{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:VGIZ677J3NFBGAE4RB6ZBTDCKV","short_pith_number":"pith:VGIZ677J","canonical_record":{"source":{"id":"1605.02734","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-05-09T20:00:02Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"0d9e83790cd39867205521e9d438782d0d24020c0c4ce2e26f46b8a8c71d74eb","abstract_canon_sha256":"a5a2f91fda03b457c7a8aba67d6004512a87baf8f16e6c62e307c79f8db57d80"},"schema_version":"1.0"},"canonical_sha256":"a9919f7fe9db4a13009c887d90cc6255604eaa14b6da024ddad6354c0d72d96e","source":{"kind":"arxiv","id":"1605.02734","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02734","created_at":"2026-05-18T01:09:34Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02734v2","created_at":"2026-05-18T01:09:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02734","created_at":"2026-05-18T01:09:34Z"},{"alias_kind":"pith_short_12","alias_value":"VGIZ677J3NFB","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VGIZ677J3NFBGAE4","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VGIZ677J","created_at":"2026-05-18T12:30:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:VGIZ677J3NFBGAE4RB6ZBTDCKV","target":"record","payload":{"canonical_record":{"source":{"id":"1605.02734","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-05-09T20:00:02Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"0d9e83790cd39867205521e9d438782d0d24020c0c4ce2e26f46b8a8c71d74eb","abstract_canon_sha256":"a5a2f91fda03b457c7a8aba67d6004512a87baf8f16e6c62e307c79f8db57d80"},"schema_version":"1.0"},"canonical_sha256":"a9919f7fe9db4a13009c887d90cc6255604eaa14b6da024ddad6354c0d72d96e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:34.505665Z","signature_b64":"cBvR5wsezzYT70jsgnHF2O/pmj19SyIcr5PkejBawDwRCNl8WAup61qAofvd/2dbPdO0HZhFDJxLGbpzFFT4Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a9919f7fe9db4a13009c887d90cc6255604eaa14b6da024ddad6354c0d72d96e","last_reissued_at":"2026-05-18T01:09:34.505232Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:34.505232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.02734","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":"2026-05-18T01:09:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W1RzgoaZo5xMXpyxFofH6NXHLsc5YCF90WJ6aL6KtWyLC8j3OT35/Mlt7/RmM7OfmFG4p/TCygsfVBzP1Ch/DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T14:39:37.896812Z"},"content_sha256":"99375322e2738edafcf94454b02bd5e140b8531adbd5ff712c7eaa12d028fa41","schema_version":"1.0","event_id":"sha256:99375322e2738edafcf94454b02bd5e140b8531adbd5ff712c7eaa12d028fa41"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:VGIZ677J3NFBGAE4RB6ZBTDCKV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Response Properties of Axion Insulators and Weyl Semimetals Driven by Screw Dislocations and Dynamical Axion Strings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"cond-mat.str-el","authors_text":"Gil Young Cho, Taylor L. Hughes, Yizhi You","submitted_at":"2016-05-09T20:00:02Z","abstract_excerpt":"In this paper, we investigate the theory of dynamical axion string emerging from chiral symmetry breaking in three-dimensional Weyl semimetals. The chiral symmetry is spontaneously broken by a charge density wave (CDW) order which opens an energy gap and converts the Weyl semimetal into an axion insulator. Indeed, the phase fluctuations of the CDW order parameter act as a dynamical axion field $\\theta({\\vec{x}},t)$ and couples to electromagnetic field via $\\mathcal{L}_{\\theta}=\\frac{\\theta(\\vec{x},t)}{32\\pi^2} \\epsilon^{\\sigma\\tau\\nu\\mu} F_{\\sigma\\tau} F_{\\nu\\mu}.$ Additionally, when the axion"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02734","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":"2026-05-18T01:09:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nbrqQvZfT5wdCGZ4Tu8hZEjHJ4+HSsVmsWg+2i2IPjeirDGz2ueFWkFYI5vIE4gkx38a2ji/AjHh/ayE00UzCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T14:39:37.897475Z"},"content_sha256":"e0a544fcd7dc501fc0061ccff11b2d1dfb3a378c1a95414902175dcbefa1de51","schema_version":"1.0","event_id":"sha256:e0a544fcd7dc501fc0061ccff11b2d1dfb3a378c1a95414902175dcbefa1de51"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VGIZ677J3NFBGAE4RB6ZBTDCKV/bundle.json","state_url":"https://pith.science/pith/VGIZ677J3NFBGAE4RB6ZBTDCKV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VGIZ677J3NFBGAE4RB6ZBTDCKV/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":"2026-05-27T14:39:37Z","links":{"resolver":"https://pith.science/pith/VGIZ677J3NFBGAE4RB6ZBTDCKV","bundle":"https://pith.science/pith/VGIZ677J3NFBGAE4RB6ZBTDCKV/bundle.json","state":"https://pith.science/pith/VGIZ677J3NFBGAE4RB6ZBTDCKV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VGIZ677J3NFBGAE4RB6ZBTDCKV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:VGIZ677J3NFBGAE4RB6ZBTDCKV","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":"a5a2f91fda03b457c7a8aba67d6004512a87baf8f16e6c62e307c79f8db57d80","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-05-09T20:00:02Z","title_canon_sha256":"0d9e83790cd39867205521e9d438782d0d24020c0c4ce2e26f46b8a8c71d74eb"},"schema_version":"1.0","source":{"id":"1605.02734","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02734","created_at":"2026-05-18T01:09:34Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02734v2","created_at":"2026-05-18T01:09:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02734","created_at":"2026-05-18T01:09:34Z"},{"alias_kind":"pith_short_12","alias_value":"VGIZ677J3NFB","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"VGIZ677J3NFBGAE4","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"VGIZ677J","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:e0a544fcd7dc501fc0061ccff11b2d1dfb3a378c1a95414902175dcbefa1de51","target":"graph","created_at":"2026-05-18T01:09:34Z","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":"In this paper, we investigate the theory of dynamical axion string emerging from chiral symmetry breaking in three-dimensional Weyl semimetals. The chiral symmetry is spontaneously broken by a charge density wave (CDW) order which opens an energy gap and converts the Weyl semimetal into an axion insulator. Indeed, the phase fluctuations of the CDW order parameter act as a dynamical axion field $\\theta({\\vec{x}},t)$ and couples to electromagnetic field via $\\mathcal{L}_{\\theta}=\\frac{\\theta(\\vec{x},t)}{32\\pi^2} \\epsilon^{\\sigma\\tau\\nu\\mu} F_{\\sigma\\tau} F_{\\nu\\mu}.$ Additionally, when the axion","authors_text":"Gil Young Cho, Taylor L. Hughes, Yizhi You","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-05-09T20:00:02Z","title":"Response Properties of Axion Insulators and Weyl Semimetals Driven by Screw Dislocations and Dynamical Axion Strings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02734","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":"sha256:99375322e2738edafcf94454b02bd5e140b8531adbd5ff712c7eaa12d028fa41","target":"record","created_at":"2026-05-18T01:09:34Z","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":"a5a2f91fda03b457c7a8aba67d6004512a87baf8f16e6c62e307c79f8db57d80","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-05-09T20:00:02Z","title_canon_sha256":"0d9e83790cd39867205521e9d438782d0d24020c0c4ce2e26f46b8a8c71d74eb"},"schema_version":"1.0","source":{"id":"1605.02734","kind":"arxiv","version":2}},"canonical_sha256":"a9919f7fe9db4a13009c887d90cc6255604eaa14b6da024ddad6354c0d72d96e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a9919f7fe9db4a13009c887d90cc6255604eaa14b6da024ddad6354c0d72d96e","first_computed_at":"2026-05-18T01:09:34.505232Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:34.505232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cBvR5wsezzYT70jsgnHF2O/pmj19SyIcr5PkejBawDwRCNl8WAup61qAofvd/2dbPdO0HZhFDJxLGbpzFFT4Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:34.505665Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.02734","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:99375322e2738edafcf94454b02bd5e140b8531adbd5ff712c7eaa12d028fa41","sha256:e0a544fcd7dc501fc0061ccff11b2d1dfb3a378c1a95414902175dcbefa1de51"],"state_sha256":"d786396997ca5ce67efc87db5d2c39f0a2a7a2827e8bf9ebb452142f4891cdb3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J8SrUxm6/NIOXwwqRwZo2VwTBauoMn+qdvZ01CSIs/Z48bXwog1gij7Hhiw+Z49hV9DR3z7vxM+eHl3qIPXeBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T14:39:37.900890Z","bundle_sha256":"0007a55cee1f45edb251c692fadf40a328a79e983b4f8335f2f3aee33603f909"}}