{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:U6VWXAFVPCW3WXXNB3B5I6ZOXF","short_pith_number":"pith:U6VWXAFV","schema_version":"1.0","canonical_sha256":"a7ab6b80b578adbb5eed0ec3d47b2eb964887dcd2d90c88ce20e6cda39c8b0e5","source":{"kind":"arxiv","id":"1208.4376","version":3},"attestation_state":"computed","paper":{"title":"Dark Matter with Density-Dependent Interactions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Kimberly K. Boddy, Mark Trodden, Sean M. Carroll","submitted_at":"2012-08-21T20:24:52Z","abstract_excerpt":"The decay and annihilation cross sections of dark matter particles may depend on the value of a chameleonic scalar field that both evolves cosmologically and takes different values depending on the local matter density. This possibility introduces a separation between the physics relevant for freeze-out and that responsible for dynamics and detection in the late universe. We investigate how such dark sector interactions might be implemented in a particle physics Lagrangian and consider how current and upcoming observations and experiments bound such dark matter candidates. A specific simple mo"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1208.4376","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-08-21T20:24:52Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"06c5818cc135589a11e33705149f9a4a83c76c3de3470c5799c848f17f39a902","abstract_canon_sha256":"9ac3187e9f409566c2f15a3d8283e1ad79df62d0d8166be5148a4739b4b8bdc8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:21:00.859208Z","signature_b64":"vCEIHTFb/3w4/7yM0s89k+fPiFF4o5+HFEpwPOWd82O31MZ0S3Ag7xKW2T4+sNTDUBlNFJtVg/gcLjZK8h6qAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7ab6b80b578adbb5eed0ec3d47b2eb964887dcd2d90c88ce20e6cda39c8b0e5","last_reissued_at":"2026-05-18T02:21:00.858592Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:21:00.858592Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dark Matter with Density-Dependent Interactions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Kimberly K. Boddy, Mark Trodden, Sean M. Carroll","submitted_at":"2012-08-21T20:24:52Z","abstract_excerpt":"The decay and annihilation cross sections of dark matter particles may depend on the value of a chameleonic scalar field that both evolves cosmologically and takes different values depending on the local matter density. This possibility introduces a separation between the physics relevant for freeze-out and that responsible for dynamics and detection in the late universe. We investigate how such dark sector interactions might be implemented in a particle physics Lagrangian and consider how current and upcoming observations and experiments bound such dark matter candidates. A specific simple mo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.4376","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1208.4376","created_at":"2026-05-18T02:21:00.858668+00:00"},{"alias_kind":"arxiv_version","alias_value":"1208.4376v3","created_at":"2026-05-18T02:21:00.858668+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.4376","created_at":"2026-05-18T02:21:00.858668+00:00"},{"alias_kind":"pith_short_12","alias_value":"U6VWXAFVPCW3","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_16","alias_value":"U6VWXAFVPCW3WXXN","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_8","alias_value":"U6VWXAFV","created_at":"2026-05-18T12:27:23.164592+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF","json":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF.json","graph_json":"https://pith.science/api/pith-number/U6VWXAFVPCW3WXXNB3B5I6ZOXF/graph.json","events_json":"https://pith.science/api/pith-number/U6VWXAFVPCW3WXXNB3B5I6ZOXF/events.json","paper":"https://pith.science/paper/U6VWXAFV"},"agent_actions":{"view_html":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF","download_json":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF.json","view_paper":"https://pith.science/paper/U6VWXAFV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1208.4376&json=true","fetch_graph":"https://pith.science/api/pith-number/U6VWXAFVPCW3WXXNB3B5I6ZOXF/graph.json","fetch_events":"https://pith.science/api/pith-number/U6VWXAFVPCW3WXXNB3B5I6ZOXF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF/action/storage_attestation","attest_author":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF/action/author_attestation","sign_citation":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF/action/citation_signature","submit_replication":"https://pith.science/pith/U6VWXAFVPCW3WXXNB3B5I6ZOXF/action/replication_record"}},"created_at":"2026-05-18T02:21:00.858668+00:00","updated_at":"2026-05-18T02:21:00.858668+00:00"}