{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:V7GBFEVAHQGTVEWQH3JCMXPFVS","short_pith_number":"pith:V7GBFEVA","canonical_record":{"source":{"id":"2504.20810","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-04-29T14:23:33Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"ee7ca8bcd3174c1bb6d00ce8b474440beeb573bf95f8a1133418c6f0d44fd1a6","abstract_canon_sha256":"c6f6df87b9f4276cefcc93a12433f93176c3e7c1d50a8a83ef95424348b361a3"},"schema_version":"1.0"},"canonical_sha256":"afcc1292a03c0d3a92d03ed2265de5aca00fd2eda636772f160b443fcccb0a56","source":{"kind":"arxiv","id":"2504.20810","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.20810","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"arxiv_version","alias_value":"2504.20810v1","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.20810","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"pith_short_12","alias_value":"V7GBFEVAHQGT","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"pith_short_16","alias_value":"V7GBFEVAHQGTVEWQ","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"pith_short_8","alias_value":"V7GBFEVA","created_at":"2026-07-05T10:55:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:V7GBFEVAHQGTVEWQH3JCMXPFVS","target":"record","payload":{"canonical_record":{"source":{"id":"2504.20810","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-04-29T14:23:33Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"ee7ca8bcd3174c1bb6d00ce8b474440beeb573bf95f8a1133418c6f0d44fd1a6","abstract_canon_sha256":"c6f6df87b9f4276cefcc93a12433f93176c3e7c1d50a8a83ef95424348b361a3"},"schema_version":"1.0"},"canonical_sha256":"afcc1292a03c0d3a92d03ed2265de5aca00fd2eda636772f160b443fcccb0a56","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:55:49.206246Z","signature_b64":"3073UFJMdTA+XSR+ILFWiINTJq9Wql11SvL7UrbezeZXjQrWXO1aJSYeO1JaADUp2XoYXP8InowMAmYML+ehAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"afcc1292a03c0d3a92d03ed2265de5aca00fd2eda636772f160b443fcccb0a56","last_reissued_at":"2026-07-05T10:55:49.205822Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:55:49.205822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.20810","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":"2026-07-05T10:55:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qRaV+HZHVG5cE2KgJlVTIZZkrD5TfOlMiMG+dPZ4aEzEqXitLzDM/sVVAxohtdL9YHBHyGqIAQJnw3+l0FHyDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T22:23:12.248328Z"},"content_sha256":"7f85db3949a25a84846c3392662f1ffa1feb79b2aa93f9c2976830d82f33dce8","schema_version":"1.0","event_id":"sha256:7f85db3949a25a84846c3392662f1ffa1feb79b2aa93f9c2976830d82f33dce8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:V7GBFEVAHQGTVEWQH3JCMXPFVS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effective Metric Description of Charged Black Holes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Francesco Sannino, Manuel Del Piano, Mattia Damia Paciarini, Stefan Hohenegger","submitted_at":"2025-04-29T14:23:33Z","abstract_excerpt":"Charged black holes arise as solutions of General Relativity (GR) coupled to Maxwell theory. As functions of the mass and charge, they can exhibit extremal behavior, in which case they are stable against thermal decay. (Quantum) corrections to GR are expected to alter the classical features of these objects, especially near extremality. To capture such effects in a model-independent way, we extend the Effective Metric Description (EMD) previously introduced in [Phys.Rev.D 109 (2024) 2, 024045, Eur.Phys.J.C 84 (2024) 12, 1273] for spherically symmetric and static black holes. The EMD parametriz"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.20810","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/2504.20810/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":"2026-07-05T10:55:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xrgcv6xnPKTuwSiGrR0w0q8V9x3iqG7zpWUbv9GUXc71mbFg6Pq98O343jqBXsyqkLwKY5/VjSaXZ4CWg6xwDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T22:23:12.248908Z"},"content_sha256":"ba86480bdc7e8cd6648359e46f056905ba590e1646600e389f97582b79c523fa","schema_version":"1.0","event_id":"sha256:ba86480bdc7e8cd6648359e46f056905ba590e1646600e389f97582b79c523fa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V7GBFEVAHQGTVEWQH3JCMXPFVS/bundle.json","state_url":"https://pith.science/pith/V7GBFEVAHQGTVEWQH3JCMXPFVS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V7GBFEVAHQGTVEWQH3JCMXPFVS/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":"2026-08-19T22:23:12Z","links":{"resolver":"https://pith.science/pith/V7GBFEVAHQGTVEWQH3JCMXPFVS","bundle":"https://pith.science/pith/V7GBFEVAHQGTVEWQH3JCMXPFVS/bundle.json","state":"https://pith.science/pith/V7GBFEVAHQGTVEWQH3JCMXPFVS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V7GBFEVAHQGTVEWQH3JCMXPFVS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:V7GBFEVAHQGTVEWQH3JCMXPFVS","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":"c6f6df87b9f4276cefcc93a12433f93176c3e7c1d50a8a83ef95424348b361a3","cross_cats_sorted":["hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-04-29T14:23:33Z","title_canon_sha256":"ee7ca8bcd3174c1bb6d00ce8b474440beeb573bf95f8a1133418c6f0d44fd1a6"},"schema_version":"1.0","source":{"id":"2504.20810","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.20810","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"arxiv_version","alias_value":"2504.20810v1","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.20810","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"pith_short_12","alias_value":"V7GBFEVAHQGT","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"pith_short_16","alias_value":"V7GBFEVAHQGTVEWQ","created_at":"2026-07-05T10:55:49Z"},{"alias_kind":"pith_short_8","alias_value":"V7GBFEVA","created_at":"2026-07-05T10:55:49Z"}],"graph_snapshots":[{"event_id":"sha256:ba86480bdc7e8cd6648359e46f056905ba590e1646600e389f97582b79c523fa","target":"graph","created_at":"2026-07-05T10:55:49Z","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/2504.20810/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Charged black holes arise as solutions of General Relativity (GR) coupled to Maxwell theory. As functions of the mass and charge, they can exhibit extremal behavior, in which case they are stable against thermal decay. (Quantum) corrections to GR are expected to alter the classical features of these objects, especially near extremality. To capture such effects in a model-independent way, we extend the Effective Metric Description (EMD) previously introduced in [Phys.Rev.D 109 (2024) 2, 024045, Eur.Phys.J.C 84 (2024) 12, 1273] for spherically symmetric and static black holes. The EMD parametriz","authors_text":"Francesco Sannino, Manuel Del Piano, Mattia Damia Paciarini, Stefan Hohenegger","cross_cats":["hep-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-04-29T14:23:33Z","title":"Effective Metric Description of Charged Black Holes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.20810","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":"sha256:7f85db3949a25a84846c3392662f1ffa1feb79b2aa93f9c2976830d82f33dce8","target":"record","created_at":"2026-07-05T10:55:49Z","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":"c6f6df87b9f4276cefcc93a12433f93176c3e7c1d50a8a83ef95424348b361a3","cross_cats_sorted":["hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2025-04-29T14:23:33Z","title_canon_sha256":"ee7ca8bcd3174c1bb6d00ce8b474440beeb573bf95f8a1133418c6f0d44fd1a6"},"schema_version":"1.0","source":{"id":"2504.20810","kind":"arxiv","version":1}},"canonical_sha256":"afcc1292a03c0d3a92d03ed2265de5aca00fd2eda636772f160b443fcccb0a56","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"afcc1292a03c0d3a92d03ed2265de5aca00fd2eda636772f160b443fcccb0a56","first_computed_at":"2026-07-05T10:55:49.205822Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:55:49.205822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3073UFJMdTA+XSR+ILFWiINTJq9Wql11SvL7UrbezeZXjQrWXO1aJSYeO1JaADUp2XoYXP8InowMAmYML+ehAA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:55:49.206246Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.20810","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f85db3949a25a84846c3392662f1ffa1feb79b2aa93f9c2976830d82f33dce8","sha256:ba86480bdc7e8cd6648359e46f056905ba590e1646600e389f97582b79c523fa"],"state_sha256":"7e563eb9e87d3435940cb9ff7ffe64a492e07ed05f2aba581f3782bfa57cb78f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TjwpL6X4bzJKV0+fTtlo2Iv2YADbjKjhtEC9yGhCvgs5o+UcaYxQuh06+uDwkJVtYfzTdZBxgC0949rQPbIRDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T22:23:12.254522Z","bundle_sha256":"4541b25ce3ebcaa018052a4f60ffd9c5643bb008aa1d0061db05de94deb6e802"}}