{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:YRRJ2UXTIRC5W46C5IOR4BEAZC","short_pith_number":"pith:YRRJ2UXT","canonical_record":{"source":{"id":"2607.23435","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-07-26T03:14:11Z","cross_cats_sorted":[],"title_canon_sha256":"91f8863aab19fa381f7f13624b75702da6a47de23456051d6001399a1e16eeca","abstract_canon_sha256":"1ec78bfb88ec010e64affbfc696334484538c760a3224eba6e2616422b465244"},"schema_version":"1.0"},"canonical_sha256":"c4629d52f34445db73c2ea1d1e0480c88b4f19e4472ed58432700f1949499043","source":{"kind":"arxiv","id":"2607.23435","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.23435","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"arxiv_version","alias_value":"2607.23435v1","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.23435","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"pith_short_12","alias_value":"YRRJ2UXTIRC5","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"pith_short_16","alias_value":"YRRJ2UXTIRC5W46C","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"pith_short_8","alias_value":"YRRJ2UXT","created_at":"2026-07-28T01:22:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:YRRJ2UXTIRC5W46C5IOR4BEAZC","target":"record","payload":{"canonical_record":{"source":{"id":"2607.23435","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-07-26T03:14:11Z","cross_cats_sorted":[],"title_canon_sha256":"91f8863aab19fa381f7f13624b75702da6a47de23456051d6001399a1e16eeca","abstract_canon_sha256":"1ec78bfb88ec010e64affbfc696334484538c760a3224eba6e2616422b465244"},"schema_version":"1.0"},"canonical_sha256":"c4629d52f34445db73c2ea1d1e0480c88b4f19e4472ed58432700f1949499043","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-28T01:22:52.693340Z","signature_b64":"1tBkJmLuCREou6xKSSX0J5zuhDpoAyDKJdsLQcdr0d7FqA6XX1tjR5ONDcTezCYxaGbBSG4RSjbbZm7BeamZAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c4629d52f34445db73c2ea1d1e0480c88b4f19e4472ed58432700f1949499043","last_reissued_at":"2026-07-28T01:22:52.692543Z","signature_status":"signed_v1","first_computed_at":"2026-07-28T01:22:52.692543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.23435","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":"2026-07-28T01:22:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4cVFlKVspFWI4vo4KqT7DTsMSdoYV3ys1N9tVKnbKJJ9y1bFpW1xILS9wdedOk8Rz7ZsAK1c/meTzp73gNEMAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T19:08:24.756976Z"},"content_sha256":"feb33001bf154509c8c44cd27d3ffe73f3d60a94d56b9214d7af0a06104f3d54","schema_version":"1.0","event_id":"sha256:feb33001bf154509c8c44cd27d3ffe73f3d60a94d56b9214d7af0a06104f3d54"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:YRRJ2UXTIRC5W46C5IOR4BEAZC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Faddeev description of baryons in two-dimensional QCD with $N_c=3$. I. Chiral spectrum, isospin, and strangeness","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Haocheng Zhang, Ismail Zahed","submitted_at":"2026-07-26T03:14:11Z","abstract_excerpt":"We develop a light-front Faddeev description of baryons in two-dimensional QCD at $N_c=3$, in which an exact coupled-channel representation identifies the quark--diquark picture as a single-channel truncation, and solve it variationally with exact matrix elements. In the chiral limit we find an exactly massless lightest baryon, in agreement with the classic valence solutions, DLCQ, and bosonization; the excitation tower reproduces Webber's spectrum state by state and sets the valence gap $1.371\\,M^{\\ast}_{\\rm mes}$. The channel content distinguishes these states: the massless baryon is single-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.23435","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/2607.23435/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":"2026-07-28T01:22:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ez0X4enKb7mr9lkgWMFRxLqpKSBbZ0EFk9rvhmAQCLlYNBuKg+ccSi8MS71OOq50b7jLiyrBYHJa7d0uqnT+Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-02T19:08:24.757477Z"},"content_sha256":"c08a4bc6a3b841b0cc19e94de30b6859083cad22cd66906c5e58890bd43fd13f","schema_version":"1.0","event_id":"sha256:c08a4bc6a3b841b0cc19e94de30b6859083cad22cd66906c5e58890bd43fd13f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YRRJ2UXTIRC5W46C5IOR4BEAZC/bundle.json","state_url":"https://pith.science/pith/YRRJ2UXTIRC5W46C5IOR4BEAZC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YRRJ2UXTIRC5W46C5IOR4BEAZC/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":"2026-08-02T19:08:24Z","links":{"resolver":"https://pith.science/pith/YRRJ2UXTIRC5W46C5IOR4BEAZC","bundle":"https://pith.science/pith/YRRJ2UXTIRC5W46C5IOR4BEAZC/bundle.json","state":"https://pith.science/pith/YRRJ2UXTIRC5W46C5IOR4BEAZC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YRRJ2UXTIRC5W46C5IOR4BEAZC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:YRRJ2UXTIRC5W46C5IOR4BEAZC","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":"1ec78bfb88ec010e64affbfc696334484538c760a3224eba6e2616422b465244","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-07-26T03:14:11Z","title_canon_sha256":"91f8863aab19fa381f7f13624b75702da6a47de23456051d6001399a1e16eeca"},"schema_version":"1.0","source":{"id":"2607.23435","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.23435","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"arxiv_version","alias_value":"2607.23435v1","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.23435","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"pith_short_12","alias_value":"YRRJ2UXTIRC5","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"pith_short_16","alias_value":"YRRJ2UXTIRC5W46C","created_at":"2026-07-28T01:22:52Z"},{"alias_kind":"pith_short_8","alias_value":"YRRJ2UXT","created_at":"2026-07-28T01:22:52Z"}],"graph_snapshots":[{"event_id":"sha256:c08a4bc6a3b841b0cc19e94de30b6859083cad22cd66906c5e58890bd43fd13f","target":"graph","created_at":"2026-07-28T01:22:52Z","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/2607.23435/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We develop a light-front Faddeev description of baryons in two-dimensional QCD at $N_c=3$, in which an exact coupled-channel representation identifies the quark--diquark picture as a single-channel truncation, and solve it variationally with exact matrix elements. In the chiral limit we find an exactly massless lightest baryon, in agreement with the classic valence solutions, DLCQ, and bosonization; the excitation tower reproduces Webber's spectrum state by state and sets the valence gap $1.371\\,M^{\\ast}_{\\rm mes}$. The channel content distinguishes these states: the massless baryon is single-","authors_text":"Haocheng Zhang, Ismail Zahed","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-07-26T03:14:11Z","title":"Faddeev description of baryons in two-dimensional QCD with $N_c=3$. I. Chiral spectrum, isospin, and strangeness"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.23435","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:feb33001bf154509c8c44cd27d3ffe73f3d60a94d56b9214d7af0a06104f3d54","target":"record","created_at":"2026-07-28T01:22:52Z","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":"1ec78bfb88ec010e64affbfc696334484538c760a3224eba6e2616422b465244","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2026-07-26T03:14:11Z","title_canon_sha256":"91f8863aab19fa381f7f13624b75702da6a47de23456051d6001399a1e16eeca"},"schema_version":"1.0","source":{"id":"2607.23435","kind":"arxiv","version":1}},"canonical_sha256":"c4629d52f34445db73c2ea1d1e0480c88b4f19e4472ed58432700f1949499043","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c4629d52f34445db73c2ea1d1e0480c88b4f19e4472ed58432700f1949499043","first_computed_at":"2026-07-28T01:22:52.692543Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-28T01:22:52.692543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1tBkJmLuCREou6xKSSX0J5zuhDpoAyDKJdsLQcdr0d7FqA6XX1tjR5ONDcTezCYxaGbBSG4RSjbbZm7BeamZAg==","signature_status":"signed_v1","signed_at":"2026-07-28T01:22:52.693340Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.23435","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:feb33001bf154509c8c44cd27d3ffe73f3d60a94d56b9214d7af0a06104f3d54","sha256:c08a4bc6a3b841b0cc19e94de30b6859083cad22cd66906c5e58890bd43fd13f"],"state_sha256":"20cfba7c75456fe17a375a986bd1432b3ab210b4c5ecb2ddccb22e80942460b3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ayvW9RqRUvsYnX1ZUkIdBdDtJZBmGl2EIsQJg8GdgEW42TrZrPpwIQvUsT8X9EGmWJNnibuKi27AVkim8ICXDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-02T19:08:24.761362Z","bundle_sha256":"4ecb7caa965987e14a0725706cea7e1c4b0aab406afdeee5251b70a82614ab23"}}