{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:4WRP4LZJWT3RPMN3DVFLP7SYDC","short_pith_number":"pith:4WRP4LZJ","canonical_record":{"source":{"id":"2006.00024","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-05-29T18:24:22Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"096c776aa320149c4ab2c28eefd55b8489c7df754ac20205f76f21828dc37ec1","abstract_canon_sha256":"9002c1172f525022b65a29d2064d5a6db7b47a96aa98c0698188805156c700eb"},"schema_version":"1.0"},"canonical_sha256":"e5a2fe2f29b4f717b1bb1d4ab7fe5818bf85cfb28b9c17c363647532a9e75071","source":{"kind":"arxiv","id":"2006.00024","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.00024","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"arxiv_version","alias_value":"2006.00024v2","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.00024","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"pith_short_12","alias_value":"4WRP4LZJWT3R","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"pith_short_16","alias_value":"4WRP4LZJWT3RPMN3","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"pith_short_8","alias_value":"4WRP4LZJ","created_at":"2026-07-05T01:34:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:4WRP4LZJWT3RPMN3DVFLP7SYDC","target":"record","payload":{"canonical_record":{"source":{"id":"2006.00024","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-05-29T18:24:22Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"096c776aa320149c4ab2c28eefd55b8489c7df754ac20205f76f21828dc37ec1","abstract_canon_sha256":"9002c1172f525022b65a29d2064d5a6db7b47a96aa98c0698188805156c700eb"},"schema_version":"1.0"},"canonical_sha256":"e5a2fe2f29b4f717b1bb1d4ab7fe5818bf85cfb28b9c17c363647532a9e75071","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:34:01.113765Z","signature_b64":"382r61w4ow9/x76QLjQfOwR1yxf5ICjALCyMBntKIy1kNEpk2yJ8DDpm1EM7RSOso8Q0WNWX5rKXuGBn3EPSAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e5a2fe2f29b4f717b1bb1d4ab7fe5818bf85cfb28b9c17c363647532a9e75071","last_reissued_at":"2026-07-05T01:34:01.113349Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:34:01.113349Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.00024","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":"2026-07-05T01:34:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CZLxets52TAIbBEYZEKI3kqqKY3vF3o18HSAzMepnGGp+YDRo0Zt5j6yIV0ITu7TNuobGhwYkdWRMmwuG4/KDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T22:41:16.356879Z"},"content_sha256":"5a2d7bf56942691afc16695d82c2b9b9ae616803353e1952462770268cf27421","schema_version":"1.0","event_id":"sha256:5a2d7bf56942691afc16695d82c2b9b9ae616803353e1952462770268cf27421"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:4WRP4LZJWT3RPMN3DVFLP7SYDC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Isotopically resolved neutron total cross sections at intermediate energies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"C. D. Pruitt, D. E. M. Hoff, H. Y. Lee, J. M. Elson, K. W. Brown, L. G. Sobotka, M. C. Atkinson, M. Devlin, N. Fotiades, R. J. Charity, S. Mosby, W. H. Dickhoff","submitted_at":"2020-05-29T18:24:22Z","abstract_excerpt":"The neutron total cross sections $\\sigma_{tot}$ of $^{16,18}$O, $^{58,64}$Ni, $^{103}$Rh, and $^{112,124}$Sn have been measured at the Los Alamos Neutron Science Center (LANSCE) from low to intermediate energies (3 $\\leq E_{lab} \\leq$ 450 MeV) by leveraging waveform-digitizer technology. The $\\sigma_{tot}$ relative differences between isotopes are presented, revealing additional information about the isovector components needed for an accurate optical-model description away from stability. Digitizer-enabled $\\sigma_{tot}$-measurement techniques are discussed and a series of uncertainty-quantif"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.00024","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2006.00024/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":"2026-07-05T01:34:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"68duL0XeJMi9U+LQrscWlS4qjsRNeuJPsp7wbKiVbSDk1upoFIi9H2g99L5/pVxZLsfD8WKu0cIym9XglG6IBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T22:41:16.357241Z"},"content_sha256":"7c23befac2033a4d0000da789a0ff9e8f2a4acb11fdfc296dca1abf1fe92b73d","schema_version":"1.0","event_id":"sha256:7c23befac2033a4d0000da789a0ff9e8f2a4acb11fdfc296dca1abf1fe92b73d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4WRP4LZJWT3RPMN3DVFLP7SYDC/bundle.json","state_url":"https://pith.science/pith/4WRP4LZJWT3RPMN3DVFLP7SYDC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4WRP4LZJWT3RPMN3DVFLP7SYDC/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":"2026-07-21T22:41:16Z","links":{"resolver":"https://pith.science/pith/4WRP4LZJWT3RPMN3DVFLP7SYDC","bundle":"https://pith.science/pith/4WRP4LZJWT3RPMN3DVFLP7SYDC/bundle.json","state":"https://pith.science/pith/4WRP4LZJWT3RPMN3DVFLP7SYDC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4WRP4LZJWT3RPMN3DVFLP7SYDC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:4WRP4LZJWT3RPMN3DVFLP7SYDC","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":"9002c1172f525022b65a29d2064d5a6db7b47a96aa98c0698188805156c700eb","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-05-29T18:24:22Z","title_canon_sha256":"096c776aa320149c4ab2c28eefd55b8489c7df754ac20205f76f21828dc37ec1"},"schema_version":"1.0","source":{"id":"2006.00024","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.00024","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"arxiv_version","alias_value":"2006.00024v2","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.00024","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"pith_short_12","alias_value":"4WRP4LZJWT3R","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"pith_short_16","alias_value":"4WRP4LZJWT3RPMN3","created_at":"2026-07-05T01:34:01Z"},{"alias_kind":"pith_short_8","alias_value":"4WRP4LZJ","created_at":"2026-07-05T01:34:01Z"}],"graph_snapshots":[{"event_id":"sha256:7c23befac2033a4d0000da789a0ff9e8f2a4acb11fdfc296dca1abf1fe92b73d","target":"graph","created_at":"2026-07-05T01:34:01Z","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/2006.00024/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The neutron total cross sections $\\sigma_{tot}$ of $^{16,18}$O, $^{58,64}$Ni, $^{103}$Rh, and $^{112,124}$Sn have been measured at the Los Alamos Neutron Science Center (LANSCE) from low to intermediate energies (3 $\\leq E_{lab} \\leq$ 450 MeV) by leveraging waveform-digitizer technology. The $\\sigma_{tot}$ relative differences between isotopes are presented, revealing additional information about the isovector components needed for an accurate optical-model description away from stability. Digitizer-enabled $\\sigma_{tot}$-measurement techniques are discussed and a series of uncertainty-quantif","authors_text":"C. D. Pruitt, D. E. M. Hoff, H. Y. Lee, J. M. Elson, K. W. Brown, L. G. Sobotka, M. C. Atkinson, M. Devlin, N. Fotiades, R. J. Charity, S. Mosby, W. H. Dickhoff","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-05-29T18:24:22Z","title":"Isotopically resolved neutron total cross sections at intermediate energies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.00024","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":"sha256:5a2d7bf56942691afc16695d82c2b9b9ae616803353e1952462770268cf27421","target":"record","created_at":"2026-07-05T01:34:01Z","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":"9002c1172f525022b65a29d2064d5a6db7b47a96aa98c0698188805156c700eb","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-05-29T18:24:22Z","title_canon_sha256":"096c776aa320149c4ab2c28eefd55b8489c7df754ac20205f76f21828dc37ec1"},"schema_version":"1.0","source":{"id":"2006.00024","kind":"arxiv","version":2}},"canonical_sha256":"e5a2fe2f29b4f717b1bb1d4ab7fe5818bf85cfb28b9c17c363647532a9e75071","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e5a2fe2f29b4f717b1bb1d4ab7fe5818bf85cfb28b9c17c363647532a9e75071","first_computed_at":"2026-07-05T01:34:01.113349Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:34:01.113349Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"382r61w4ow9/x76QLjQfOwR1yxf5ICjALCyMBntKIy1kNEpk2yJ8DDpm1EM7RSOso8Q0WNWX5rKXuGBn3EPSAA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:34:01.113765Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.00024","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5a2d7bf56942691afc16695d82c2b9b9ae616803353e1952462770268cf27421","sha256:7c23befac2033a4d0000da789a0ff9e8f2a4acb11fdfc296dca1abf1fe92b73d"],"state_sha256":"f92d463194de084b62cfb7d5ce20d671d18eaaaead2663268bd134713525ea7c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1huikFUpEpIv5DdKoFtNxV+cK7ILzsSugxNL/Bn0zijhPrMEm3OWFfB8DVVquT5Pw8WphGOplbRn1je+Xn8DAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-21T22:41:16.359528Z","bundle_sha256":"96261d9d57f531ab6cf7d66062cd44baced5e6b24875daa2afadfdf3818ab48e"}}