{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:6NK5KILJQYNIXKQ2IS3MSJGM33","short_pith_number":"pith:6NK5KILJ","schema_version":"1.0","canonical_sha256":"f355d52169861a8baa1a44b6c924ccdef6c219649194ce97dab877ed652a8a2b","source":{"kind":"arxiv","id":"1605.00008","version":2},"attestation_state":"computed","paper":{"title":"Lensing of Fast Radio Bursts as a Probe of Compact Dark Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Ely D. Kovetz, Julian B. Mu\\~noz, Liang Dai, Marc Kamionkowski","submitted_at":"2016-04-29T20:00:02Z","abstract_excerpt":"The possibility that part of the dark matter is made of massive compact halo objects (MACHOs) remains poorly constrained over a wide range of masses, and especially in the $20-100\\, M_\\odot$ window. We show that strong gravitational lensing of extragalactic fast radio bursts (FRBs) by MACHOs of masses larger than $\\sim20\\,M_\\odot$ would result in repeated FRBs with an observable time delay. Strong lensing of an FRB by a lens of mass $M_L$ induces two images, separated by a typical time delay $\\sim$ few $\\times(M_L/30\\, M_\\odot)$ milliseconds. Considering the expected FRB detection rate by upco"},"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":"1605.00008","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-04-29T20:00:02Z","cross_cats_sorted":["astro-ph.HE","hep-ph"],"title_canon_sha256":"3f7f6e85a07918b3142da54ca179e41c8a0015ae706a9ab02374190f4c54d539","abstract_canon_sha256":"7183c859661dd2092a3b3bd45d8d6c8bce28ab51e6818f1e93b012d08a12d81d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:16.599199Z","signature_b64":"aeROo0jvM5mwOiKVShQ/ygxNy8JKXvEe5HPeuDA0MJATTV0xCFt2TZDZyFnxtC5ZcFj6m0LRKAv/qpeuEZ5QCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f355d52169861a8baa1a44b6c924ccdef6c219649194ce97dab877ed652a8a2b","last_reissued_at":"2026-05-18T01:07:16.598605Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:16.598605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Lensing of Fast Radio Bursts as a Probe of Compact Dark Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Ely D. Kovetz, Julian B. Mu\\~noz, Liang Dai, Marc Kamionkowski","submitted_at":"2016-04-29T20:00:02Z","abstract_excerpt":"The possibility that part of the dark matter is made of massive compact halo objects (MACHOs) remains poorly constrained over a wide range of masses, and especially in the $20-100\\, M_\\odot$ window. We show that strong gravitational lensing of extragalactic fast radio bursts (FRBs) by MACHOs of masses larger than $\\sim20\\,M_\\odot$ would result in repeated FRBs with an observable time delay. Strong lensing of an FRB by a lens of mass $M_L$ induces two images, separated by a typical time delay $\\sim$ few $\\times(M_L/30\\, M_\\odot)$ milliseconds. Considering the expected FRB detection rate by upco"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.00008","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1605.00008","created_at":"2026-05-18T01:07:16.598692+00:00"},{"alias_kind":"arxiv_version","alias_value":"1605.00008v2","created_at":"2026-05-18T01:07:16.598692+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.00008","created_at":"2026-05-18T01:07:16.598692+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.12189","citing_title":"Probing Collapsed Dark Matter Halos with Fast Radio Bursts","ref_index":36,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33","json":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33.json","graph_json":"https://pith.science/api/pith-number/6NK5KILJQYNIXKQ2IS3MSJGM33/graph.json","events_json":"https://pith.science/api/pith-number/6NK5KILJQYNIXKQ2IS3MSJGM33/events.json","paper":"https://pith.science/paper/6NK5KILJ"},"agent_actions":{"view_html":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33","download_json":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33.json","view_paper":"https://pith.science/paper/6NK5KILJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1605.00008&json=true","fetch_graph":"https://pith.science/api/pith-number/6NK5KILJQYNIXKQ2IS3MSJGM33/graph.json","fetch_events":"https://pith.science/api/pith-number/6NK5KILJQYNIXKQ2IS3MSJGM33/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33/action/storage_attestation","attest_author":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33/action/author_attestation","sign_citation":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33/action/citation_signature","submit_replication":"https://pith.science/pith/6NK5KILJQYNIXKQ2IS3MSJGM33/action/replication_record"}},"created_at":"2026-05-18T01:07:16.598692+00:00","updated_at":"2026-05-18T01:07:16.598692+00:00"}