{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:VGA5QNJGJG2Q7BXUE2QM3PKY6F","short_pith_number":"pith:VGA5QNJG","schema_version":"1.0","canonical_sha256":"a981d8352649b50f86f426a0cdbd58f143dd818b9b427cde03b753df42178731","source":{"kind":"arxiv","id":"1711.07919","version":1},"attestation_state":"computed","paper":{"title":"A Quadruply Lensed SN Ia: Gaining a Time-Delay...Losing a Standard Candle","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Daniel A. Yahalomi, Joachim Wambsganss, Paul L. Schechter","submitted_at":"2017-11-21T17:08:05Z","abstract_excerpt":"We investigate the flux ratio anomalies between macro-model predictions and the observed brightness of the supernova iPTF16geu, as published in a recent paper by More et al., 2017. This group suggested that these discrepancies are, qualitatively, likely due to microlensing. We analyze the plausibility of attributing this discrepancy to microlensing, and find that the discrepancy is too large to be due to microlensing alone. This is true whether one assumes knowledge of the luminosity of the supernova or allows the luminosity to be a free parameter. Varying the dark/stellar ratio likewise doesn"},"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":"1711.07919","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-11-21T17:08:05Z","cross_cats_sorted":[],"title_canon_sha256":"85efdb02df1d26d38adcf59a88e1f233afa5e3aeb7fa8e0279cc87d1dda10140","abstract_canon_sha256":"892b198a559e1f7d3fccc30fcba3ee747c45c527413e6c0c40a5a0b298a91e0d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:56.166998Z","signature_b64":"aQ75mCSLpZtUv2kZKUibySXpn8ycVq+PPO1l0/UpdkqT1mWP3cTsr5UkDZlSYv2eRXLTrWDl6iX+tWHvtnk/BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a981d8352649b50f86f426a0cdbd58f143dd818b9b427cde03b753df42178731","last_reissued_at":"2026-05-18T00:29:56.166465Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:56.166465Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Quadruply Lensed SN Ia: Gaining a Time-Delay...Losing a Standard Candle","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Daniel A. Yahalomi, Joachim Wambsganss, Paul L. Schechter","submitted_at":"2017-11-21T17:08:05Z","abstract_excerpt":"We investigate the flux ratio anomalies between macro-model predictions and the observed brightness of the supernova iPTF16geu, as published in a recent paper by More et al., 2017. This group suggested that these discrepancies are, qualitatively, likely due to microlensing. We analyze the plausibility of attributing this discrepancy to microlensing, and find that the discrepancy is too large to be due to microlensing alone. This is true whether one assumes knowledge of the luminosity of the supernova or allows the luminosity to be a free parameter. Varying the dark/stellar ratio likewise doesn"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.07919","kind":"arxiv","version":1},"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":"1711.07919","created_at":"2026-05-18T00:29:56.166547+00:00"},{"alias_kind":"arxiv_version","alias_value":"1711.07919v1","created_at":"2026-05-18T00:29:56.166547+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.07919","created_at":"2026-05-18T00:29:56.166547+00:00"},{"alias_kind":"pith_short_12","alias_value":"VGA5QNJGJG2Q","created_at":"2026-05-18T12:31:49.984773+00:00"},{"alias_kind":"pith_short_16","alias_value":"VGA5QNJGJG2Q7BXU","created_at":"2026-05-18T12:31:49.984773+00:00"},{"alias_kind":"pith_short_8","alias_value":"VGA5QNJG","created_at":"2026-05-18T12:31:49.984773+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2203.06142","citing_title":"Cosmology Intertwined: A Review of the Particle Physics, Astrophysics, and Cosmology Associated with the Cosmological Tensions and Anomalies","ref_index":26,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F","json":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F.json","graph_json":"https://pith.science/api/pith-number/VGA5QNJGJG2Q7BXUE2QM3PKY6F/graph.json","events_json":"https://pith.science/api/pith-number/VGA5QNJGJG2Q7BXUE2QM3PKY6F/events.json","paper":"https://pith.science/paper/VGA5QNJG"},"agent_actions":{"view_html":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F","download_json":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F.json","view_paper":"https://pith.science/paper/VGA5QNJG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1711.07919&json=true","fetch_graph":"https://pith.science/api/pith-number/VGA5QNJGJG2Q7BXUE2QM3PKY6F/graph.json","fetch_events":"https://pith.science/api/pith-number/VGA5QNJGJG2Q7BXUE2QM3PKY6F/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F/action/storage_attestation","attest_author":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F/action/author_attestation","sign_citation":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F/action/citation_signature","submit_replication":"https://pith.science/pith/VGA5QNJGJG2Q7BXUE2QM3PKY6F/action/replication_record"}},"created_at":"2026-05-18T00:29:56.166547+00:00","updated_at":"2026-05-18T00:29:56.166547+00:00"}