{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:NHBBHJII55GTM6UWB7WLR6MKLW","short_pith_number":"pith:NHBBHJII","canonical_record":{"source":{"id":"1406.7369","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-28T08:04:01Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"f850858a9d8dcbd13a5dda520833ac7e405dd4bc46f888df01137910e03938cd","abstract_canon_sha256":"39ec1b71ca5325832115d01be84ca906f87e6fc34db3f3287c38e1fc69ffe5b9"},"schema_version":"1.0"},"canonical_sha256":"69c213a508ef4d367a960fecb8f98a5d95c0eea90c86a597382a0b255a809063","source":{"kind":"arxiv","id":"1406.7369","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.7369","created_at":"2026-05-18T01:42:45Z"},{"alias_kind":"arxiv_version","alias_value":"1406.7369v2","created_at":"2026-05-18T01:42:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.7369","created_at":"2026-05-18T01:42:45Z"},{"alias_kind":"pith_short_12","alias_value":"NHBBHJII55GT","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"NHBBHJII55GTM6UW","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"NHBBHJII","created_at":"2026-05-18T12:28:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:NHBBHJII55GTM6UWB7WLR6MKLW","target":"record","payload":{"canonical_record":{"source":{"id":"1406.7369","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-28T08:04:01Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"f850858a9d8dcbd13a5dda520833ac7e405dd4bc46f888df01137910e03938cd","abstract_canon_sha256":"39ec1b71ca5325832115d01be84ca906f87e6fc34db3f3287c38e1fc69ffe5b9"},"schema_version":"1.0"},"canonical_sha256":"69c213a508ef4d367a960fecb8f98a5d95c0eea90c86a597382a0b255a809063","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:45.530715Z","signature_b64":"9F0CNS2c0T3hhLeGSo2nk+tOtU0dxzc6Ormv3Gbcm16bUD6H5tu+HJm0XplYgn3+ipkYQfpHj40ZVr6i8whrDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"69c213a508ef4d367a960fecb8f98a5d95c0eea90c86a597382a0b255a809063","last_reissued_at":"2026-05-18T01:42:45.530105Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:45.530105Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.7369","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":"2026-05-18T01:42:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dOP43ZSZrCpz0dDSHHychEhjC8S8vPu4kijly9ReffKHFToiKHyv7X61A+OiYLLeL3xTEGISwD/RE1JPyKXqBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T17:55:54.629204Z"},"content_sha256":"3e0ac2069f00f92b382597f9041c7ef567caea4e0093661dc967c88182bb97d1","schema_version":"1.0","event_id":"sha256:3e0ac2069f00f92b382597f9041c7ef567caea4e0093661dc967c88182bb97d1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:NHBBHJII55GTM6UWB7WLR6MKLW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Parametrization of gamma-ray production cross-sections for pp interactions in a broad proton energy range from the kinematic threshold to PeV energies","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"astro-ph.HE","authors_text":"Andrew M. Taylor, Ervin Kafexhiu, Felix Aharonian, Gabriela S. Vila","submitted_at":"2014-06-28T08:04:01Z","abstract_excerpt":"Using publicly available Monte Carlo codes as well as compilation of published data on p--p interactions for proton kinetic energy below 2 GeV, we parametrize the energy spectra and production rates of $\\gamma$-rays by simple but quite accurate ($\\leq 20 \\%$) analytical expressions in a broad range from the kinematic threshold to PeV energies."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.7369","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":"2026-05-18T01:42:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RpxfWsy/EtC6FuNFE7iYz0+yKcVSO6g8Vw4KaSK/Y6pTDTt/o0w3IC5GIcNDurCQ0mR/1bu3bmMBjBbkOs6HAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T17:55:54.629817Z"},"content_sha256":"373c857f7182e8eee5d6cd38df3ca3b298199a9e5d6cd32f0b17d439795ebb48","schema_version":"1.0","event_id":"sha256:373c857f7182e8eee5d6cd38df3ca3b298199a9e5d6cd32f0b17d439795ebb48"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NHBBHJII55GTM6UWB7WLR6MKLW/bundle.json","state_url":"https://pith.science/pith/NHBBHJII55GTM6UWB7WLR6MKLW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NHBBHJII55GTM6UWB7WLR6MKLW/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":"2026-05-20T17:55:54Z","links":{"resolver":"https://pith.science/pith/NHBBHJII55GTM6UWB7WLR6MKLW","bundle":"https://pith.science/pith/NHBBHJII55GTM6UWB7WLR6MKLW/bundle.json","state":"https://pith.science/pith/NHBBHJII55GTM6UWB7WLR6MKLW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NHBBHJII55GTM6UWB7WLR6MKLW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:NHBBHJII55GTM6UWB7WLR6MKLW","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":"39ec1b71ca5325832115d01be84ca906f87e6fc34db3f3287c38e1fc69ffe5b9","cross_cats_sorted":["nucl-ex"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-28T08:04:01Z","title_canon_sha256":"f850858a9d8dcbd13a5dda520833ac7e405dd4bc46f888df01137910e03938cd"},"schema_version":"1.0","source":{"id":"1406.7369","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.7369","created_at":"2026-05-18T01:42:45Z"},{"alias_kind":"arxiv_version","alias_value":"1406.7369v2","created_at":"2026-05-18T01:42:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.7369","created_at":"2026-05-18T01:42:45Z"},{"alias_kind":"pith_short_12","alias_value":"NHBBHJII55GT","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"NHBBHJII55GTM6UW","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"NHBBHJII","created_at":"2026-05-18T12:28:41Z"}],"graph_snapshots":[{"event_id":"sha256:373c857f7182e8eee5d6cd38df3ca3b298199a9e5d6cd32f0b17d439795ebb48","target":"graph","created_at":"2026-05-18T01:42:45Z","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":"Using publicly available Monte Carlo codes as well as compilation of published data on p--p interactions for proton kinetic energy below 2 GeV, we parametrize the energy spectra and production rates of $\\gamma$-rays by simple but quite accurate ($\\leq 20 \\%$) analytical expressions in a broad range from the kinematic threshold to PeV energies.","authors_text":"Andrew M. Taylor, Ervin Kafexhiu, Felix Aharonian, Gabriela S. Vila","cross_cats":["nucl-ex"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-28T08:04:01Z","title":"Parametrization of gamma-ray production cross-sections for pp interactions in a broad proton energy range from the kinematic threshold to PeV energies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.7369","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":"sha256:3e0ac2069f00f92b382597f9041c7ef567caea4e0093661dc967c88182bb97d1","target":"record","created_at":"2026-05-18T01:42:45Z","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":"39ec1b71ca5325832115d01be84ca906f87e6fc34db3f3287c38e1fc69ffe5b9","cross_cats_sorted":["nucl-ex"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-28T08:04:01Z","title_canon_sha256":"f850858a9d8dcbd13a5dda520833ac7e405dd4bc46f888df01137910e03938cd"},"schema_version":"1.0","source":{"id":"1406.7369","kind":"arxiv","version":2}},"canonical_sha256":"69c213a508ef4d367a960fecb8f98a5d95c0eea90c86a597382a0b255a809063","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"69c213a508ef4d367a960fecb8f98a5d95c0eea90c86a597382a0b255a809063","first_computed_at":"2026-05-18T01:42:45.530105Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:45.530105Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9F0CNS2c0T3hhLeGSo2nk+tOtU0dxzc6Ormv3Gbcm16bUD6H5tu+HJm0XplYgn3+ipkYQfpHj40ZVr6i8whrDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:45.530715Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.7369","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3e0ac2069f00f92b382597f9041c7ef567caea4e0093661dc967c88182bb97d1","sha256:373c857f7182e8eee5d6cd38df3ca3b298199a9e5d6cd32f0b17d439795ebb48"],"state_sha256":"befd3ea544b130fd30f510242671d5144f8f09ca08c83a52eac701281ccd1cec"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s7OIG+pkXk3Mund1ubNWYILaW5qTeSxTd0HSrvLNJ8sbszMEvzrjH6TwRtr7KKhNxGYcBUbL+x9f3ShqhoSMAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T17:55:54.632754Z","bundle_sha256":"fb7c20650154bad397367b63d414ff0214a60bb1d5d256d0289f58816f0de383"}}