{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:2TZ5GTYTI76IKVD2JPYW43O4A5","short_pith_number":"pith:2TZ5GTYT","canonical_record":{"source":{"id":"1903.11075","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-03-26T18:00:02Z","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"title_canon_sha256":"9dc49c93203bba970d0c2775e19cef8c2ce4edf72e5931520b71372c5c3333e9","abstract_canon_sha256":"d4e184c570471970ebad59ffca10e99d671ca4206d5b37b5a0de62e8f1dfa430"},"schema_version":"1.0"},"canonical_sha256":"d4f3d34f1347fc85547a4bf16e6ddc0778ac90cce7714d21d8b6521a6d8b6150","source":{"kind":"arxiv","id":"1903.11075","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.11075","created_at":"2026-05-17T23:50:04Z"},{"alias_kind":"arxiv_version","alias_value":"1903.11075v1","created_at":"2026-05-17T23:50:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11075","created_at":"2026-05-17T23:50:04Z"},{"alias_kind":"pith_short_12","alias_value":"2TZ5GTYTI76I","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"2TZ5GTYTI76IKVD2","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"2TZ5GTYT","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:2TZ5GTYTI76IKVD2JPYW43O4A5","target":"record","payload":{"canonical_record":{"source":{"id":"1903.11075","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-03-26T18:00:02Z","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"title_canon_sha256":"9dc49c93203bba970d0c2775e19cef8c2ce4edf72e5931520b71372c5c3333e9","abstract_canon_sha256":"d4e184c570471970ebad59ffca10e99d671ca4206d5b37b5a0de62e8f1dfa430"},"schema_version":"1.0"},"canonical_sha256":"d4f3d34f1347fc85547a4bf16e6ddc0778ac90cce7714d21d8b6521a6d8b6150","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:50:04.208162Z","signature_b64":"YFBIrp0VYpMjwIltWHxVHUYO/uzNCN+O0QunUPRjAC+z/VkAlh8TbnTBwG1NH55GV34JPtHBMSf2bax7+6VDAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d4f3d34f1347fc85547a4bf16e6ddc0778ac90cce7714d21d8b6521a6d8b6150","last_reissued_at":"2026-05-17T23:50:04.207584Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:50:04.207584Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.11075","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":"2026-05-17T23:50:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sgf1fBIaspNqefLqhPJD+mvo7wirzCJiBEtHSlCKl/3yUUzeAuvDqFjQJkTJRqIg8F7R7m0RjZbET0Kcb1HDBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:45:23.305331Z"},"content_sha256":"05f651d1f431fba96f616d677cc2d7a27c2fcdc7eeca494bee76d1f856ce48d8","schema_version":"1.0","event_id":"sha256:05f651d1f431fba96f616d677cc2d7a27c2fcdc7eeca494bee76d1f856ce48d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:2TZ5GTYTI76IKVD2JPYW43O4A5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dark-matter-nucleus scattering in chiral effective field theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-lat","nucl-th"],"primary_cat":"hep-ph","authors_text":"Achim Schwenk, Javier Men\\'endez, Martin Hoferichter, Philipp Klos","submitted_at":"2019-03-26T18:00:02Z","abstract_excerpt":"Chiral effective field theory allows one to calculate the response of few-nucleon systems to external currents, both for currents that can be probed in the Standard Model and ones that only exist in Standard-Model extensions. In combination with state-of-the-art many-body methods, the constraints from chiral symmetry can then be implemented in nuclear structure factors that describe the response of atomic nuclei in direct-detection searches for dark matter. We review the present status of this approach, including the role of coherently enhanced two-body currents, the discrimination of dark mat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11075","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":"2026-05-17T23:50:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TmUFwKFgb8bu9GGupdNsliSnOfs9jbzdHwGZI8PdajMPxdHwn1IlGWULN7fqfh02F4DFMWVDbEqFHxYmeYEHDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:45:23.305679Z"},"content_sha256":"a931d2059361bf62ab5d136b75aad7e131ba3481ff3c0f71493511327d62bd8f","schema_version":"1.0","event_id":"sha256:a931d2059361bf62ab5d136b75aad7e131ba3481ff3c0f71493511327d62bd8f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2TZ5GTYTI76IKVD2JPYW43O4A5/bundle.json","state_url":"https://pith.science/pith/2TZ5GTYTI76IKVD2JPYW43O4A5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2TZ5GTYTI76IKVD2JPYW43O4A5/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":"2026-06-02T05:45:23Z","links":{"resolver":"https://pith.science/pith/2TZ5GTYTI76IKVD2JPYW43O4A5","bundle":"https://pith.science/pith/2TZ5GTYTI76IKVD2JPYW43O4A5/bundle.json","state":"https://pith.science/pith/2TZ5GTYTI76IKVD2JPYW43O4A5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2TZ5GTYTI76IKVD2JPYW43O4A5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:2TZ5GTYTI76IKVD2JPYW43O4A5","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":"d4e184c570471970ebad59ffca10e99d671ca4206d5b37b5a0de62e8f1dfa430","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-03-26T18:00:02Z","title_canon_sha256":"9dc49c93203bba970d0c2775e19cef8c2ce4edf72e5931520b71372c5c3333e9"},"schema_version":"1.0","source":{"id":"1903.11075","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.11075","created_at":"2026-05-17T23:50:04Z"},{"alias_kind":"arxiv_version","alias_value":"1903.11075v1","created_at":"2026-05-17T23:50:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.11075","created_at":"2026-05-17T23:50:04Z"},{"alias_kind":"pith_short_12","alias_value":"2TZ5GTYTI76I","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"2TZ5GTYTI76IKVD2","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"2TZ5GTYT","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:a931d2059361bf62ab5d136b75aad7e131ba3481ff3c0f71493511327d62bd8f","target":"graph","created_at":"2026-05-17T23:50:04Z","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":"Chiral effective field theory allows one to calculate the response of few-nucleon systems to external currents, both for currents that can be probed in the Standard Model and ones that only exist in Standard-Model extensions. In combination with state-of-the-art many-body methods, the constraints from chiral symmetry can then be implemented in nuclear structure factors that describe the response of atomic nuclei in direct-detection searches for dark matter. We review the present status of this approach, including the role of coherently enhanced two-body currents, the discrimination of dark mat","authors_text":"Achim Schwenk, Javier Men\\'endez, Martin Hoferichter, Philipp Klos","cross_cats":["hep-ex","hep-lat","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-03-26T18:00:02Z","title":"Dark-matter-nucleus scattering in chiral effective field theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.11075","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":"sha256:05f651d1f431fba96f616d677cc2d7a27c2fcdc7eeca494bee76d1f856ce48d8","target":"record","created_at":"2026-05-17T23:50:04Z","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":"d4e184c570471970ebad59ffca10e99d671ca4206d5b37b5a0de62e8f1dfa430","cross_cats_sorted":["hep-ex","hep-lat","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2019-03-26T18:00:02Z","title_canon_sha256":"9dc49c93203bba970d0c2775e19cef8c2ce4edf72e5931520b71372c5c3333e9"},"schema_version":"1.0","source":{"id":"1903.11075","kind":"arxiv","version":1}},"canonical_sha256":"d4f3d34f1347fc85547a4bf16e6ddc0778ac90cce7714d21d8b6521a6d8b6150","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d4f3d34f1347fc85547a4bf16e6ddc0778ac90cce7714d21d8b6521a6d8b6150","first_computed_at":"2026-05-17T23:50:04.207584Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:50:04.207584Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YFBIrp0VYpMjwIltWHxVHUYO/uzNCN+O0QunUPRjAC+z/VkAlh8TbnTBwG1NH55GV34JPtHBMSf2bax7+6VDAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:50:04.208162Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.11075","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:05f651d1f431fba96f616d677cc2d7a27c2fcdc7eeca494bee76d1f856ce48d8","sha256:a931d2059361bf62ab5d136b75aad7e131ba3481ff3c0f71493511327d62bd8f"],"state_sha256":"440d6d380beb884705b76b36d9a3c93b12c8e0e3a0f2a3d23b79ef741ec80313"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U569qhuQ8HAS2bXpdVm2uSEfNYjgDgpR4RFremaU9E55NUi5Uyqe5Xyf0WBdnAa/0QiP2/w8GlYdJWpqRmYKBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T05:45:23.307486Z","bundle_sha256":"a1bacddbd52dd919597b2221910f3bdc45a77df593564523d0b8180a11c8d1fb"}}