{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:YBCFCSB3542CCLYBCXCZOUEWSI","short_pith_number":"pith:YBCFCSB3","canonical_record":{"source":{"id":"1209.5115","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-09-23T21:44:42Z","cross_cats_sorted":["hep-th","quant-ph"],"title_canon_sha256":"176adee7cd88ae4eb9e336d7cd539ebe5538832f66fcd64322a0704055b642da","abstract_canon_sha256":"4554dbde01db1a2e8afe1a9330e5888b5d10f56365762b4a759e87b36a79bed9"},"schema_version":"1.0"},"canonical_sha256":"c04451483bef34212f0115c59750969218f3ee4c2f1ca39a7cfb794d5799d6be","source":{"kind":"arxiv","id":"1209.5115","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.5115","created_at":"2026-05-18T03:18:31Z"},{"alias_kind":"arxiv_version","alias_value":"1209.5115v2","created_at":"2026-05-18T03:18:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.5115","created_at":"2026-05-18T03:18:31Z"},{"alias_kind":"pith_short_12","alias_value":"YBCFCSB3542C","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"YBCFCSB3542CCLYB","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"YBCFCSB3","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:YBCFCSB3542CCLYBCXCZOUEWSI","target":"record","payload":{"canonical_record":{"source":{"id":"1209.5115","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-09-23T21:44:42Z","cross_cats_sorted":["hep-th","quant-ph"],"title_canon_sha256":"176adee7cd88ae4eb9e336d7cd539ebe5538832f66fcd64322a0704055b642da","abstract_canon_sha256":"4554dbde01db1a2e8afe1a9330e5888b5d10f56365762b4a759e87b36a79bed9"},"schema_version":"1.0"},"canonical_sha256":"c04451483bef34212f0115c59750969218f3ee4c2f1ca39a7cfb794d5799d6be","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:18:31.598805Z","signature_b64":"RJC2eKTSUmyGNiewsflpIE+dRfFAhZEQ2aR2x/ETWl3tfhTr0pxK2mfC+UgkQ1m2idtDcMDVoU3czU4LAENJAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c04451483bef34212f0115c59750969218f3ee4c2f1ca39a7cfb794d5799d6be","last_reissued_at":"2026-05-18T03:18:31.598137Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:18:31.598137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.5115","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":"2026-05-18T03:18:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m/Un71LyCICswcPJRYphj85Iej+JdHQeU0g5VSqWm/BIgOdZOKUos75jugeutUOebtB5/6kyyufJ9OjRrDU5Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:37:59.659268Z"},"content_sha256":"d54327e3db73a427357be8fdd113f54c3dbf7329ac3e0b549389c3bbe31fd1d1","schema_version":"1.0","event_id":"sha256:d54327e3db73a427357be8fdd113f54c3dbf7329ac3e0b549389c3bbe31fd1d1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:YBCFCSB3542CCLYBCXCZOUEWSI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Seeing Majorana fermions in time-of-flight images of spinless fermions coupled by s-wave pairing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","quant-ph"],"primary_cat":"cond-mat.supr-con","authors_text":"Emilio Alba, Jiannis K. Pachos, Juan J. Garcia-Ripoll, Ville Lahtinen","submitted_at":"2012-09-23T21:44:42Z","abstract_excerpt":"The Chern number, nu, as a topological invariant that identifies the winding of the ground state in the particle-hole space, is a definitive theoretical signature that determines whether a given superconducting system can support Majorana zero modes. Here we show that such a winding can be faithfully identified for any superconducting system (p-wave or s-wave with spin-orbit coupling) through a set of time-of-flight measurements, making it a diagnostic tool also in actual cold atom experiments. As an application, we specialize the measurement scheme for a chiral topological model of spinless f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.5115","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":"2026-05-18T03:18:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FLIKBHHtC1+H7E2bTftG8jBfIn/JP8rI1TLJFvf4A1p8uvA/DeubpIBV9qEKlChtbKks8AogsM/5pm3FqaHWAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:37:59.659687Z"},"content_sha256":"0a5aa39adfd0c0bebf4e0a821ac0e5793c60e1e97f968dc7c1cac772b76e8db3","schema_version":"1.0","event_id":"sha256:0a5aa39adfd0c0bebf4e0a821ac0e5793c60e1e97f968dc7c1cac772b76e8db3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YBCFCSB3542CCLYBCXCZOUEWSI/bundle.json","state_url":"https://pith.science/pith/YBCFCSB3542CCLYBCXCZOUEWSI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YBCFCSB3542CCLYBCXCZOUEWSI/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":"2026-06-06T15:37:59Z","links":{"resolver":"https://pith.science/pith/YBCFCSB3542CCLYBCXCZOUEWSI","bundle":"https://pith.science/pith/YBCFCSB3542CCLYBCXCZOUEWSI/bundle.json","state":"https://pith.science/pith/YBCFCSB3542CCLYBCXCZOUEWSI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YBCFCSB3542CCLYBCXCZOUEWSI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:YBCFCSB3542CCLYBCXCZOUEWSI","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":"4554dbde01db1a2e8afe1a9330e5888b5d10f56365762b4a759e87b36a79bed9","cross_cats_sorted":["hep-th","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-09-23T21:44:42Z","title_canon_sha256":"176adee7cd88ae4eb9e336d7cd539ebe5538832f66fcd64322a0704055b642da"},"schema_version":"1.0","source":{"id":"1209.5115","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.5115","created_at":"2026-05-18T03:18:31Z"},{"alias_kind":"arxiv_version","alias_value":"1209.5115v2","created_at":"2026-05-18T03:18:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.5115","created_at":"2026-05-18T03:18:31Z"},{"alias_kind":"pith_short_12","alias_value":"YBCFCSB3542C","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"YBCFCSB3542CCLYB","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"YBCFCSB3","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:0a5aa39adfd0c0bebf4e0a821ac0e5793c60e1e97f968dc7c1cac772b76e8db3","target":"graph","created_at":"2026-05-18T03:18:31Z","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 Chern number, nu, as a topological invariant that identifies the winding of the ground state in the particle-hole space, is a definitive theoretical signature that determines whether a given superconducting system can support Majorana zero modes. Here we show that such a winding can be faithfully identified for any superconducting system (p-wave or s-wave with spin-orbit coupling) through a set of time-of-flight measurements, making it a diagnostic tool also in actual cold atom experiments. As an application, we specialize the measurement scheme for a chiral topological model of spinless f","authors_text":"Emilio Alba, Jiannis K. Pachos, Juan J. Garcia-Ripoll, Ville Lahtinen","cross_cats":["hep-th","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-09-23T21:44:42Z","title":"Seeing Majorana fermions in time-of-flight images of spinless fermions coupled by s-wave pairing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.5115","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:d54327e3db73a427357be8fdd113f54c3dbf7329ac3e0b549389c3bbe31fd1d1","target":"record","created_at":"2026-05-18T03:18:31Z","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":"4554dbde01db1a2e8afe1a9330e5888b5d10f56365762b4a759e87b36a79bed9","cross_cats_sorted":["hep-th","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2012-09-23T21:44:42Z","title_canon_sha256":"176adee7cd88ae4eb9e336d7cd539ebe5538832f66fcd64322a0704055b642da"},"schema_version":"1.0","source":{"id":"1209.5115","kind":"arxiv","version":2}},"canonical_sha256":"c04451483bef34212f0115c59750969218f3ee4c2f1ca39a7cfb794d5799d6be","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c04451483bef34212f0115c59750969218f3ee4c2f1ca39a7cfb794d5799d6be","first_computed_at":"2026-05-18T03:18:31.598137Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:18:31.598137Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RJC2eKTSUmyGNiewsflpIE+dRfFAhZEQ2aR2x/ETWl3tfhTr0pxK2mfC+UgkQ1m2idtDcMDVoU3czU4LAENJAA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:18:31.598805Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.5115","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d54327e3db73a427357be8fdd113f54c3dbf7329ac3e0b549389c3bbe31fd1d1","sha256:0a5aa39adfd0c0bebf4e0a821ac0e5793c60e1e97f968dc7c1cac772b76e8db3"],"state_sha256":"ad0fd4aec187f3740174011f6a84c6f60cf6aa75170fa1538446104428f15973"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fVhxoCST12FClvmPHeIxkDa5feMjlHMskcHNeL0vtVKbHOY76n3nHp4mcmSKKyABQBhCc7MlrNKeR5MTqclFCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:37:59.663216Z","bundle_sha256":"c76400db8611c10373b5df797339f0fffa4cc6f658464e9a44de791759b2c174"}}