{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:CS7L5B4COIGEECX3C73EEBB3A2","short_pith_number":"pith:CS7L5B4C","schema_version":"1.0","canonical_sha256":"14bebe8782720c420afb17f642043b06a08ef48b6229e5aca5f94a5948f400f3","source":{"kind":"arxiv","id":"1901.00149","version":1},"attestation_state":"computed","paper":{"title":"A strongly inhomogeneous superfluid in an iron-based superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"D. Chatzopoulos, D. Cho, G. D. Gu, K. M. Bastiaans, M. P. Allan","submitted_at":"2019-01-01T13:06:35Z","abstract_excerpt":"Among the mysteries surrounding unconventional, strongly correlated superconductors is the possibility of spatial variations in their superfluid density. We use atomic-resolution Josephson scanning tunneling microscopy to reveal a strongly inhomogeneous superfluid in the iron-based superconductor FeTe0.55Se0.45. By simultaneously measuring the topographic and electronic properties, we find that this inhomogeneity in the superfluid density is not caused by structural disorder or strong inter-pocket scattering, and does not correlate with variations in Cooper pair-breaking gap. Instead, we see a"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1901.00149","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-01-01T13:06:35Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"a2affae42d243146e211fe408b783eadbe347146c95dc477ff28dc8685ff49fe","abstract_canon_sha256":"33475f1fe2e2d9c1c53bb38cd427630505ee02e239e7a5cf2c040e9a6965d0d9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:06:28.441100Z","signature_b64":"wySZVPOkI9axxMdOSLzwj7CJounSY/iHa7t1Hdv2I9Sn1CIf1GvLb7nNzB9CcQRP2BdLJh7ljjC9Z88yg7aPDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"14bebe8782720c420afb17f642043b06a08ef48b6229e5aca5f94a5948f400f3","last_reissued_at":"2026-07-05T02:06:28.440655Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:06:28.440655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A strongly inhomogeneous superfluid in an iron-based superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"D. Chatzopoulos, D. Cho, G. D. Gu, K. M. Bastiaans, M. P. Allan","submitted_at":"2019-01-01T13:06:35Z","abstract_excerpt":"Among the mysteries surrounding unconventional, strongly correlated superconductors is the possibility of spatial variations in their superfluid density. We use atomic-resolution Josephson scanning tunneling microscopy to reveal a strongly inhomogeneous superfluid in the iron-based superconductor FeTe0.55Se0.45. By simultaneously measuring the topographic and electronic properties, we find that this inhomogeneity in the superfluid density is not caused by structural disorder or strong inter-pocket scattering, and does not correlate with variations in Cooper pair-breaking gap. Instead, we see a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.00149","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/1901.00149/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1901.00149","created_at":"2026-07-05T02:06:28.440722+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.00149v1","created_at":"2026-07-05T02:06:28.440722+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.00149","created_at":"2026-07-05T02:06:28.440722+00:00"},{"alias_kind":"pith_short_12","alias_value":"CS7L5B4COIGE","created_at":"2026-07-05T02:06:28.440722+00:00"},{"alias_kind":"pith_short_16","alias_value":"CS7L5B4COIGEECX3","created_at":"2026-07-05T02:06:28.440722+00:00"},{"alias_kind":"pith_short_8","alias_value":"CS7L5B4C","created_at":"2026-07-05T02:06:28.440722+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2","json":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2.json","graph_json":"https://pith.science/api/pith-number/CS7L5B4COIGEECX3C73EEBB3A2/graph.json","events_json":"https://pith.science/api/pith-number/CS7L5B4COIGEECX3C73EEBB3A2/events.json","paper":"https://pith.science/paper/CS7L5B4C"},"agent_actions":{"view_html":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2","download_json":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2.json","view_paper":"https://pith.science/paper/CS7L5B4C","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.00149&json=true","fetch_graph":"https://pith.science/api/pith-number/CS7L5B4COIGEECX3C73EEBB3A2/graph.json","fetch_events":"https://pith.science/api/pith-number/CS7L5B4COIGEECX3C73EEBB3A2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2/action/storage_attestation","attest_author":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2/action/author_attestation","sign_citation":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2/action/citation_signature","submit_replication":"https://pith.science/pith/CS7L5B4COIGEECX3C73EEBB3A2/action/replication_record"}},"created_at":"2026-07-05T02:06:28.440722+00:00","updated_at":"2026-07-05T02:06:28.440722+00:00"}