{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:2URU3NJMHCXKQZEA7JEGHEDBGN","short_pith_number":"pith:2URU3NJM","canonical_record":{"source":{"id":"2606.10578","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-06-09T08:44:23Z","cross_cats_sorted":[],"title_canon_sha256":"e1e848fdda363c5577deace1e85ec09b12f6b1145789c1b72fdd303da638ff28","abstract_canon_sha256":"811474fdb9b489226149ca70f4accac9118dd4951072f1be9d11656d706c936d"},"schema_version":"1.0"},"canonical_sha256":"d5234db52c38aea86480fa48639061336c4f12813fa9b7d8c1d0b1020ce35b04","source":{"kind":"arxiv","id":"2606.10578","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.10578","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"arxiv_version","alias_value":"2606.10578v1","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.10578","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"pith_short_12","alias_value":"2URU3NJMHCXK","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"pith_short_16","alias_value":"2URU3NJMHCXKQZEA","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"pith_short_8","alias_value":"2URU3NJM","created_at":"2026-06-10T01:10:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:2URU3NJMHCXKQZEA7JEGHEDBGN","target":"record","payload":{"canonical_record":{"source":{"id":"2606.10578","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-06-09T08:44:23Z","cross_cats_sorted":[],"title_canon_sha256":"e1e848fdda363c5577deace1e85ec09b12f6b1145789c1b72fdd303da638ff28","abstract_canon_sha256":"811474fdb9b489226149ca70f4accac9118dd4951072f1be9d11656d706c936d"},"schema_version":"1.0"},"canonical_sha256":"d5234db52c38aea86480fa48639061336c4f12813fa9b7d8c1d0b1020ce35b04","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-10T01:10:27.719911Z","signature_b64":"ainyEtbv1EDO03rc4Dp3pRNBAtsX4L0qL0nCxytiEu1dROJVt9T6tewR18CfFxyh0mF0hud/VDtNllYLSCv2Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d5234db52c38aea86480fa48639061336c4f12813fa9b7d8c1d0b1020ce35b04","last_reissued_at":"2026-06-10T01:10:27.719157Z","signature_status":"signed_v1","first_computed_at":"2026-06-10T01:10:27.719157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.10578","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":"2026-06-10T01:10:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cemdSvJd+Y3iXQmpBP8Iaif2TfW5WARC5HzeYviiZpF7qLwho/yz4ucT47dCjMkB0VyYh+DsRAy78N52z+ETCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T02:43:32.670382Z"},"content_sha256":"4bf303db790f9a20672f64f3e4addf6816095e5864dfb0e62a4195adc318e890","schema_version":"1.0","event_id":"sha256:4bf303db790f9a20672f64f3e4addf6816095e5864dfb0e62a4195adc318e890"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:2URU3NJMHCXKQZEA7JEGHEDBGN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"$\\Lambda(1670)$ production in the $\\psi(3686) \\to \\Lambda \\bar \\Lambda \\eta$ reaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Eulogio Oset, Natsumi Ikeno","submitted_at":"2026-06-09T08:44:23Z","abstract_excerpt":"We perform a calculation of the invariant mass distributions in the $\\psi(3686) \\to \\Lambda \\bar \\Lambda \\eta$ reaction, where a neat peak for the excitation of the $\\Lambda(1670)$ and $\\bar \\Lambda(1670)$ in the $\\eta \\Lambda$ and $\\eta \\bar \\Lambda$ mass distributions, respectively, is observed. Our approach uses the fact that the $\\psi(3686)$, a $c \\bar c$ state, is a singlet of SU(3) in the $u,d,s$ quarks and constructs the two flavor structures allowed with a pseudoscalar meson, a baryon and an antibaryon. The resonance peaks come from the final state interaction of meson baryon pairs, wh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.10578","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/2606.10578/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":"2026-06-10T01:10:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1vWFLGESldP6mQrRQRL3j80YH4/rkc0Fw0DdQl9y8LhIloQImjfpFJu7oaFGCumAZvCy/RZFNQ4WrT4y0OPnCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T02:43:32.670804Z"},"content_sha256":"a54f6e6cd605d082e18d18aff36d0e8e3a6c1d16aff7f7d61209391334479dea","schema_version":"1.0","event_id":"sha256:a54f6e6cd605d082e18d18aff36d0e8e3a6c1d16aff7f7d61209391334479dea"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2URU3NJMHCXKQZEA7JEGHEDBGN/bundle.json","state_url":"https://pith.science/pith/2URU3NJMHCXKQZEA7JEGHEDBGN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2URU3NJMHCXKQZEA7JEGHEDBGN/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":"2026-06-30T02:43:32Z","links":{"resolver":"https://pith.science/pith/2URU3NJMHCXKQZEA7JEGHEDBGN","bundle":"https://pith.science/pith/2URU3NJMHCXKQZEA7JEGHEDBGN/bundle.json","state":"https://pith.science/pith/2URU3NJMHCXKQZEA7JEGHEDBGN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2URU3NJMHCXKQZEA7JEGHEDBGN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:2URU3NJMHCXKQZEA7JEGHEDBGN","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":"811474fdb9b489226149ca70f4accac9118dd4951072f1be9d11656d706c936d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-06-09T08:44:23Z","title_canon_sha256":"e1e848fdda363c5577deace1e85ec09b12f6b1145789c1b72fdd303da638ff28"},"schema_version":"1.0","source":{"id":"2606.10578","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.10578","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"arxiv_version","alias_value":"2606.10578v1","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.10578","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"pith_short_12","alias_value":"2URU3NJMHCXK","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"pith_short_16","alias_value":"2URU3NJMHCXKQZEA","created_at":"2026-06-10T01:10:27Z"},{"alias_kind":"pith_short_8","alias_value":"2URU3NJM","created_at":"2026-06-10T01:10:27Z"}],"graph_snapshots":[{"event_id":"sha256:a54f6e6cd605d082e18d18aff36d0e8e3a6c1d16aff7f7d61209391334479dea","target":"graph","created_at":"2026-06-10T01:10:27Z","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/2606.10578/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We perform a calculation of the invariant mass distributions in the $\\psi(3686) \\to \\Lambda \\bar \\Lambda \\eta$ reaction, where a neat peak for the excitation of the $\\Lambda(1670)$ and $\\bar \\Lambda(1670)$ in the $\\eta \\Lambda$ and $\\eta \\bar \\Lambda$ mass distributions, respectively, is observed. Our approach uses the fact that the $\\psi(3686)$, a $c \\bar c$ state, is a singlet of SU(3) in the $u,d,s$ quarks and constructs the two flavor structures allowed with a pseudoscalar meson, a baryon and an antibaryon. The resonance peaks come from the final state interaction of meson baryon pairs, wh","authors_text":"Eulogio Oset, Natsumi Ikeno","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-06-09T08:44:23Z","title":"$\\Lambda(1670)$ production in the $\\psi(3686) \\to \\Lambda \\bar \\Lambda \\eta$ reaction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.10578","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":"sha256:4bf303db790f9a20672f64f3e4addf6816095e5864dfb0e62a4195adc318e890","target":"record","created_at":"2026-06-10T01:10:27Z","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":"811474fdb9b489226149ca70f4accac9118dd4951072f1be9d11656d706c936d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2026-06-09T08:44:23Z","title_canon_sha256":"e1e848fdda363c5577deace1e85ec09b12f6b1145789c1b72fdd303da638ff28"},"schema_version":"1.0","source":{"id":"2606.10578","kind":"arxiv","version":1}},"canonical_sha256":"d5234db52c38aea86480fa48639061336c4f12813fa9b7d8c1d0b1020ce35b04","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d5234db52c38aea86480fa48639061336c4f12813fa9b7d8c1d0b1020ce35b04","first_computed_at":"2026-06-10T01:10:27.719157Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-10T01:10:27.719157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ainyEtbv1EDO03rc4Dp3pRNBAtsX4L0qL0nCxytiEu1dROJVt9T6tewR18CfFxyh0mF0hud/VDtNllYLSCv2Dw==","signature_status":"signed_v1","signed_at":"2026-06-10T01:10:27.719911Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.10578","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4bf303db790f9a20672f64f3e4addf6816095e5864dfb0e62a4195adc318e890","sha256:a54f6e6cd605d082e18d18aff36d0e8e3a6c1d16aff7f7d61209391334479dea"],"state_sha256":"ccea75bfd30ddfe32724766fb4362e47960dfe3d22a02b3528fc0d18337a82ce"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tgn19K6SQY2IWrm0GVEUdCEi25pQsvm007TpKlzFSfOg2THpQwaUsDYJWAKe61gtN78ssfsdx/OKdOmV8YNZAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T02:43:32.672937Z","bundle_sha256":"478772f082d66a4a24da4f8ef97eec173ab7636f00474b7495f602ea4e046dc5"}}