{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:XQCDQO37FI44KNQRGTPAFWFU2C","short_pith_number":"pith:XQCDQO37","canonical_record":{"source":{"id":"1307.3526","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-07-12T17:47:50Z","cross_cats_sorted":[],"title_canon_sha256":"1ad2c773ac6573c8367feca802e603e5173549459665e992797583a86f06ff5f","abstract_canon_sha256":"9e78a4c261ee30ed1bfeb0ca89b703179a0059c957c230a655b3ceae26e722dd"},"schema_version":"1.0"},"canonical_sha256":"bc04383b7f2a39c5361134de02d8b4d08c31387f0fa3c6e1e7268e25e093ee1e","source":{"kind":"arxiv","id":"1307.3526","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.3526","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"arxiv_version","alias_value":"1307.3526v1","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.3526","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"pith_short_12","alias_value":"XQCDQO37FI44","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XQCDQO37FI44KNQR","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XQCDQO37","created_at":"2026-05-18T12:28:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:XQCDQO37FI44KNQRGTPAFWFU2C","target":"record","payload":{"canonical_record":{"source":{"id":"1307.3526","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-07-12T17:47:50Z","cross_cats_sorted":[],"title_canon_sha256":"1ad2c773ac6573c8367feca802e603e5173549459665e992797583a86f06ff5f","abstract_canon_sha256":"9e78a4c261ee30ed1bfeb0ca89b703179a0059c957c230a655b3ceae26e722dd"},"schema_version":"1.0"},"canonical_sha256":"bc04383b7f2a39c5361134de02d8b4d08c31387f0fa3c6e1e7268e25e093ee1e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:54:21.398571Z","signature_b64":"f9whXy8ntpw5dzHXa2cQsY4q2Ks9Rv1+YiEGcVQf90YQkYBthn9fNQfULzfZvAwnYyopArTcSBvkZKyyoHw4Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bc04383b7f2a39c5361134de02d8b4d08c31387f0fa3c6e1e7268e25e093ee1e","last_reissued_at":"2026-05-18T02:54:21.398141Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:54:21.398141Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.3526","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":"2026-05-18T02:54:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AgdyF1IV/ZPOaOwNS+9CnrCymBZj+JcVIgj31gU9ZkotsfCh5QbuA7bKY3K1NAofn6pB77NwxNSrWp0bmMIlCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T21:56:50.980897Z"},"content_sha256":"bdfa19d9fbbaa961193787c213beb3d79a6e34e573080cec1d444c4f5fa1c5b7","schema_version":"1.0","event_id":"sha256:bdfa19d9fbbaa961193787c213beb3d79a6e34e573080cec1d444c4f5fa1c5b7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:XQCDQO37FI44KNQRGTPAFWFU2C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Visualization of Electron Nematicity and Unidirectional Antiferroic Fluctuations at High Temperatures in NaFeAs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. J. Millis, A. N. Pasupathy, C. J. Arguello, C. Q. Jin, E. F. Andrade, E. P. Rosenthal, L. Y. Xing, R. M. Fernandes, X. C. Wang","submitted_at":"2013-07-12T17:47:50Z","abstract_excerpt":"The driving forces behind electronic nematicity in the iron pnictides remain hotly debated. We use atomic-resolution variable-temperature scanning tunneling spectroscopy to provide the first direct visual evidence that local electronic nematicity and unidirectional antiferroic (stripe) fluctuations persist to temperatures almost twice the nominal structural ordering temperature in the parent pnictide NaFeAs. Low-temperature spectroscopic imaging of nematically-ordered NaFeAs shows anisotropic electronic features that are not observed for isostructural, non-nematic LiFeAs. The local electronic "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.3526","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":""},"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":"2026-05-18T02:54:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HTrMfaSBHNQePcecCfsdtGIBxeUedxVufcI9cQt6p8dKqEKid5U19q75+KkuahZ+dAjAaeQoc3sPKmUnaIvwAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T21:56:50.981505Z"},"content_sha256":"b88853cbcc502c0d8273bb32347f3cd53242068bf398be0dfe879b93c99183ba","schema_version":"1.0","event_id":"sha256:b88853cbcc502c0d8273bb32347f3cd53242068bf398be0dfe879b93c99183ba"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XQCDQO37FI44KNQRGTPAFWFU2C/bundle.json","state_url":"https://pith.science/pith/XQCDQO37FI44KNQRGTPAFWFU2C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XQCDQO37FI44KNQRGTPAFWFU2C/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":"2026-06-05T21:56:50Z","links":{"resolver":"https://pith.science/pith/XQCDQO37FI44KNQRGTPAFWFU2C","bundle":"https://pith.science/pith/XQCDQO37FI44KNQRGTPAFWFU2C/bundle.json","state":"https://pith.science/pith/XQCDQO37FI44KNQRGTPAFWFU2C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XQCDQO37FI44KNQRGTPAFWFU2C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:XQCDQO37FI44KNQRGTPAFWFU2C","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":"9e78a4c261ee30ed1bfeb0ca89b703179a0059c957c230a655b3ceae26e722dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-07-12T17:47:50Z","title_canon_sha256":"1ad2c773ac6573c8367feca802e603e5173549459665e992797583a86f06ff5f"},"schema_version":"1.0","source":{"id":"1307.3526","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.3526","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"arxiv_version","alias_value":"1307.3526v1","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.3526","created_at":"2026-05-18T02:54:21Z"},{"alias_kind":"pith_short_12","alias_value":"XQCDQO37FI44","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XQCDQO37FI44KNQR","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XQCDQO37","created_at":"2026-05-18T12:28:06Z"}],"graph_snapshots":[{"event_id":"sha256:b88853cbcc502c0d8273bb32347f3cd53242068bf398be0dfe879b93c99183ba","target":"graph","created_at":"2026-05-18T02:54:21Z","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 driving forces behind electronic nematicity in the iron pnictides remain hotly debated. We use atomic-resolution variable-temperature scanning tunneling spectroscopy to provide the first direct visual evidence that local electronic nematicity and unidirectional antiferroic (stripe) fluctuations persist to temperatures almost twice the nominal structural ordering temperature in the parent pnictide NaFeAs. Low-temperature spectroscopic imaging of nematically-ordered NaFeAs shows anisotropic electronic features that are not observed for isostructural, non-nematic LiFeAs. The local electronic ","authors_text":"A. J. Millis, A. N. Pasupathy, C. J. Arguello, C. Q. Jin, E. F. Andrade, E. P. Rosenthal, L. Y. Xing, R. M. Fernandes, X. C. Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-07-12T17:47:50Z","title":"Visualization of Electron Nematicity and Unidirectional Antiferroic Fluctuations at High Temperatures in NaFeAs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.3526","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:bdfa19d9fbbaa961193787c213beb3d79a6e34e573080cec1d444c4f5fa1c5b7","target":"record","created_at":"2026-05-18T02:54:21Z","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":"9e78a4c261ee30ed1bfeb0ca89b703179a0059c957c230a655b3ceae26e722dd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-07-12T17:47:50Z","title_canon_sha256":"1ad2c773ac6573c8367feca802e603e5173549459665e992797583a86f06ff5f"},"schema_version":"1.0","source":{"id":"1307.3526","kind":"arxiv","version":1}},"canonical_sha256":"bc04383b7f2a39c5361134de02d8b4d08c31387f0fa3c6e1e7268e25e093ee1e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bc04383b7f2a39c5361134de02d8b4d08c31387f0fa3c6e1e7268e25e093ee1e","first_computed_at":"2026-05-18T02:54:21.398141Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:54:21.398141Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"f9whXy8ntpw5dzHXa2cQsY4q2Ks9Rv1+YiEGcVQf90YQkYBthn9fNQfULzfZvAwnYyopArTcSBvkZKyyoHw4Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:54:21.398571Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.3526","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bdfa19d9fbbaa961193787c213beb3d79a6e34e573080cec1d444c4f5fa1c5b7","sha256:b88853cbcc502c0d8273bb32347f3cd53242068bf398be0dfe879b93c99183ba"],"state_sha256":"eefffcce52a30d2f396c2eb760e64504d31f4c564054678021cc28e59e369ff7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6RQZH1Xid8wxIUXbOvX6YN0zxNHSsvr6TMchm5p8zrBf4GRXlucECe56LTMNWdGzzkGL6uGjz7qVFJKsLl+gCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T21:56:50.984274Z","bundle_sha256":"3eaccbab6b644ec4850e8e2af949f79a0617459378b16dcef3c509fa65a0367e"}}