{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:7LRU2S2TFRHGO547VWDGAHHWFO","short_pith_number":"pith:7LRU2S2T","schema_version":"1.0","canonical_sha256":"fae34d4b532c4e67779fad86601cf62baadd271d0a1397e13b777f280268a087","source":{"kind":"arxiv","id":"2505.13214","version":1},"attestation_state":"computed","paper":{"title":"Observational Signatures of Janis-Newman-Winicour Strongly Naked Singularity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Zeqian Zhang","submitted_at":"2025-05-19T14:59:45Z","abstract_excerpt":"This paper explores the unique observational signatures of accretion onto a Janis-Newman-Winicour (JNW) strongly naked singularity, particularly in the absence of a photon sphere. The surrounding spacetime of such a singularity exhibits pronounced reflective properties, causing light rays traveling in its vicinity to undergo reflection and produce paired imaging trajectories in both accretion disk and hot spot models. Our simulations reveal that this reflection effect generates additional images in the gravitational lensing patterns and significantly alters the temporal brightness profiles of "},"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":"2505.13214","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-05-19T14:59:45Z","cross_cats_sorted":[],"title_canon_sha256":"79b098e28b1cbe6c94cf83b78a24070984e2e0a2e6c8543aaac3513ae9b2b9b8","abstract_canon_sha256":"5d4c07c0a68763ba53ee7da18879e680a508b25e38f770292635723b3ecb6a91"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:05:26.918996Z","signature_b64":"mQRTYKjRpcA4XBtazRzTEF3xLH+/cHWkvuy9SeUEwGSQdbUeWFIdRjJ9MOn7L+BxGWS8S298HkS6wT7bmBvoBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fae34d4b532c4e67779fad86601cf62baadd271d0a1397e13b777f280268a087","last_reissued_at":"2026-07-05T11:05:26.918495Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:05:26.918495Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observational Signatures of Janis-Newman-Winicour Strongly Naked Singularity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Zeqian Zhang","submitted_at":"2025-05-19T14:59:45Z","abstract_excerpt":"This paper explores the unique observational signatures of accretion onto a Janis-Newman-Winicour (JNW) strongly naked singularity, particularly in the absence of a photon sphere. The surrounding spacetime of such a singularity exhibits pronounced reflective properties, causing light rays traveling in its vicinity to undergo reflection and produce paired imaging trajectories in both accretion disk and hot spot models. Our simulations reveal that this reflection effect generates additional images in the gravitational lensing patterns and significantly alters the temporal brightness profiles of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.13214","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2505.13214/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":"2505.13214","created_at":"2026-07-05T11:05:26.918558+00:00"},{"alias_kind":"arxiv_version","alias_value":"2505.13214v1","created_at":"2026-07-05T11:05:26.918558+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.13214","created_at":"2026-07-05T11:05:26.918558+00:00"},{"alias_kind":"pith_short_12","alias_value":"7LRU2S2TFRHG","created_at":"2026-07-05T11:05:26.918558+00:00"},{"alias_kind":"pith_short_16","alias_value":"7LRU2S2TFRHGO547","created_at":"2026-07-05T11:05:26.918558+00:00"},{"alias_kind":"pith_short_8","alias_value":"7LRU2S2T","created_at":"2026-07-05T11:05:26.918558+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.16807","citing_title":"Reference-renormalized curvature-primitive Gauss-Bonnet formalism for finite-distance weak gravitational lensing in static spherical spacetimes","ref_index":43,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO","json":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO.json","graph_json":"https://pith.science/api/pith-number/7LRU2S2TFRHGO547VWDGAHHWFO/graph.json","events_json":"https://pith.science/api/pith-number/7LRU2S2TFRHGO547VWDGAHHWFO/events.json","paper":"https://pith.science/paper/7LRU2S2T"},"agent_actions":{"view_html":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO","download_json":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO.json","view_paper":"https://pith.science/paper/7LRU2S2T","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2505.13214&json=true","fetch_graph":"https://pith.science/api/pith-number/7LRU2S2TFRHGO547VWDGAHHWFO/graph.json","fetch_events":"https://pith.science/api/pith-number/7LRU2S2TFRHGO547VWDGAHHWFO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO/action/storage_attestation","attest_author":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO/action/author_attestation","sign_citation":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO/action/citation_signature","submit_replication":"https://pith.science/pith/7LRU2S2TFRHGO547VWDGAHHWFO/action/replication_record"}},"created_at":"2026-07-05T11:05:26.918558+00:00","updated_at":"2026-07-05T11:05:26.918558+00:00"}