{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:BQ7JDEGXDJLCDUKSIHJEJVXBJP","short_pith_number":"pith:BQ7JDEGX","canonical_record":{"source":{"id":"2204.06306","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-04-13T11:21:52Z","cross_cats_sorted":[],"title_canon_sha256":"0eea74cf0b25e25b6be55b14c25c7ed535bd92cd571057f61c32f306eb18f8b9","abstract_canon_sha256":"4cc04da167eaf81c2012dbd5d6aad8d8c8c957a9245a261003d342e1542181e3"},"schema_version":"1.0"},"canonical_sha256":"0c3e9190d71a5621d15241d244d6e14bef004dce138ce105bfc589ad2bca0542","source":{"kind":"arxiv","id":"2204.06306","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.06306","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"arxiv_version","alias_value":"2204.06306v1","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.06306","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"pith_short_12","alias_value":"BQ7JDEGXDJLC","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"pith_short_16","alias_value":"BQ7JDEGXDJLCDUKS","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"pith_short_8","alias_value":"BQ7JDEGX","created_at":"2026-07-05T05:55:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:BQ7JDEGXDJLCDUKSIHJEJVXBJP","target":"record","payload":{"canonical_record":{"source":{"id":"2204.06306","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-04-13T11:21:52Z","cross_cats_sorted":[],"title_canon_sha256":"0eea74cf0b25e25b6be55b14c25c7ed535bd92cd571057f61c32f306eb18f8b9","abstract_canon_sha256":"4cc04da167eaf81c2012dbd5d6aad8d8c8c957a9245a261003d342e1542181e3"},"schema_version":"1.0"},"canonical_sha256":"0c3e9190d71a5621d15241d244d6e14bef004dce138ce105bfc589ad2bca0542","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:55:38.396409Z","signature_b64":"Ix+Q60lOGy63YwxugEg4O+stVlpUJwLzZkx5m968dYHFubEZqZWRsDbYQ4sLVWqUWOgpcCu9Yc+Me+FeSof2Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c3e9190d71a5621d15241d244d6e14bef004dce138ce105bfc589ad2bca0542","last_reissued_at":"2026-07-05T05:55:38.395929Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:55:38.395929Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2204.06306","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:55:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XUNN863RuvGEtbq1F3qIH9AWQxXZEbUJJpW4BtsnCiAFZmXpjmr+vNzY/jYRNT3ZtT6372fD7ydIqgt+STY7Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T03:26:06.408533Z"},"content_sha256":"89add5c5e0c1821c4a52778cc44c81ee6710db727f64c5ce6c4e2703a0ced1ad","schema_version":"1.0","event_id":"sha256:89add5c5e0c1821c4a52778cc44c81ee6710db727f64c5ce6c4e2703a0ced1ad"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:BQ7JDEGXDJLCDUKSIHJEJVXBJP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First Order Topological Phase Transitions and Disorder Induced Majorana Modes in Interacting Fermion Chains","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Jeroen van den Brink, Sanjeev Kumar, Satoshi Nishimoto, Shreekant Gawande, Shruti Agarwal","submitted_at":"2022-04-13T11:21:52Z","abstract_excerpt":"Using a combination of the mean-field Bogoliubov deGennes (BdG) approach and the Density Matrix Renormalization Group (DMRG) method, we discover first order topological transitions between topological superconducting and trivial insulating phases in a sawtooth lattice of inter-site attractive fermions. Topological characterization of different phases is achieved in terms of winding numbers, Majorana edge modes and entanglement spectra. By studying the effect of disorder on the first order topological phase transitions, we establish the disorder-induced topological phase coexistence as a mechan"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.06306","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2204.06306/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T05:55:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XcfdxcxnJUp4nuIoDAMewTLMLPAVKj9iDD5FFlKM4XZjY8R/J1c9CxzBA9T6wIUWpj603XQox/6fI8h9z3lVAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T03:26:06.408904Z"},"content_sha256":"e1d7e6c1c289d7cec791e08aac7bfdce181c0b608ed56bcf62185d5a78c6caf9","schema_version":"1.0","event_id":"sha256:e1d7e6c1c289d7cec791e08aac7bfdce181c0b608ed56bcf62185d5a78c6caf9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BQ7JDEGXDJLCDUKSIHJEJVXBJP/bundle.json","state_url":"https://pith.science/pith/BQ7JDEGXDJLCDUKSIHJEJVXBJP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BQ7JDEGXDJLCDUKSIHJEJVXBJP/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":"2026-08-14T03:26:06Z","links":{"resolver":"https://pith.science/pith/BQ7JDEGXDJLCDUKSIHJEJVXBJP","bundle":"https://pith.science/pith/BQ7JDEGXDJLCDUKSIHJEJVXBJP/bundle.json","state":"https://pith.science/pith/BQ7JDEGXDJLCDUKSIHJEJVXBJP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BQ7JDEGXDJLCDUKSIHJEJVXBJP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:BQ7JDEGXDJLCDUKSIHJEJVXBJP","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":"4cc04da167eaf81c2012dbd5d6aad8d8c8c957a9245a261003d342e1542181e3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-04-13T11:21:52Z","title_canon_sha256":"0eea74cf0b25e25b6be55b14c25c7ed535bd92cd571057f61c32f306eb18f8b9"},"schema_version":"1.0","source":{"id":"2204.06306","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.06306","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"arxiv_version","alias_value":"2204.06306v1","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.06306","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"pith_short_12","alias_value":"BQ7JDEGXDJLC","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"pith_short_16","alias_value":"BQ7JDEGXDJLCDUKS","created_at":"2026-07-05T05:55:38Z"},{"alias_kind":"pith_short_8","alias_value":"BQ7JDEGX","created_at":"2026-07-05T05:55:38Z"}],"graph_snapshots":[{"event_id":"sha256:e1d7e6c1c289d7cec791e08aac7bfdce181c0b608ed56bcf62185d5a78c6caf9","target":"graph","created_at":"2026-07-05T05:55:38Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2204.06306/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Using a combination of the mean-field Bogoliubov deGennes (BdG) approach and the Density Matrix Renormalization Group (DMRG) method, we discover first order topological transitions between topological superconducting and trivial insulating phases in a sawtooth lattice of inter-site attractive fermions. Topological characterization of different phases is achieved in terms of winding numbers, Majorana edge modes and entanglement spectra. By studying the effect of disorder on the first order topological phase transitions, we establish the disorder-induced topological phase coexistence as a mechan","authors_text":"Jeroen van den Brink, Sanjeev Kumar, Satoshi Nishimoto, Shreekant Gawande, Shruti Agarwal","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-04-13T11:21:52Z","title":"First Order Topological Phase Transitions and Disorder Induced Majorana Modes in Interacting Fermion Chains"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.06306","kind":"arxiv","version":1},"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":"sha256:89add5c5e0c1821c4a52778cc44c81ee6710db727f64c5ce6c4e2703a0ced1ad","target":"record","created_at":"2026-07-05T05:55:38Z","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":"4cc04da167eaf81c2012dbd5d6aad8d8c8c957a9245a261003d342e1542181e3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-04-13T11:21:52Z","title_canon_sha256":"0eea74cf0b25e25b6be55b14c25c7ed535bd92cd571057f61c32f306eb18f8b9"},"schema_version":"1.0","source":{"id":"2204.06306","kind":"arxiv","version":1}},"canonical_sha256":"0c3e9190d71a5621d15241d244d6e14bef004dce138ce105bfc589ad2bca0542","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0c3e9190d71a5621d15241d244d6e14bef004dce138ce105bfc589ad2bca0542","first_computed_at":"2026-07-05T05:55:38.395929Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:55:38.395929Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ix+Q60lOGy63YwxugEg4O+stVlpUJwLzZkx5m968dYHFubEZqZWRsDbYQ4sLVWqUWOgpcCu9Yc+Me+FeSof2Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:55:38.396409Z","signed_message":"canonical_sha256_bytes"},"source_id":"2204.06306","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:89add5c5e0c1821c4a52778cc44c81ee6710db727f64c5ce6c4e2703a0ced1ad","sha256:e1d7e6c1c289d7cec791e08aac7bfdce181c0b608ed56bcf62185d5a78c6caf9"],"state_sha256":"aebce4f7707815784fa114160e0e08381a945ba26a5663c2179e27577f0d8c80"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9Xt9p4V2vVCTC6VEEEt4iWTUj9fP0j8Ba7mc9KHkqgJXzSeFE2o42Jx7EXgQ1Hs5p9YjRAD1NXe80zNL/54jBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T03:26:06.411929Z","bundle_sha256":"543c52bbd1319ad58db13e0aa727e746c211a5b3106df5cd6510032189521c66"}}