{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:FFI6BWM3L2MG42H3LVQRHKASVN","short_pith_number":"pith:FFI6BWM3","canonical_record":{"source":{"id":"2007.09020","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-07-17T14:17:57Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"5836d9034afc420a5b0fc87853d562ac6b72a546921dc286fa09c622df8774a9","abstract_canon_sha256":"ee290481dfc2b27186d10c8117f16d2310f4c5b5a7bf85fbaa885127c6870166"},"schema_version":"1.0"},"canonical_sha256":"2951e0d99b5e986e68fb5d6113a812ab747204aabeb48651f443e0eb22d05e19","source":{"kind":"arxiv","id":"2007.09020","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.09020","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"arxiv_version","alias_value":"2007.09020v1","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.09020","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"pith_short_12","alias_value":"FFI6BWM3L2MG","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"pith_short_16","alias_value":"FFI6BWM3L2MG42H3","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"pith_short_8","alias_value":"FFI6BWM3","created_at":"2026-07-05T01:20:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:FFI6BWM3L2MG42H3LVQRHKASVN","target":"record","payload":{"canonical_record":{"source":{"id":"2007.09020","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-07-17T14:17:57Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"5836d9034afc420a5b0fc87853d562ac6b72a546921dc286fa09c622df8774a9","abstract_canon_sha256":"ee290481dfc2b27186d10c8117f16d2310f4c5b5a7bf85fbaa885127c6870166"},"schema_version":"1.0"},"canonical_sha256":"2951e0d99b5e986e68fb5d6113a812ab747204aabeb48651f443e0eb22d05e19","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:20:06.105420Z","signature_b64":"0HlyXEfZAs/bqx0F+tsZPXem8ROJn1f7zUi2uLKYOI+TfrXm9e6Z73IjOld86BrKrtd+wx1tcwN1SEwjvvyzCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2951e0d99b5e986e68fb5d6113a812ab747204aabeb48651f443e0eb22d05e19","last_reissued_at":"2026-07-05T01:20:06.104934Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:20:06.104934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.09020","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":"2026-07-05T01:20:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tYuwvgt8Gkvy3A+Lmy+PDNFSBkoYjhvaWCEynEuBDWq4o+USzsoE7ACZFsjVJYDLU9RRHPGHDRAsEykWhWUOBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T16:45:25.535717Z"},"content_sha256":"cbe7a717da60f7bf9d85b3c2ede4ee37d3a24f598b63267ef4d9a0043fc8c261","schema_version":"1.0","event_id":"sha256:cbe7a717da60f7bf9d85b3c2ede4ee37d3a24f598b63267ef4d9a0043fc8c261"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:FFI6BWM3L2MG42H3LVQRHKASVN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Breakup mechanisms in the 6He+64Zn reaction at near-barrier energies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"A. Di Pietro, A. M. Moro, J. G\\'omez-Camacho, J. Lei, J. P. Fern\\'andez-Garc\\'ia, M. Lattuada, M. Rodr\\'iguez-Gallardo, P. Figuera, V. Scuderi","submitted_at":"2020-07-17T14:17:57Z","abstract_excerpt":"New experimental results for the elastic scattering of 6He on 64Zn at incident energies of 15.0 and 18.0 MeV and 4He at 17.5 MeV along with results already published at 10.0 and 13.6 MeV, are presented. Elastic and alpha experimental cross sections are compared with coupled-reaction-channel, continuum-discretized coupledchannel, and DWBA inclusive-breakup models. The large yield of alpha particles observed at all measured energies can be explained by considering a nonelastic breakup mechanism."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.09020","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2007.09020/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:20:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XQoV8Sjzv9l70XJzFypgkteN7Eq+b1v1FVG4jSyt17P8D0+P2obTkn1nl95qAHDKq2RU1wTAPupErYwjAdSCAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T16:45:25.536279Z"},"content_sha256":"e45c65d506e63076337d258d21c1180179a2446d68e3f8746803637beac0ebe6","schema_version":"1.0","event_id":"sha256:e45c65d506e63076337d258d21c1180179a2446d68e3f8746803637beac0ebe6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FFI6BWM3L2MG42H3LVQRHKASVN/bundle.json","state_url":"https://pith.science/pith/FFI6BWM3L2MG42H3LVQRHKASVN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FFI6BWM3L2MG42H3LVQRHKASVN/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":"2026-08-05T16:45:25Z","links":{"resolver":"https://pith.science/pith/FFI6BWM3L2MG42H3LVQRHKASVN","bundle":"https://pith.science/pith/FFI6BWM3L2MG42H3LVQRHKASVN/bundle.json","state":"https://pith.science/pith/FFI6BWM3L2MG42H3LVQRHKASVN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FFI6BWM3L2MG42H3LVQRHKASVN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:FFI6BWM3L2MG42H3LVQRHKASVN","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":"ee290481dfc2b27186d10c8117f16d2310f4c5b5a7bf85fbaa885127c6870166","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-07-17T14:17:57Z","title_canon_sha256":"5836d9034afc420a5b0fc87853d562ac6b72a546921dc286fa09c622df8774a9"},"schema_version":"1.0","source":{"id":"2007.09020","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.09020","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"arxiv_version","alias_value":"2007.09020v1","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.09020","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"pith_short_12","alias_value":"FFI6BWM3L2MG","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"pith_short_16","alias_value":"FFI6BWM3L2MG42H3","created_at":"2026-07-05T01:20:06Z"},{"alias_kind":"pith_short_8","alias_value":"FFI6BWM3","created_at":"2026-07-05T01:20:06Z"}],"graph_snapshots":[{"event_id":"sha256:e45c65d506e63076337d258d21c1180179a2446d68e3f8746803637beac0ebe6","target":"graph","created_at":"2026-07-05T01:20:06Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2007.09020/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"New experimental results for the elastic scattering of 6He on 64Zn at incident energies of 15.0 and 18.0 MeV and 4He at 17.5 MeV along with results already published at 10.0 and 13.6 MeV, are presented. Elastic and alpha experimental cross sections are compared with coupled-reaction-channel, continuum-discretized coupledchannel, and DWBA inclusive-breakup models. The large yield of alpha particles observed at all measured energies can be explained by considering a nonelastic breakup mechanism.","authors_text":"A. Di Pietro, A. M. Moro, J. G\\'omez-Camacho, J. Lei, J. P. Fern\\'andez-Garc\\'ia, M. Lattuada, M. Rodr\\'iguez-Gallardo, P. Figuera, V. Scuderi","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-07-17T14:17:57Z","title":"Breakup mechanisms in the 6He+64Zn reaction at near-barrier energies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.09020","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:cbe7a717da60f7bf9d85b3c2ede4ee37d3a24f598b63267ef4d9a0043fc8c261","target":"record","created_at":"2026-07-05T01:20:06Z","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":"ee290481dfc2b27186d10c8117f16d2310f4c5b5a7bf85fbaa885127c6870166","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-07-17T14:17:57Z","title_canon_sha256":"5836d9034afc420a5b0fc87853d562ac6b72a546921dc286fa09c622df8774a9"},"schema_version":"1.0","source":{"id":"2007.09020","kind":"arxiv","version":1}},"canonical_sha256":"2951e0d99b5e986e68fb5d6113a812ab747204aabeb48651f443e0eb22d05e19","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2951e0d99b5e986e68fb5d6113a812ab747204aabeb48651f443e0eb22d05e19","first_computed_at":"2026-07-05T01:20:06.104934Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:20:06.104934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0HlyXEfZAs/bqx0F+tsZPXem8ROJn1f7zUi2uLKYOI+TfrXm9e6Z73IjOld86BrKrtd+wx1tcwN1SEwjvvyzCg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:20:06.105420Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.09020","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cbe7a717da60f7bf9d85b3c2ede4ee37d3a24f598b63267ef4d9a0043fc8c261","sha256:e45c65d506e63076337d258d21c1180179a2446d68e3f8746803637beac0ebe6"],"state_sha256":"f9dd7bd606b039af4a6d22c14daa2c018d13f29bf3b441e3fbd3de17d5d58156"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3EPoBpQOE0qncYsGY714GuFg61fSETtn1VBolMKscD5P8v/2RQUEMNomcRUhUeiettAdmwxcGiFpSGU+/8MCCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T16:45:25.539978Z","bundle_sha256":"6b3df61d18a702a7efba3be548bf30a2e0704e4d892b937d75a7b0f118edeb6b"}}