{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:UWJJCEX6RR7GHERI7Z33EOU52V","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":"1ea63dff0d6a6f62b0ea899f1a6b2a1862f45ca975b2d93ef5877c393dab6bbc","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2020-11-09T19:00:40Z","title_canon_sha256":"ea5e389825cd7519cb63e3e8fb849d9fd4dfb9068e196e7b017d4a18b161e37d"},"schema_version":"1.0","source":{"id":"2011.04679","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.04679","created_at":"2026-07-05T02:14:20Z"},{"alias_kind":"arxiv_version","alias_value":"2011.04679v2","created_at":"2026-07-05T02:14:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.04679","created_at":"2026-07-05T02:14:20Z"},{"alias_kind":"pith_short_12","alias_value":"UWJJCEX6RR7G","created_at":"2026-07-05T02:14:20Z"},{"alias_kind":"pith_short_16","alias_value":"UWJJCEX6RR7GHERI","created_at":"2026-07-05T02:14:20Z"},{"alias_kind":"pith_short_8","alias_value":"UWJJCEX6","created_at":"2026-07-05T02:14:20Z"}],"graph_snapshots":[{"event_id":"sha256:52bdfa1b2e255014b5eb33176301a119928ea5fbedf03a2190720e3c19b90d1f","target":"graph","created_at":"2026-07-05T02:14:20Z","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/2011.04679/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Many particle physics models for dark matter self-interactions - motivated to address long-standing challenges to the collisionless cold dark matter paradigm - fall within the semi-classical regime, with interaction potentials that are long-range compared to the de Broglie wavelength for dark matter particles. In this work, we present a quantum mechanical derivation and new analytic formulas for the semi-classical momentum transfer and viscosity cross sections for self-interactions mediated by a Yukawa potential. Our results include the leading quantum corrections beyond the classical limit an","authors_text":"Brian Colquhoun, Felix Kahlhoefer, Laura Sagunski, Saniya Heeba, Sean Tulin","cross_cats":["astro-ph.CO","astro-ph.GA"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2020-11-09T19:00:40Z","title":"The Semi-Classical Regime for Dark Matter Self-Interactions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.04679","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:ce4c367815249b1a0dde56b8b654d4d53dc0c3013288be51e41b8efbf08d38f6","target":"record","created_at":"2026-07-05T02:14:20Z","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":"1ea63dff0d6a6f62b0ea899f1a6b2a1862f45ca975b2d93ef5877c393dab6bbc","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2020-11-09T19:00:40Z","title_canon_sha256":"ea5e389825cd7519cb63e3e8fb849d9fd4dfb9068e196e7b017d4a18b161e37d"},"schema_version":"1.0","source":{"id":"2011.04679","kind":"arxiv","version":2}},"canonical_sha256":"a5929112fe8c7e639228fe77b23a9dd5785a4f82b17f932a7332541bc3c1e720","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a5929112fe8c7e639228fe77b23a9dd5785a4f82b17f932a7332541bc3c1e720","first_computed_at":"2026-07-05T02:14:20.968985Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:14:20.968985Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"piXiMZTgU1yHR33zx0fEKOjCRq76AWYRmrfecrXUYTXVtxbsffh35SmZZdZ7TduU1FY2zRNsAusaBevsklK6BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:14:20.969422Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.04679","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce4c367815249b1a0dde56b8b654d4d53dc0c3013288be51e41b8efbf08d38f6","sha256:52bdfa1b2e255014b5eb33176301a119928ea5fbedf03a2190720e3c19b90d1f"],"state_sha256":"e9c8e51c06ff43a791ac86933e628a7f960640b4742e6484460842f612bbd164"}