{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:OJQLE2BBWUTZN4OSBPUQ6OXQXR","short_pith_number":"pith:OJQLE2BB","schema_version":"1.0","canonical_sha256":"7260b26821b52796f1d20be90f3af0bc7849aff879976068cd77a71d52a9ce63","source":{"kind":"arxiv","id":"2112.10109","version":1},"attestation_state":"computed","paper":{"title":"Signature of Non-uniform Area Quantization on Black Hole Echoes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Kabir Chakravarti, Rajes Ghosh, Sudipta Sarkar","submitted_at":"2021-12-19T10:30:36Z","abstract_excerpt":"A classical black hole is characterized by a horizon that absorbs radiation of all frequencies incident on it. Perturbation of these black holes is well-understood via exponentially damped sinusoids known as quasi-normal modes. Any departure from such classical behavior near the horizon may induce significant modifications in the late time evolution of the perturbation leading to so-called gravitational wave echoes. This work considers the effect of black hole area-quantization on the formation of gravitational wave echoes. We investigate how the resulting echo waveform may depend on various m"},"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":"2112.10109","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2021-12-19T10:30:36Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"2b55310a54ee79df6d8eda069e554590a488c6c725a3120c3949c0a21fbfaaac","abstract_canon_sha256":"2f0fa75e5b4ac129204bcc1233d9102adb116b9f9e207129319b7f15de44939e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:03:00.539870Z","signature_b64":"d2p4Cg6O5N4E4O1UkN4oFZmTNSswvTJM1stq+/Ng1AuAjkZc7kFCzw2NNsnuFe0ud9188dTS3SR/7nbOrVvoDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7260b26821b52796f1d20be90f3af0bc7849aff879976068cd77a71d52a9ce63","last_reissued_at":"2026-07-05T04:03:00.539433Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:03:00.539433Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Signature of Non-uniform Area Quantization on Black Hole Echoes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Kabir Chakravarti, Rajes Ghosh, Sudipta Sarkar","submitted_at":"2021-12-19T10:30:36Z","abstract_excerpt":"A classical black hole is characterized by a horizon that absorbs radiation of all frequencies incident on it. Perturbation of these black holes is well-understood via exponentially damped sinusoids known as quasi-normal modes. Any departure from such classical behavior near the horizon may induce significant modifications in the late time evolution of the perturbation leading to so-called gravitational wave echoes. This work considers the effect of black hole area-quantization on the formation of gravitational wave echoes. We investigate how the resulting echo waveform may depend on various m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.10109","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/2112.10109/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":"2112.10109","created_at":"2026-07-05T04:03:00.539489+00:00"},{"alias_kind":"arxiv_version","alias_value":"2112.10109v1","created_at":"2026-07-05T04:03:00.539489+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.10109","created_at":"2026-07-05T04:03:00.539489+00:00"},{"alias_kind":"pith_short_12","alias_value":"OJQLE2BBWUTZ","created_at":"2026-07-05T04:03:00.539489+00:00"},{"alias_kind":"pith_short_16","alias_value":"OJQLE2BBWUTZN4OS","created_at":"2026-07-05T04:03:00.539489+00:00"},{"alias_kind":"pith_short_8","alias_value":"OJQLE2BB","created_at":"2026-07-05T04:03:00.539489+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2511.00565","citing_title":"Reflectionless and echo modes in asymmetric Damour-Solodukhin wormholes","ref_index":66,"is_internal_anchor":false},{"citing_arxiv_id":"2503.12263","citing_title":"The Science of the Einstein Telescope","ref_index":277,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR","json":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR.json","graph_json":"https://pith.science/api/pith-number/OJQLE2BBWUTZN4OSBPUQ6OXQXR/graph.json","events_json":"https://pith.science/api/pith-number/OJQLE2BBWUTZN4OSBPUQ6OXQXR/events.json","paper":"https://pith.science/paper/OJQLE2BB"},"agent_actions":{"view_html":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR","download_json":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR.json","view_paper":"https://pith.science/paper/OJQLE2BB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2112.10109&json=true","fetch_graph":"https://pith.science/api/pith-number/OJQLE2BBWUTZN4OSBPUQ6OXQXR/graph.json","fetch_events":"https://pith.science/api/pith-number/OJQLE2BBWUTZN4OSBPUQ6OXQXR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR/action/storage_attestation","attest_author":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR/action/author_attestation","sign_citation":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR/action/citation_signature","submit_replication":"https://pith.science/pith/OJQLE2BBWUTZN4OSBPUQ6OXQXR/action/replication_record"}},"created_at":"2026-07-05T04:03:00.539489+00:00","updated_at":"2026-07-05T04:03:00.539489+00:00"}