{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:564SDO6AU6BAV4GZKA6K2VIEWF","short_pith_number":"pith:564SDO6A","schema_version":"1.0","canonical_sha256":"efb921bbc0a7820af0d9503cad5504b161ec9a9cd6aded211a19ebc2b7e025f8","source":{"kind":"arxiv","id":"1212.1875","version":1},"attestation_state":"computed","paper":{"title":"Subttractors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Avik Chakraborty, Chethan Krishnan","submitted_at":"2012-12-09T10:37:02Z","abstract_excerpt":"We consider extremal limits of the recently constructed \"subtracted geometry\". We show that extremality makes the horizon attractive against scalar perturbations, but radial evolution of such perturbations changes the asymptotics: from a conical-box to flat Minkowski. Thus these are black holes that retain their near-horizon geometry under perturbations that drastically change their asymptotics. We also show that this extremal subtracted solution (\"subttractor\") can arise as a boundary of the basin of attraction for flat space attractors. We demonstrate this by using a fairly minimal action (t"},"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":"1212.1875","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-12-09T10:37:02Z","cross_cats_sorted":[],"title_canon_sha256":"e55c49b9b762f035d1950d3be70db10a796160273f8b53b25bab09bada597c27","abstract_canon_sha256":"e80d8d284fea5e2d92f47886445ef30928c49dcac9a987a56e49e7cb61660874"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:46.144417Z","signature_b64":"XZq9++ATHHc4QCW9fQ9XCTuse2MJlzicvsT5MCN3KB2Q/VteaMt2/ruoYoT9lQcy4iN9atbEAMce3r2FYKz3Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"efb921bbc0a7820af0d9503cad5504b161ec9a9cd6aded211a19ebc2b7e025f8","last_reissued_at":"2026-05-18T01:52:46.143924Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:46.143924Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Subttractors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Avik Chakraborty, Chethan Krishnan","submitted_at":"2012-12-09T10:37:02Z","abstract_excerpt":"We consider extremal limits of the recently constructed \"subtracted geometry\". We show that extremality makes the horizon attractive against scalar perturbations, but radial evolution of such perturbations changes the asymptotics: from a conical-box to flat Minkowski. Thus these are black holes that retain their near-horizon geometry under perturbations that drastically change their asymptotics. We also show that this extremal subtracted solution (\"subttractor\") can arise as a boundary of the basin of attraction for flat space attractors. We demonstrate this by using a fairly minimal action (t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.1875","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":"1212.1875","created_at":"2026-05-18T01:52:46.144007+00:00"},{"alias_kind":"arxiv_version","alias_value":"1212.1875v1","created_at":"2026-05-18T01:52:46.144007+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.1875","created_at":"2026-05-18T01:52:46.144007+00:00"},{"alias_kind":"pith_short_12","alias_value":"564SDO6AU6BA","created_at":"2026-05-18T12:26:53.410803+00:00"},{"alias_kind":"pith_short_16","alias_value":"564SDO6AU6BAV4GZ","created_at":"2026-05-18T12:26:53.410803+00:00"},{"alias_kind":"pith_short_8","alias_value":"564SDO6A","created_at":"2026-05-18T12:26:53.410803+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF","json":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF.json","graph_json":"https://pith.science/api/pith-number/564SDO6AU6BAV4GZKA6K2VIEWF/graph.json","events_json":"https://pith.science/api/pith-number/564SDO6AU6BAV4GZKA6K2VIEWF/events.json","paper":"https://pith.science/paper/564SDO6A"},"agent_actions":{"view_html":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF","download_json":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF.json","view_paper":"https://pith.science/paper/564SDO6A","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1212.1875&json=true","fetch_graph":"https://pith.science/api/pith-number/564SDO6AU6BAV4GZKA6K2VIEWF/graph.json","fetch_events":"https://pith.science/api/pith-number/564SDO6AU6BAV4GZKA6K2VIEWF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF/action/storage_attestation","attest_author":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF/action/author_attestation","sign_citation":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF/action/citation_signature","submit_replication":"https://pith.science/pith/564SDO6AU6BAV4GZKA6K2VIEWF/action/replication_record"}},"created_at":"2026-05-18T01:52:46.144007+00:00","updated_at":"2026-05-18T01:52:46.144007+00:00"}