{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:3EJNDOZMESPZCERU43UJEFWPGD","short_pith_number":"pith:3EJNDOZM","canonical_record":{"source":{"id":"2111.00021","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-10-29T18:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"c9c0d2eadc16bfc9df8d49437f2316f3d2a2ff9d85d8eaa1c4a31fb2c642e0d9","abstract_canon_sha256":"e3ed339bed9f5574411cc28028940922bebb64002d50202e1605c3c9b02c53d1"},"schema_version":"1.0"},"canonical_sha256":"d912d1bb2c249f911234e6e89216cf30f96d8712b19b42087c3e1e9df1516e11","source":{"kind":"arxiv","id":"2111.00021","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.00021","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"arxiv_version","alias_value":"2111.00021v1","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.00021","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"pith_short_12","alias_value":"3EJNDOZMESPZ","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"pith_short_16","alias_value":"3EJNDOZMESPZCERU","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"pith_short_8","alias_value":"3EJNDOZM","created_at":"2026-07-05T03:27:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:3EJNDOZMESPZCERU43UJEFWPGD","target":"record","payload":{"canonical_record":{"source":{"id":"2111.00021","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-10-29T18:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"c9c0d2eadc16bfc9df8d49437f2316f3d2a2ff9d85d8eaa1c4a31fb2c642e0d9","abstract_canon_sha256":"e3ed339bed9f5574411cc28028940922bebb64002d50202e1605c3c9b02c53d1"},"schema_version":"1.0"},"canonical_sha256":"d912d1bb2c249f911234e6e89216cf30f96d8712b19b42087c3e1e9df1516e11","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:27:17.067960Z","signature_b64":"Qqwy2r7elxNeiLQvdCkbsInWG999ZBMuRGGM8IxJUD0KpdtJFMEvA+psVmDjmDeY3edXFo5JSfrg3qt1GDS4BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d912d1bb2c249f911234e6e89216cf30f96d8712b19b42087c3e1e9df1516e11","last_reissued_at":"2026-07-05T03:27:17.067476Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:27:17.067476Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2111.00021","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":"2026-07-05T03:27:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vm3GkjzHS5O2KLoqvonE4PDRYvY3mVP2cWk9soS29CL3ioYEpWDE0m4ubLhbRSyfKu3unJkNUcSkYBcq/sq0CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T19:38:49.134889Z"},"content_sha256":"78dc94ad0ee1320b0810074304533409fd4826027f386a6afccb68aa25417fca","schema_version":"1.0","event_id":"sha256:78dc94ad0ee1320b0810074304533409fd4826027f386a6afccb68aa25417fca"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:3EJNDOZMESPZCERU43UJEFWPGD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chiral Limit of 2d QCD Revisited with Lightcone Conformal Truncation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"A. Liam Fitzpatrick, Emanuel Katz, Nikhil Anand, Yuan Xin","submitted_at":"2021-10-29T18:00:03Z","abstract_excerpt":"We study the chiral limit of 2d QCD with a single quark flavor at finite $N_c$ using LCT. By modifying the LCT basis according to the quark mass in a manner motivated by 't Hooft's analysis, we are able to restore convergence for quark masses much smaller than the QCD strong coupling scale. For such small quark masses, the IR of the theory is expected to be well described by the Sine-Gordon model. We verify that LCT numerics are able to capture in detail the spectrum and correlation functions of the Sine-Gordon model. This opens up the possibility for studying deformations of various integrabl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.00021","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/2111.00021/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:27:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9H7Ov9bDceNvgA1SH285wf9AV6q4rWina2dJnxQb79bCRWkTsX6QbRnP657jz1YKJz/vCkD5UC8Tikq0O26+CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T19:38:49.135382Z"},"content_sha256":"b8da98dc2eda0640c0ea16dbb60f815aa877203fc720560698096c88da6d495b","schema_version":"1.0","event_id":"sha256:b8da98dc2eda0640c0ea16dbb60f815aa877203fc720560698096c88da6d495b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3EJNDOZMESPZCERU43UJEFWPGD/bundle.json","state_url":"https://pith.science/pith/3EJNDOZMESPZCERU43UJEFWPGD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3EJNDOZMESPZCERU43UJEFWPGD/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":"2026-08-19T19:38:49Z","links":{"resolver":"https://pith.science/pith/3EJNDOZMESPZCERU43UJEFWPGD","bundle":"https://pith.science/pith/3EJNDOZMESPZCERU43UJEFWPGD/bundle.json","state":"https://pith.science/pith/3EJNDOZMESPZCERU43UJEFWPGD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3EJNDOZMESPZCERU43UJEFWPGD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:3EJNDOZMESPZCERU43UJEFWPGD","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":"e3ed339bed9f5574411cc28028940922bebb64002d50202e1605c3c9b02c53d1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-10-29T18:00:03Z","title_canon_sha256":"c9c0d2eadc16bfc9df8d49437f2316f3d2a2ff9d85d8eaa1c4a31fb2c642e0d9"},"schema_version":"1.0","source":{"id":"2111.00021","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.00021","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"arxiv_version","alias_value":"2111.00021v1","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.00021","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"pith_short_12","alias_value":"3EJNDOZMESPZ","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"pith_short_16","alias_value":"3EJNDOZMESPZCERU","created_at":"2026-07-05T03:27:17Z"},{"alias_kind":"pith_short_8","alias_value":"3EJNDOZM","created_at":"2026-07-05T03:27:17Z"}],"graph_snapshots":[{"event_id":"sha256:b8da98dc2eda0640c0ea16dbb60f815aa877203fc720560698096c88da6d495b","target":"graph","created_at":"2026-07-05T03:27:17Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2111.00021/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the chiral limit of 2d QCD with a single quark flavor at finite $N_c$ using LCT. By modifying the LCT basis according to the quark mass in a manner motivated by 't Hooft's analysis, we are able to restore convergence for quark masses much smaller than the QCD strong coupling scale. For such small quark masses, the IR of the theory is expected to be well described by the Sine-Gordon model. We verify that LCT numerics are able to capture in detail the spectrum and correlation functions of the Sine-Gordon model. This opens up the possibility for studying deformations of various integrabl","authors_text":"A. Liam Fitzpatrick, Emanuel Katz, Nikhil Anand, Yuan Xin","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-10-29T18:00:03Z","title":"Chiral Limit of 2d QCD Revisited with Lightcone Conformal Truncation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.00021","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":"sha256:78dc94ad0ee1320b0810074304533409fd4826027f386a6afccb68aa25417fca","target":"record","created_at":"2026-07-05T03:27:17Z","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":"e3ed339bed9f5574411cc28028940922bebb64002d50202e1605c3c9b02c53d1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2021-10-29T18:00:03Z","title_canon_sha256":"c9c0d2eadc16bfc9df8d49437f2316f3d2a2ff9d85d8eaa1c4a31fb2c642e0d9"},"schema_version":"1.0","source":{"id":"2111.00021","kind":"arxiv","version":1}},"canonical_sha256":"d912d1bb2c249f911234e6e89216cf30f96d8712b19b42087c3e1e9df1516e11","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d912d1bb2c249f911234e6e89216cf30f96d8712b19b42087c3e1e9df1516e11","first_computed_at":"2026-07-05T03:27:17.067476Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:27:17.067476Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qqwy2r7elxNeiLQvdCkbsInWG999ZBMuRGGM8IxJUD0KpdtJFMEvA+psVmDjmDeY3edXFo5JSfrg3qt1GDS4BA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:27:17.067960Z","signed_message":"canonical_sha256_bytes"},"source_id":"2111.00021","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:78dc94ad0ee1320b0810074304533409fd4826027f386a6afccb68aa25417fca","sha256:b8da98dc2eda0640c0ea16dbb60f815aa877203fc720560698096c88da6d495b"],"state_sha256":"e862d70a0cc6bb06b12b2e0b7f43b19ce1fb45861031028aff8717c60ba34203"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JXVmZz1eSzkDpQgjXSXhzinWSjLAcfAVrhAlGN4CuuYmCNXkQrzIHWfYEhuosOG4mVva+9pWSahQoMx6d63XBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T19:38:49.140759Z","bundle_sha256":"a2c6f96e14b78ddeaaaf2a66e91036c3f6912ab825461b050663c9be599261e1"}}