{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:4KYR6NQKPDPH6JG47D5VKPSG4N","short_pith_number":"pith:4KYR6NQK","schema_version":"1.0","canonical_sha256":"e2b11f360a78de7f24dcf8fb553e46e3411b3fc2605717906249af9681ecdc25","source":{"kind":"arxiv","id":"1207.7183","version":1},"attestation_state":"computed","paper":{"title":"Measurement of zero degree inclusive photon energy spectra for $\\sqrt{s}=$ 900 GeV proton-proton collisions at LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"hep-ex","authors_text":"A.-L. Perrot, A. Tricomi, G. Castellini, G. Mitsuka, H. Menjo, K. Fukatsu, K. Kasahara, K. Kawade, K. Masuda, K. Noda, K. Suzuki, K. Taki, L. Bonechi, M. Bongi, M. Haguenauer, O. Adriani, P. Papini, R. D'Alessandro, S. Ricciarini, S. Torii, T. Iso, T. Mase, T. Sako, T. Suzuki, T. Tamura, W. C. Turner, Y. Itow, Y. Muraki","submitted_at":"2012-07-31T08:37:38Z","abstract_excerpt":"The inclusive photon energy spectra measured by the Large Hadron Collider forward (LHCf) experiment in the very forward region of LHC proton-proton collisions at $\\sqrt{s}=$ 900 GeV are reported. The results from the analysis of 0.30 $\\mathrm{nb^{-1}}$ of data collected in May 2010 in the two pseudorapidity regions of $\\eta > 10.15$ and $8.77 < \\eta < 9.46$ are compared with the predictions of the hadronic interaction models DPMJET 3.04, EPOS 1.99, PYTHIA 8.145, QGSJET I -.1em I-03 and SIBYLL 2.1, which are widely used in ultra-high-energy cosmic-ray experiments. EPOS 1.99 and SYBILL 2.1 show "},"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":"1207.7183","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-07-31T08:37:38Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"97b267ca3a2cef964e1a0907af58f8ec2cd479c32eee08fd579415904e1d9c83","abstract_canon_sha256":"39c24aacd06813f2809341cf4680a5a54f33e5413ca1a37d039c1a826d7213ca"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:00.815941Z","signature_b64":"2lT66OkJLnCZWDJCG5Ok5LMOA0fOUic6q8bxRtnxU+tal5cxwWNVo5extFOd57LQcCEUdjesGyB0B0hkof5RAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e2b11f360a78de7f24dcf8fb553e46e3411b3fc2605717906249af9681ecdc25","last_reissued_at":"2026-05-18T01:56:00.815443Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:00.815443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Measurement of zero degree inclusive photon energy spectra for $\\sqrt{s}=$ 900 GeV proton-proton collisions at LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"hep-ex","authors_text":"A.-L. Perrot, A. Tricomi, G. Castellini, G. Mitsuka, H. Menjo, K. Fukatsu, K. Kasahara, K. Kawade, K. Masuda, K. Noda, K. Suzuki, K. Taki, L. Bonechi, M. Bongi, M. Haguenauer, O. Adriani, P. Papini, R. D'Alessandro, S. Ricciarini, S. Torii, T. Iso, T. Mase, T. Sako, T. Suzuki, T. Tamura, W. C. Turner, Y. Itow, Y. Muraki","submitted_at":"2012-07-31T08:37:38Z","abstract_excerpt":"The inclusive photon energy spectra measured by the Large Hadron Collider forward (LHCf) experiment in the very forward region of LHC proton-proton collisions at $\\sqrt{s}=$ 900 GeV are reported. The results from the analysis of 0.30 $\\mathrm{nb^{-1}}$ of data collected in May 2010 in the two pseudorapidity regions of $\\eta > 10.15$ and $8.77 < \\eta < 9.46$ are compared with the predictions of the hadronic interaction models DPMJET 3.04, EPOS 1.99, PYTHIA 8.145, QGSJET I -.1em I-03 and SIBYLL 2.1, which are widely used in ultra-high-energy cosmic-ray experiments. EPOS 1.99 and SYBILL 2.1 show "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.7183","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":"1207.7183","created_at":"2026-05-18T01:56:00.815536+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.7183v1","created_at":"2026-05-18T01:56:00.815536+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.7183","created_at":"2026-05-18T01:56:00.815536+00:00"},{"alias_kind":"pith_short_12","alias_value":"4KYR6NQKPDPH","created_at":"2026-05-18T12:26:53.410803+00:00"},{"alias_kind":"pith_short_16","alias_value":"4KYR6NQKPDPH6JG4","created_at":"2026-05-18T12:26:53.410803+00:00"},{"alias_kind":"pith_short_8","alias_value":"4KYR6NQK","created_at":"2026-05-18T12:26:53.410803+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/4KYR6NQKPDPH6JG47D5VKPSG4N","json":"https://pith.science/pith/4KYR6NQKPDPH6JG47D5VKPSG4N.json","graph_json":"https://pith.science/api/pith-number/4KYR6NQKPDPH6JG47D5VKPSG4N/graph.json","events_json":"https://pith.science/api/pith-number/4KYR6NQKPDPH6JG47D5VKPSG4N/events.json","paper":"https://pith.science/paper/4KYR6NQK"},"agent_actions":{"view_html":"https://pith.science/pith/4KYR6NQKPDPH6JG47D5VKPSG4N","download_json":"https://pith.science/pith/4KYR6NQKPDPH6JG47D5VKPSG4N.json","view_paper":"https://pith.science/paper/4KYR6NQK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.7183&json=true","fetch_graph":"https://pith.science/api/pith-number/4KYR6NQKPDPH6JG47D5VKPSG4N/graph.json","fetch_events":"https://pith.science/api/pith-number/4KYR6NQKPDPH6JG47D5VKPSG4N/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4KYR6NQKPDPH6JG47D5VKPSG4N/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4KYR6NQKPDPH6JG47D5VKPSG4N/action/storage_attestation","attest_author":"https://pith.science/pith/4KYR6NQKPDPH6JG47D5VKPSG4N/action/author_attestation","sign_citation":"https://pith.science/pith/4KYR6NQKPDPH6JG47D5VKPSG4N/action/citation_signature","submit_replication":"https://pith.science/pith/4KYR6NQKPDPH6JG47D5VKPSG4N/action/replication_record"}},"created_at":"2026-05-18T01:56:00.815536+00:00","updated_at":"2026-05-18T01:56:00.815536+00:00"}