{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:3ONJG5AJ6BI6P3JQOBNW5FJ3HO","short_pith_number":"pith:3ONJG5AJ","canonical_record":{"source":{"id":"1612.08612","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-12-27T12:53:14Z","cross_cats_sorted":[],"title_canon_sha256":"ba4742bedad2bb82db18c2241ba5ef43f9d03a86d3a4a746be37a2d1303f5b1a","abstract_canon_sha256":"9b5c9f999e913fa1085150520666392ebb5e85ffbfb0bb7fd822936a496462f8"},"schema_version":"1.0"},"canonical_sha256":"db9a937409f051e7ed30705b6e953b3b9608e70d1ef34d9b2e52cb31c56227ca","source":{"kind":"arxiv","id":"1612.08612","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.08612","created_at":"2026-05-18T00:47:04Z"},{"alias_kind":"arxiv_version","alias_value":"1612.08612v2","created_at":"2026-05-18T00:47:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.08612","created_at":"2026-05-18T00:47:04Z"},{"alias_kind":"pith_short_12","alias_value":"3ONJG5AJ6BI6","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"3ONJG5AJ6BI6P3JQ","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"3ONJG5AJ","created_at":"2026-05-18T12:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:3ONJG5AJ6BI6P3JQOBNW5FJ3HO","target":"record","payload":{"canonical_record":{"source":{"id":"1612.08612","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-12-27T12:53:14Z","cross_cats_sorted":[],"title_canon_sha256":"ba4742bedad2bb82db18c2241ba5ef43f9d03a86d3a4a746be37a2d1303f5b1a","abstract_canon_sha256":"9b5c9f999e913fa1085150520666392ebb5e85ffbfb0bb7fd822936a496462f8"},"schema_version":"1.0"},"canonical_sha256":"db9a937409f051e7ed30705b6e953b3b9608e70d1ef34d9b2e52cb31c56227ca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:04.964579Z","signature_b64":"kd2W1MOW3PFZ8dj+2eDFKtGQbbmFv1uF1LiZtxtF+7NmfP5wnNdXyrNvvwQG/c2NWU5XcZdDo3U2UKboiKakCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"db9a937409f051e7ed30705b6e953b3b9608e70d1ef34d9b2e52cb31c56227ca","last_reissued_at":"2026-05-18T00:47:04.964109Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:04.964109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.08612","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":"2026-05-18T00:47:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zHk8wnJXCutvIOQLFwFNchrP0MwR8TAaXGJ9cbaBwHOWBzRfIJZYjxnc44kpSzI1Ym3ziI3AnE37dCGqD03aAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T07:27:07.793522Z"},"content_sha256":"2b976d3fde46588a323e37c12aaf3cd709ccebd55df5f1915ac0d2b9e83d099e","schema_version":"1.0","event_id":"sha256:2b976d3fde46588a323e37c12aaf3cd709ccebd55df5f1915ac0d2b9e83d099e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:3ONJG5AJ6BI6P3JQOBNW5FJ3HO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electron-hole pairing of Fermi-arc surface states in a Weyl-semimetal bilayer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Carsten Timm, Paolo Michetti","submitted_at":"2016-12-27T12:53:14Z","abstract_excerpt":"The topological nature of Weyl semimetals (WSMs) is corroborated by the presence of chiral surface states, which connect the projections of the bulk Weyl points by Fermi arcs (FAs). We study a bilayer structure realized by introducing a thin insulating spacer into a bulk WSM. Employing a self-consistent mean-field description of the interlayer Coulomb interaction, we propose that this system can develop an interlayer electron-hole pair condensate. The formation of this excitonic condensate leads to partial gapping of the FA dispersion. We obtain the dependence of the energy gap and the critica"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.08612","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":"2026-05-18T00:47:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FKwl5ca6rH/LFgEGmHgsLF1OxWm0yGbHRDpk99iDW3Wfy+ksg51ixVf66QZQ+ceKOzJX8VNyySuWFI1D9ELODw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T07:27:07.793887Z"},"content_sha256":"162c6b44449d8b93aa5f4016c634c4610f366d240f107c007a006d18b864111a","schema_version":"1.0","event_id":"sha256:162c6b44449d8b93aa5f4016c634c4610f366d240f107c007a006d18b864111a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3ONJG5AJ6BI6P3JQOBNW5FJ3HO/bundle.json","state_url":"https://pith.science/pith/3ONJG5AJ6BI6P3JQOBNW5FJ3HO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3ONJG5AJ6BI6P3JQOBNW5FJ3HO/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":"2026-07-02T07:27:07Z","links":{"resolver":"https://pith.science/pith/3ONJG5AJ6BI6P3JQOBNW5FJ3HO","bundle":"https://pith.science/pith/3ONJG5AJ6BI6P3JQOBNW5FJ3HO/bundle.json","state":"https://pith.science/pith/3ONJG5AJ6BI6P3JQOBNW5FJ3HO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3ONJG5AJ6BI6P3JQOBNW5FJ3HO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:3ONJG5AJ6BI6P3JQOBNW5FJ3HO","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":"9b5c9f999e913fa1085150520666392ebb5e85ffbfb0bb7fd822936a496462f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-12-27T12:53:14Z","title_canon_sha256":"ba4742bedad2bb82db18c2241ba5ef43f9d03a86d3a4a746be37a2d1303f5b1a"},"schema_version":"1.0","source":{"id":"1612.08612","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.08612","created_at":"2026-05-18T00:47:04Z"},{"alias_kind":"arxiv_version","alias_value":"1612.08612v2","created_at":"2026-05-18T00:47:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.08612","created_at":"2026-05-18T00:47:04Z"},{"alias_kind":"pith_short_12","alias_value":"3ONJG5AJ6BI6","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"3ONJG5AJ6BI6P3JQ","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"3ONJG5AJ","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:162c6b44449d8b93aa5f4016c634c4610f366d240f107c007a006d18b864111a","target":"graph","created_at":"2026-05-18T00:47:04Z","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":"The topological nature of Weyl semimetals (WSMs) is corroborated by the presence of chiral surface states, which connect the projections of the bulk Weyl points by Fermi arcs (FAs). We study a bilayer structure realized by introducing a thin insulating spacer into a bulk WSM. Employing a self-consistent mean-field description of the interlayer Coulomb interaction, we propose that this system can develop an interlayer electron-hole pair condensate. The formation of this excitonic condensate leads to partial gapping of the FA dispersion. We obtain the dependence of the energy gap and the critica","authors_text":"Carsten Timm, Paolo Michetti","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-12-27T12:53:14Z","title":"Electron-hole pairing of Fermi-arc surface states in a Weyl-semimetal bilayer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.08612","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":"sha256:2b976d3fde46588a323e37c12aaf3cd709ccebd55df5f1915ac0d2b9e83d099e","target":"record","created_at":"2026-05-18T00:47:04Z","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":"9b5c9f999e913fa1085150520666392ebb5e85ffbfb0bb7fd822936a496462f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-12-27T12:53:14Z","title_canon_sha256":"ba4742bedad2bb82db18c2241ba5ef43f9d03a86d3a4a746be37a2d1303f5b1a"},"schema_version":"1.0","source":{"id":"1612.08612","kind":"arxiv","version":2}},"canonical_sha256":"db9a937409f051e7ed30705b6e953b3b9608e70d1ef34d9b2e52cb31c56227ca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"db9a937409f051e7ed30705b6e953b3b9608e70d1ef34d9b2e52cb31c56227ca","first_computed_at":"2026-05-18T00:47:04.964109Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:47:04.964109Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kd2W1MOW3PFZ8dj+2eDFKtGQbbmFv1uF1LiZtxtF+7NmfP5wnNdXyrNvvwQG/c2NWU5XcZdDo3U2UKboiKakCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:47:04.964579Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.08612","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b976d3fde46588a323e37c12aaf3cd709ccebd55df5f1915ac0d2b9e83d099e","sha256:162c6b44449d8b93aa5f4016c634c4610f366d240f107c007a006d18b864111a"],"state_sha256":"c040b420bc6801f74628d62ca43bca6e1cb19c35fd378f0f8c8ee221986120f5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ebM3FGeF0W0A4Vy5HE0lH64aooKMi4c9Cczr1heJWhyeeiKmsm20Lg4zHO9ZwegLeyPpHJ1dAOaL5tQX4v6DAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T07:27:07.795939Z","bundle_sha256":"4c388e7a0a5d68fb6761a120c6068a09378192126d503bbaaa2477f50d1e5c50"}}