{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:EVJVBRQCFII7XM5ABUHA5YWCW2","short_pith_number":"pith:EVJVBRQC","canonical_record":{"source":{"id":"1204.1015","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-04-04T17:53:44Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"8ad8c1cc7750a97b3c1a05bae4e5372b2a3d644f7a636b610f1424ff5ed70a0c","abstract_canon_sha256":"930a91931f68cae0507d92728b63a6ad647b808407d230dcc3665d9da30ecf29"},"schema_version":"1.0"},"canonical_sha256":"255350c6022a11fbb3a00d0e0ee2c2b6b1366cacb39af226688dc4e20f6e0e3d","source":{"kind":"arxiv","id":"1204.1015","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1015","created_at":"2026-05-18T03:38:23Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1015v2","created_at":"2026-05-18T03:38:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1015","created_at":"2026-05-18T03:38:23Z"},{"alias_kind":"pith_short_12","alias_value":"EVJVBRQCFII7","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"EVJVBRQCFII7XM5A","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"EVJVBRQC","created_at":"2026-05-18T12:27:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:EVJVBRQCFII7XM5ABUHA5YWCW2","target":"record","payload":{"canonical_record":{"source":{"id":"1204.1015","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-04-04T17:53:44Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"8ad8c1cc7750a97b3c1a05bae4e5372b2a3d644f7a636b610f1424ff5ed70a0c","abstract_canon_sha256":"930a91931f68cae0507d92728b63a6ad647b808407d230dcc3665d9da30ecf29"},"schema_version":"1.0"},"canonical_sha256":"255350c6022a11fbb3a00d0e0ee2c2b6b1366cacb39af226688dc4e20f6e0e3d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:38:23.612305Z","signature_b64":"j0kA3cbAXRd9lXOM4E34WFBX08z/f5VO5hS0RqTP4kgoWPH7d4PHfZI/xEeAhGy02gnYrEjU37DtcsrIzvPgCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"255350c6022a11fbb3a00d0e0ee2c2b6b1366cacb39af226688dc4e20f6e0e3d","last_reissued_at":"2026-05-18T03:38:23.611556Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:38:23.611556Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.1015","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":"2026-05-18T03:38:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WwCeI3DePL1IaVQDTMsIzL9A7pGWoWmwXdObiZXCr73TIAJSC60PEG/Wd28K+r9FbuF92Bcrzf5K++QZsTgIDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:38:51.043823Z"},"content_sha256":"c7686eac02c13812bd6025925832a4ea48556dadf5d757b4b5a4468fcd3e7c1f","schema_version":"1.0","event_id":"sha256:c7686eac02c13812bd6025925832a4ea48556dadf5d757b4b5a4468fcd3e7c1f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:EVJVBRQCFII7XM5ABUHA5YWCW2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Is it possible to create a quantum electromagnetic \"black hole\" at the Large Hadron Collider?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"physics.optics","authors_text":"Igor I. Smolyaninov","submitted_at":"2012-04-04T17:53:44Z","abstract_excerpt":"As demonstrated by Chernodub, strong magnetic field forces vacuum to develop real condensates of electrically charged rho mesons, which form an anisotropic inhomogeneous superconducting state similar to Abrikosov vortex lattice. As far as electromagnetic field behaviour is concerned, this state of vacuum constitutes a hyperbolic metamaterial [1]. Here we demonstrate that spatial variations of magnetic field may lead to formation of electromagnetic \"black holes\" inside this metamaterial. Similar to real black holes, horizon area of the electromagnetic \"black holes\" is quantized in units of the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1015","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":"2026-05-18T03:38:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hqdKI/9YAbEjV6TcvIb+bTQdfIqIC1qhcIbS6BQUHNPwDaOpse+iINlVW1gK0SK/Upon2W6FHyupnOUiKs7eDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:38:51.044202Z"},"content_sha256":"b9283ca0ca3fb74171f9771bd63024bbf883fe1d9ed03eb006ac842154fe32b9","schema_version":"1.0","event_id":"sha256:b9283ca0ca3fb74171f9771bd63024bbf883fe1d9ed03eb006ac842154fe32b9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EVJVBRQCFII7XM5ABUHA5YWCW2/bundle.json","state_url":"https://pith.science/pith/EVJVBRQCFII7XM5ABUHA5YWCW2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EVJVBRQCFII7XM5ABUHA5YWCW2/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":"2026-05-30T08:38:51Z","links":{"resolver":"https://pith.science/pith/EVJVBRQCFII7XM5ABUHA5YWCW2","bundle":"https://pith.science/pith/EVJVBRQCFII7XM5ABUHA5YWCW2/bundle.json","state":"https://pith.science/pith/EVJVBRQCFII7XM5ABUHA5YWCW2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EVJVBRQCFII7XM5ABUHA5YWCW2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:EVJVBRQCFII7XM5ABUHA5YWCW2","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":"930a91931f68cae0507d92728b63a6ad647b808407d230dcc3665d9da30ecf29","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-04-04T17:53:44Z","title_canon_sha256":"8ad8c1cc7750a97b3c1a05bae4e5372b2a3d644f7a636b610f1424ff5ed70a0c"},"schema_version":"1.0","source":{"id":"1204.1015","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1015","created_at":"2026-05-18T03:38:23Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1015v2","created_at":"2026-05-18T03:38:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1015","created_at":"2026-05-18T03:38:23Z"},{"alias_kind":"pith_short_12","alias_value":"EVJVBRQCFII7","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"EVJVBRQCFII7XM5A","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"EVJVBRQC","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:b9283ca0ca3fb74171f9771bd63024bbf883fe1d9ed03eb006ac842154fe32b9","target":"graph","created_at":"2026-05-18T03:38:23Z","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":"As demonstrated by Chernodub, strong magnetic field forces vacuum to develop real condensates of electrically charged rho mesons, which form an anisotropic inhomogeneous superconducting state similar to Abrikosov vortex lattice. As far as electromagnetic field behaviour is concerned, this state of vacuum constitutes a hyperbolic metamaterial [1]. Here we demonstrate that spatial variations of magnetic field may lead to formation of electromagnetic \"black holes\" inside this metamaterial. Similar to real black holes, horizon area of the electromagnetic \"black holes\" is quantized in units of the ","authors_text":"Igor I. Smolyaninov","cross_cats":["gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-04-04T17:53:44Z","title":"Is it possible to create a quantum electromagnetic \"black hole\" at the Large Hadron Collider?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1015","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:c7686eac02c13812bd6025925832a4ea48556dadf5d757b4b5a4468fcd3e7c1f","target":"record","created_at":"2026-05-18T03:38:23Z","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":"930a91931f68cae0507d92728b63a6ad647b808407d230dcc3665d9da30ecf29","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-04-04T17:53:44Z","title_canon_sha256":"8ad8c1cc7750a97b3c1a05bae4e5372b2a3d644f7a636b610f1424ff5ed70a0c"},"schema_version":"1.0","source":{"id":"1204.1015","kind":"arxiv","version":2}},"canonical_sha256":"255350c6022a11fbb3a00d0e0ee2c2b6b1366cacb39af226688dc4e20f6e0e3d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"255350c6022a11fbb3a00d0e0ee2c2b6b1366cacb39af226688dc4e20f6e0e3d","first_computed_at":"2026-05-18T03:38:23.611556Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:38:23.611556Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"j0kA3cbAXRd9lXOM4E34WFBX08z/f5VO5hS0RqTP4kgoWPH7d4PHfZI/xEeAhGy02gnYrEjU37DtcsrIzvPgCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:38:23.612305Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.1015","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c7686eac02c13812bd6025925832a4ea48556dadf5d757b4b5a4468fcd3e7c1f","sha256:b9283ca0ca3fb74171f9771bd63024bbf883fe1d9ed03eb006ac842154fe32b9"],"state_sha256":"237897ac88fcdae43436dec21dfa55015dcc0d0e9afb20c1233bca10b7c14c55"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9J+sdvnNbJHl947YmWMnhvFE14mk0JgRHgBlofK3YbMhsIL4qUpSpmVY7VeuQ+Id5nw1ynrk5Kl58ZJex17EBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T08:38:51.047074Z","bundle_sha256":"5f6957160331733ee6fb4697a42d8f8c661fc92543e6b213986bdc7251d8b26b"}}