{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:GLSMWEZBXCMSZ3IWIJED5VTWM3","short_pith_number":"pith:GLSMWEZB","schema_version":"1.0","canonical_sha256":"32e4cb1321b8992ced1642483ed67666d0029e657d80697fbfa1bd2ded06e937","source":{"kind":"arxiv","id":"2606.06668","version":1},"attestation_state":"computed","paper":{"title":"A more effective QCD string at colliders: Decay of excited strings and the worldsheet axion","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"hep-ph","authors_text":"Ethan Carragher, John March-Russell","submitted_at":"2026-06-04T19:36:28Z","abstract_excerpt":"The confining flux tube of $(3+1)$d QCD is described by an effective string theory with $(1+1)$d worldsheet action that extends the Nambu-Goto form by the addition of a massive pseudoscalar worldsheet ``axion\". As argued in companion papers concerning the modified phenomenology of the Lund string model at colliders, QCD flux tubes produced by high-energy collisions are likely to involve excitation of both worldsheet Nambu-Goldstone and axion modes, although the standard Lund model assumes a constant tension ground-state string. Here we detail the path-integral computation of the modified Schwi"},"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":"2606.06668","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-04T19:36:28Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"e61d22fb9736fffe856280fbe80854846d68df8033f8a47a64e94782e7fdf68e","abstract_canon_sha256":"a79332096a7ebfd10fb81f139b3bbc440f05426deb71d4d70e34e484d6e754f9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-08T01:04:21.653539Z","signature_b64":"96uuAVWtUt/MF5WjMla7mzF6hHttIKxrWlrIpDfN3nN0iMlMRZDP3Jad52nj1pYRTwiB3PAYwxxiB4UeJeVJBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"32e4cb1321b8992ced1642483ed67666d0029e657d80697fbfa1bd2ded06e937","last_reissued_at":"2026-06-08T01:04:21.652773Z","signature_status":"signed_v1","first_computed_at":"2026-06-08T01:04:21.652773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A more effective QCD string at colliders: Decay of excited strings and the worldsheet axion","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"hep-ph","authors_text":"Ethan Carragher, John March-Russell","submitted_at":"2026-06-04T19:36:28Z","abstract_excerpt":"The confining flux tube of $(3+1)$d QCD is described by an effective string theory with $(1+1)$d worldsheet action that extends the Nambu-Goto form by the addition of a massive pseudoscalar worldsheet ``axion\". As argued in companion papers concerning the modified phenomenology of the Lund string model at colliders, QCD flux tubes produced by high-energy collisions are likely to involve excitation of both worldsheet Nambu-Goldstone and axion modes, although the standard Lund model assumes a constant tension ground-state string. Here we detail the path-integral computation of the modified Schwi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.06668","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/2606.06668/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":"2606.06668","created_at":"2026-06-08T01:04:21.653070+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.06668v1","created_at":"2026-06-08T01:04:21.653070+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.06668","created_at":"2026-06-08T01:04:21.653070+00:00"},{"alias_kind":"pith_short_12","alias_value":"GLSMWEZBXCMS","created_at":"2026-06-08T01:04:21.653070+00:00"},{"alias_kind":"pith_short_16","alias_value":"GLSMWEZBXCMSZ3IW","created_at":"2026-06-08T01:04:21.653070+00:00"},{"alias_kind":"pith_short_8","alias_value":"GLSMWEZB","created_at":"2026-06-08T01:04:21.653070+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/GLSMWEZBXCMSZ3IWIJED5VTWM3","json":"https://pith.science/pith/GLSMWEZBXCMSZ3IWIJED5VTWM3.json","graph_json":"https://pith.science/api/pith-number/GLSMWEZBXCMSZ3IWIJED5VTWM3/graph.json","events_json":"https://pith.science/api/pith-number/GLSMWEZBXCMSZ3IWIJED5VTWM3/events.json","paper":"https://pith.science/paper/GLSMWEZB"},"agent_actions":{"view_html":"https://pith.science/pith/GLSMWEZBXCMSZ3IWIJED5VTWM3","download_json":"https://pith.science/pith/GLSMWEZBXCMSZ3IWIJED5VTWM3.json","view_paper":"https://pith.science/paper/GLSMWEZB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.06668&json=true","fetch_graph":"https://pith.science/api/pith-number/GLSMWEZBXCMSZ3IWIJED5VTWM3/graph.json","fetch_events":"https://pith.science/api/pith-number/GLSMWEZBXCMSZ3IWIJED5VTWM3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GLSMWEZBXCMSZ3IWIJED5VTWM3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GLSMWEZBXCMSZ3IWIJED5VTWM3/action/storage_attestation","attest_author":"https://pith.science/pith/GLSMWEZBXCMSZ3IWIJED5VTWM3/action/author_attestation","sign_citation":"https://pith.science/pith/GLSMWEZBXCMSZ3IWIJED5VTWM3/action/citation_signature","submit_replication":"https://pith.science/pith/GLSMWEZBXCMSZ3IWIJED5VTWM3/action/replication_record"}},"created_at":"2026-06-08T01:04:21.653070+00:00","updated_at":"2026-06-08T01:04:21.653070+00:00"}