{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:DZWFU4CIIOCKFZPXRUL2GA5SCW","short_pith_number":"pith:DZWFU4CI","canonical_record":{"source":{"id":"1907.05551","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-07-12T02:23:01Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"5087b718348bbd10a306dae7eb28a574cde2ce313b01fb2dad038e4ecbc9e0f7","abstract_canon_sha256":"849544b43d1bea10831dadf0eee5070763de0c2816144b49624697db4cbcbc42"},"schema_version":"1.0"},"canonical_sha256":"1e6c5a70484384a2e5f78d17a303b215a1fee16bcb52af226a2bb607b125d60e","source":{"kind":"arxiv","id":"1907.05551","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.05551","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"arxiv_version","alias_value":"1907.05551v3","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.05551","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"pith_short_12","alias_value":"DZWFU4CIIOCK","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"pith_short_16","alias_value":"DZWFU4CIIOCKFZPX","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"pith_short_8","alias_value":"DZWFU4CI","created_at":"2026-07-04T23:52:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:DZWFU4CIIOCKFZPXRUL2GA5SCW","target":"record","payload":{"canonical_record":{"source":{"id":"1907.05551","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-07-12T02:23:01Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"5087b718348bbd10a306dae7eb28a574cde2ce313b01fb2dad038e4ecbc9e0f7","abstract_canon_sha256":"849544b43d1bea10831dadf0eee5070763de0c2816144b49624697db4cbcbc42"},"schema_version":"1.0"},"canonical_sha256":"1e6c5a70484384a2e5f78d17a303b215a1fee16bcb52af226a2bb607b125d60e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:52:36.453007Z","signature_b64":"aklE/2U/z4exJ9WsRRWEY9jwleGtpq/ionenJ48oH7HcIUvL9hCSOs6CpH/NGCaSdUNxr7Dv8iqPJrFw7i9uDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e6c5a70484384a2e5f78d17a303b215a1fee16bcb52af226a2bb607b125d60e","last_reissued_at":"2026-07-04T23:52:36.452554Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:52:36.452554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1907.05551","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T23:52:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UxDU3AMZCzpPhr4EytuujF5Vh6Gg0AvgS+SveGvwrxhWPAPfkYwXqPhVT6QiBiTUGYD/onRjU8YSM8v/xDYGDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T15:28:34.296141Z"},"content_sha256":"5709f326fd3cf579e5a6904b967a864303e43cc038c4f109ebd618d9bc11a244","schema_version":"1.0","event_id":"sha256:5709f326fd3cf579e5a6904b967a864303e43cc038c4f109ebd618d9bc11a244"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:DZWFU4CIIOCKFZPXRUL2GA5SCW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Analytical representation for metrics of scalarized Einstein-Maxwell black holes and their shadows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"A. Zhidenko, R. A. Konoplya","submitted_at":"2019-07-12T02:23:01Z","abstract_excerpt":"Here we construct approximate analytical forms for the metric coefficients and fields representing the scalarized Einstein-Maxwell black holes with various couplings of the scalar field, once the parameters of the system are fixed. By increasing approximation order, one can obtain the analytic representation with any desired accuracy, what was tested via calculations of shadows for these black holes by using approximate analytical and accurate numerical metric functions. We share the Mathematica code which allows one to find an appropriate analytical form of the metric for any couplings and va"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.05551","kind":"arxiv","version":3},"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/1907.05551/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":"2026-07-04T23:52:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E8Jsv/ska8U0QuXYSXfxmZPv6hEwhQJwrRf8WHgChKf2qb7tmUQjf8zoyxN4D1yfV3wQsLnRkapS7/7t9T1kBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T15:28:34.297090Z"},"content_sha256":"8f05e8e66bf6a715749b0432123de6e9c4c09927d777b085209ab2241b0b882d","schema_version":"1.0","event_id":"sha256:8f05e8e66bf6a715749b0432123de6e9c4c09927d777b085209ab2241b0b882d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DZWFU4CIIOCKFZPXRUL2GA5SCW/bundle.json","state_url":"https://pith.science/pith/DZWFU4CIIOCKFZPXRUL2GA5SCW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DZWFU4CIIOCKFZPXRUL2GA5SCW/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":"2026-08-15T15:28:34Z","links":{"resolver":"https://pith.science/pith/DZWFU4CIIOCKFZPXRUL2GA5SCW","bundle":"https://pith.science/pith/DZWFU4CIIOCKFZPXRUL2GA5SCW/bundle.json","state":"https://pith.science/pith/DZWFU4CIIOCKFZPXRUL2GA5SCW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DZWFU4CIIOCKFZPXRUL2GA5SCW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:DZWFU4CIIOCKFZPXRUL2GA5SCW","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":"849544b43d1bea10831dadf0eee5070763de0c2816144b49624697db4cbcbc42","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-07-12T02:23:01Z","title_canon_sha256":"5087b718348bbd10a306dae7eb28a574cde2ce313b01fb2dad038e4ecbc9e0f7"},"schema_version":"1.0","source":{"id":"1907.05551","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.05551","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"arxiv_version","alias_value":"1907.05551v3","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.05551","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"pith_short_12","alias_value":"DZWFU4CIIOCK","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"pith_short_16","alias_value":"DZWFU4CIIOCKFZPX","created_at":"2026-07-04T23:52:36Z"},{"alias_kind":"pith_short_8","alias_value":"DZWFU4CI","created_at":"2026-07-04T23:52:36Z"}],"graph_snapshots":[{"event_id":"sha256:8f05e8e66bf6a715749b0432123de6e9c4c09927d777b085209ab2241b0b882d","target":"graph","created_at":"2026-07-04T23:52:36Z","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/1907.05551/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Here we construct approximate analytical forms for the metric coefficients and fields representing the scalarized Einstein-Maxwell black holes with various couplings of the scalar field, once the parameters of the system are fixed. By increasing approximation order, one can obtain the analytic representation with any desired accuracy, what was tested via calculations of shadows for these black holes by using approximate analytical and accurate numerical metric functions. We share the Mathematica code which allows one to find an appropriate analytical form of the metric for any couplings and va","authors_text":"A. Zhidenko, R. A. Konoplya","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-07-12T02:23:01Z","title":"Analytical representation for metrics of scalarized Einstein-Maxwell black holes and their shadows"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.05551","kind":"arxiv","version":3},"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":"sha256:5709f326fd3cf579e5a6904b967a864303e43cc038c4f109ebd618d9bc11a244","target":"record","created_at":"2026-07-04T23:52:36Z","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":"849544b43d1bea10831dadf0eee5070763de0c2816144b49624697db4cbcbc42","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-07-12T02:23:01Z","title_canon_sha256":"5087b718348bbd10a306dae7eb28a574cde2ce313b01fb2dad038e4ecbc9e0f7"},"schema_version":"1.0","source":{"id":"1907.05551","kind":"arxiv","version":3}},"canonical_sha256":"1e6c5a70484384a2e5f78d17a303b215a1fee16bcb52af226a2bb607b125d60e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1e6c5a70484384a2e5f78d17a303b215a1fee16bcb52af226a2bb607b125d60e","first_computed_at":"2026-07-04T23:52:36.452554Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:52:36.452554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aklE/2U/z4exJ9WsRRWEY9jwleGtpq/ionenJ48oH7HcIUvL9hCSOs6CpH/NGCaSdUNxr7Dv8iqPJrFw7i9uDQ==","signature_status":"signed_v1","signed_at":"2026-07-04T23:52:36.453007Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.05551","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5709f326fd3cf579e5a6904b967a864303e43cc038c4f109ebd618d9bc11a244","sha256:8f05e8e66bf6a715749b0432123de6e9c4c09927d777b085209ab2241b0b882d"],"state_sha256":"69c08f6059908d51cf0919049db4517580c7d594a028a35b0460ebd903b323f9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZGi5zoqIeZGmOqTG37yZCnfRGt5EpN0ZVzDiot+5HVb0RnfqyJwVKEijWo9ZhD6GUuveDaSHmPIXzLI7xmZSCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T15:28:34.303617Z","bundle_sha256":"af8ff8fb81cda04583e287d7d1e649a4f341d8676c5219f18216ade3016b6e5f"}}