{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:SCKLERPRJ7E6LQO6E5SBSF2MMX","short_pith_number":"pith:SCKLERPR","canonical_record":{"source":{"id":"2005.12207","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2020-05-25T16:26:42Z","cross_cats_sorted":[],"title_canon_sha256":"c446ab23564230c972b7e84bdbbe3b3aaa7630a384d0a5977aee3c0c42bc036a","abstract_canon_sha256":"55ce50a999c5e82d042dc214c97c936ea5420bb99c94ed0b00927395db269426"},"schema_version":"1.0"},"canonical_sha256":"9094b245f14fc9e5c1de276419174c65f526378f103e7f64315ffe91915fc9ae","source":{"kind":"arxiv","id":"2005.12207","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.12207","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"arxiv_version","alias_value":"2005.12207v3","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.12207","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"pith_short_12","alias_value":"SCKLERPRJ7E6","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"pith_short_16","alias_value":"SCKLERPRJ7E6LQO6","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"pith_short_8","alias_value":"SCKLERPR","created_at":"2026-07-05T02:02:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:SCKLERPRJ7E6LQO6E5SBSF2MMX","target":"record","payload":{"canonical_record":{"source":{"id":"2005.12207","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2020-05-25T16:26:42Z","cross_cats_sorted":[],"title_canon_sha256":"c446ab23564230c972b7e84bdbbe3b3aaa7630a384d0a5977aee3c0c42bc036a","abstract_canon_sha256":"55ce50a999c5e82d042dc214c97c936ea5420bb99c94ed0b00927395db269426"},"schema_version":"1.0"},"canonical_sha256":"9094b245f14fc9e5c1de276419174c65f526378f103e7f64315ffe91915fc9ae","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:02:35.869338Z","signature_b64":"YqmamgLHV6tQJTMV/Q57pwX0e0tqBLkz6knL2DagM9g1VW1OldGDLJhj0AMAEUbT2RN6jdIdPvO0Bypp0WrEAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9094b245f14fc9e5c1de276419174c65f526378f103e7f64315ffe91915fc9ae","last_reissued_at":"2026-07-05T02:02:35.868879Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:02:35.868879Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.12207","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:02:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2XRJe3ssp6jDlvCopUQkz/3HEF92fyf+5uqsZ8BLk+SOB77gwhHrBpmq3ZMCUGEnKZHM4JcYiIsU0RliXuIhDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T16:25:59.041803Z"},"content_sha256":"5ca198824c4c926c36fb0031c45488bd0c17e65b54afda16458de5a310a4bb63","schema_version":"1.0","event_id":"sha256:5ca198824c4c926c36fb0031c45488bd0c17e65b54afda16458de5a310a4bb63"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:SCKLERPRJ7E6LQO6E5SBSF2MMX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scattering Observables from One- and Two-Body Densities: Formalism and Application to $\\gamma\\,{}^3$He Scattering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Andreas Nogga (FZ J\\\"ulich), Daniel R. Phillips (Ohio U.), Harald W. Griesshammer (George Washington U.), Judith A. McGovern (U. of Manchester)","submitted_at":"2020-05-25T16:26:42Z","abstract_excerpt":"We introduce the transition-density formalism, an efficient and general method for calculating the interaction of external probes with light nuclei. One- and two-body transition densities that encode the nuclear structure of the target are evaluated once and stored. They are then convoluted with an interaction kernel to produce amplitudes, and hence observables. By choosing different kernels, the same densities can be used for any reaction in which a probe interacts perturbatively with the target. The method therefore exploits the factorisation between nuclear structure and interaction kernel "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.12207","kind":"arxiv","version":3},"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/2005.12207/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":"2026-07-05T02:02:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RO9CsXWkdTRoNLyZOXgf3fCtduWgDUAjqXfpXxCkmIJDDNYg3kUc9YbW0IPmhnIo5nga7/S0L4KM09sLyD3NBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T16:25:59.042716Z"},"content_sha256":"692214c76b448941689d74fd509d780234664972e75d61f06c817c37fbc6dc46","schema_version":"1.0","event_id":"sha256:692214c76b448941689d74fd509d780234664972e75d61f06c817c37fbc6dc46"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SCKLERPRJ7E6LQO6E5SBSF2MMX/bundle.json","state_url":"https://pith.science/pith/SCKLERPRJ7E6LQO6E5SBSF2MMX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SCKLERPRJ7E6LQO6E5SBSF2MMX/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":"2026-08-09T16:25:59Z","links":{"resolver":"https://pith.science/pith/SCKLERPRJ7E6LQO6E5SBSF2MMX","bundle":"https://pith.science/pith/SCKLERPRJ7E6LQO6E5SBSF2MMX/bundle.json","state":"https://pith.science/pith/SCKLERPRJ7E6LQO6E5SBSF2MMX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SCKLERPRJ7E6LQO6E5SBSF2MMX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:SCKLERPRJ7E6LQO6E5SBSF2MMX","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":"55ce50a999c5e82d042dc214c97c936ea5420bb99c94ed0b00927395db269426","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2020-05-25T16:26:42Z","title_canon_sha256":"c446ab23564230c972b7e84bdbbe3b3aaa7630a384d0a5977aee3c0c42bc036a"},"schema_version":"1.0","source":{"id":"2005.12207","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.12207","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"arxiv_version","alias_value":"2005.12207v3","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.12207","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"pith_short_12","alias_value":"SCKLERPRJ7E6","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"pith_short_16","alias_value":"SCKLERPRJ7E6LQO6","created_at":"2026-07-05T02:02:35Z"},{"alias_kind":"pith_short_8","alias_value":"SCKLERPR","created_at":"2026-07-05T02:02:35Z"}],"graph_snapshots":[{"event_id":"sha256:692214c76b448941689d74fd509d780234664972e75d61f06c817c37fbc6dc46","target":"graph","created_at":"2026-07-05T02:02:35Z","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/2005.12207/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We introduce the transition-density formalism, an efficient and general method for calculating the interaction of external probes with light nuclei. One- and two-body transition densities that encode the nuclear structure of the target are evaluated once and stored. They are then convoluted with an interaction kernel to produce amplitudes, and hence observables. By choosing different kernels, the same densities can be used for any reaction in which a probe interacts perturbatively with the target. The method therefore exploits the factorisation between nuclear structure and interaction kernel ","authors_text":"Andreas Nogga (FZ J\\\"ulich), Daniel R. Phillips (Ohio U.), Harald W. Griesshammer (George Washington U.), Judith A. McGovern (U. of Manchester)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2020-05-25T16:26:42Z","title":"Scattering Observables from One- and Two-Body Densities: Formalism and Application to $\\gamma\\,{}^3$He Scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.12207","kind":"arxiv","version":3},"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":"sha256:5ca198824c4c926c36fb0031c45488bd0c17e65b54afda16458de5a310a4bb63","target":"record","created_at":"2026-07-05T02:02:35Z","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":"55ce50a999c5e82d042dc214c97c936ea5420bb99c94ed0b00927395db269426","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2020-05-25T16:26:42Z","title_canon_sha256":"c446ab23564230c972b7e84bdbbe3b3aaa7630a384d0a5977aee3c0c42bc036a"},"schema_version":"1.0","source":{"id":"2005.12207","kind":"arxiv","version":3}},"canonical_sha256":"9094b245f14fc9e5c1de276419174c65f526378f103e7f64315ffe91915fc9ae","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9094b245f14fc9e5c1de276419174c65f526378f103e7f64315ffe91915fc9ae","first_computed_at":"2026-07-05T02:02:35.868879Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:02:35.868879Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YqmamgLHV6tQJTMV/Q57pwX0e0tqBLkz6knL2DagM9g1VW1OldGDLJhj0AMAEUbT2RN6jdIdPvO0Bypp0WrEAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:02:35.869338Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.12207","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5ca198824c4c926c36fb0031c45488bd0c17e65b54afda16458de5a310a4bb63","sha256:692214c76b448941689d74fd509d780234664972e75d61f06c817c37fbc6dc46"],"state_sha256":"8a1b3b20eeb967083654712ed79db5993661d143ba1e553461cd6bae7b183d24"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HKPyGEk3DeQo1I2m67OsSfEI/of6kxCil1XQXAM7kG6D+1H7ymeMOlt5WbWwr9/cKRicGohNHLo6w2oTu9T2DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T16:25:59.053933Z","bundle_sha256":"682adea889a64a58a8180bbb6f92e06daf5055a2635dd79bd20aeab7974b0285"}}