{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:YUDTYJOJLEBCISNVZZNXALIE2F","short_pith_number":"pith:YUDTYJOJ","canonical_record":{"source":{"id":"1201.4112","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T17:13:24Z","cross_cats_sorted":[],"title_canon_sha256":"c48c3b0d35cc15013ac8b9345f90f6f6c1cc2069fd475a456e0399b601f6aaff","abstract_canon_sha256":"5475ecfa6e1d4c79b446fa39585aabdc826d51f97d6c03ca4da3b6caf35161c2"},"schema_version":"1.0"},"canonical_sha256":"c5073c25c959022449b5ce5b702d04d1427369564b18c003b24c2b618af741e6","source":{"kind":"arxiv","id":"1201.4112","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.4112","created_at":"2026-05-18T03:58:24Z"},{"alias_kind":"arxiv_version","alias_value":"1201.4112v2","created_at":"2026-05-18T03:58:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.4112","created_at":"2026-05-18T03:58:24Z"},{"alias_kind":"pith_short_12","alias_value":"YUDTYJOJLEBC","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"YUDTYJOJLEBCISNV","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"YUDTYJOJ","created_at":"2026-05-18T12:27:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:YUDTYJOJLEBCISNVZZNXALIE2F","target":"record","payload":{"canonical_record":{"source":{"id":"1201.4112","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T17:13:24Z","cross_cats_sorted":[],"title_canon_sha256":"c48c3b0d35cc15013ac8b9345f90f6f6c1cc2069fd475a456e0399b601f6aaff","abstract_canon_sha256":"5475ecfa6e1d4c79b446fa39585aabdc826d51f97d6c03ca4da3b6caf35161c2"},"schema_version":"1.0"},"canonical_sha256":"c5073c25c959022449b5ce5b702d04d1427369564b18c003b24c2b618af741e6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:58:24.318476Z","signature_b64":"RksUE0jObvcJPu/yfIiF+mlCtVIlbIUCV8lwoEmJtoirGa3QZENmcqDsHOjRV1Bu5t2FshQJmhuQo1QBFD8XDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5073c25c959022449b5ce5b702d04d1427369564b18c003b24c2b618af741e6","last_reissued_at":"2026-05-18T03:58:24.317804Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:58:24.317804Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1201.4112","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":"2026-05-18T03:58:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N5Y9emP6MW52Ri40fyikIwVfWO2U0xFIVe1PRkCwvlphWfUvuqmw3leAr7wVzFXdFBuXwF/c7PxUMbJYsFa6DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T17:39:07.240124Z"},"content_sha256":"531de3affdf8de67e629cd96780dad6ce86b5fc7dcf79763adbc4209d106349f","schema_version":"1.0","event_id":"sha256:531de3affdf8de67e629cd96780dad6ce86b5fc7dcf79763adbc4209d106349f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:YUDTYJOJLEBCISNVZZNXALIE2F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On stability of a new model of wormhole","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Alexander Shatskiy, Igor Novikov","submitted_at":"2012-01-19T17:13:24Z","abstract_excerpt":"We investigate the stability of the wormhole of the Mors-Thorne-Ellis-Bronnikov type. In our model the matter inside it consists of a radial magnetic field and an ideal phantom-fluid. Properties of the matter are described in section 1, 2 and 3 of this paper. We consider spherical perturbations only and find examples of the stable wormholes against these perturbations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.4112","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":""},"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":"2026-05-18T03:58:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7f4KN4n3ZiWEUg2AZHU2ypqSVlGD8i+zW0ffCas0mBrHZsLooI2WCNlFR5mU+20SIoLw6xWy0eEDSbXCrudOAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T17:39:07.240496Z"},"content_sha256":"a8b4d3331782808f62ae95f8c620844ca5bef9a63dcdfa3fa56452d635289251","schema_version":"1.0","event_id":"sha256:a8b4d3331782808f62ae95f8c620844ca5bef9a63dcdfa3fa56452d635289251"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YUDTYJOJLEBCISNVZZNXALIE2F/bundle.json","state_url":"https://pith.science/pith/YUDTYJOJLEBCISNVZZNXALIE2F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YUDTYJOJLEBCISNVZZNXALIE2F/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":"2026-05-26T17:39:07Z","links":{"resolver":"https://pith.science/pith/YUDTYJOJLEBCISNVZZNXALIE2F","bundle":"https://pith.science/pith/YUDTYJOJLEBCISNVZZNXALIE2F/bundle.json","state":"https://pith.science/pith/YUDTYJOJLEBCISNVZZNXALIE2F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YUDTYJOJLEBCISNVZZNXALIE2F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:YUDTYJOJLEBCISNVZZNXALIE2F","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":"5475ecfa6e1d4c79b446fa39585aabdc826d51f97d6c03ca4da3b6caf35161c2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T17:13:24Z","title_canon_sha256":"c48c3b0d35cc15013ac8b9345f90f6f6c1cc2069fd475a456e0399b601f6aaff"},"schema_version":"1.0","source":{"id":"1201.4112","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.4112","created_at":"2026-05-18T03:58:24Z"},{"alias_kind":"arxiv_version","alias_value":"1201.4112v2","created_at":"2026-05-18T03:58:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.4112","created_at":"2026-05-18T03:58:24Z"},{"alias_kind":"pith_short_12","alias_value":"YUDTYJOJLEBC","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"YUDTYJOJLEBCISNV","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"YUDTYJOJ","created_at":"2026-05-18T12:27:30Z"}],"graph_snapshots":[{"event_id":"sha256:a8b4d3331782808f62ae95f8c620844ca5bef9a63dcdfa3fa56452d635289251","target":"graph","created_at":"2026-05-18T03:58:24Z","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"},"paper":{"abstract_excerpt":"We investigate the stability of the wormhole of the Mors-Thorne-Ellis-Bronnikov type. In our model the matter inside it consists of a radial magnetic field and an ideal phantom-fluid. Properties of the matter are described in section 1, 2 and 3 of this paper. We consider spherical perturbations only and find examples of the stable wormholes against these perturbations.","authors_text":"Alexander Shatskiy, Igor Novikov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T17:13:24Z","title":"On stability of a new model of wormhole"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.4112","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":"sha256:531de3affdf8de67e629cd96780dad6ce86b5fc7dcf79763adbc4209d106349f","target":"record","created_at":"2026-05-18T03:58:24Z","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":"5475ecfa6e1d4c79b446fa39585aabdc826d51f97d6c03ca4da3b6caf35161c2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T17:13:24Z","title_canon_sha256":"c48c3b0d35cc15013ac8b9345f90f6f6c1cc2069fd475a456e0399b601f6aaff"},"schema_version":"1.0","source":{"id":"1201.4112","kind":"arxiv","version":2}},"canonical_sha256":"c5073c25c959022449b5ce5b702d04d1427369564b18c003b24c2b618af741e6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c5073c25c959022449b5ce5b702d04d1427369564b18c003b24c2b618af741e6","first_computed_at":"2026-05-18T03:58:24.317804Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:58:24.317804Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RksUE0jObvcJPu/yfIiF+mlCtVIlbIUCV8lwoEmJtoirGa3QZENmcqDsHOjRV1Bu5t2FshQJmhuQo1QBFD8XDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:58:24.318476Z","signed_message":"canonical_sha256_bytes"},"source_id":"1201.4112","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:531de3affdf8de67e629cd96780dad6ce86b5fc7dcf79763adbc4209d106349f","sha256:a8b4d3331782808f62ae95f8c620844ca5bef9a63dcdfa3fa56452d635289251"],"state_sha256":"4af158b0b929f93d083d9d9d687d4c41712e5ae64fd789196e3a0bf459856f6b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gMUDw2odD/NTJXHq3Ho5rMC34ZZ9P21Ric2kxNDdK+tsN9kOxURpzY0hnEfOhdl9iu1dXLIRPA7eDejxix49Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T17:39:07.243005Z","bundle_sha256":"c499008e194dce442fac6905bcacd93018097988154f4140cbcc320308857cf2"}}