{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:BZI4R2CRC4ZUP7UFYGDTJSMUTP","short_pith_number":"pith:BZI4R2CR","canonical_record":{"source":{"id":"0912.0326","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-12-02T02:15:24Z","cross_cats_sorted":[],"title_canon_sha256":"a5086d1009a071c8b1b939796166b11d6e7b763906c2762c3598e5849cdc8909","abstract_canon_sha256":"59d7fd5c345d48e303d8b596ec8c343011ff0abf9bf812f97922da0c3901da7e"},"schema_version":"1.0"},"canonical_sha256":"0e51c8e851173347fe85c18734c9949bd2f8d2a77d5d4fa49df9536f8bf9dfd7","source":{"kind":"arxiv","id":"0912.0326","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.0326","created_at":"2026-05-18T02:24:45Z"},{"alias_kind":"arxiv_version","alias_value":"0912.0326v2","created_at":"2026-05-18T02:24:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.0326","created_at":"2026-05-18T02:24:45Z"},{"alias_kind":"pith_short_12","alias_value":"BZI4R2CRC4ZU","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"BZI4R2CRC4ZUP7UF","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"BZI4R2CR","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:BZI4R2CRC4ZUP7UFYGDTJSMUTP","target":"record","payload":{"canonical_record":{"source":{"id":"0912.0326","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-12-02T02:15:24Z","cross_cats_sorted":[],"title_canon_sha256":"a5086d1009a071c8b1b939796166b11d6e7b763906c2762c3598e5849cdc8909","abstract_canon_sha256":"59d7fd5c345d48e303d8b596ec8c343011ff0abf9bf812f97922da0c3901da7e"},"schema_version":"1.0"},"canonical_sha256":"0e51c8e851173347fe85c18734c9949bd2f8d2a77d5d4fa49df9536f8bf9dfd7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:24:45.965155Z","signature_b64":"Gu1vVQolad0+7WmJZrzVEeWJE+Uz6+OhLpQi7m26IG5IGqdu/P17alplzkrc3s8c7lvT2xYPNNr7xjTUUJIBBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0e51c8e851173347fe85c18734c9949bd2f8d2a77d5d4fa49df9536f8bf9dfd7","last_reissued_at":"2026-05-18T02:24:45.964689Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:24:45.964689Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0912.0326","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":"2026-05-18T02:24:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HytBYFNhynbwn+8mRAJdzpFkKOF8oUL9JXqdlwrDUBeCUvbzt4etsSE+UXZPqsFQcKTKcYzpTsPXnrUJ2Z6GCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T12:10:31.285832Z"},"content_sha256":"992e32aea35a5014b23ffde579bca3cb00518fd7b833f2d229dc000fff5b193d","schema_version":"1.0","event_id":"sha256:992e32aea35a5014b23ffde579bca3cb00518fd7b833f2d229dc000fff5b193d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:BZI4R2CRC4ZUP7UFYGDTJSMUTP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The fate of 1D spin-charge separation away from Fermi points","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Adilet Imambekov, Leonid I. Glazman, Thomas L. Schmidt","submitted_at":"2009-12-02T02:15:24Z","abstract_excerpt":"We consider the dynamic response functions of interacting one dimensional spin-1/2 fermions at arbitrary momenta. We build a non-perturbative zero-temperature theory of the threshold singularities using mobile impurity Hamiltonians. The interaction induced low-energy spin-charge separation and power-law threshold singularities survive away from Fermi points. We express the threshold exponents in terms of the spinon spectrum."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.0326","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":"2026-05-18T02:24:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gYtUicve5yiO06cGlys5oSjyFWVR3op+HUIGxeRWejO/lKf3VaiW2BG76H9LRiJ3XrfPx/KzSpT5zbqwarurCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T12:10:31.286202Z"},"content_sha256":"39cdbf15b36543f4d02d10330102346e37a35fc55bc9c72255be660b9d46d3fe","schema_version":"1.0","event_id":"sha256:39cdbf15b36543f4d02d10330102346e37a35fc55bc9c72255be660b9d46d3fe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BZI4R2CRC4ZUP7UFYGDTJSMUTP/bundle.json","state_url":"https://pith.science/pith/BZI4R2CRC4ZUP7UFYGDTJSMUTP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BZI4R2CRC4ZUP7UFYGDTJSMUTP/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":"2026-05-20T12:10:31Z","links":{"resolver":"https://pith.science/pith/BZI4R2CRC4ZUP7UFYGDTJSMUTP","bundle":"https://pith.science/pith/BZI4R2CRC4ZUP7UFYGDTJSMUTP/bundle.json","state":"https://pith.science/pith/BZI4R2CRC4ZUP7UFYGDTJSMUTP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BZI4R2CRC4ZUP7UFYGDTJSMUTP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:BZI4R2CRC4ZUP7UFYGDTJSMUTP","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":"59d7fd5c345d48e303d8b596ec8c343011ff0abf9bf812f97922da0c3901da7e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-12-02T02:15:24Z","title_canon_sha256":"a5086d1009a071c8b1b939796166b11d6e7b763906c2762c3598e5849cdc8909"},"schema_version":"1.0","source":{"id":"0912.0326","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.0326","created_at":"2026-05-18T02:24:45Z"},{"alias_kind":"arxiv_version","alias_value":"0912.0326v2","created_at":"2026-05-18T02:24:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.0326","created_at":"2026-05-18T02:24:45Z"},{"alias_kind":"pith_short_12","alias_value":"BZI4R2CRC4ZU","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"BZI4R2CRC4ZUP7UF","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"BZI4R2CR","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:39cdbf15b36543f4d02d10330102346e37a35fc55bc9c72255be660b9d46d3fe","target":"graph","created_at":"2026-05-18T02:24:45Z","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 consider the dynamic response functions of interacting one dimensional spin-1/2 fermions at arbitrary momenta. We build a non-perturbative zero-temperature theory of the threshold singularities using mobile impurity Hamiltonians. The interaction induced low-energy spin-charge separation and power-law threshold singularities survive away from Fermi points. We express the threshold exponents in terms of the spinon spectrum.","authors_text":"Adilet Imambekov, Leonid I. Glazman, Thomas L. Schmidt","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-12-02T02:15:24Z","title":"The fate of 1D spin-charge separation away from Fermi points"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.0326","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":"sha256:992e32aea35a5014b23ffde579bca3cb00518fd7b833f2d229dc000fff5b193d","target":"record","created_at":"2026-05-18T02:24:45Z","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":"59d7fd5c345d48e303d8b596ec8c343011ff0abf9bf812f97922da0c3901da7e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2009-12-02T02:15:24Z","title_canon_sha256":"a5086d1009a071c8b1b939796166b11d6e7b763906c2762c3598e5849cdc8909"},"schema_version":"1.0","source":{"id":"0912.0326","kind":"arxiv","version":2}},"canonical_sha256":"0e51c8e851173347fe85c18734c9949bd2f8d2a77d5d4fa49df9536f8bf9dfd7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0e51c8e851173347fe85c18734c9949bd2f8d2a77d5d4fa49df9536f8bf9dfd7","first_computed_at":"2026-05-18T02:24:45.964689Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:24:45.964689Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Gu1vVQolad0+7WmJZrzVEeWJE+Uz6+OhLpQi7m26IG5IGqdu/P17alplzkrc3s8c7lvT2xYPNNr7xjTUUJIBBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:24:45.965155Z","signed_message":"canonical_sha256_bytes"},"source_id":"0912.0326","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:992e32aea35a5014b23ffde579bca3cb00518fd7b833f2d229dc000fff5b193d","sha256:39cdbf15b36543f4d02d10330102346e37a35fc55bc9c72255be660b9d46d3fe"],"state_sha256":"58201b9430bab23c86b755fdf21a15d07ba4d783f4202919e91818b29ab90fd3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l2ERF9nU3/skJR1lWBQrnrVpALuxqpkuJEwgBrEF+EU7EhKkS9K+cbsWFEbjnWL5WLrtKOHsfkvF81HiOgTRBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T12:10:31.288448Z","bundle_sha256":"a207c38169d2da2aff0568bd64fb50acfeb14be910d17e5d31df19690b3ddb37"}}