{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:VRQOTSPDKKCANJC2AYLPFA6BDG","short_pith_number":"pith:VRQOTSPD","canonical_record":{"source":{"id":"1904.01093","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-04-01T20:03:51Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"5b6a728aedc0fc2cb2fa41ecdd59f3dba6af694751c3be3f5fdd4b59c391fdf3","abstract_canon_sha256":"26af4265d51fb3ce91fce73d488f7f79bfc35679850b175b5667fdae68949d89"},"schema_version":"1.0"},"canonical_sha256":"ac60e9c9e3528406a45a0616f283c119af08e149760aa4595a49459d9cb84c8c","source":{"kind":"arxiv","id":"1904.01093","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.01093","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"arxiv_version","alias_value":"1904.01093v2","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.01093","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"pith_short_12","alias_value":"VRQOTSPDKKCA","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"pith_short_16","alias_value":"VRQOTSPDKKCANJC2","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"pith_short_8","alias_value":"VRQOTSPD","created_at":"2026-07-05T00:47:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:VRQOTSPDKKCANJC2AYLPFA6BDG","target":"record","payload":{"canonical_record":{"source":{"id":"1904.01093","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-04-01T20:03:51Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"5b6a728aedc0fc2cb2fa41ecdd59f3dba6af694751c3be3f5fdd4b59c391fdf3","abstract_canon_sha256":"26af4265d51fb3ce91fce73d488f7f79bfc35679850b175b5667fdae68949d89"},"schema_version":"1.0"},"canonical_sha256":"ac60e9c9e3528406a45a0616f283c119af08e149760aa4595a49459d9cb84c8c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:47:47.250912Z","signature_b64":"VJaMQbKIZeBSjm6y5ghM6l9iUI+Hb0fLaNXUZxGkPrhnuwEDhLeP96zRFIFQLOGnkw+FWE+0Zg0i57cv6ouMDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac60e9c9e3528406a45a0616f283c119af08e149760aa4595a49459d9cb84c8c","last_reissued_at":"2026-07-05T00:47:47.250415Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:47:47.250415Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.01093","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:47:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"szA+HMKAfKxlrvvcPHgDZF2LNux31UTDMn+NEPwLrUzvZzGdnxBXt9I+NQsaYuqZHx/U3YMLU0frldPFE/ECCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T05:43:11.060996Z"},"content_sha256":"52784080a4623716ab3ce4fe408b5bc3aeeac9f35ad05b6717e41e537e1b2d0e","schema_version":"1.0","event_id":"sha256:52784080a4623716ab3ce4fe408b5bc3aeeac9f35ad05b6717e41e537e1b2d0e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:VRQOTSPDKKCANJC2AYLPFA6BDG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Deformed AdS4-Reissner-Nordstr\\\"om black branes and shear viscosity-to-entropy density ratio","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"A. J. Ferreira-Martins, P. Meert, R. da Rocha","submitted_at":"2019-04-01T20:03:51Z","abstract_excerpt":"A family of deformed AdS4-Reissner-Nordstr\\\"om black branes, governed by a free parameter, is derived using the ADM formalism, in the context of the membrane paradigm. Their new event horizons, the Hawking temperature and other aspects are scrutinized. AdS/CFT near-horizon methods are then implemented to compute the shear viscosity-to-entropy ratio for the deformed AdS4-Reissner-Nordstr\\\"om metric. The Killing equation is shown to yield new values for the free parameter and the shear viscosity-to-entropy ratio is used to derive a reliable range for tidal charge."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.01093","kind":"arxiv","version":2},"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/1904.01093/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":"2026-07-05T00:47:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yqXkp/IbGuKPgoFAUM724v2o0O0+q9li3QOm543a4adco4+0BJC3E8q6eyW7ikVrS66pV3jo2wFeY5St9NxLCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T05:43:11.061506Z"},"content_sha256":"a89fec105ca4c18626f2b54f7ff5af689dd05e2849fa33c756e3baead25135c9","schema_version":"1.0","event_id":"sha256:a89fec105ca4c18626f2b54f7ff5af689dd05e2849fa33c756e3baead25135c9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VRQOTSPDKKCANJC2AYLPFA6BDG/bundle.json","state_url":"https://pith.science/pith/VRQOTSPDKKCANJC2AYLPFA6BDG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VRQOTSPDKKCANJC2AYLPFA6BDG/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":"2026-08-05T05:43:11Z","links":{"resolver":"https://pith.science/pith/VRQOTSPDKKCANJC2AYLPFA6BDG","bundle":"https://pith.science/pith/VRQOTSPDKKCANJC2AYLPFA6BDG/bundle.json","state":"https://pith.science/pith/VRQOTSPDKKCANJC2AYLPFA6BDG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VRQOTSPDKKCANJC2AYLPFA6BDG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:VRQOTSPDKKCANJC2AYLPFA6BDG","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":"26af4265d51fb3ce91fce73d488f7f79bfc35679850b175b5667fdae68949d89","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-04-01T20:03:51Z","title_canon_sha256":"5b6a728aedc0fc2cb2fa41ecdd59f3dba6af694751c3be3f5fdd4b59c391fdf3"},"schema_version":"1.0","source":{"id":"1904.01093","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.01093","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"arxiv_version","alias_value":"1904.01093v2","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.01093","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"pith_short_12","alias_value":"VRQOTSPDKKCA","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"pith_short_16","alias_value":"VRQOTSPDKKCANJC2","created_at":"2026-07-05T00:47:47Z"},{"alias_kind":"pith_short_8","alias_value":"VRQOTSPD","created_at":"2026-07-05T00:47:47Z"}],"graph_snapshots":[{"event_id":"sha256:a89fec105ca4c18626f2b54f7ff5af689dd05e2849fa33c756e3baead25135c9","target":"graph","created_at":"2026-07-05T00:47:47Z","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/1904.01093/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A family of deformed AdS4-Reissner-Nordstr\\\"om black branes, governed by a free parameter, is derived using the ADM formalism, in the context of the membrane paradigm. Their new event horizons, the Hawking temperature and other aspects are scrutinized. AdS/CFT near-horizon methods are then implemented to compute the shear viscosity-to-entropy ratio for the deformed AdS4-Reissner-Nordstr\\\"om metric. The Killing equation is shown to yield new values for the free parameter and the shear viscosity-to-entropy ratio is used to derive a reliable range for tidal charge.","authors_text":"A. J. Ferreira-Martins, P. Meert, R. da Rocha","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-04-01T20:03:51Z","title":"Deformed AdS4-Reissner-Nordstr\\\"om black branes and shear viscosity-to-entropy density ratio"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.01093","kind":"arxiv","version":2},"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":"sha256:52784080a4623716ab3ce4fe408b5bc3aeeac9f35ad05b6717e41e537e1b2d0e","target":"record","created_at":"2026-07-05T00:47:47Z","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":"26af4265d51fb3ce91fce73d488f7f79bfc35679850b175b5667fdae68949d89","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-04-01T20:03:51Z","title_canon_sha256":"5b6a728aedc0fc2cb2fa41ecdd59f3dba6af694751c3be3f5fdd4b59c391fdf3"},"schema_version":"1.0","source":{"id":"1904.01093","kind":"arxiv","version":2}},"canonical_sha256":"ac60e9c9e3528406a45a0616f283c119af08e149760aa4595a49459d9cb84c8c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac60e9c9e3528406a45a0616f283c119af08e149760aa4595a49459d9cb84c8c","first_computed_at":"2026-07-05T00:47:47.250415Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:47:47.250415Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VJaMQbKIZeBSjm6y5ghM6l9iUI+Hb0fLaNXUZxGkPrhnuwEDhLeP96zRFIFQLOGnkw+FWE+0Zg0i57cv6ouMDg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:47:47.250912Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.01093","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52784080a4623716ab3ce4fe408b5bc3aeeac9f35ad05b6717e41e537e1b2d0e","sha256:a89fec105ca4c18626f2b54f7ff5af689dd05e2849fa33c756e3baead25135c9"],"state_sha256":"f451cfe83b3c872f1079283a126e67af83090c19ddb2112ae49df187e0608e11"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H9wch6c8qTc0xD+6Xfp0hBXRYdkNrj4UQvyIcGc470dPfJn04XeQZvmkKtQ2jpJf+b8ao8GpvVoA02hthmAyCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T05:43:11.065648Z","bundle_sha256":"a68b5c37b8a6ef8b64de5963bc40f40f246c3b2dab554fea9acdeda285389b31"}}