{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:QHX7MILXWVLPHYPJMFHIDIPGWW","short_pith_number":"pith:QHX7MILX","canonical_record":{"source":{"id":"1504.07178","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-27T17:43:18Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"title_canon_sha256":"d2cfd7cbecce6dba9e990bb027b4aa7527dd4dde374b652bfda61186f607553f","abstract_canon_sha256":"e2f13d08805a6dec319e0810ea0efb74422e43c1c654ec330578263983b215bf"},"schema_version":"1.0"},"canonical_sha256":"81eff62177b556f3e1e9614e81a1e6b5b950dca12a1704819ff02d78e25a3396","source":{"kind":"arxiv","id":"1504.07178","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.07178","created_at":"2026-05-18T01:35:22Z"},{"alias_kind":"arxiv_version","alias_value":"1504.07178v2","created_at":"2026-05-18T01:35:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.07178","created_at":"2026-05-18T01:35:22Z"},{"alias_kind":"pith_short_12","alias_value":"QHX7MILXWVLP","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QHX7MILXWVLPHYPJ","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QHX7MILX","created_at":"2026-05-18T12:29:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:QHX7MILXWVLPHYPJMFHIDIPGWW","target":"record","payload":{"canonical_record":{"source":{"id":"1504.07178","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-27T17:43:18Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"title_canon_sha256":"d2cfd7cbecce6dba9e990bb027b4aa7527dd4dde374b652bfda61186f607553f","abstract_canon_sha256":"e2f13d08805a6dec319e0810ea0efb74422e43c1c654ec330578263983b215bf"},"schema_version":"1.0"},"canonical_sha256":"81eff62177b556f3e1e9614e81a1e6b5b950dca12a1704819ff02d78e25a3396","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:22.322312Z","signature_b64":"0W5o4RqhSehip0/BvFoMoq78AkP5QPgkjmS4w8PFoexbbeZOcI1tuqkiWedxsUnu7mYN+hRnVi/xwG3gKlgLCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"81eff62177b556f3e1e9614e81a1e6b5b950dca12a1704819ff02d78e25a3396","last_reissued_at":"2026-05-18T01:35:22.321608Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:22.321608Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.07178","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":"2026-05-18T01:35:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nevEPxIaLiPXHmh4DWZx/uCy7ZD9gh2parcGug1DnvuPbPt/MvWp5yUuEZ/zBZZt5Tw8T4tgyioZkAvODiwJCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T03:50:36.778214Z"},"content_sha256":"071374ca0b0f05468e689ce48330dd66fe09891b4270c5eb1dceb935bca4df9c","schema_version":"1.0","event_id":"sha256:071374ca0b0f05468e689ce48330dd66fe09891b4270c5eb1dceb935bca4df9c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:QHX7MILXWVLPHYPJMFHIDIPGWW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Helical Spin Order from Topological Dirac and Weyl Semimetals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Shou-Cheng Zhang, Xiao-Qi Sun, Zhong Wang","submitted_at":"2015-04-27T17:43:18Z","abstract_excerpt":"We study dynamical mass generation and the resultant helical spin orders in topological Dirac and Weyl semimetals, including the edge states of quantum spin Hall insulators, the surface states of weak topological insulators, and the bulk materials of Weyl semimetals. In particular, the helical spin textures of Weyl semimetals manifest the spin-momentum locking of Weyl fermions in a visible manner. The spin-wave fluctuations of the helical order carry electric charge density; therefore, the spin textures can be electrically controlled in a simple and predictable manner."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.07178","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":"2026-05-18T01:35:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UkXbCOwnOh6gjEn1CFAULTmypOdKUIV0LdIlombVETEqNwZKYGbl9UV+53HM1Gmh7ygC8zOFpycZkrCqHxvZDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T03:50:36.778575Z"},"content_sha256":"e2c1fbe0ece0c79c4a4e84fab6fdba72d22422adb6d8e6177a4404b62c34bb22","schema_version":"1.0","event_id":"sha256:e2c1fbe0ece0c79c4a4e84fab6fdba72d22422adb6d8e6177a4404b62c34bb22"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QHX7MILXWVLPHYPJMFHIDIPGWW/bundle.json","state_url":"https://pith.science/pith/QHX7MILXWVLPHYPJMFHIDIPGWW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QHX7MILXWVLPHYPJMFHIDIPGWW/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":"2026-05-30T03:50:36Z","links":{"resolver":"https://pith.science/pith/QHX7MILXWVLPHYPJMFHIDIPGWW","bundle":"https://pith.science/pith/QHX7MILXWVLPHYPJMFHIDIPGWW/bundle.json","state":"https://pith.science/pith/QHX7MILXWVLPHYPJMFHIDIPGWW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QHX7MILXWVLPHYPJMFHIDIPGWW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:QHX7MILXWVLPHYPJMFHIDIPGWW","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":"e2f13d08805a6dec319e0810ea0efb74422e43c1c654ec330578263983b215bf","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-27T17:43:18Z","title_canon_sha256":"d2cfd7cbecce6dba9e990bb027b4aa7527dd4dde374b652bfda61186f607553f"},"schema_version":"1.0","source":{"id":"1504.07178","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.07178","created_at":"2026-05-18T01:35:22Z"},{"alias_kind":"arxiv_version","alias_value":"1504.07178v2","created_at":"2026-05-18T01:35:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.07178","created_at":"2026-05-18T01:35:22Z"},{"alias_kind":"pith_short_12","alias_value":"QHX7MILXWVLP","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QHX7MILXWVLPHYPJ","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QHX7MILX","created_at":"2026-05-18T12:29:37Z"}],"graph_snapshots":[{"event_id":"sha256:e2c1fbe0ece0c79c4a4e84fab6fdba72d22422adb6d8e6177a4404b62c34bb22","target":"graph","created_at":"2026-05-18T01:35:22Z","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":"We study dynamical mass generation and the resultant helical spin orders in topological Dirac and Weyl semimetals, including the edge states of quantum spin Hall insulators, the surface states of weak topological insulators, and the bulk materials of Weyl semimetals. In particular, the helical spin textures of Weyl semimetals manifest the spin-momentum locking of Weyl fermions in a visible manner. The spin-wave fluctuations of the helical order carry electric charge density; therefore, the spin textures can be electrically controlled in a simple and predictable manner.","authors_text":"Shou-Cheng Zhang, Xiao-Qi Sun, Zhong Wang","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-27T17:43:18Z","title":"Helical Spin Order from Topological Dirac and Weyl Semimetals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.07178","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":"sha256:071374ca0b0f05468e689ce48330dd66fe09891b4270c5eb1dceb935bca4df9c","target":"record","created_at":"2026-05-18T01:35:22Z","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":"e2f13d08805a6dec319e0810ea0efb74422e43c1c654ec330578263983b215bf","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-04-27T17:43:18Z","title_canon_sha256":"d2cfd7cbecce6dba9e990bb027b4aa7527dd4dde374b652bfda61186f607553f"},"schema_version":"1.0","source":{"id":"1504.07178","kind":"arxiv","version":2}},"canonical_sha256":"81eff62177b556f3e1e9614e81a1e6b5b950dca12a1704819ff02d78e25a3396","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"81eff62177b556f3e1e9614e81a1e6b5b950dca12a1704819ff02d78e25a3396","first_computed_at":"2026-05-18T01:35:22.321608Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:22.321608Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0W5o4RqhSehip0/BvFoMoq78AkP5QPgkjmS4w8PFoexbbeZOcI1tuqkiWedxsUnu7mYN+hRnVi/xwG3gKlgLCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:22.322312Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.07178","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:071374ca0b0f05468e689ce48330dd66fe09891b4270c5eb1dceb935bca4df9c","sha256:e2c1fbe0ece0c79c4a4e84fab6fdba72d22422adb6d8e6177a4404b62c34bb22"],"state_sha256":"f83a4af404612ea9a39b65c3851c7778a8308e29bdc20dde320526bcb24a0174"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hh3QK1K8vmiWqwQ5oTneIvYEcFgJMFPiMhYJzBE89Iiha7eZ2IYqSvYS8j4hENAtS1ftjbxSxJ17HSII4C2DCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T03:50:36.780584Z","bundle_sha256":"f07a4a3edeb5f480e898f5f27680b1adc9904ab930ed16f9daf313a6aa1e215c"}}