{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:Q5VMF45AOJPHUPVMLL7BBIGT7N","short_pith_number":"pith:Q5VMF45A","schema_version":"1.0","canonical_sha256":"876ac2f3a0725e7a3eac5afe10a0d3fb73a5d8eb04fcb486350af82d1d282906","source":{"kind":"arxiv","id":"2002.08962","version":2},"attestation_state":"computed","paper":{"title":"Gravitational microlensing by dark matter in extended structures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"David McKeen, Djuna Croon, Nirmal Raj","submitted_at":"2020-02-20T19:00:00Z","abstract_excerpt":"Dark matter may be in the form of non-baryonic structures such as compact subhalos and boson stars. Structures weighing between asteroid and solar masses may be discovered via gravitational microlensing, an astronomical probe that has in the past helped constrain the population of primordial black holes and baryonic MACHOs. We investigate the non-trivial effect of the size of and density distribution within these structures on the microlensing signal, and constrain their populations using the EROS-2 and OGLE-IV surveys. Structures larger than a solar radius are generally constrained more weakl"},"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":"2002.08962","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-02-20T19:00:00Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"f38134d2c7dca2ad38fea647958040be77b87827a9f4b3828de06b4195079b3f","abstract_canon_sha256":"a967344f11f2663096be033a65316d925f44c33c55da7810c3cb7b5ca05fd784"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:55:10.533361Z","signature_b64":"EY6rMGG93rSvGf21EUpC/DPZGoBcoAyT/Vyw1L/XGvBV0bAU8aUdh/cLgiOFOXcTimDKk/eqNaTkaXbbNvpBCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"876ac2f3a0725e7a3eac5afe10a0d3fb73a5d8eb04fcb486350af82d1d282906","last_reissued_at":"2026-07-05T00:55:10.532848Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:55:10.532848Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Gravitational microlensing by dark matter in extended structures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"David McKeen, Djuna Croon, Nirmal Raj","submitted_at":"2020-02-20T19:00:00Z","abstract_excerpt":"Dark matter may be in the form of non-baryonic structures such as compact subhalos and boson stars. Structures weighing between asteroid and solar masses may be discovered via gravitational microlensing, an astronomical probe that has in the past helped constrain the population of primordial black holes and baryonic MACHOs. We investigate the non-trivial effect of the size of and density distribution within these structures on the microlensing signal, and constrain their populations using the EROS-2 and OGLE-IV surveys. Structures larger than a solar radius are generally constrained more weakl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.08962","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2002.08962/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2002.08962","created_at":"2026-07-05T00:55:10.532910+00:00"},{"alias_kind":"arxiv_version","alias_value":"2002.08962v2","created_at":"2026-07-05T00:55:10.532910+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.08962","created_at":"2026-07-05T00:55:10.532910+00:00"},{"alias_kind":"pith_short_12","alias_value":"Q5VMF45AOJPH","created_at":"2026-07-05T00:55:10.532910+00:00"},{"alias_kind":"pith_short_16","alias_value":"Q5VMF45AOJPHUPVM","created_at":"2026-07-05T00:55:10.532910+00:00"},{"alias_kind":"pith_short_8","alias_value":"Q5VMF45A","created_at":"2026-07-05T00:55:10.532910+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.18329","citing_title":"Projecting the ultimate pulsar timing sensitivity to dark matter substructure in a stochastic gravitational wave background","ref_index":37,"is_internal_anchor":false},{"citing_arxiv_id":"2604.06858","citing_title":"Memory-Burden Suppression of Hawking Radiation and Neutrino Constraints on Primordial Black Holes","ref_index":33,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N","json":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N.json","graph_json":"https://pith.science/api/pith-number/Q5VMF45AOJPHUPVMLL7BBIGT7N/graph.json","events_json":"https://pith.science/api/pith-number/Q5VMF45AOJPHUPVMLL7BBIGT7N/events.json","paper":"https://pith.science/paper/Q5VMF45A"},"agent_actions":{"view_html":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N","download_json":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N.json","view_paper":"https://pith.science/paper/Q5VMF45A","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2002.08962&json=true","fetch_graph":"https://pith.science/api/pith-number/Q5VMF45AOJPHUPVMLL7BBIGT7N/graph.json","fetch_events":"https://pith.science/api/pith-number/Q5VMF45AOJPHUPVMLL7BBIGT7N/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N/action/storage_attestation","attest_author":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N/action/author_attestation","sign_citation":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N/action/citation_signature","submit_replication":"https://pith.science/pith/Q5VMF45AOJPHUPVMLL7BBIGT7N/action/replication_record"}},"created_at":"2026-07-05T00:55:10.532910+00:00","updated_at":"2026-07-05T00:55:10.532910+00:00"}