{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:7TLVXT2VSJM46HVXBKQDGB26JH","short_pith_number":"pith:7TLVXT2V","canonical_record":{"source":{"id":"1702.08390","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-02-27T17:35:11Z","cross_cats_sorted":["astro-ph.HE","physics.data-an"],"title_canon_sha256":"e607054c6f2334a658b59dfa027bb20b51423f06e8580ca21513ed304570d727","abstract_canon_sha256":"2fa7ef187056d1083853f3a94a8d31fb121c8a974d74a3e7554b08030872390b"},"schema_version":"1.0"},"canonical_sha256":"fcd75bcf559259cf1eb70aa033075e49e5dab4d65279d89d789e146b860d8ea0","source":{"kind":"arxiv","id":"1702.08390","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.08390","created_at":"2026-05-18T00:07:12Z"},{"alias_kind":"arxiv_version","alias_value":"1702.08390v1","created_at":"2026-05-18T00:07:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.08390","created_at":"2026-05-18T00:07:12Z"},{"alias_kind":"pith_short_12","alias_value":"7TLVXT2VSJM4","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"7TLVXT2VSJM46HVX","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"7TLVXT2V","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:7TLVXT2VSJM46HVXBKQDGB26JH","target":"record","payload":{"canonical_record":{"source":{"id":"1702.08390","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-02-27T17:35:11Z","cross_cats_sorted":["astro-ph.HE","physics.data-an"],"title_canon_sha256":"e607054c6f2334a658b59dfa027bb20b51423f06e8580ca21513ed304570d727","abstract_canon_sha256":"2fa7ef187056d1083853f3a94a8d31fb121c8a974d74a3e7554b08030872390b"},"schema_version":"1.0"},"canonical_sha256":"fcd75bcf559259cf1eb70aa033075e49e5dab4d65279d89d789e146b860d8ea0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:12.344982Z","signature_b64":"K/jX+dBWIW7ilL8ltGVi5wxnJdre3kvyumJrLvT75svEAhbIPxY/22UbPYxZd3hWED98O7OCXIKjIZAjc4koCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fcd75bcf559259cf1eb70aa033075e49e5dab4d65279d89d789e146b860d8ea0","last_reissued_at":"2026-05-18T00:07:12.344336Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:12.344336Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.08390","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:07:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aEQVBiiroKv7zZ+zMxuYvYH8Sb4TjwjV4SaX/WhsGh2b8tRmEmX4XMyqDs812H9DZKsDCL1TPFr4VZMLq6xTBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:18:07.548844Z"},"content_sha256":"d47de1f7f975670137574f1c1eb1463c4e3e3c222e20ad1a132aa5edd5c5e922","schema_version":"1.0","event_id":"sha256:d47de1f7f975670137574f1c1eb1463c4e3e3c222e20ad1a132aa5edd5c5e922"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:7TLVXT2VSJM46HVXBKQDGB26JH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Parametric Analysis of Cherenkov Light LDF from EAS for High Energy Gamma Rays and Nuclei: Ways of Practical Application","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","physics.data-an"],"primary_cat":"astro-ph.IM","authors_text":"A.Sh.M. Elshoukrofy, E.B. Postnikov, E.E. Korosteleva, H.A. Motaweh, L.G. Sveshnikova","submitted_at":"2017-02-27T17:35:11Z","abstract_excerpt":"In this paper we propose a 'knee-like' approximation of the lateral distribution of the Cherenkov light from extensive air showers in the energy range 30-3000 TeV and study a possibility of its practical application in high energy ground-based gamma-ray astronomy experiments (in particular, in TAIGA-HiSCORE). The approximation has a very good accuracy for individual showers and can be easily simplified for practical application in the HiSCORE wide angle timing array in the condition of a limited number of triggered stations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.08390","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:07:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AtpoIDXSGwPR+h9L1mdzo9BMqK/Xm55rJr8yizIIYEgIuKZpC2k2o/J0mUnAlNmh+WFdvObrzZqSkG2jPf4yCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:18:07.549526Z"},"content_sha256":"df0ac13b36886707d9ee1fd98dd0dd3d989c00a4393621b4a16e9076eb3b4412","schema_version":"1.0","event_id":"sha256:df0ac13b36886707d9ee1fd98dd0dd3d989c00a4393621b4a16e9076eb3b4412"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7TLVXT2VSJM46HVXBKQDGB26JH/bundle.json","state_url":"https://pith.science/pith/7TLVXT2VSJM46HVXBKQDGB26JH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7TLVXT2VSJM46HVXBKQDGB26JH/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-26T18:18:07Z","links":{"resolver":"https://pith.science/pith/7TLVXT2VSJM46HVXBKQDGB26JH","bundle":"https://pith.science/pith/7TLVXT2VSJM46HVXBKQDGB26JH/bundle.json","state":"https://pith.science/pith/7TLVXT2VSJM46HVXBKQDGB26JH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7TLVXT2VSJM46HVXBKQDGB26JH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:7TLVXT2VSJM46HVXBKQDGB26JH","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"2fa7ef187056d1083853f3a94a8d31fb121c8a974d74a3e7554b08030872390b","cross_cats_sorted":["astro-ph.HE","physics.data-an"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-02-27T17:35:11Z","title_canon_sha256":"e607054c6f2334a658b59dfa027bb20b51423f06e8580ca21513ed304570d727"},"schema_version":"1.0","source":{"id":"1702.08390","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.08390","created_at":"2026-05-18T00:07:12Z"},{"alias_kind":"arxiv_version","alias_value":"1702.08390v1","created_at":"2026-05-18T00:07:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.08390","created_at":"2026-05-18T00:07:12Z"},{"alias_kind":"pith_short_12","alias_value":"7TLVXT2VSJM4","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"7TLVXT2VSJM46HVX","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"7TLVXT2V","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:df0ac13b36886707d9ee1fd98dd0dd3d989c00a4393621b4a16e9076eb3b4412","target":"graph","created_at":"2026-05-18T00:07:12Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"In this paper we propose a 'knee-like' approximation of the lateral distribution of the Cherenkov light from extensive air showers in the energy range 30-3000 TeV and study a possibility of its practical application in high energy ground-based gamma-ray astronomy experiments (in particular, in TAIGA-HiSCORE). The approximation has a very good accuracy for individual showers and can be easily simplified for practical application in the HiSCORE wide angle timing array in the condition of a limited number of triggered stations.","authors_text":"A.Sh.M. Elshoukrofy, E.B. Postnikov, E.E. Korosteleva, H.A. Motaweh, L.G. Sveshnikova","cross_cats":["astro-ph.HE","physics.data-an"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-02-27T17:35:11Z","title":"Parametric Analysis of Cherenkov Light LDF from EAS for High Energy Gamma Rays and Nuclei: Ways of Practical Application"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.08390","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:d47de1f7f975670137574f1c1eb1463c4e3e3c222e20ad1a132aa5edd5c5e922","target":"record","created_at":"2026-05-18T00:07:12Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"2fa7ef187056d1083853f3a94a8d31fb121c8a974d74a3e7554b08030872390b","cross_cats_sorted":["astro-ph.HE","physics.data-an"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-02-27T17:35:11Z","title_canon_sha256":"e607054c6f2334a658b59dfa027bb20b51423f06e8580ca21513ed304570d727"},"schema_version":"1.0","source":{"id":"1702.08390","kind":"arxiv","version":1}},"canonical_sha256":"fcd75bcf559259cf1eb70aa033075e49e5dab4d65279d89d789e146b860d8ea0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fcd75bcf559259cf1eb70aa033075e49e5dab4d65279d89d789e146b860d8ea0","first_computed_at":"2026-05-18T00:07:12.344336Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:07:12.344336Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K/jX+dBWIW7ilL8ltGVi5wxnJdre3kvyumJrLvT75svEAhbIPxY/22UbPYxZd3hWED98O7OCXIKjIZAjc4koCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:07:12.344982Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.08390","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d47de1f7f975670137574f1c1eb1463c4e3e3c222e20ad1a132aa5edd5c5e922","sha256:df0ac13b36886707d9ee1fd98dd0dd3d989c00a4393621b4a16e9076eb3b4412"],"state_sha256":"67f60c2c8dbf962cb321d54ebea3f591b1551e19e14f049eb75862bba2ae0583"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2n+Q7GR06GqI5l4Aw3kzNTqaBbSacoh3czEnc3Xgtm7h81rkeSNh9W9zvIc/jpGZWkxUh/8sOHg0V77zVUl2Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T18:18:07.552780Z","bundle_sha256":"048e1327bcac2f4fce27b3fea9e121671f58c0200cc30fe9b0fe42d5b6313c46"}}