{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:VWS6URXCI4TH4HJZ2TYA6IC4X7","short_pith_number":"pith:VWS6URXC","canonical_record":{"source":{"id":"2608.05268","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-08-05T18:00:00Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"4bc1c3ab7782a0c39513d401658bec6dc84bf47baa938c23e1f02755093d7751","abstract_canon_sha256":"56aef255502ef537f113d020542e8592e63511ab212c992f6c0d73da5dd46e5d"},"schema_version":"1.0"},"canonical_sha256":"ada5ea46e247267e1d39d4f00f205cbfd4f1b695dd364ea60ef2afafe1c825e6","source":{"kind":"arxiv","id":"2608.05268","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.05268","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"arxiv_version","alias_value":"2608.05268v1","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.05268","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"pith_short_12","alias_value":"VWS6URXCI4TH","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"pith_short_16","alias_value":"VWS6URXCI4TH4HJZ","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"pith_short_8","alias_value":"VWS6URXC","created_at":"2026-08-07T00:46:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:VWS6URXCI4TH4HJZ2TYA6IC4X7","target":"record","payload":{"canonical_record":{"source":{"id":"2608.05268","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-08-05T18:00:00Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"4bc1c3ab7782a0c39513d401658bec6dc84bf47baa938c23e1f02755093d7751","abstract_canon_sha256":"56aef255502ef537f113d020542e8592e63511ab212c992f6c0d73da5dd46e5d"},"schema_version":"1.0"},"canonical_sha256":"ada5ea46e247267e1d39d4f00f205cbfd4f1b695dd364ea60ef2afafe1c825e6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-07T00:46:38.837802Z","signature_b64":"56GdApEnhZloczGPh8mO4JULteqT4Cz9eOkcQytJQPJLkLYn5cVJqB/WTLy7DzrFQvVnnx3kpE3HF7X7CCRCDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ada5ea46e247267e1d39d4f00f205cbfd4f1b695dd364ea60ef2afafe1c825e6","last_reissued_at":"2026-08-07T00:46:38.836226Z","signature_status":"signed_v1","first_computed_at":"2026-08-07T00:46:38.836226Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.05268","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-07T00:46:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nfNm/qT9edgl7QzIf+s2BNDq/eiLdUYNVrjPQVSsp8zBYtTOPlp/wqRuK4cZJd94eLKXCoEOCDnrxwaqeAZ+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T22:22:54.626465Z"},"content_sha256":"8b6254d82040da7b14561bc560fc88a52e6437ba8d39992a7a0156936adef222","schema_version":"1.0","event_id":"sha256:8b6254d82040da7b14561bc560fc88a52e6437ba8d39992a7a0156936adef222"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:VWS6URXCI4TH4HJZ2TYA6IC4X7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Living on the Edge of Effective Field Theory: Near-Extremal Black Holes in Quadratic Gravity","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Gary T. Horowitz, Kelvin Ka-Ho Lam, Nicol\\'as Yunes","submitted_at":"2026-08-05T18:00:00Z","abstract_excerpt":"Near-extremal black holes can amplify higher-derivative corrections to general relativity, making them sharp probes of the perturbative control of gravitational effective field theory. We study this question in quadratic gravity with a dynamical scalar degree of freedom, focusing on dynamical Chern-Simons and scalar Gauss-Bonnet gravity. Using pseudospectral methods, we construct rapidly rotating exterior solutions at fixed surface gravity and fixed horizon angular velocity, and follow this controlled family toward extremality. In dynamical Chern-Simons gravity, the sequence approaches an asym"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.05268","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/2608.05268/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-07T00:46:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YHYrdh424jKgCw/lSjp+7xwUJGOmwm6RDptwL82iJG3TaNgqFgfvtQTJeYhEIhrN+gdJRnBfQl4BuiTNZThLCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T22:22:54.626955Z"},"content_sha256":"67d06815d366dbc72479e79e56c0d30e826e448982e15f005c5f5052b5caa6d2","schema_version":"1.0","event_id":"sha256:67d06815d366dbc72479e79e56c0d30e826e448982e15f005c5f5052b5caa6d2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VWS6URXCI4TH4HJZ2TYA6IC4X7/bundle.json","state_url":"https://pith.science/pith/VWS6URXCI4TH4HJZ2TYA6IC4X7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VWS6URXCI4TH4HJZ2TYA6IC4X7/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-08T22:22:54Z","links":{"resolver":"https://pith.science/pith/VWS6URXCI4TH4HJZ2TYA6IC4X7","bundle":"https://pith.science/pith/VWS6URXCI4TH4HJZ2TYA6IC4X7/bundle.json","state":"https://pith.science/pith/VWS6URXCI4TH4HJZ2TYA6IC4X7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VWS6URXCI4TH4HJZ2TYA6IC4X7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:VWS6URXCI4TH4HJZ2TYA6IC4X7","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"56aef255502ef537f113d020542e8592e63511ab212c992f6c0d73da5dd46e5d","cross_cats_sorted":["hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-08-05T18:00:00Z","title_canon_sha256":"4bc1c3ab7782a0c39513d401658bec6dc84bf47baa938c23e1f02755093d7751"},"schema_version":"1.0","source":{"id":"2608.05268","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.05268","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"arxiv_version","alias_value":"2608.05268v1","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.05268","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"pith_short_12","alias_value":"VWS6URXCI4TH","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"pith_short_16","alias_value":"VWS6URXCI4TH4HJZ","created_at":"2026-08-07T00:46:38Z"},{"alias_kind":"pith_short_8","alias_value":"VWS6URXC","created_at":"2026-08-07T00:46:38Z"}],"graph_snapshots":[{"event_id":"sha256:67d06815d366dbc72479e79e56c0d30e826e448982e15f005c5f5052b5caa6d2","target":"graph","created_at":"2026-08-07T00:46:38Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2608.05268/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Near-extremal black holes can amplify higher-derivative corrections to general relativity, making them sharp probes of the perturbative control of gravitational effective field theory. We study this question in quadratic gravity with a dynamical scalar degree of freedom, focusing on dynamical Chern-Simons and scalar Gauss-Bonnet gravity. Using pseudospectral methods, we construct rapidly rotating exterior solutions at fixed surface gravity and fixed horizon angular velocity, and follow this controlled family toward extremality. In dynamical Chern-Simons gravity, the sequence approaches an asym","authors_text":"Gary T. Horowitz, Kelvin Ka-Ho Lam, Nicol\\'as Yunes","cross_cats":["hep-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-08-05T18:00:00Z","title":"Living on the Edge of Effective Field Theory: Near-Extremal Black Holes in Quadratic Gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.05268","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:8b6254d82040da7b14561bc560fc88a52e6437ba8d39992a7a0156936adef222","target":"record","created_at":"2026-08-07T00:46:38Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"56aef255502ef537f113d020542e8592e63511ab212c992f6c0d73da5dd46e5d","cross_cats_sorted":["hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-08-05T18:00:00Z","title_canon_sha256":"4bc1c3ab7782a0c39513d401658bec6dc84bf47baa938c23e1f02755093d7751"},"schema_version":"1.0","source":{"id":"2608.05268","kind":"arxiv","version":1}},"canonical_sha256":"ada5ea46e247267e1d39d4f00f205cbfd4f1b695dd364ea60ef2afafe1c825e6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ada5ea46e247267e1d39d4f00f205cbfd4f1b695dd364ea60ef2afafe1c825e6","first_computed_at":"2026-08-07T00:46:38.836226Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-07T00:46:38.836226Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"56GdApEnhZloczGPh8mO4JULteqT4Cz9eOkcQytJQPJLkLYn5cVJqB/WTLy7DzrFQvVnnx3kpE3HF7X7CCRCDg==","signature_status":"signed_v1","signed_at":"2026-08-07T00:46:38.837802Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.05268","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8b6254d82040da7b14561bc560fc88a52e6437ba8d39992a7a0156936adef222","sha256:67d06815d366dbc72479e79e56c0d30e826e448982e15f005c5f5052b5caa6d2"],"state_sha256":"a587705b1ca2f8664491d8e12d21f451ac7fcc2bd85339114a7b33c9e40ee2b0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IyuzzDVfWHjhfn6d8WjEwaFUtLdsPnHL26VFYnXL1+oO4K7HofAlZiRxocDMLqkbNBYZReNQM0FvJrpzPJHoBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T22:22:54.631615Z","bundle_sha256":"c497ec0e7b7c7b7ef16b2930fcb9a30b1cb8f08d590fedb7218295e9121236de"}}