{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:3SASPYU7H6DYQHDJUSHHY2DGUZ","short_pith_number":"pith:3SASPYU7","schema_version":"1.0","canonical_sha256":"dc8127e29f3f87881c69a48e7c6866a65b205dc2237132016de652fc3655e852","source":{"kind":"arxiv","id":"2209.12950","version":2},"attestation_state":"computed","paper":{"title":"Pseudospectrum of horizonless compact objects: a bootstrap instability mechanism","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th","math-ph","math.MP"],"primary_cat":"gr-qc","authors_text":"Jos\\'e Luis Jaramillo, Kyriakos Destounis, Rodrigo Panosso Macedo, Valentin Boyanov, Vitor Cardoso","submitted_at":"2022-09-26T18:36:53Z","abstract_excerpt":"Recent investigations of the pseudospectrum in black hole spacetimes have shown that quasinormal mode frequencies suffer from spectral instabilities. This phenomenon may severely affect gravitational-wave spectroscopy and limit precision tests of general relativity. We extend the pseudospectrum analysis to horizonless exotic compact objects which possess a reflective surface arbitrarily close to the Schwarzschild radius, and find that their quasinormal modes also suffer from an overall spectral instability. Even though all the modes themselves decay monotonically, the pseudospectrum contours o"},"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":"2209.12950","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2022-09-26T18:36:53Z","cross_cats_sorted":["hep-th","math-ph","math.MP"],"title_canon_sha256":"e5d586d1cd67de85ca70dfec6e9b52db5c3ce430ceefacd1956094bd96fba842","abstract_canon_sha256":"6be366cfbb32cd1db819b9428999508c134a2c0641919425b6bcb4d4aea57e83"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:49:54.397720Z","signature_b64":"CgHMSmsya+ym3aBuRZmN+xG3UvRkmWHgZsysOnv6D1OS6RqJNr1rwgZXQZWXSfl0tCs+EEcbPHfW7S63bs1ZCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc8127e29f3f87881c69a48e7c6866a65b205dc2237132016de652fc3655e852","last_reissued_at":"2026-07-05T05:49:54.397253Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:49:54.397253Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Pseudospectrum of horizonless compact objects: a bootstrap instability mechanism","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th","math-ph","math.MP"],"primary_cat":"gr-qc","authors_text":"Jos\\'e Luis Jaramillo, Kyriakos Destounis, Rodrigo Panosso Macedo, Valentin Boyanov, Vitor Cardoso","submitted_at":"2022-09-26T18:36:53Z","abstract_excerpt":"Recent investigations of the pseudospectrum in black hole spacetimes have shown that quasinormal mode frequencies suffer from spectral instabilities. This phenomenon may severely affect gravitational-wave spectroscopy and limit precision tests of general relativity. We extend the pseudospectrum analysis to horizonless exotic compact objects which possess a reflective surface arbitrarily close to the Schwarzschild radius, and find that their quasinormal modes also suffer from an overall spectral instability. Even though all the modes themselves decay monotonically, the pseudospectrum contours o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.12950","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/2209.12950/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":"2209.12950","created_at":"2026-07-05T05:49:54.397322+00:00"},{"alias_kind":"arxiv_version","alias_value":"2209.12950v2","created_at":"2026-07-05T05:49:54.397322+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.12950","created_at":"2026-07-05T05:49:54.397322+00:00"},{"alias_kind":"pith_short_12","alias_value":"3SASPYU7H6DY","created_at":"2026-07-05T05:49:54.397322+00:00"},{"alias_kind":"pith_short_16","alias_value":"3SASPYU7H6DYQHDJ","created_at":"2026-07-05T05:49:54.397322+00:00"},{"alias_kind":"pith_short_8","alias_value":"3SASPYU7","created_at":"2026-07-05T05:49:54.397322+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":5,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2501.16433","citing_title":"Greybody factors, reflectionless scattering modes, and echoes of ultracompact horizonless objects","ref_index":60,"is_internal_anchor":false},{"citing_arxiv_id":"2509.19451","citing_title":"Total absorption of tailored incoming signals by black holes","ref_index":32,"is_internal_anchor":false},{"citing_arxiv_id":"2511.00565","citing_title":"Reflectionless and echo modes in asymmetric Damour-Solodukhin wormholes","ref_index":68,"is_internal_anchor":false},{"citing_arxiv_id":"2511.08692","citing_title":"Excitation factors for horizonless compact objects: long-lived modes, echoes, and greybody factors","ref_index":57,"is_internal_anchor":false},{"citing_arxiv_id":"2604.12800","citing_title":"Spectroscopy of analogue black holes using simulation-based inference","ref_index":77,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ","json":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ.json","graph_json":"https://pith.science/api/pith-number/3SASPYU7H6DYQHDJUSHHY2DGUZ/graph.json","events_json":"https://pith.science/api/pith-number/3SASPYU7H6DYQHDJUSHHY2DGUZ/events.json","paper":"https://pith.science/paper/3SASPYU7"},"agent_actions":{"view_html":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ","download_json":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ.json","view_paper":"https://pith.science/paper/3SASPYU7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2209.12950&json=true","fetch_graph":"https://pith.science/api/pith-number/3SASPYU7H6DYQHDJUSHHY2DGUZ/graph.json","fetch_events":"https://pith.science/api/pith-number/3SASPYU7H6DYQHDJUSHHY2DGUZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ/action/storage_attestation","attest_author":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ/action/author_attestation","sign_citation":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ/action/citation_signature","submit_replication":"https://pith.science/pith/3SASPYU7H6DYQHDJUSHHY2DGUZ/action/replication_record"}},"created_at":"2026-07-05T05:49:54.397322+00:00","updated_at":"2026-07-05T05:49:54.397322+00:00"}