{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:UIDLNX6LH6J3MLDANUPSD7R2HU","short_pith_number":"pith:UIDLNX6L","canonical_record":{"source":{"id":"1406.3804","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-06-15T09:38:23Z","cross_cats_sorted":[],"title_canon_sha256":"5ade5fe9437cc9db3ff74df5cc44016001ea5b815f31a362254937e8e340e41f","abstract_canon_sha256":"2120b512708b46d1e5d5cdc4008edbea2b393c31d15bb274e32c205bc4a6f71f"},"schema_version":"1.0"},"canonical_sha256":"a206b6dfcb3f93b62c606d1f21fe3a3d1b3e2be6ba53b5019f7449b6048c494d","source":{"kind":"arxiv","id":"1406.3804","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.3804","created_at":"2026-05-18T01:42:56Z"},{"alias_kind":"arxiv_version","alias_value":"1406.3804v2","created_at":"2026-05-18T01:42:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.3804","created_at":"2026-05-18T01:42:56Z"},{"alias_kind":"pith_short_12","alias_value":"UIDLNX6LH6J3","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"UIDLNX6LH6J3MLDA","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"UIDLNX6L","created_at":"2026-05-18T12:28:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:UIDLNX6LH6J3MLDANUPSD7R2HU","target":"record","payload":{"canonical_record":{"source":{"id":"1406.3804","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-06-15T09:38:23Z","cross_cats_sorted":[],"title_canon_sha256":"5ade5fe9437cc9db3ff74df5cc44016001ea5b815f31a362254937e8e340e41f","abstract_canon_sha256":"2120b512708b46d1e5d5cdc4008edbea2b393c31d15bb274e32c205bc4a6f71f"},"schema_version":"1.0"},"canonical_sha256":"a206b6dfcb3f93b62c606d1f21fe3a3d1b3e2be6ba53b5019f7449b6048c494d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:56.793105Z","signature_b64":"9EFidV95uJaJj2y37ijnUq4MjaqOgpY63mMSdrTbL2+oOiGpBR31WIR7FVpkS7KDFdRv2Sz1/Jc6PRmGoYQpAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a206b6dfcb3f93b62c606d1f21fe3a3d1b3e2be6ba53b5019f7449b6048c494d","last_reissued_at":"2026-05-18T01:42:56.792567Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:56.792567Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.3804","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":"2026-05-18T01:42:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"22sLHGpMvdFh6I1RoSWf631vDPhFB+1BsM9dk82Nays9dv0x5nJS8beoeUsLM74MKB5+Hy9O9pAEL+QKVU1XDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:53:32.357919Z"},"content_sha256":"d5e19398190432f23e5491d7bd858a9b807f88cb9160f07e8932c3c8a1b3700b","schema_version":"1.0","event_id":"sha256:d5e19398190432f23e5491d7bd858a9b807f88cb9160f07e8932c3c8a1b3700b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:UIDLNX6LH6J3MLDANUPSD7R2HU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Crossed surface flat bands of Weyl semimetal superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Bo Lu, Keiji Yada, Masatoshi Sato, Yukio Tanaka","submitted_at":"2014-06-15T09:38:23Z","abstract_excerpt":"It has been noted that certain surfaces of Weyl semimetals have bound states forming open Fermi arcs, which are never seen in typical metallic states. We show that the Fermi arcs enable them to support an even more exotic surface state with crossed flat bands in the superconducting state. We clarify the topological origin of the crossed flat bands and the relevant symmetry that stabilizes the cross point. We also discuss their possible experimental verification by tunneling spectroscopy."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.3804","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":"2026-05-18T01:42:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TZwD0B3IJe6+jyQYHptpgt/c54iiS0rscdlVPm0VsnWGumkhkiqR2xC9wyYlSlsEM6ru32IKOs47OHzZM/DmAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:53:32.358265Z"},"content_sha256":"361d7fb1cc8aa6f7688025835c7c20f5dbbff6ad9d5911defbba11ad891ff406","schema_version":"1.0","event_id":"sha256:361d7fb1cc8aa6f7688025835c7c20f5dbbff6ad9d5911defbba11ad891ff406"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UIDLNX6LH6J3MLDANUPSD7R2HU/bundle.json","state_url":"https://pith.science/pith/UIDLNX6LH6J3MLDANUPSD7R2HU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UIDLNX6LH6J3MLDANUPSD7R2HU/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":"2026-06-02T13:53:32Z","links":{"resolver":"https://pith.science/pith/UIDLNX6LH6J3MLDANUPSD7R2HU","bundle":"https://pith.science/pith/UIDLNX6LH6J3MLDANUPSD7R2HU/bundle.json","state":"https://pith.science/pith/UIDLNX6LH6J3MLDANUPSD7R2HU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UIDLNX6LH6J3MLDANUPSD7R2HU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:UIDLNX6LH6J3MLDANUPSD7R2HU","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":"2120b512708b46d1e5d5cdc4008edbea2b393c31d15bb274e32c205bc4a6f71f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-06-15T09:38:23Z","title_canon_sha256":"5ade5fe9437cc9db3ff74df5cc44016001ea5b815f31a362254937e8e340e41f"},"schema_version":"1.0","source":{"id":"1406.3804","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.3804","created_at":"2026-05-18T01:42:56Z"},{"alias_kind":"arxiv_version","alias_value":"1406.3804v2","created_at":"2026-05-18T01:42:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.3804","created_at":"2026-05-18T01:42:56Z"},{"alias_kind":"pith_short_12","alias_value":"UIDLNX6LH6J3","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"UIDLNX6LH6J3MLDA","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"UIDLNX6L","created_at":"2026-05-18T12:28:52Z"}],"graph_snapshots":[{"event_id":"sha256:361d7fb1cc8aa6f7688025835c7c20f5dbbff6ad9d5911defbba11ad891ff406","target":"graph","created_at":"2026-05-18T01:42:56Z","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":"It has been noted that certain surfaces of Weyl semimetals have bound states forming open Fermi arcs, which are never seen in typical metallic states. We show that the Fermi arcs enable them to support an even more exotic surface state with crossed flat bands in the superconducting state. We clarify the topological origin of the crossed flat bands and the relevant symmetry that stabilizes the cross point. We also discuss their possible experimental verification by tunneling spectroscopy.","authors_text":"Bo Lu, Keiji Yada, Masatoshi Sato, Yukio Tanaka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-06-15T09:38:23Z","title":"Crossed surface flat bands of Weyl semimetal superconductors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.3804","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:d5e19398190432f23e5491d7bd858a9b807f88cb9160f07e8932c3c8a1b3700b","target":"record","created_at":"2026-05-18T01:42:56Z","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":"2120b512708b46d1e5d5cdc4008edbea2b393c31d15bb274e32c205bc4a6f71f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2014-06-15T09:38:23Z","title_canon_sha256":"5ade5fe9437cc9db3ff74df5cc44016001ea5b815f31a362254937e8e340e41f"},"schema_version":"1.0","source":{"id":"1406.3804","kind":"arxiv","version":2}},"canonical_sha256":"a206b6dfcb3f93b62c606d1f21fe3a3d1b3e2be6ba53b5019f7449b6048c494d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a206b6dfcb3f93b62c606d1f21fe3a3d1b3e2be6ba53b5019f7449b6048c494d","first_computed_at":"2026-05-18T01:42:56.792567Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:56.792567Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9EFidV95uJaJj2y37ijnUq4MjaqOgpY63mMSdrTbL2+oOiGpBR31WIR7FVpkS7KDFdRv2Sz1/Jc6PRmGoYQpAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:56.793105Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.3804","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d5e19398190432f23e5491d7bd858a9b807f88cb9160f07e8932c3c8a1b3700b","sha256:361d7fb1cc8aa6f7688025835c7c20f5dbbff6ad9d5911defbba11ad891ff406"],"state_sha256":"c3c395673249fda8516f94a53934b5d91f9006ceac16e0e9b5a7a5b9873e9d6d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H2VogSqIerw//rQQSJ7/McdQfJr/PzLHVxBp6pRzMX/fjJzzA0z2VhEO9YwpGoKbWYM/z62WykP+QjdTDU4KAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T13:53:32.360252Z","bundle_sha256":"27c228b7641c62a3fc091b573e99a64a8b07f498ca2f683f35d019110da662cc"}}