{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:AXESVIBWIDV2IDSKWFOSK2L7PH","short_pith_number":"pith:AXESVIBW","canonical_record":{"source":{"id":"1408.2926","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-08-13T07:06:45Z","cross_cats_sorted":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-ex"],"title_canon_sha256":"87689363a12ba19f653a509f23e47ff8f65e8e1874b834e9c8715ae0e46c90bd","abstract_canon_sha256":"c81216ce0c8b3e8b3eb292a7e0efad6c9e284f87462a14696a1b3f34865c302e"},"schema_version":"1.0"},"canonical_sha256":"05c92aa03640eba40e4ab15d25697f79cfd7007d4db7165b039600597f384756","source":{"kind":"arxiv","id":"1408.2926","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.2926","created_at":"2026-05-18T02:20:28Z"},{"alias_kind":"arxiv_version","alias_value":"1408.2926v2","created_at":"2026-05-18T02:20:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.2926","created_at":"2026-05-18T02:20:28Z"},{"alias_kind":"pith_short_12","alias_value":"AXESVIBWIDV2","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AXESVIBWIDV2IDSK","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AXESVIBW","created_at":"2026-05-18T12:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:AXESVIBWIDV2IDSKWFOSK2L7PH","target":"record","payload":{"canonical_record":{"source":{"id":"1408.2926","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-08-13T07:06:45Z","cross_cats_sorted":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-ex"],"title_canon_sha256":"87689363a12ba19f653a509f23e47ff8f65e8e1874b834e9c8715ae0e46c90bd","abstract_canon_sha256":"c81216ce0c8b3e8b3eb292a7e0efad6c9e284f87462a14696a1b3f34865c302e"},"schema_version":"1.0"},"canonical_sha256":"05c92aa03640eba40e4ab15d25697f79cfd7007d4db7165b039600597f384756","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:20:28.775634Z","signature_b64":"bRBAMSmVjQareM9QFbAFVJkct1M3Rx36CnXH7043LQ/+4eCbxUUwsnuTjPTsVtuuJqvOi8DTUZQJW3uzQYt8Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"05c92aa03640eba40e4ab15d25697f79cfd7007d4db7165b039600597f384756","last_reissued_at":"2026-05-18T02:20:28.774979Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:20:28.774979Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1408.2926","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":"2026-05-18T02:20:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z1t9R+M6d7mdMfkLIje9LyTBYGaMV/qG+aA63u6g3wKFQAKNJexdE6DWQcvH5LEc1SU0phXvAZeH6ReL8KaFCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T11:54:12.886947Z"},"content_sha256":"3b4db3b60c92ebf210b293317a34217526d403ac6ff850370f5d6c8cbdd4da5e","schema_version":"1.0","event_id":"sha256:3b4db3b60c92ebf210b293317a34217526d403ac6ff850370f5d6c8cbdd4da5e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:AXESVIBWIDV2IDSKWFOSK2L7PH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Old neutron stars as probes of isospin-violating dark matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-ex"],"primary_cat":"nucl-th","authors_text":"Hao Zheng, Kai-Jia Sun, Lie-Wen Chen","submitted_at":"2014-08-13T07:06:45Z","abstract_excerpt":"Isospin-violating dark matter (IVDM), which couples differently with protons and neutrons, provides a promising mechanism to ameliorate the tension among recent direct detection experiments. Assuming DM is non-interacting bosonic asymmetric IVDM, we investigate how the existence of old neutron stars limits the DM-proton scattering cross-section $\\sigma_{\\rm p}$, especially the effects of the isospin violating DM-nucleon interactions and the symmetry energy in the equation of state of isospin asymmetric nuclear matter. Our calculations are completely based on general relativity and especially t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.2926","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":"2026-05-18T02:20:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jWS3U7E4Q6vxa8wy11S/9bQUIjGQOK41/sPvwQJuhNNJLnykl2y5r+htuxyJpbrWyTX/IRasmUABWUGRG+0UCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T11:54:12.887292Z"},"content_sha256":"e2e0dfb07d39dc813fc114dd12b77e78c6351ec5af4932e72efb9755d8707ed9","schema_version":"1.0","event_id":"sha256:e2e0dfb07d39dc813fc114dd12b77e78c6351ec5af4932e72efb9755d8707ed9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AXESVIBWIDV2IDSKWFOSK2L7PH/bundle.json","state_url":"https://pith.science/pith/AXESVIBWIDV2IDSKWFOSK2L7PH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AXESVIBWIDV2IDSKWFOSK2L7PH/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":"2026-06-05T11:54:12Z","links":{"resolver":"https://pith.science/pith/AXESVIBWIDV2IDSKWFOSK2L7PH","bundle":"https://pith.science/pith/AXESVIBWIDV2IDSKWFOSK2L7PH/bundle.json","state":"https://pith.science/pith/AXESVIBWIDV2IDSKWFOSK2L7PH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AXESVIBWIDV2IDSKWFOSK2L7PH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:AXESVIBWIDV2IDSKWFOSK2L7PH","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":"c81216ce0c8b3e8b3eb292a7e0efad6c9e284f87462a14696a1b3f34865c302e","cross_cats_sorted":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-08-13T07:06:45Z","title_canon_sha256":"87689363a12ba19f653a509f23e47ff8f65e8e1874b834e9c8715ae0e46c90bd"},"schema_version":"1.0","source":{"id":"1408.2926","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.2926","created_at":"2026-05-18T02:20:28Z"},{"alias_kind":"arxiv_version","alias_value":"1408.2926v2","created_at":"2026-05-18T02:20:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.2926","created_at":"2026-05-18T02:20:28Z"},{"alias_kind":"pith_short_12","alias_value":"AXESVIBWIDV2","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AXESVIBWIDV2IDSK","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AXESVIBW","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:e2e0dfb07d39dc813fc114dd12b77e78c6351ec5af4932e72efb9755d8707ed9","target":"graph","created_at":"2026-05-18T02:20:28Z","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":"Isospin-violating dark matter (IVDM), which couples differently with protons and neutrons, provides a promising mechanism to ameliorate the tension among recent direct detection experiments. Assuming DM is non-interacting bosonic asymmetric IVDM, we investigate how the existence of old neutron stars limits the DM-proton scattering cross-section $\\sigma_{\\rm p}$, especially the effects of the isospin violating DM-nucleon interactions and the symmetry energy in the equation of state of isospin asymmetric nuclear matter. Our calculations are completely based on general relativity and especially t","authors_text":"Hao Zheng, Kai-Jia Sun, Lie-Wen Chen","cross_cats":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-08-13T07:06:45Z","title":"Old neutron stars as probes of isospin-violating dark matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.2926","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":"sha256:3b4db3b60c92ebf210b293317a34217526d403ac6ff850370f5d6c8cbdd4da5e","target":"record","created_at":"2026-05-18T02:20:28Z","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":"c81216ce0c8b3e8b3eb292a7e0efad6c9e284f87462a14696a1b3f34865c302e","cross_cats_sorted":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-08-13T07:06:45Z","title_canon_sha256":"87689363a12ba19f653a509f23e47ff8f65e8e1874b834e9c8715ae0e46c90bd"},"schema_version":"1.0","source":{"id":"1408.2926","kind":"arxiv","version":2}},"canonical_sha256":"05c92aa03640eba40e4ab15d25697f79cfd7007d4db7165b039600597f384756","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"05c92aa03640eba40e4ab15d25697f79cfd7007d4db7165b039600597f384756","first_computed_at":"2026-05-18T02:20:28.774979Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:20:28.774979Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bRBAMSmVjQareM9QFbAFVJkct1M3Rx36CnXH7043LQ/+4eCbxUUwsnuTjPTsVtuuJqvOi8DTUZQJW3uzQYt8Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:20:28.775634Z","signed_message":"canonical_sha256_bytes"},"source_id":"1408.2926","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3b4db3b60c92ebf210b293317a34217526d403ac6ff850370f5d6c8cbdd4da5e","sha256:e2e0dfb07d39dc813fc114dd12b77e78c6351ec5af4932e72efb9755d8707ed9"],"state_sha256":"c4939117ca3cc5f8f2ad896f4b7a1fd0b941e1e35b444a3fe04bed8fee54c02b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4JZFyo392SzeqCY2J7cSEuxzg3fJPAhJLYm6/8c7VnlKFdkmK8gnDe0/m7+6ZJ8e+945xi5AwTWZ31zwDcTMBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T11:54:12.889266Z","bundle_sha256":"bd85d8248022477e1f97a6e39a52ac66c05e31bfbed69223718fa2749497d6a8"}}