{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:AI4AW6L2N6BOKHRODTRMTWDQ5R","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":"05a3bdcf57aaa788ede2cf2d8738e55708c070705d471fd68b9513bac9f16b1a","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-02T19:35:23Z","title_canon_sha256":"c49a7becaae80ac90f7eb2d9c923ccee8216275e35802860d6d20e38a6855187"},"schema_version":"1.0","source":{"id":"0812.0360","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0812.0360","created_at":"2026-07-04T17:27:33Z"},{"alias_kind":"arxiv_version","alias_value":"0812.0360v2","created_at":"2026-07-04T17:27:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0812.0360","created_at":"2026-07-04T17:27:33Z"},{"alias_kind":"pith_short_12","alias_value":"AI4AW6L2N6BO","created_at":"2026-07-04T17:27:33Z"},{"alias_kind":"pith_short_16","alias_value":"AI4AW6L2N6BOKHRO","created_at":"2026-07-04T17:27:33Z"},{"alias_kind":"pith_short_8","alias_value":"AI4AW6L2","created_at":"2026-07-04T17:27:33Z"}],"graph_snapshots":[{"event_id":"sha256:8f6a91778d7d4518f72b97727cc803aa9588e78c28f64ff53eb0d71b6b71b231","target":"graph","created_at":"2026-07-04T17:27:33Z","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/0812.0360/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We demonstrate that the Sommerfeld correction to CDM annihilations can be appreciable if even a small component of the dark matter is extremely cold. Subhalo substructure provides such a possibility given that the smallest clumps are relatively cold and contain even colder substructure due to incomplete phase space mixing. Leptonic channels can be enhanced for plausible models and the solar neighbourhood boost required to account for PAMELA/ATIC data is plausibly obtained, especially in the case of a few TeV mass neutralino for which the Sommerfeld-corrected boost is found to be $\\sim10^4-10^5","authors_text":"Joseph Silk, Massimiliano Lattanzi","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-02T19:35:23Z","title":"Can the WIMP annihilation boost factor be boosted by the Sommerfeld enhancement?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0812.0360","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":"sha256:4447dffde64eb6a4b77f2845839dc1560691d87c2e350780bfbaf0700af20299","target":"record","created_at":"2026-07-04T17:27:33Z","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":"05a3bdcf57aaa788ede2cf2d8738e55708c070705d471fd68b9513bac9f16b1a","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-12-02T19:35:23Z","title_canon_sha256":"c49a7becaae80ac90f7eb2d9c923ccee8216275e35802860d6d20e38a6855187"},"schema_version":"1.0","source":{"id":"0812.0360","kind":"arxiv","version":2}},"canonical_sha256":"02380b797a6f82e51e2e1ce2c9d870ec4d746ea6e6c99458ce369f23a8f7df9f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"02380b797a6f82e51e2e1ce2c9d870ec4d746ea6e6c99458ce369f23a8f7df9f","first_computed_at":"2026-07-04T17:27:33.616359Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:27:33.616359Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"f2oNTYfjy9ElDP7oWMEsmPIm2lSAFJt3n+Wiy/wiS2I9dRQF8WHpbwB+jcYM2wHB6ahT5HiIR+hucO6chK/wAg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:27:33.616765Z","signed_message":"canonical_sha256_bytes"},"source_id":"0812.0360","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4447dffde64eb6a4b77f2845839dc1560691d87c2e350780bfbaf0700af20299","sha256:8f6a91778d7d4518f72b97727cc803aa9588e78c28f64ff53eb0d71b6b71b231"],"state_sha256":"91168813c0a0c4ee1dc0c3034d2280d87015ca376f909718c73a8c66e14d9dc5"}