{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:672QHT4NB3VQ2HYGUFG7GQRUC7","short_pith_number":"pith:672QHT4N","canonical_record":{"source":{"id":"2005.06306","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-05-13T13:26:17Z","cross_cats_sorted":[],"title_canon_sha256":"7042d4d63f4690210e0f08eb741374c09c37252ce6575cfe0e4fa54b1efae121","abstract_canon_sha256":"8080c4276d4df17b82ec52ff5ef6f062a407de92db2acff40f8ba41585c11605"},"schema_version":"1.0"},"canonical_sha256":"f7f503cf8d0eeb0d1f06a14df3423417d7dd80f9b879ceb7b7dcdec454e31312","source":{"kind":"arxiv","id":"2005.06306","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.06306","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"arxiv_version","alias_value":"2005.06306v2","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.06306","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"pith_short_12","alias_value":"672QHT4NB3VQ","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"672QHT4NB3VQ2HYG","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"672QHT4N","created_at":"2026-07-05T03:31:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:672QHT4NB3VQ2HYGUFG7GQRUC7","target":"record","payload":{"canonical_record":{"source":{"id":"2005.06306","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-05-13T13:26:17Z","cross_cats_sorted":[],"title_canon_sha256":"7042d4d63f4690210e0f08eb741374c09c37252ce6575cfe0e4fa54b1efae121","abstract_canon_sha256":"8080c4276d4df17b82ec52ff5ef6f062a407de92db2acff40f8ba41585c11605"},"schema_version":"1.0"},"canonical_sha256":"f7f503cf8d0eeb0d1f06a14df3423417d7dd80f9b879ceb7b7dcdec454e31312","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:31:21.779133Z","signature_b64":"LeBed2IwqchPjbKrE8LFKqCKhS/kdRUmPtGiFDw98KnQETigmt/83/x58kauBbSsq0JxozkkvEF3XMlqoID9BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f7f503cf8d0eeb0d1f06a14df3423417d7dd80f9b879ceb7b7dcdec454e31312","last_reissued_at":"2026-07-05T03:31:21.778744Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:31:21.778744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.06306","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:31:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"id5G6y/0vQfLlzCrQllaTYYc+Fc4ZjOr41JgQKtb2VWZQP56yRwdSvdV7cRib7UktvDrVlkMVW01p85Yt6cPBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:50:02.160801Z"},"content_sha256":"a083aa931b43c8c05bdee0da5eb148b19769bfa4c7f4e73c5af5802bba25eaf0","schema_version":"1.0","event_id":"sha256:a083aa931b43c8c05bdee0da5eb148b19769bfa4c7f4e73c5af5802bba25eaf0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:672QHT4NB3VQ2HYGUFG7GQRUC7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A possible simultaneous fit to the available $e^+e^- \\rightarrow \\Lambda^+_c \\bar{\\Lambda}^-_c$ cross section data nearby $\\psi(4660)$ by means of a strong correction to the Coulomb enhancement factor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Alberto Bortone, Alessandro Calcaterra, Alessio Mangoni, Angelo Rivetti, Antonio Amoroso, Diego Bettoni, Elisabetta Pace, Fabio Cossio, Fabrizio Bianchi, Francesca De Mori, Gianluigi Cibinetto, Giulietto Felici, Giulio Mezzadri, Ilaria Balossino, Isabella Garzia, Lia Lavezzi, Luciano Fava, Luciano Gaido, Manuel Dioniso Da Rocha Rolo, Marco Destefanis, Marco Maggiora, Marco Scodeggio, Michela Greco, Monica Bertani, Piero Patteri, Riccardo Farinelli, Rinaldo Baldini Ferroli, Simone Pacetti, Simonetta Marcello, Stefano Bagnasco, Stefano Lusso, Stefano Sosio, Stefano Spataro","submitted_at":"2020-05-13T13:26:17Z","abstract_excerpt":"There are two available set of data on the $e^+e^- \\rightarrow \\Lambda^+_c \\bar{\\Lambda}_c^-$ cross section above threshold. The BELLE measurement, with ISR return, is compatible with the presence of a resonant state, called $\\psi(4660)$ (formerly known as $Y(4660)$), observed also in other final states. The BESIII dataset has shown a different trend, with a flat cross section. We propose a new solution to fit both datasets by means of a strong correction to the Coulomb enhancement factor. Mass and width of the resonant state is extracted."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.06306","kind":"arxiv","version":2},"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/2005.06306/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":"2026-07-05T03:31:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sUnET5QGOiWbdN52FRXZiyvwvboli4bH1se8TJC5bCeZHAsP4hsU7UMvIAbI1UyLSOKGZ63yqQ33UsAR0HlFBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T07:50:02.161190Z"},"content_sha256":"7b1386952ae7d3666dd3adff7c93de826fbc0d3b71398f9d60d3f630d4b3dda7","schema_version":"1.0","event_id":"sha256:7b1386952ae7d3666dd3adff7c93de826fbc0d3b71398f9d60d3f630d4b3dda7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/672QHT4NB3VQ2HYGUFG7GQRUC7/bundle.json","state_url":"https://pith.science/pith/672QHT4NB3VQ2HYGUFG7GQRUC7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/672QHT4NB3VQ2HYGUFG7GQRUC7/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":"2026-07-07T07:50:02Z","links":{"resolver":"https://pith.science/pith/672QHT4NB3VQ2HYGUFG7GQRUC7","bundle":"https://pith.science/pith/672QHT4NB3VQ2HYGUFG7GQRUC7/bundle.json","state":"https://pith.science/pith/672QHT4NB3VQ2HYGUFG7GQRUC7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/672QHT4NB3VQ2HYGUFG7GQRUC7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:672QHT4NB3VQ2HYGUFG7GQRUC7","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":"8080c4276d4df17b82ec52ff5ef6f062a407de92db2acff40f8ba41585c11605","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-05-13T13:26:17Z","title_canon_sha256":"7042d4d63f4690210e0f08eb741374c09c37252ce6575cfe0e4fa54b1efae121"},"schema_version":"1.0","source":{"id":"2005.06306","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.06306","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"arxiv_version","alias_value":"2005.06306v2","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.06306","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"pith_short_12","alias_value":"672QHT4NB3VQ","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"672QHT4NB3VQ2HYG","created_at":"2026-07-05T03:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"672QHT4N","created_at":"2026-07-05T03:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:7b1386952ae7d3666dd3adff7c93de826fbc0d3b71398f9d60d3f630d4b3dda7","target":"graph","created_at":"2026-07-05T03:31:21Z","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/2005.06306/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"There are two available set of data on the $e^+e^- \\rightarrow \\Lambda^+_c \\bar{\\Lambda}_c^-$ cross section above threshold. The BELLE measurement, with ISR return, is compatible with the presence of a resonant state, called $\\psi(4660)$ (formerly known as $Y(4660)$), observed also in other final states. The BESIII dataset has shown a different trend, with a flat cross section. We propose a new solution to fit both datasets by means of a strong correction to the Coulomb enhancement factor. Mass and width of the resonant state is extracted.","authors_text":"Alberto Bortone, Alessandro Calcaterra, Alessio Mangoni, Angelo Rivetti, Antonio Amoroso, Diego Bettoni, Elisabetta Pace, Fabio Cossio, Fabrizio Bianchi, Francesca De Mori, Gianluigi Cibinetto, Giulietto Felici, Giulio Mezzadri, Ilaria Balossino, Isabella Garzia, Lia Lavezzi, Luciano Fava, Luciano Gaido, Manuel Dioniso Da Rocha Rolo, Marco Destefanis, Marco Maggiora, Marco Scodeggio, Michela Greco, Monica Bertani, Piero Patteri, Riccardo Farinelli, Rinaldo Baldini Ferroli, Simone Pacetti, Simonetta Marcello, Stefano Bagnasco, Stefano Lusso, Stefano Sosio, Stefano Spataro","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-05-13T13:26:17Z","title":"A possible simultaneous fit to the available $e^+e^- \\rightarrow \\Lambda^+_c \\bar{\\Lambda}^-_c$ cross section data nearby $\\psi(4660)$ by means of a strong correction to the Coulomb enhancement factor"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.06306","kind":"arxiv","version":2},"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:a083aa931b43c8c05bdee0da5eb148b19769bfa4c7f4e73c5af5802bba25eaf0","target":"record","created_at":"2026-07-05T03:31:21Z","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":"8080c4276d4df17b82ec52ff5ef6f062a407de92db2acff40f8ba41585c11605","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-05-13T13:26:17Z","title_canon_sha256":"7042d4d63f4690210e0f08eb741374c09c37252ce6575cfe0e4fa54b1efae121"},"schema_version":"1.0","source":{"id":"2005.06306","kind":"arxiv","version":2}},"canonical_sha256":"f7f503cf8d0eeb0d1f06a14df3423417d7dd80f9b879ceb7b7dcdec454e31312","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f7f503cf8d0eeb0d1f06a14df3423417d7dd80f9b879ceb7b7dcdec454e31312","first_computed_at":"2026-07-05T03:31:21.778744Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:31:21.778744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LeBed2IwqchPjbKrE8LFKqCKhS/kdRUmPtGiFDw98KnQETigmt/83/x58kauBbSsq0JxozkkvEF3XMlqoID9BA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:31:21.779133Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.06306","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a083aa931b43c8c05bdee0da5eb148b19769bfa4c7f4e73c5af5802bba25eaf0","sha256:7b1386952ae7d3666dd3adff7c93de826fbc0d3b71398f9d60d3f630d4b3dda7"],"state_sha256":"c8a70c32a084fac032efc571ce7fe6571cf13023f84ddfef47dec70e0f09b2b1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KG+B1YKkQE8c1hbY5gjbgZ+YKw//QYrbysEpCyiqyMfkJTBlwGT++CFq7q+q0AOPeYG59CCx9pohsqEooh4GAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T07:50:02.163495Z","bundle_sha256":"9a2558740ed292fa250fd87479b28f12f55705f166780fda8364bd16bb017557"}}