{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:BWWLZLH6RK6VOPHORLMIIKR4EI","short_pith_number":"pith:BWWLZLH6","canonical_record":{"source":{"id":"2301.04293","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2023-01-11T03:53:35Z","cross_cats_sorted":[],"title_canon_sha256":"eb92cf8e9be17178cc54b84f80b91c77119d33dccb6d4126c7f2a8c25f352033","abstract_canon_sha256":"1d55972ca5d2bb01082b1385ae84f8045293025a4a966e27dc362c7d7bbd872c"},"schema_version":"1.0"},"canonical_sha256":"0dacbcacfe8abd573cee8ad8842a3c2233228d985d930f32a0b825b9b5d6bc14","source":{"kind":"arxiv","id":"2301.04293","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.04293","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"arxiv_version","alias_value":"2301.04293v1","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.04293","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"pith_short_12","alias_value":"BWWLZLH6RK6V","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"pith_short_16","alias_value":"BWWLZLH6RK6VOPHO","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"pith_short_8","alias_value":"BWWLZLH6","created_at":"2026-07-05T06:23:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:BWWLZLH6RK6VOPHORLMIIKR4EI","target":"record","payload":{"canonical_record":{"source":{"id":"2301.04293","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2023-01-11T03:53:35Z","cross_cats_sorted":[],"title_canon_sha256":"eb92cf8e9be17178cc54b84f80b91c77119d33dccb6d4126c7f2a8c25f352033","abstract_canon_sha256":"1d55972ca5d2bb01082b1385ae84f8045293025a4a966e27dc362c7d7bbd872c"},"schema_version":"1.0"},"canonical_sha256":"0dacbcacfe8abd573cee8ad8842a3c2233228d985d930f32a0b825b9b5d6bc14","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:23:37.494607Z","signature_b64":"Y7MKLCxCkfu1nj8n4bQ6Kyi8MzC80Upb3xkeZbE9+nSr4Xuj4iIETpWJKiBz/yhdsVp4DLvj7wy4rCc14oYnBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0dacbcacfe8abd573cee8ad8842a3c2233228d985d930f32a0b825b9b5d6bc14","last_reissued_at":"2026-07-05T06:23:37.494176Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:23:37.494176Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2301.04293","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":"2026-07-05T06:23:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hzb09YVZWvL3g9UjTLp2sgEJs09HdbHCmSBaCi5j+7Jj61H/0WQ+FV488u5Pf52OklDYc1Jatodjax0Lkp3qBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T09:18:22.931407Z"},"content_sha256":"50d1ebb0766af91b2d19b6b34bad7c225cecc1936ae9c7845f71a04892c77b4a","schema_version":"1.0","event_id":"sha256:50d1ebb0766af91b2d19b6b34bad7c225cecc1936ae9c7845f71a04892c77b4a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:BWWLZLH6RK6VOPHORLMIIKR4EI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chiral uncertainties in ab initio nucleon-nucleus elastic scattering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Ch. Elster, G. Popa, K.D. Launey, M. Burrows, P. Maris, R.B. Baker, S.P. Weppner","submitted_at":"2023-01-11T03:53:35Z","abstract_excerpt":"The effective interaction between a nucleon and a nucleus is one of the most important ingredients for reaction theories. Theoretical formulations were introduced early by Feshbach and Watson, and efforts of deriving and computing those `optical potentials' in a microscopic fashion have a long tradition. However, only recently the leading order term in the Watson multiple scattering approach could be calculated fully {\\it ab initio}, meaning that the same nucleon-nucleon (NN) interaction enters both the structure as well as the reaction pieces on equal footing. This allows the uncertainties fr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.04293","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/2301.04293/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":"2026-07-05T06:23:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Um40PB3TLyvO3oTiJlaP3xAGtH+cmskCOFCmK/gp+11i4c0Y6EA2zzdJKpZuB+5JHUUuEqtPSQCwRu+XPa4pDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T09:18:22.931912Z"},"content_sha256":"2a95cbdb5bd1194d22692bed92b07804847f397704e27aa880c06376792116ba","schema_version":"1.0","event_id":"sha256:2a95cbdb5bd1194d22692bed92b07804847f397704e27aa880c06376792116ba"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BWWLZLH6RK6VOPHORLMIIKR4EI/bundle.json","state_url":"https://pith.science/pith/BWWLZLH6RK6VOPHORLMIIKR4EI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BWWLZLH6RK6VOPHORLMIIKR4EI/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":"2026-08-19T09:18:22Z","links":{"resolver":"https://pith.science/pith/BWWLZLH6RK6VOPHORLMIIKR4EI","bundle":"https://pith.science/pith/BWWLZLH6RK6VOPHORLMIIKR4EI/bundle.json","state":"https://pith.science/pith/BWWLZLH6RK6VOPHORLMIIKR4EI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BWWLZLH6RK6VOPHORLMIIKR4EI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:BWWLZLH6RK6VOPHORLMIIKR4EI","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":"1d55972ca5d2bb01082b1385ae84f8045293025a4a966e27dc362c7d7bbd872c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2023-01-11T03:53:35Z","title_canon_sha256":"eb92cf8e9be17178cc54b84f80b91c77119d33dccb6d4126c7f2a8c25f352033"},"schema_version":"1.0","source":{"id":"2301.04293","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.04293","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"arxiv_version","alias_value":"2301.04293v1","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.04293","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"pith_short_12","alias_value":"BWWLZLH6RK6V","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"pith_short_16","alias_value":"BWWLZLH6RK6VOPHO","created_at":"2026-07-05T06:23:37Z"},{"alias_kind":"pith_short_8","alias_value":"BWWLZLH6","created_at":"2026-07-05T06:23:37Z"}],"graph_snapshots":[{"event_id":"sha256:2a95cbdb5bd1194d22692bed92b07804847f397704e27aa880c06376792116ba","target":"graph","created_at":"2026-07-05T06:23:37Z","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/2301.04293/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The effective interaction between a nucleon and a nucleus is one of the most important ingredients for reaction theories. Theoretical formulations were introduced early by Feshbach and Watson, and efforts of deriving and computing those `optical potentials' in a microscopic fashion have a long tradition. However, only recently the leading order term in the Watson multiple scattering approach could be calculated fully {\\it ab initio}, meaning that the same nucleon-nucleon (NN) interaction enters both the structure as well as the reaction pieces on equal footing. This allows the uncertainties fr","authors_text":"Ch. Elster, G. Popa, K.D. Launey, M. Burrows, P. Maris, R.B. Baker, S.P. Weppner","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2023-01-11T03:53:35Z","title":"Chiral uncertainties in ab initio nucleon-nucleus elastic scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.04293","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":"sha256:50d1ebb0766af91b2d19b6b34bad7c225cecc1936ae9c7845f71a04892c77b4a","target":"record","created_at":"2026-07-05T06:23:37Z","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":"1d55972ca5d2bb01082b1385ae84f8045293025a4a966e27dc362c7d7bbd872c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2023-01-11T03:53:35Z","title_canon_sha256":"eb92cf8e9be17178cc54b84f80b91c77119d33dccb6d4126c7f2a8c25f352033"},"schema_version":"1.0","source":{"id":"2301.04293","kind":"arxiv","version":1}},"canonical_sha256":"0dacbcacfe8abd573cee8ad8842a3c2233228d985d930f32a0b825b9b5d6bc14","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0dacbcacfe8abd573cee8ad8842a3c2233228d985d930f32a0b825b9b5d6bc14","first_computed_at":"2026-07-05T06:23:37.494176Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:23:37.494176Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y7MKLCxCkfu1nj8n4bQ6Kyi8MzC80Upb3xkeZbE9+nSr4Xuj4iIETpWJKiBz/yhdsVp4DLvj7wy4rCc14oYnBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:23:37.494607Z","signed_message":"canonical_sha256_bytes"},"source_id":"2301.04293","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:50d1ebb0766af91b2d19b6b34bad7c225cecc1936ae9c7845f71a04892c77b4a","sha256:2a95cbdb5bd1194d22692bed92b07804847f397704e27aa880c06376792116ba"],"state_sha256":"969c4bb4d016de5b07b275bc8e598b3050c2354802c5bb8af268ed5ec046f611"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KmsSWfTHgMoq1gnP+tSsMWzz5ssC4ERTVtjWk1a3UPgNBiVvrwjAbXqEWQdThEzuqEFDeMJdPOKrlRu38SkQDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T09:18:22.945362Z","bundle_sha256":"e8e0ea887f4c76d7e20ca0ccda83b92dbef5c4a97b49a4352f8e0fb59ad268c5"}}