{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:IZTIN4WU2LS22XAVQFHVEUBDTU","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":"e5c3679cf3b80ef0c2ea932776780d3a191f3db4d48b851acaada465e02beba5","cross_cats_sorted":["hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-03-08T15:01:44Z","title_canon_sha256":"adc56302ea5d7a1c4a1abc6fd7a853e710600152516efb8928677703e792ca22"},"schema_version":"1.0","source":{"id":"1703.02861","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.02861","created_at":"2026-05-18T00:27:57Z"},{"alias_kind":"arxiv_version","alias_value":"1703.02861v4","created_at":"2026-05-18T00:27:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.02861","created_at":"2026-05-18T00:27:57Z"},{"alias_kind":"pith_short_12","alias_value":"IZTIN4WU2LS2","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"IZTIN4WU2LS22XAV","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"IZTIN4WU","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:b3b3d9e52bd4ae8440991321de6041ab1f2cb84f1a452b580ae15bcd1d58206e","target":"graph","created_at":"2026-05-18T00:27:57Z","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"},"paper":{"abstract_excerpt":"$\\eta NNN$ and $\\eta NNNN$ bound states are explored in stochastic variational method (SVM) calculations within a pionless effective field theory (EFT) approach at leading order. The theoretical input consists of regulated $NN$ and $NNN$ contact terms, and a regulated energy dependent $\\eta N$ contact term derived from coupled-channel models of the $N^{\\ast}(1535)$ nucleon resonance plus a regulated $\\eta NN$ contact term. A self consistency procedure is applied to deal with the energy dependence of the $\\eta N$ subthreshold input, resulting in a weak dependence of the calculated $\\eta$-nuclea","authors_text":"A. Gal, B. Bazak, E. Friedman, N. Barnea","cross_cats":["hep-ph","nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-03-08T15:01:44Z","title":"Onset of $\\eta$-nuclear binding in a pionless EFT approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.02861","kind":"arxiv","version":4},"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":"sha256:9b61917702a244ef067bd5a6bd4866a2cb6cbc433f47d14aa3424ba086077e0d","target":"record","created_at":"2026-05-18T00:27:57Z","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":"e5c3679cf3b80ef0c2ea932776780d3a191f3db4d48b851acaada465e02beba5","cross_cats_sorted":["hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-03-08T15:01:44Z","title_canon_sha256":"adc56302ea5d7a1c4a1abc6fd7a853e710600152516efb8928677703e792ca22"},"schema_version":"1.0","source":{"id":"1703.02861","kind":"arxiv","version":4}},"canonical_sha256":"466686f2d4d2e5ad5c15814f5250239d356851ad4b42d315cafebc723dfcd288","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"466686f2d4d2e5ad5c15814f5250239d356851ad4b42d315cafebc723dfcd288","first_computed_at":"2026-05-18T00:27:57.460308Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:27:57.460308Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aooqKN2Q7sG5XdQTDPWVk/9zswt2HKeXgKc/aaqwfATlcsfunNi3OaHArVdY0wfleSlrl+rEx4035FkogK/3DA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:27:57.461077Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.02861","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9b61917702a244ef067bd5a6bd4866a2cb6cbc433f47d14aa3424ba086077e0d","sha256:b3b3d9e52bd4ae8440991321de6041ab1f2cb84f1a452b580ae15bcd1d58206e"],"state_sha256":"90f4dfe2881ef9fd685b293a69bca3d9df4686b9a099ab81259e5b14e22cfcc2"}