{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:6QNM5WCLBZ7SRZQL3OIFKRHJQH","short_pith_number":"pith:6QNM5WCL","canonical_record":{"source":{"id":"2106.05034","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2021-06-09T12:47:20Z","cross_cats_sorted":["astro-ph.HE","hep-th"],"title_canon_sha256":"e82979dbcb44867f739ce373bbf0de165948b70c89b23c7acd4fab4c5e103c98","abstract_canon_sha256":"17b815ca75e4164757e9aef080eae1ecaed48dccdca10a924f2d9417b5f70c57"},"schema_version":"1.0"},"canonical_sha256":"f41aced84b0e7f28e60bdb905544e981ef1f69fc01df9d6b7cede08c412fa401","source":{"kind":"arxiv","id":"2106.05034","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.05034","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"arxiv_version","alias_value":"2106.05034v4","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.05034","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"pith_short_12","alias_value":"6QNM5WCLBZ7S","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"pith_short_16","alias_value":"6QNM5WCLBZ7SRZQL","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"pith_short_8","alias_value":"6QNM5WCL","created_at":"2026-07-05T04:02:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:6QNM5WCLBZ7SRZQL3OIFKRHJQH","target":"record","payload":{"canonical_record":{"source":{"id":"2106.05034","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2021-06-09T12:47:20Z","cross_cats_sorted":["astro-ph.HE","hep-th"],"title_canon_sha256":"e82979dbcb44867f739ce373bbf0de165948b70c89b23c7acd4fab4c5e103c98","abstract_canon_sha256":"17b815ca75e4164757e9aef080eae1ecaed48dccdca10a924f2d9417b5f70c57"},"schema_version":"1.0"},"canonical_sha256":"f41aced84b0e7f28e60bdb905544e981ef1f69fc01df9d6b7cede08c412fa401","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:02:09.087106Z","signature_b64":"R5Ma7i+ZV2kBpXyPL5lD69bkejtC631tJmSYg0/TtA1OGS9qR70cQRHnEAGJw0/MC5bWFT7s8f2TqgnwPxk2Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f41aced84b0e7f28e60bdb905544e981ef1f69fc01df9d6b7cede08c412fa401","last_reissued_at":"2026-07-05T04:02:09.086633Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:02:09.086633Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2106.05034","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:02:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vu31LVL+lwXBm8P6dK6YeYXPj4ucZd2RvYwDpo1aZmMKHrAulPD2OjbOU4B//o4086vmVP1U9cwplgdFL+WDAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T18:06:33.697943Z"},"content_sha256":"4c2a40660c9448858e7a58d53f68075f402c7c9a42d881b50340f53fdb5c3bde","schema_version":"1.0","event_id":"sha256:4c2a40660c9448858e7a58d53f68075f402c7c9a42d881b50340f53fdb5c3bde"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:6QNM5WCLBZ7SRZQL3OIFKRHJQH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Traversable Wormholes in General Relativity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-th"],"primary_cat":"gr-qc","authors_text":"A. Zhidenko, R. A. Konoplya","submitted_at":"2021-06-09T12:47:20Z","abstract_excerpt":"In [J. Blazquez-Salcedo, C. Knoll, E. Radu, Phys. Rev. Lett. 126 (2021) no.10, 101102] asymptotically flat traversable wormhole solutions were obtained in the Einstein-Dirac-Maxwell theory without using phantom matter. The normalizable numerical solutions found therein require a peculiar behavior at the throat: the mirror symmetry relatively the throat leads to the nonsmoothness of gravitational and matter fields. In particular, one must postulate changing of the sign of the fermionic charge density at the throat, requiring coexistence of particle and antiparticles without annihilation and pos"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.05034","kind":"arxiv","version":4},"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/2106.05034/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":"2026-07-05T04:02:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GRx/RypRLvwkVXqjG6goh3zrQEwd3r0PluJbME1HD+HxbwQdsAvjYBMBy/8byBwmnsqGUywfcPacB6P59qcGCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T18:06:33.698535Z"},"content_sha256":"18a3293b763bb644dd09a4557195bd105cd00c55c68b959503c35ed53b510e1b","schema_version":"1.0","event_id":"sha256:18a3293b763bb644dd09a4557195bd105cd00c55c68b959503c35ed53b510e1b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6QNM5WCLBZ7SRZQL3OIFKRHJQH/bundle.json","state_url":"https://pith.science/pith/6QNM5WCLBZ7SRZQL3OIFKRHJQH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6QNM5WCLBZ7SRZQL3OIFKRHJQH/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":"2026-08-13T18:06:33Z","links":{"resolver":"https://pith.science/pith/6QNM5WCLBZ7SRZQL3OIFKRHJQH","bundle":"https://pith.science/pith/6QNM5WCLBZ7SRZQL3OIFKRHJQH/bundle.json","state":"https://pith.science/pith/6QNM5WCLBZ7SRZQL3OIFKRHJQH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6QNM5WCLBZ7SRZQL3OIFKRHJQH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:6QNM5WCLBZ7SRZQL3OIFKRHJQH","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":"17b815ca75e4164757e9aef080eae1ecaed48dccdca10a924f2d9417b5f70c57","cross_cats_sorted":["astro-ph.HE","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2021-06-09T12:47:20Z","title_canon_sha256":"e82979dbcb44867f739ce373bbf0de165948b70c89b23c7acd4fab4c5e103c98"},"schema_version":"1.0","source":{"id":"2106.05034","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.05034","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"arxiv_version","alias_value":"2106.05034v4","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.05034","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"pith_short_12","alias_value":"6QNM5WCLBZ7S","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"pith_short_16","alias_value":"6QNM5WCLBZ7SRZQL","created_at":"2026-07-05T04:02:09Z"},{"alias_kind":"pith_short_8","alias_value":"6QNM5WCL","created_at":"2026-07-05T04:02:09Z"}],"graph_snapshots":[{"event_id":"sha256:18a3293b763bb644dd09a4557195bd105cd00c55c68b959503c35ed53b510e1b","target":"graph","created_at":"2026-07-05T04:02:09Z","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/2106.05034/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In [J. Blazquez-Salcedo, C. Knoll, E. Radu, Phys. Rev. Lett. 126 (2021) no.10, 101102] asymptotically flat traversable wormhole solutions were obtained in the Einstein-Dirac-Maxwell theory without using phantom matter. The normalizable numerical solutions found therein require a peculiar behavior at the throat: the mirror symmetry relatively the throat leads to the nonsmoothness of gravitational and matter fields. In particular, one must postulate changing of the sign of the fermionic charge density at the throat, requiring coexistence of particle and antiparticles without annihilation and pos","authors_text":"A. Zhidenko, R. A. Konoplya","cross_cats":["astro-ph.HE","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2021-06-09T12:47:20Z","title":"Traversable Wormholes in General Relativity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.05034","kind":"arxiv","version":4},"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":"sha256:4c2a40660c9448858e7a58d53f68075f402c7c9a42d881b50340f53fdb5c3bde","target":"record","created_at":"2026-07-05T04:02:09Z","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":"17b815ca75e4164757e9aef080eae1ecaed48dccdca10a924f2d9417b5f70c57","cross_cats_sorted":["astro-ph.HE","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2021-06-09T12:47:20Z","title_canon_sha256":"e82979dbcb44867f739ce373bbf0de165948b70c89b23c7acd4fab4c5e103c98"},"schema_version":"1.0","source":{"id":"2106.05034","kind":"arxiv","version":4}},"canonical_sha256":"f41aced84b0e7f28e60bdb905544e981ef1f69fc01df9d6b7cede08c412fa401","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f41aced84b0e7f28e60bdb905544e981ef1f69fc01df9d6b7cede08c412fa401","first_computed_at":"2026-07-05T04:02:09.086633Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:02:09.086633Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R5Ma7i+ZV2kBpXyPL5lD69bkejtC631tJmSYg0/TtA1OGS9qR70cQRHnEAGJw0/MC5bWFT7s8f2TqgnwPxk2Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T04:02:09.087106Z","signed_message":"canonical_sha256_bytes"},"source_id":"2106.05034","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4c2a40660c9448858e7a58d53f68075f402c7c9a42d881b50340f53fdb5c3bde","sha256:18a3293b763bb644dd09a4557195bd105cd00c55c68b959503c35ed53b510e1b"],"state_sha256":"e90a1309f6f2450afde15dee59a2d58e6792e95b11543a0aed9d7b5abf907f93"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vK/PRSUCpN1FAAq4vBdw1A7GORX88nxIQak3Pr9AIjNP1lkiwDgB+eyOg6ywfBAH4mhf2WCV1KUTAADQymgJAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T18:06:33.703631Z","bundle_sha256":"e080754ecf7492d80af66d88b6655dbaa7fc814fd217472b17e24bfd46a4a558"}}