{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:FYKOJB6ZUMTDYNJLF6LTXJNTXB","short_pith_number":"pith:FYKOJB6Z","canonical_record":{"source":{"id":"1703.07678","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2017-03-22T14:36:56Z","cross_cats_sorted":[],"title_canon_sha256":"5ac132dc3b5608b2e88d90acba8ce3b89f051ba643991fdf09fab3c9e5dc0c05","abstract_canon_sha256":"d32ab6d4d5326e169aa44d07a16c717da859537f4acc3fc78b4654634a2b5c4a"},"schema_version":"1.0"},"canonical_sha256":"2e14e487d9a3263c352b2f973ba5b3b85283cf66dea594511e722cc6368020cd","source":{"kind":"arxiv","id":"1703.07678","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.07678","created_at":"2026-05-18T00:04:47Z"},{"alias_kind":"arxiv_version","alias_value":"1703.07678v2","created_at":"2026-05-18T00:04:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.07678","created_at":"2026-05-18T00:04:47Z"},{"alias_kind":"pith_short_12","alias_value":"FYKOJB6ZUMTD","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FYKOJB6ZUMTDYNJL","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FYKOJB6Z","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:FYKOJB6ZUMTDYNJLF6LTXJNTXB","target":"record","payload":{"canonical_record":{"source":{"id":"1703.07678","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2017-03-22T14:36:56Z","cross_cats_sorted":[],"title_canon_sha256":"5ac132dc3b5608b2e88d90acba8ce3b89f051ba643991fdf09fab3c9e5dc0c05","abstract_canon_sha256":"d32ab6d4d5326e169aa44d07a16c717da859537f4acc3fc78b4654634a2b5c4a"},"schema_version":"1.0"},"canonical_sha256":"2e14e487d9a3263c352b2f973ba5b3b85283cf66dea594511e722cc6368020cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:47.544441Z","signature_b64":"UhyCKHsNbaTGdHyiWW84y+tJWyFhC1my44KX45UoDRg62TWPDKW5kluTdsJBpEk0kwBFv4YilbKAEa44J1mQCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e14e487d9a3263c352b2f973ba5b3b85283cf66dea594511e722cc6368020cd","last_reissued_at":"2026-05-18T00:04:47.543757Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:47.543757Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.07678","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:04:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CWBAw27i4dRJtnIlxZQQpAiOFILZse8s6begoW8qcKK757QXXvPs5dlnkjeEZxji1CU7tTH+aoqNRY9qJ3SLAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T13:12:21.697238Z"},"content_sha256":"4108eedc62c668a23c9c9d14d149acb3a538fdf110160e5c4bf88e0a13783524","schema_version":"1.0","event_id":"sha256:4108eedc62c668a23c9c9d14d149acb3a538fdf110160e5c4bf88e0a13783524"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:FYKOJB6ZUMTDYNJLF6LTXJNTXB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of forward photon production cross-section in proton-proton collisions at $\\sqrt{s}$ = 13 TeV with the LHCf detector","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Tiberio, A. Tricomi, E. Berti, E. Matsubayashi, H. Menjo, K. Kasahara, K. Masuda, L. Bonechi, M. Bongi, M. Haguenauer, M. Shinoda, M. Ueno, N. Sakurai, O. Adriani, P. Papini, Q.D. Zhou, R. D'Alessandro, S. Ricciarini, S. Torii, T. Iwata, T. Sako, T. Suzuki, T. Tamura, W.C. Turner, Y. Itow, Y. Makino, Y. Muraki","submitted_at":"2017-03-22T14:36:56Z","abstract_excerpt":"In this paper, we report the production cross-section of forward photons in the pseudorapidity regions of $\\eta\\,>\\,10.94$ and $8.99\\,>\\,\\eta\\,>\\,8.81$, measured by the LHCf experiment with proton--proton collisions at $\\sqrt{s}$ = 13 TeV. The results from the analysis of 0.191 $\\mathrm{nb^{-1}}$ of data obtained in June 2015 are compared to the predictions of several hadronic interaction models that are used in air-shower simulations for ultra-high-energy cosmic rays. Although none of the models agree perfectly with the data, EPOS-LHC shows the best agreement with the experimental data among "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.07678","kind":"arxiv","version":2},"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":"2026-05-18T00:04:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wi5lPBNSJNapMrmWh70SLaaL3bgVmTJVkHMpGMeKzpIiwwrKYyn1O2vzbyOwq97Ap4MsYFyvMOc9GrtmiK0uBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T13:12:21.697598Z"},"content_sha256":"b1a5744b3de0de1ac554d3ad788ca7ccc0393a762cfc470404e8e017b20cb666","schema_version":"1.0","event_id":"sha256:b1a5744b3de0de1ac554d3ad788ca7ccc0393a762cfc470404e8e017b20cb666"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FYKOJB6ZUMTDYNJLF6LTXJNTXB/bundle.json","state_url":"https://pith.science/pith/FYKOJB6ZUMTDYNJLF6LTXJNTXB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FYKOJB6ZUMTDYNJLF6LTXJNTXB/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":"2026-05-30T13:12:21Z","links":{"resolver":"https://pith.science/pith/FYKOJB6ZUMTDYNJLF6LTXJNTXB","bundle":"https://pith.science/pith/FYKOJB6ZUMTDYNJLF6LTXJNTXB/bundle.json","state":"https://pith.science/pith/FYKOJB6ZUMTDYNJLF6LTXJNTXB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FYKOJB6ZUMTDYNJLF6LTXJNTXB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:FYKOJB6ZUMTDYNJLF6LTXJNTXB","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":"d32ab6d4d5326e169aa44d07a16c717da859537f4acc3fc78b4654634a2b5c4a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2017-03-22T14:36:56Z","title_canon_sha256":"5ac132dc3b5608b2e88d90acba8ce3b89f051ba643991fdf09fab3c9e5dc0c05"},"schema_version":"1.0","source":{"id":"1703.07678","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.07678","created_at":"2026-05-18T00:04:47Z"},{"alias_kind":"arxiv_version","alias_value":"1703.07678v2","created_at":"2026-05-18T00:04:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.07678","created_at":"2026-05-18T00:04:47Z"},{"alias_kind":"pith_short_12","alias_value":"FYKOJB6ZUMTD","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FYKOJB6ZUMTDYNJL","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FYKOJB6Z","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:b1a5744b3de0de1ac554d3ad788ca7ccc0393a762cfc470404e8e017b20cb666","target":"graph","created_at":"2026-05-18T00:04:47Z","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 report the production cross-section of forward photons in the pseudorapidity regions of $\\eta\\,>\\,10.94$ and $8.99\\,>\\,\\eta\\,>\\,8.81$, measured by the LHCf experiment with proton--proton collisions at $\\sqrt{s}$ = 13 TeV. The results from the analysis of 0.191 $\\mathrm{nb^{-1}}$ of data obtained in June 2015 are compared to the predictions of several hadronic interaction models that are used in air-shower simulations for ultra-high-energy cosmic rays. Although none of the models agree perfectly with the data, EPOS-LHC shows the best agreement with the experimental data among ","authors_text":"A. Tiberio, A. Tricomi, E. Berti, E. Matsubayashi, H. Menjo, K. Kasahara, K. Masuda, L. Bonechi, M. Bongi, M. Haguenauer, M. Shinoda, M. Ueno, N. Sakurai, O. Adriani, P. Papini, Q.D. Zhou, R. D'Alessandro, S. Ricciarini, S. Torii, T. Iwata, T. Sako, T. Suzuki, T. Tamura, W.C. Turner, Y. Itow, Y. Makino, Y. Muraki","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2017-03-22T14:36:56Z","title":"Measurement of forward photon production cross-section in proton-proton collisions at $\\sqrt{s}$ = 13 TeV with the LHCf detector"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.07678","kind":"arxiv","version":2},"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":"sha256:4108eedc62c668a23c9c9d14d149acb3a538fdf110160e5c4bf88e0a13783524","target":"record","created_at":"2026-05-18T00:04:47Z","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":"d32ab6d4d5326e169aa44d07a16c717da859537f4acc3fc78b4654634a2b5c4a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2017-03-22T14:36:56Z","title_canon_sha256":"5ac132dc3b5608b2e88d90acba8ce3b89f051ba643991fdf09fab3c9e5dc0c05"},"schema_version":"1.0","source":{"id":"1703.07678","kind":"arxiv","version":2}},"canonical_sha256":"2e14e487d9a3263c352b2f973ba5b3b85283cf66dea594511e722cc6368020cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e14e487d9a3263c352b2f973ba5b3b85283cf66dea594511e722cc6368020cd","first_computed_at":"2026-05-18T00:04:47.543757Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:47.543757Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UhyCKHsNbaTGdHyiWW84y+tJWyFhC1my44KX45UoDRg62TWPDKW5kluTdsJBpEk0kwBFv4YilbKAEa44J1mQCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:47.544441Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.07678","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4108eedc62c668a23c9c9d14d149acb3a538fdf110160e5c4bf88e0a13783524","sha256:b1a5744b3de0de1ac554d3ad788ca7ccc0393a762cfc470404e8e017b20cb666"],"state_sha256":"3bd266d4a4438cc8c6cc273af16e718f0580efe60b343c1198c6b0b427f79fc4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L55IPSIxfWDukR5qb+CRo13yM5UxgAW25+0+7bOgakcsWAt3uzxuEUWYgzfE89coq+PL+sB4CXHBGfqN3RCJAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T13:12:21.699776Z","bundle_sha256":"e01bd26ca84627956a961f563bb76668f9f62ba20c4836321ffae7b35420dae4"}}