{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:GMLJSBTVRSBMN3BTKZ5IQEK53O","short_pith_number":"pith:GMLJSBTV","canonical_record":{"source":{"id":"1005.1236","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-05-07T15:49:42Z","cross_cats_sorted":[],"title_canon_sha256":"03c3f00b5ea33819eeb7cab17ceddb09623cabd4b7084049df10415f08b69dae","abstract_canon_sha256":"8f6584274b6712b49bcbb9953cb64f227a581d08c83f9b11ac3d48bf4af5f198"},"schema_version":"1.0"},"canonical_sha256":"33169906758c82c6ec33567a88115ddb8d0d49a77d6690df08941f2b8b1e1828","source":{"kind":"arxiv","id":"1005.1236","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.1236","created_at":"2026-05-18T04:25:50Z"},{"alias_kind":"arxiv_version","alias_value":"1005.1236v1","created_at":"2026-05-18T04:25:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.1236","created_at":"2026-05-18T04:25:50Z"},{"alias_kind":"pith_short_12","alias_value":"GMLJSBTVRSBM","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"GMLJSBTVRSBMN3BT","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"GMLJSBTV","created_at":"2026-05-18T12:26:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:GMLJSBTVRSBMN3BTKZ5IQEK53O","target":"record","payload":{"canonical_record":{"source":{"id":"1005.1236","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-05-07T15:49:42Z","cross_cats_sorted":[],"title_canon_sha256":"03c3f00b5ea33819eeb7cab17ceddb09623cabd4b7084049df10415f08b69dae","abstract_canon_sha256":"8f6584274b6712b49bcbb9953cb64f227a581d08c83f9b11ac3d48bf4af5f198"},"schema_version":"1.0"},"canonical_sha256":"33169906758c82c6ec33567a88115ddb8d0d49a77d6690df08941f2b8b1e1828","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:25:50.278097Z","signature_b64":"JGah+vklXolK+Kd4YuL0IkNgLyzEi7x3D2ymMBiBPqidH1/wZKHM8z+BbfwjkT0/nma3mO7E4QzppKyGCuCpDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"33169906758c82c6ec33567a88115ddb8d0d49a77d6690df08941f2b8b1e1828","last_reissued_at":"2026-05-18T04:25:50.277257Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:25:50.277257Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1005.1236","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":"2026-05-18T04:25:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kEMtEeHXBDtpj5YqvkhVEzrqfPqbKB4F2UKWC9vnTTh7kImnqfhVfRwsqIudtkd19uIppPkpqbJ239cNLEpzDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:37:38.970471Z"},"content_sha256":"f3d14f23c22fc7a0a61a91685aac9a9a912d2fdd5f82e3a167581d2948bb38fc","schema_version":"1.0","event_id":"sha256:f3d14f23c22fc7a0a61a91685aac9a9a912d2fdd5f82e3a167581d2948bb38fc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:GMLJSBTVRSBMN3BTKZ5IQEK53O","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Structural effects in the nuclide distributions of the residues of highly excited systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Kelic, A.V. ignatyuk, C. Villagrasa, F. Rejmund, K.-H. Schmidt, L. Tassan-Got, M.V. Ricciardi, O. Yordanov, P. Napolitani","submitted_at":"2010-05-07T15:49:42Z","abstract_excerpt":"New data from GSI on the production-cross-section for fragmentation of the systems 56Fe+p and 56Fe+Ti at 1 A GeV revealed the appearance of even-odd staggering in the cross-section distribution for chains of isotopes with given N-Z. The staggering is strongly enhanced for the chain N=Z, it reduces as the production moves away from the N=Z chain, and it reverses for the most neutron-rich odd-A residues. These phenomena, observed in the residues of rather violent reactions, are related to structural effects in the level-densities below the particle-emission threshold."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.1236","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":"2026-05-18T04:25:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nwA7McQh/aFbUn+nBNZhnSF8aCUk/cTkjlkisb2/lp+Go/AupMd8KBN5iZw0qxHjyif8FOYY5CuIFMnm87QTAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:37:38.971250Z"},"content_sha256":"9638e0920e43aa7f501ea22180ecf6a45dc147271adf8c4cebcb8c189f4cb39d","schema_version":"1.0","event_id":"sha256:9638e0920e43aa7f501ea22180ecf6a45dc147271adf8c4cebcb8c189f4cb39d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GMLJSBTVRSBMN3BTKZ5IQEK53O/bundle.json","state_url":"https://pith.science/pith/GMLJSBTVRSBMN3BTKZ5IQEK53O/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GMLJSBTVRSBMN3BTKZ5IQEK53O/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":"2026-05-31T21:37:38Z","links":{"resolver":"https://pith.science/pith/GMLJSBTVRSBMN3BTKZ5IQEK53O","bundle":"https://pith.science/pith/GMLJSBTVRSBMN3BTKZ5IQEK53O/bundle.json","state":"https://pith.science/pith/GMLJSBTVRSBMN3BTKZ5IQEK53O/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GMLJSBTVRSBMN3BTKZ5IQEK53O/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:GMLJSBTVRSBMN3BTKZ5IQEK53O","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":"8f6584274b6712b49bcbb9953cb64f227a581d08c83f9b11ac3d48bf4af5f198","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-05-07T15:49:42Z","title_canon_sha256":"03c3f00b5ea33819eeb7cab17ceddb09623cabd4b7084049df10415f08b69dae"},"schema_version":"1.0","source":{"id":"1005.1236","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.1236","created_at":"2026-05-18T04:25:50Z"},{"alias_kind":"arxiv_version","alias_value":"1005.1236v1","created_at":"2026-05-18T04:25:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.1236","created_at":"2026-05-18T04:25:50Z"},{"alias_kind":"pith_short_12","alias_value":"GMLJSBTVRSBM","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_16","alias_value":"GMLJSBTVRSBMN3BT","created_at":"2026-05-18T12:26:07Z"},{"alias_kind":"pith_short_8","alias_value":"GMLJSBTV","created_at":"2026-05-18T12:26:07Z"}],"graph_snapshots":[{"event_id":"sha256:9638e0920e43aa7f501ea22180ecf6a45dc147271adf8c4cebcb8c189f4cb39d","target":"graph","created_at":"2026-05-18T04:25:50Z","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":"New data from GSI on the production-cross-section for fragmentation of the systems 56Fe+p and 56Fe+Ti at 1 A GeV revealed the appearance of even-odd staggering in the cross-section distribution for chains of isotopes with given N-Z. The staggering is strongly enhanced for the chain N=Z, it reduces as the production moves away from the N=Z chain, and it reverses for the most neutron-rich odd-A residues. These phenomena, observed in the residues of rather violent reactions, are related to structural effects in the level-densities below the particle-emission threshold.","authors_text":"A. Kelic, A.V. ignatyuk, C. Villagrasa, F. Rejmund, K.-H. Schmidt, L. Tassan-Got, M.V. Ricciardi, O. Yordanov, P. Napolitani","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-05-07T15:49:42Z","title":"Structural effects in the nuclide distributions of the residues of highly excited systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.1236","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:f3d14f23c22fc7a0a61a91685aac9a9a912d2fdd5f82e3a167581d2948bb38fc","target":"record","created_at":"2026-05-18T04:25:50Z","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":"8f6584274b6712b49bcbb9953cb64f227a581d08c83f9b11ac3d48bf4af5f198","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-05-07T15:49:42Z","title_canon_sha256":"03c3f00b5ea33819eeb7cab17ceddb09623cabd4b7084049df10415f08b69dae"},"schema_version":"1.0","source":{"id":"1005.1236","kind":"arxiv","version":1}},"canonical_sha256":"33169906758c82c6ec33567a88115ddb8d0d49a77d6690df08941f2b8b1e1828","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"33169906758c82c6ec33567a88115ddb8d0d49a77d6690df08941f2b8b1e1828","first_computed_at":"2026-05-18T04:25:50.277257Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:25:50.277257Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JGah+vklXolK+Kd4YuL0IkNgLyzEi7x3D2ymMBiBPqidH1/wZKHM8z+BbfwjkT0/nma3mO7E4QzppKyGCuCpDg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:25:50.278097Z","signed_message":"canonical_sha256_bytes"},"source_id":"1005.1236","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f3d14f23c22fc7a0a61a91685aac9a9a912d2fdd5f82e3a167581d2948bb38fc","sha256:9638e0920e43aa7f501ea22180ecf6a45dc147271adf8c4cebcb8c189f4cb39d"],"state_sha256":"6a9ef02fd7b249b26794be6f7fafd6aa15ed5a93b7670c7d8b3b80ecd63d3abc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fiSn1xiKFLY2nNtsj00e9ZBZKaIhTvuCTtcQE3B2+1UbIKEJ2+mQ7kZFFKQAT2h3d291KQXAX1yrPEVckaj+Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:37:38.975568Z","bundle_sha256":"a539a4171510435452bdd6d9942bdee468381a6c4c9393997c8f6b466d52650d"}}