{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:DZG46UVLHD3BRXYCDGZY3Q2X6K","short_pith_number":"pith:DZG46UVL","canonical_record":{"source":{"id":"1304.2212","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-04-08T14:04:39Z","cross_cats_sorted":["astro-ph.SR","hep-ph","nucl-ex"],"title_canon_sha256":"4db7c08fd27f3a6fff37d26357876f636affca387ba2f15d07700d9357ee1bfa","abstract_canon_sha256":"3ac595055cba2a42d8bc52f6cfaa4e266e4ce0a29d163508451c4675ed9cb055"},"schema_version":"1.0"},"canonical_sha256":"1e4dcf52ab38f618df0219b38dc357f284c3beb3f9f10766d0f97850f80934ca","source":{"kind":"arxiv","id":"1304.2212","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.2212","created_at":"2026-05-18T03:16:16Z"},{"alias_kind":"arxiv_version","alias_value":"1304.2212v2","created_at":"2026-05-18T03:16:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.2212","created_at":"2026-05-18T03:16:16Z"},{"alias_kind":"pith_short_12","alias_value":"DZG46UVLHD3B","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"DZG46UVLHD3BRXYC","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"DZG46UVL","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:DZG46UVLHD3BRXYCDGZY3Q2X6K","target":"record","payload":{"canonical_record":{"source":{"id":"1304.2212","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-04-08T14:04:39Z","cross_cats_sorted":["astro-ph.SR","hep-ph","nucl-ex"],"title_canon_sha256":"4db7c08fd27f3a6fff37d26357876f636affca387ba2f15d07700d9357ee1bfa","abstract_canon_sha256":"3ac595055cba2a42d8bc52f6cfaa4e266e4ce0a29d163508451c4675ed9cb055"},"schema_version":"1.0"},"canonical_sha256":"1e4dcf52ab38f618df0219b38dc357f284c3beb3f9f10766d0f97850f80934ca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:16:16.568958Z","signature_b64":"xP4iYELdqS65aIeU/PJv2Wgm7rT9EueI6ACZ1GmB9N3Gz9l5mhNciBEMKu0Ob7FnxRIgXyDVr7OprW1jcrtsAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e4dcf52ab38f618df0219b38dc357f284c3beb3f9f10766d0f97850f80934ca","last_reissued_at":"2026-05-18T03:16:16.568243Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:16:16.568243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.2212","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":"2026-05-18T03:16:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dnpkHZWZVDC7KTppCIgburO1S6REzgZ39ynG0XnyfWkWXuTyD0yx8c/fqAr7YS6IVk88Nu+NoKox0559VW4RDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:05:50.879116Z"},"content_sha256":"9e4d0c01a9b6ac0058fda9f13db5bd583e8a384efaf029fb78d35f2057359909","schema_version":"1.0","event_id":"sha256:9e4d0c01a9b6ac0058fda9f13db5bd583e8a384efaf029fb78d35f2057359909"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:DZG46UVLHD3BRXYCDGZY3Q2X6K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neutron matter from chiral effective field theory interactions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR","hep-ph","nucl-ex"],"primary_cat":"nucl-th","authors_text":"A. Schwenk, I. Tews, K. Hebeler, T. Kr\\\"uger","submitted_at":"2013-04-08T14:04:39Z","abstract_excerpt":"The neutron-matter equation of state constrains the properties of many physical systems over a wide density range and can be studied systematically using chiral effective field theory (EFT). In chiral EFT, all many-body forces among neutrons are predicted to next-to-next-to-next-to-leading order (N3LO). We present details and additional results of the first complete N3LO calculation of the neutron-matter energy, which includes the subleading three-nucleon as well as the leading four-nucleon forces, and provides theoretical uncertainties. In addition, we discuss the impact of our results for as"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.2212","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":""},"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":"2026-05-18T03:16:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GTE5NsFVfg2rKQSBHaySWtiiMWX1Skxsxbcqh0LaV0jILZ2P3aIPLK/ZFmPIIo2o8/IGw46zim1k6mJzToPWBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:05:50.879829Z"},"content_sha256":"af3ecbd38add0ee760acb1ca2f5d81762e4f64e04824725136ce6a129e74590a","schema_version":"1.0","event_id":"sha256:af3ecbd38add0ee760acb1ca2f5d81762e4f64e04824725136ce6a129e74590a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DZG46UVLHD3BRXYCDGZY3Q2X6K/bundle.json","state_url":"https://pith.science/pith/DZG46UVLHD3BRXYCDGZY3Q2X6K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DZG46UVLHD3BRXYCDGZY3Q2X6K/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":"2026-05-26T04:05:50Z","links":{"resolver":"https://pith.science/pith/DZG46UVLHD3BRXYCDGZY3Q2X6K","bundle":"https://pith.science/pith/DZG46UVLHD3BRXYCDGZY3Q2X6K/bundle.json","state":"https://pith.science/pith/DZG46UVLHD3BRXYCDGZY3Q2X6K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DZG46UVLHD3BRXYCDGZY3Q2X6K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:DZG46UVLHD3BRXYCDGZY3Q2X6K","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":"3ac595055cba2a42d8bc52f6cfaa4e266e4ce0a29d163508451c4675ed9cb055","cross_cats_sorted":["astro-ph.SR","hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-04-08T14:04:39Z","title_canon_sha256":"4db7c08fd27f3a6fff37d26357876f636affca387ba2f15d07700d9357ee1bfa"},"schema_version":"1.0","source":{"id":"1304.2212","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.2212","created_at":"2026-05-18T03:16:16Z"},{"alias_kind":"arxiv_version","alias_value":"1304.2212v2","created_at":"2026-05-18T03:16:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.2212","created_at":"2026-05-18T03:16:16Z"},{"alias_kind":"pith_short_12","alias_value":"DZG46UVLHD3B","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"DZG46UVLHD3BRXYC","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"DZG46UVL","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:af3ecbd38add0ee760acb1ca2f5d81762e4f64e04824725136ce6a129e74590a","target":"graph","created_at":"2026-05-18T03:16:16Z","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":"The neutron-matter equation of state constrains the properties of many physical systems over a wide density range and can be studied systematically using chiral effective field theory (EFT). In chiral EFT, all many-body forces among neutrons are predicted to next-to-next-to-next-to-leading order (N3LO). We present details and additional results of the first complete N3LO calculation of the neutron-matter energy, which includes the subleading three-nucleon as well as the leading four-nucleon forces, and provides theoretical uncertainties. In addition, we discuss the impact of our results for as","authors_text":"A. Schwenk, I. Tews, K. Hebeler, T. Kr\\\"uger","cross_cats":["astro-ph.SR","hep-ph","nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-04-08T14:04:39Z","title":"Neutron matter from chiral effective field theory interactions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.2212","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":"sha256:9e4d0c01a9b6ac0058fda9f13db5bd583e8a384efaf029fb78d35f2057359909","target":"record","created_at":"2026-05-18T03:16:16Z","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":"3ac595055cba2a42d8bc52f6cfaa4e266e4ce0a29d163508451c4675ed9cb055","cross_cats_sorted":["astro-ph.SR","hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-04-08T14:04:39Z","title_canon_sha256":"4db7c08fd27f3a6fff37d26357876f636affca387ba2f15d07700d9357ee1bfa"},"schema_version":"1.0","source":{"id":"1304.2212","kind":"arxiv","version":2}},"canonical_sha256":"1e4dcf52ab38f618df0219b38dc357f284c3beb3f9f10766d0f97850f80934ca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1e4dcf52ab38f618df0219b38dc357f284c3beb3f9f10766d0f97850f80934ca","first_computed_at":"2026-05-18T03:16:16.568243Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:16:16.568243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xP4iYELdqS65aIeU/PJv2Wgm7rT9EueI6ACZ1GmB9N3Gz9l5mhNciBEMKu0Ob7FnxRIgXyDVr7OprW1jcrtsAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:16:16.568958Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.2212","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e4d0c01a9b6ac0058fda9f13db5bd583e8a384efaf029fb78d35f2057359909","sha256:af3ecbd38add0ee760acb1ca2f5d81762e4f64e04824725136ce6a129e74590a"],"state_sha256":"5b293b53257e3db3c482a3bab6c8977b685e4da6af669f54b5d7024b63604ac4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QadLrYZRnBY7wOCZDwDSU6/1xBdn4hw1mfigtHFQ6LlZbRVjd5INUQC9CSeLKbIKayrlji2sQvfx7IYeyU8NCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T04:05:50.883689Z","bundle_sha256":"a93a4be9cb224ab53be4befd6c83b39e0ee4d00d034787b7093caf65c7a7491b"}}