{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:6BQ2GAE6UZ3L26O6SBTW4TPCNQ","short_pith_number":"pith:6BQ2GAE6","schema_version":"1.0","canonical_sha256":"f061a3009ea676bd79de90676e4de26c21fa0b89fda14759a2097cb9b1557b8d","source":{"kind":"arxiv","id":"1412.1098","version":1},"attestation_state":"computed","paper":{"title":"Beyond Particles: Unparticles in Strongly Correlated Electron Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Philip W. Phillips","submitted_at":"2014-12-02T21:00:44Z","abstract_excerpt":"I am concerned in these lectures with the breakdown of the particle concept in strongly correlated electron matter. I first show that the standard procedure for counting particles, namely Luttinger's theorem, breaks down anytime pole-like excitations are replaced by ones that have a divergent self-energy. Such a breakdown obtains in electronic systems whose pole-like excitations do not extend to the edge of the Brillouin zone, as in Fermi arcs in the cuprates. Since any non-trivial infrared dynamics in strongly correlated electron matter must be controlled by a critical fixed point, unparticle"},"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":"1412.1098","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-12-02T21:00:44Z","cross_cats_sorted":[],"title_canon_sha256":"2fb545b3a3916020854cf2ebe490974a915bdde2cfa2ebfd461016100658aedb","abstract_canon_sha256":"12639463d6dc2487883f8d85a22a68d1d49dc833e9362edd4b21ddb0dc5a1af0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:27:24.338998Z","signature_b64":"Luc12qd/AB3kDYrMRN3BqFC/yrq7pGbJQ4nayOXy2lF2webBgxyzKUsVy7BoiUCq2q0qIbLywbTXwK0SEfkFDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f061a3009ea676bd79de90676e4de26c21fa0b89fda14759a2097cb9b1557b8d","last_reissued_at":"2026-05-18T01:27:24.338558Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:27:24.338558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Beyond Particles: Unparticles in Strongly Correlated Electron Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Philip W. Phillips","submitted_at":"2014-12-02T21:00:44Z","abstract_excerpt":"I am concerned in these lectures with the breakdown of the particle concept in strongly correlated electron matter. I first show that the standard procedure for counting particles, namely Luttinger's theorem, breaks down anytime pole-like excitations are replaced by ones that have a divergent self-energy. Such a breakdown obtains in electronic systems whose pole-like excitations do not extend to the edge of the Brillouin zone, as in Fermi arcs in the cuprates. Since any non-trivial infrared dynamics in strongly correlated electron matter must be controlled by a critical fixed point, unparticle"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.1098","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1412.1098","created_at":"2026-05-18T01:27:24.338636+00:00"},{"alias_kind":"arxiv_version","alias_value":"1412.1098v1","created_at":"2026-05-18T01:27:24.338636+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.1098","created_at":"2026-05-18T01:27:24.338636+00:00"},{"alias_kind":"pith_short_12","alias_value":"6BQ2GAE6UZ3L","created_at":"2026-05-18T12:28:16.859392+00:00"},{"alias_kind":"pith_short_16","alias_value":"6BQ2GAE6UZ3L26O6","created_at":"2026-05-18T12:28:16.859392+00:00"},{"alias_kind":"pith_short_8","alias_value":"6BQ2GAE6","created_at":"2026-05-18T12:28:16.859392+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/6BQ2GAE6UZ3L26O6SBTW4TPCNQ","json":"https://pith.science/pith/6BQ2GAE6UZ3L26O6SBTW4TPCNQ.json","graph_json":"https://pith.science/api/pith-number/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/graph.json","events_json":"https://pith.science/api/pith-number/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/events.json","paper":"https://pith.science/paper/6BQ2GAE6"},"agent_actions":{"view_html":"https://pith.science/pith/6BQ2GAE6UZ3L26O6SBTW4TPCNQ","download_json":"https://pith.science/pith/6BQ2GAE6UZ3L26O6SBTW4TPCNQ.json","view_paper":"https://pith.science/paper/6BQ2GAE6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1412.1098&json=true","fetch_graph":"https://pith.science/api/pith-number/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/graph.json","fetch_events":"https://pith.science/api/pith-number/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/action/storage_attestation","attest_author":"https://pith.science/pith/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/action/author_attestation","sign_citation":"https://pith.science/pith/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/action/citation_signature","submit_replication":"https://pith.science/pith/6BQ2GAE6UZ3L26O6SBTW4TPCNQ/action/replication_record"}},"created_at":"2026-05-18T01:27:24.338636+00:00","updated_at":"2026-05-18T01:27:24.338636+00:00"}