xel2B4cDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b98ca7c4b4c847cf3a9c5a904c127af16b9a84db24435bd2de84fd2a26a4908e","last_reissued_at":"2026-05-18T02:18:51.178853Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:18:51.178853Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Structure of Gamma-Ray Burst jets: intrinsic versus apparent properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Pescalli, F. Nappo, G. Ghirlanda, G. Ghisellini, O. S. Salafia","submitted_at":"2015-02-23T21:00:09Z","abstract_excerpt":"With this paper we introduce the concept of apparent structure of a GRB jet, as opposed to its intrinsic structure. The latter is customarily defined specifying the functions epsilon(theta) (the energy emitted per jet unit solid angle) and Gamma(theta) (the Lorentz factor of the emitting material); the apparent structure is instead defined by us as the isotropic equivalent energy E_iso(theta_v) as a function of the viewing angle theta_v. We show how to predict the apparent structure of a jet given its intrinsic structure. We find that a Gaussian intrinsic structure yields a power law apparent "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.06608","kind":"arxiv","version":3},"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":"1502.06608","created_at":"2026-05-18T02:18:51.178929+00:00"},{"alias_kind":"arxiv_version","alias_value":"1502.06608v3","created_at":"2026-05-18T02:18:51.178929+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.06608","created_at":"2026-05-18T02:18:51.178929+00:00"},{"alias_kind":"pith_short_12","alias_value":"XGGKPRFUZBD4","created_at":"2026-05-18T12:29:50.041715+00:00"},{"alias_kind":"pith_short_16","alias_value":"XGGKPRFUZBD46OU4","created_at":"2026-05-18T12:29:50.041715+00:00"},{"alias_kind":"pith_short_8","alias_value":"XGGKPRFU","created_at":"2026-05-18T12:29:50.041715+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/XGGKPRFUZBD46OU4LKIEYET26F","json":"https://pith.science/pith/XGGKPRFUZBD46OU4LKIEYET26F.json","graph_json":"https://pith.science/api/pith-number/XGGKPRFUZBD46OU4LKIEYET26F/graph.json","events_json":"https://pith.science/api/pith-number/XGGKPRFUZBD46OU4LKIEYET26F/events.json","paper":"https://pith.science/paper/XGGKPRFU"},"agent_actions":{"view_html":"https://pith.science/pith/XGGKPRFUZBD46OU4LKIEYET26F","download_json":"https://pith.science/pith/XGGKPRFUZBD46OU4LKIEYET26F.json","view_paper":"https://pith.science/paper/XGGKPRFU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1502.06608&json=true","fetch_graph":"https://pith.science/api/pith-number/XGGKPRFUZBD46OU4LKIEYET26F/graph.json","fetch_events":"https://pith.science/api/pith-number/XGGKPRFUZBD46OU4LKIEYET26F/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XGGKPRFUZBD46OU4LKIEYET26F/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XGGKPRFUZBD46OU4LKIEYET26F/action/storage_attestation","attest_author":"https://pith.science/pith/XGGKPRFUZBD46OU4LKIEYET26F/action/author_attestation","sign_citation":"https://pith.science/pith/XGGKPRFUZBD46OU4LKIEYET26F/action/citation_signature","submit_replication":"https://pith.science/pith/XGGKPRFUZBD46OU4LKIEYET26F/action/replication_record"}},"created_at":"2026-05-18T02:18:51.178929+00:00","updated_at":"2026-05-18T02:18:51.178929+00:00"}