{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:Z45NQD7TFLJDA7QB42GPKEQM3R","short_pith_number":"pith:Z45NQD7T","canonical_record":{"source":{"id":"2605.28447","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2026-05-27T13:14:22Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"d8cab0bf18388004eaf1a1fe829755d03348be28dd804028410f45100a9fd805","abstract_canon_sha256":"e4b9668ff95a9879a9b862ef3ed1b5d9b032ac6f95f508e9591f83826bad0e4d"},"schema_version":"1.0"},"canonical_sha256":"cf3ad80ff32ad2307e01e68cf5120cdc710e0bca4b4e0308e9c1b074d27fb380","source":{"kind":"arxiv","id":"2605.28447","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.28447","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"arxiv_version","alias_value":"2605.28447v1","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.28447","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"pith_short_12","alias_value":"Z45NQD7TFLJD","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"pith_short_16","alias_value":"Z45NQD7TFLJDA7QB","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"pith_short_8","alias_value":"Z45NQD7T","created_at":"2026-05-28T02:04:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:Z45NQD7TFLJDA7QB42GPKEQM3R","target":"record","payload":{"canonical_record":{"source":{"id":"2605.28447","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2026-05-27T13:14:22Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"d8cab0bf18388004eaf1a1fe829755d03348be28dd804028410f45100a9fd805","abstract_canon_sha256":"e4b9668ff95a9879a9b862ef3ed1b5d9b032ac6f95f508e9591f83826bad0e4d"},"schema_version":"1.0"},"canonical_sha256":"cf3ad80ff32ad2307e01e68cf5120cdc710e0bca4b4e0308e9c1b074d27fb380","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-28T02:04:53.337645Z","signature_b64":"INVsf712qFTQwoBVjElhMVvMaQxR5GFhj1qo9ZRMoYLeEsKBJiqmhDdPmIC9T/BeNzKTf/5fJ3eS3KkWoZdzAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf3ad80ff32ad2307e01e68cf5120cdc710e0bca4b4e0308e9c1b074d27fb380","last_reissued_at":"2026-05-28T02:04:53.337086Z","signature_status":"signed_v1","first_computed_at":"2026-05-28T02:04:53.337086Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.28447","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":"2026-05-28T02:04:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/fRY7Nwm7AbwabMki0ip2SlecmHMTNR/U7X9HAGRNV6U2h0E12wVpYQxOttAdZSFP0Y582QGNu/pCW41vd6MBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:40:43.181139Z"},"content_sha256":"96492184597854091d936fef98e14e1a3cfa2e052bb6140a2fe44976c0366061","schema_version":"1.0","event_id":"sha256:96492184597854091d936fef98e14e1a3cfa2e052bb6140a2fe44976c0366061"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:Z45NQD7TFLJDA7QB42GPKEQM3R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The origin of excited states of the $\\Lambda$ baryon at the SU(3) point from Lattice QCD","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ph","nucl-th"],"primary_cat":"hep-lat","authors_text":"Carsten Urbach, Ferenc Pittler, Haobo Yan, Javier Suarez Sucunza, Maxim Mai, Thomas Luu","submitted_at":"2026-05-27T13:14:22Z","abstract_excerpt":"In this work we determine the finite-volume lattice QCD spectrum at the flavor symmetric $\\mathrm{SU}(3)$ point in the meson-baryon singlet and octet irreducible representations. We construct the appropriate interpolation operators and perform the calculation on ensembles in quite large volume ($L=48$). We find three below-threshold energy levels, with the singlet having lower energy and the two octets being non-degenerate at one sigma, which for these large volumes ($M_{\\pi} L\\approx 14.5$) strongly suggests a bound state close to that energy at each of the irreducible representations.\n  We c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.28447","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/2605.28447/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":"2026-05-28T02:04:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NcmtzDk1r1tHRaWpfXNCJzcMK6DiPQW9tiK6O+Ofl9z6k5t2UJjj0GPYsfE8FTO4cX93/PETNJJFpXINMUHBDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:40:43.181544Z"},"content_sha256":"27d9b98f8081abbc636f2869021694f37c6a96310e6a336c13b8e69a64d1d16e","schema_version":"1.0","event_id":"sha256:27d9b98f8081abbc636f2869021694f37c6a96310e6a336c13b8e69a64d1d16e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z45NQD7TFLJDA7QB42GPKEQM3R/bundle.json","state_url":"https://pith.science/pith/Z45NQD7TFLJDA7QB42GPKEQM3R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z45NQD7TFLJDA7QB42GPKEQM3R/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":"2026-06-01T22:40:43Z","links":{"resolver":"https://pith.science/pith/Z45NQD7TFLJDA7QB42GPKEQM3R","bundle":"https://pith.science/pith/Z45NQD7TFLJDA7QB42GPKEQM3R/bundle.json","state":"https://pith.science/pith/Z45NQD7TFLJDA7QB42GPKEQM3R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z45NQD7TFLJDA7QB42GPKEQM3R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:Z45NQD7TFLJDA7QB42GPKEQM3R","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":"e4b9668ff95a9879a9b862ef3ed1b5d9b032ac6f95f508e9591f83826bad0e4d","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2026-05-27T13:14:22Z","title_canon_sha256":"d8cab0bf18388004eaf1a1fe829755d03348be28dd804028410f45100a9fd805"},"schema_version":"1.0","source":{"id":"2605.28447","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.28447","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"arxiv_version","alias_value":"2605.28447v1","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.28447","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"pith_short_12","alias_value":"Z45NQD7TFLJD","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"pith_short_16","alias_value":"Z45NQD7TFLJDA7QB","created_at":"2026-05-28T02:04:53Z"},{"alias_kind":"pith_short_8","alias_value":"Z45NQD7T","created_at":"2026-05-28T02:04:53Z"}],"graph_snapshots":[{"event_id":"sha256:27d9b98f8081abbc636f2869021694f37c6a96310e6a336c13b8e69a64d1d16e","target":"graph","created_at":"2026-05-28T02:04:53Z","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/2605.28447/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this work we determine the finite-volume lattice QCD spectrum at the flavor symmetric $\\mathrm{SU}(3)$ point in the meson-baryon singlet and octet irreducible representations. We construct the appropriate interpolation operators and perform the calculation on ensembles in quite large volume ($L=48$). We find three below-threshold energy levels, with the singlet having lower energy and the two octets being non-degenerate at one sigma, which for these large volumes ($M_{\\pi} L\\approx 14.5$) strongly suggests a bound state close to that energy at each of the irreducible representations.\n  We c","authors_text":"Carsten Urbach, Ferenc Pittler, Haobo Yan, Javier Suarez Sucunza, Maxim Mai, Thomas Luu","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2026-05-27T13:14:22Z","title":"The origin of excited states of the $\\Lambda$ baryon at the SU(3) point from Lattice QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.28447","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":"sha256:96492184597854091d936fef98e14e1a3cfa2e052bb6140a2fe44976c0366061","target":"record","created_at":"2026-05-28T02:04:53Z","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":"e4b9668ff95a9879a9b862ef3ed1b5d9b032ac6f95f508e9591f83826bad0e4d","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-lat","submitted_at":"2026-05-27T13:14:22Z","title_canon_sha256":"d8cab0bf18388004eaf1a1fe829755d03348be28dd804028410f45100a9fd805"},"schema_version":"1.0","source":{"id":"2605.28447","kind":"arxiv","version":1}},"canonical_sha256":"cf3ad80ff32ad2307e01e68cf5120cdc710e0bca4b4e0308e9c1b074d27fb380","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf3ad80ff32ad2307e01e68cf5120cdc710e0bca4b4e0308e9c1b074d27fb380","first_computed_at":"2026-05-28T02:04:53.337086Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-28T02:04:53.337086Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"INVsf712qFTQwoBVjElhMVvMaQxR5GFhj1qo9ZRMoYLeEsKBJiqmhDdPmIC9T/BeNzKTf/5fJ3eS3KkWoZdzAQ==","signature_status":"signed_v1","signed_at":"2026-05-28T02:04:53.337645Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.28447","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:96492184597854091d936fef98e14e1a3cfa2e052bb6140a2fe44976c0366061","sha256:27d9b98f8081abbc636f2869021694f37c6a96310e6a336c13b8e69a64d1d16e"],"state_sha256":"3be1b3536281c37d7f6e7736d16a2ba8e831e01d71ae98275e5f67c2cb6ded56"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o3jC47QKT+79YaaoVYzg+Ii0LhHu2rLanqi/QxFNAyCKxGPZ7/RWFFnXEXIyZNmctiRcB7sDwXGI3b3k28bAAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T22:40:43.183718Z","bundle_sha256":"f1b17555f3ddfc2c1cd63ac64a55262bd2309b51e92eb110e57a0afc81d0486f"}}