{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:BIURN3JLPGNSB2A3J2ZXHSRVUJ","short_pith_number":"pith:BIURN3JL","canonical_record":{"source":{"id":"1803.08183","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2018-03-22T00:39:19Z","cross_cats_sorted":[],"title_canon_sha256":"06ee98ea65d07d8ae434b0f655977badf7775928fbeaae790f03d08978080cb7","abstract_canon_sha256":"eb32cdeaa47d1b4a31aad5d93575e942a8fb28687a05281ac3f85920acfb9f26"},"schema_version":"1.0"},"canonical_sha256":"0a2916ed2b799b20e81b4eb373ca35a26f52c3b415f1e6e4260926bcd805298b","source":{"kind":"arxiv","id":"1803.08183","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.08183","created_at":"2026-05-18T00:20:23Z"},{"alias_kind":"arxiv_version","alias_value":"1803.08183v1","created_at":"2026-05-18T00:20:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.08183","created_at":"2026-05-18T00:20:23Z"},{"alias_kind":"pith_short_12","alias_value":"BIURN3JLPGNS","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BIURN3JLPGNSB2A3","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BIURN3JL","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:BIURN3JLPGNSB2A3J2ZXHSRVUJ","target":"record","payload":{"canonical_record":{"source":{"id":"1803.08183","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2018-03-22T00:39:19Z","cross_cats_sorted":[],"title_canon_sha256":"06ee98ea65d07d8ae434b0f655977badf7775928fbeaae790f03d08978080cb7","abstract_canon_sha256":"eb32cdeaa47d1b4a31aad5d93575e942a8fb28687a05281ac3f85920acfb9f26"},"schema_version":"1.0"},"canonical_sha256":"0a2916ed2b799b20e81b4eb373ca35a26f52c3b415f1e6e4260926bcd805298b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:23.492528Z","signature_b64":"m1wCNsp3oKNpjY5x2A5huJI0+4gkEWvbYvMbS7LiSwl52CjjGcI1SaAIzn15XQq5wKP2LKecZm2rpLxlFEAqDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0a2916ed2b799b20e81b4eb373ca35a26f52c3b415f1e6e4260926bcd805298b","last_reissued_at":"2026-05-18T00:20:23.492072Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:23.492072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.08183","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":"2026-05-18T00:20:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x4zcTsdNxnE/3d2t9UNqG3aW0ZwhkD7eICXETC6frVByRTGd9AH5iSHwsJPMY1+lYFKfkUkCEeM18AdUMhENDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T04:42:19.668415Z"},"content_sha256":"f202ddfa654118a49326f6a050ba95299b57066e956be490d4ae8c8d926b800b","schema_version":"1.0","event_id":"sha256:f202ddfa654118a49326f6a050ba95299b57066e956be490d4ae8c8d926b800b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:BIURN3JLPGNSB2A3J2ZXHSRVUJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Activation cross-section measurement of proton induced reactions on cerium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Hermanne, F. Ditr\\'oi, F. T\\'ark\\'anyi, I. Spahn, S. Spellerberg, S. Tak\\'acs","submitted_at":"2018-03-22T00:39:19Z","abstract_excerpt":"In the framework of a systematic study of proton induced nuclear reactions on lanthanides we have measured the excitation functions on natural cerium for the production of 142,139,138m,137Pr, 141,139,137m,137g,135Ce and 133La up to 65 MeV proton energy using the activation method with stacked-foil irradiation technique and high-resolution gamma-ray spectrometry. The cross-sections of the investigated reactions were compared with the data retrieved from the TENDL-2014 and TENDL-2015 libraries, based on the latest version of the TALYS code system. No earlier experimental data were found in the l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.08183","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":"2026-05-18T00:20:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b+1VOMDesG3fFN55sqrrX+YUjV/TldnmdONvvL6nHVpWEBpcG/ke3uDPyF3tit1RI2JG6lA2CMAPZRZt1/foBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T04:42:19.669058Z"},"content_sha256":"766d61377fd66b29fe03163bdc081cbad889b71e7996c5a97a793f7650fb828f","schema_version":"1.0","event_id":"sha256:766d61377fd66b29fe03163bdc081cbad889b71e7996c5a97a793f7650fb828f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BIURN3JLPGNSB2A3J2ZXHSRVUJ/bundle.json","state_url":"https://pith.science/pith/BIURN3JLPGNSB2A3J2ZXHSRVUJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BIURN3JLPGNSB2A3J2ZXHSRVUJ/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":"2026-06-02T04:42:19Z","links":{"resolver":"https://pith.science/pith/BIURN3JLPGNSB2A3J2ZXHSRVUJ","bundle":"https://pith.science/pith/BIURN3JLPGNSB2A3J2ZXHSRVUJ/bundle.json","state":"https://pith.science/pith/BIURN3JLPGNSB2A3J2ZXHSRVUJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BIURN3JLPGNSB2A3J2ZXHSRVUJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:BIURN3JLPGNSB2A3J2ZXHSRVUJ","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":"eb32cdeaa47d1b4a31aad5d93575e942a8fb28687a05281ac3f85920acfb9f26","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2018-03-22T00:39:19Z","title_canon_sha256":"06ee98ea65d07d8ae434b0f655977badf7775928fbeaae790f03d08978080cb7"},"schema_version":"1.0","source":{"id":"1803.08183","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.08183","created_at":"2026-05-18T00:20:23Z"},{"alias_kind":"arxiv_version","alias_value":"1803.08183v1","created_at":"2026-05-18T00:20:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.08183","created_at":"2026-05-18T00:20:23Z"},{"alias_kind":"pith_short_12","alias_value":"BIURN3JLPGNS","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BIURN3JLPGNSB2A3","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BIURN3JL","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:766d61377fd66b29fe03163bdc081cbad889b71e7996c5a97a793f7650fb828f","target":"graph","created_at":"2026-05-18T00:20:23Z","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 the framework of a systematic study of proton induced nuclear reactions on lanthanides we have measured the excitation functions on natural cerium for the production of 142,139,138m,137Pr, 141,139,137m,137g,135Ce and 133La up to 65 MeV proton energy using the activation method with stacked-foil irradiation technique and high-resolution gamma-ray spectrometry. The cross-sections of the investigated reactions were compared with the data retrieved from the TENDL-2014 and TENDL-2015 libraries, based on the latest version of the TALYS code system. No earlier experimental data were found in the l","authors_text":"A. Hermanne, F. Ditr\\'oi, F. T\\'ark\\'anyi, I. Spahn, S. Spellerberg, S. Tak\\'acs","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2018-03-22T00:39:19Z","title":"Activation cross-section measurement of proton induced reactions on cerium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.08183","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:f202ddfa654118a49326f6a050ba95299b57066e956be490d4ae8c8d926b800b","target":"record","created_at":"2026-05-18T00:20:23Z","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":"eb32cdeaa47d1b4a31aad5d93575e942a8fb28687a05281ac3f85920acfb9f26","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2018-03-22T00:39:19Z","title_canon_sha256":"06ee98ea65d07d8ae434b0f655977badf7775928fbeaae790f03d08978080cb7"},"schema_version":"1.0","source":{"id":"1803.08183","kind":"arxiv","version":1}},"canonical_sha256":"0a2916ed2b799b20e81b4eb373ca35a26f52c3b415f1e6e4260926bcd805298b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0a2916ed2b799b20e81b4eb373ca35a26f52c3b415f1e6e4260926bcd805298b","first_computed_at":"2026-05-18T00:20:23.492072Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:20:23.492072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m1wCNsp3oKNpjY5x2A5huJI0+4gkEWvbYvMbS7LiSwl52CjjGcI1SaAIzn15XQq5wKP2LKecZm2rpLxlFEAqDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:20:23.492528Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.08183","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f202ddfa654118a49326f6a050ba95299b57066e956be490d4ae8c8d926b800b","sha256:766d61377fd66b29fe03163bdc081cbad889b71e7996c5a97a793f7650fb828f"],"state_sha256":"330ed02c551a8399556293adcc51b1a08485b49d7d1f489f58aff0ded6d082be"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ef0VuaFdqDL3imiZ3UFRvWDi0g8bfIYJoXHO0M8DuXIhJZircUKADWvrnIeoxFQ8ENlwnWVYK1NkCFQR8BFsDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T04:42:19.671939Z","bundle_sha256":"3c8a98f87a3187739a30ceb71d3b63db41770070112845c13898f9a6bc166e9a"}}