{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:DCNHUGV3SZRWP5G3OOJQHUGRJ3","short_pith_number":"pith:DCNHUGV3","schema_version":"1.0","canonical_sha256":"189a7a1abb966367f4db739303d0d14ec4cd1348540b406aefc3ea3e2fa7bbb6","source":{"kind":"arxiv","id":"1001.5328","version":1},"attestation_state":"computed","paper":{"title":"Observation of a ppb mass threshoud enhancement in \\psi^\\prime\\to\\pi^+\\pi^-J/\\psi(J/\\psi\\to\\gamma p\\bar{p}) decay","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"The BESIII Collaboration","submitted_at":"2010-01-29T05:57:10Z","abstract_excerpt":"The decay channel $\\psi^\\prime\\to\\pi^+\\pi^-J/\\psi(J/\\psi\\to\\gamma p\\bar{p})$ is studied using a sample of $1.06\\times 10^8$ $\\psi^\\prime$ events collected by the BESIII experiment at BEPCII. A strong enhancement at threshold is observed in the $p\\bar{p}$ invariant mass spectrum. The enhancement can be fit with an $S$-wave Breit-Wigner resonance function with a resulting peak mass of $M=1861^{+6}_{-13} {\\rm (stat)}^{+7}_{-26} {\\rm (syst)} {\\rm MeV/}c^2$ and a narrow width that is $\\Gamma<38 {\\rm MeV/}c^2$ at the 90% confidence level. These results are consistent with published BESII results. Th"},"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":"1001.5328","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2010-01-29T05:57:10Z","cross_cats_sorted":[],"title_canon_sha256":"a346295184c880cbb1bb0cb2974ac21efed1ae607aeea612eb4652ceab77a9f4","abstract_canon_sha256":"e5d6c466ff9ae5c683c59124642c1c2b4f0775b591b13661011491c88d926f5b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:53:01.837807Z","signature_b64":"loY7VS3zRdpw6Lq4HYs41Kpm0ZTveWQS5REGFhtC2IIFeFySAjjfEm1VqRaSVUDY0VFQivGSQ8D8Hr1aP45ZDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"189a7a1abb966367f4db739303d0d14ec4cd1348540b406aefc3ea3e2fa7bbb6","last_reissued_at":"2026-05-17T23:53:01.837182Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:53:01.837182Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observation of a ppb mass threshoud enhancement in \\psi^\\prime\\to\\pi^+\\pi^-J/\\psi(J/\\psi\\to\\gamma p\\bar{p}) decay","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"The BESIII Collaboration","submitted_at":"2010-01-29T05:57:10Z","abstract_excerpt":"The decay channel $\\psi^\\prime\\to\\pi^+\\pi^-J/\\psi(J/\\psi\\to\\gamma p\\bar{p})$ is studied using a sample of $1.06\\times 10^8$ $\\psi^\\prime$ events collected by the BESIII experiment at BEPCII. A strong enhancement at threshold is observed in the $p\\bar{p}$ invariant mass spectrum. The enhancement can be fit with an $S$-wave Breit-Wigner resonance function with a resulting peak mass of $M=1861^{+6}_{-13} {\\rm (stat)}^{+7}_{-26} {\\rm (syst)} {\\rm MeV/}c^2$ and a narrow width that is $\\Gamma<38 {\\rm MeV/}c^2$ at the 90% confidence level. These results are consistent with published BESII results. Th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1001.5328","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":""},"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":"1001.5328","created_at":"2026-05-17T23:53:01.837269+00:00"},{"alias_kind":"arxiv_version","alias_value":"1001.5328v1","created_at":"2026-05-17T23:53:01.837269+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1001.5328","created_at":"2026-05-17T23:53:01.837269+00:00"},{"alias_kind":"pith_short_12","alias_value":"DCNHUGV3SZRW","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_16","alias_value":"DCNHUGV3SZRWP5G3","created_at":"2026-05-18T12:26:06.534383+00:00"},{"alias_kind":"pith_short_8","alias_value":"DCNHUGV3","created_at":"2026-05-18T12:26:06.534383+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.06168","citing_title":"Understanding the near-threshold structures in $e^+e^- $ annihilation from a unified $N \\bar N$-interaction perspective","ref_index":4,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3","json":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3.json","graph_json":"https://pith.science/api/pith-number/DCNHUGV3SZRWP5G3OOJQHUGRJ3/graph.json","events_json":"https://pith.science/api/pith-number/DCNHUGV3SZRWP5G3OOJQHUGRJ3/events.json","paper":"https://pith.science/paper/DCNHUGV3"},"agent_actions":{"view_html":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3","download_json":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3.json","view_paper":"https://pith.science/paper/DCNHUGV3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1001.5328&json=true","fetch_graph":"https://pith.science/api/pith-number/DCNHUGV3SZRWP5G3OOJQHUGRJ3/graph.json","fetch_events":"https://pith.science/api/pith-number/DCNHUGV3SZRWP5G3OOJQHUGRJ3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3/action/storage_attestation","attest_author":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3/action/author_attestation","sign_citation":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3/action/citation_signature","submit_replication":"https://pith.science/pith/DCNHUGV3SZRWP5G3OOJQHUGRJ3/action/replication_record"}},"created_at":"2026-05-17T23:53:01.837269+00:00","updated_at":"2026-05-17T23:53:01.837269+00:00"}