{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:5LBITM7BUDRID7G2TTAYRE4SZR","short_pith_number":"pith:5LBITM7B","schema_version":"1.0","canonical_sha256":"eac289b3e1a0e281fcda9cc1889392cc43a874ac22959fe84bbed992e9259dec","source":{"kind":"arxiv","id":"1309.7768","version":2},"attestation_state":"computed","paper":{"title":"Strangeness of the nucleon from Lattice Quantum Chromodynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"Alejandro Vaquero, Constantia Alexandrou, Giannis Koutsou, Karl Jansen, Kyriakos Hadjiyiannakou, Martha Constantinou, Simon Dinter, Vincent Drach","submitted_at":"2013-09-30T09:18:10Z","abstract_excerpt":"We present a non-perturbative calculation of the strangeness of the nucleon $y_N$ within the framework of lattice QCD. This observable is known to be an important cornerstone to interpret results from direct dark matter detection experiments. We perform a lattice computation for $y_N$ with an analysis of systematic effects originating from discretization, finite size, chiral extrapolation and excited state effects leading to the value of $y_N= 0.173(50)$. The rather large uncertainty of this value of $y_N$ is dominated by systematic uncertainties which we were able to quantify in this work."},"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":"1309.7768","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-09-30T09:18:10Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"3b1b8bd54c636d1f3379d729f02c39e89063030b5909de08691cd09fc629bcdd","abstract_canon_sha256":"85c47c0e9beb2df74194b241589a48499de414c910f286dc9be7e7369d5e7bbc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:59.203492Z","signature_b64":"F4gsv5U709szaSSwOg0fBV8yKl6GDWvlWpsuwGCTRKmRsd5/gY/IocoKKrV/TatSTXlHgdWZY4y5sEC40Oe1CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eac289b3e1a0e281fcda9cc1889392cc43a874ac22959fe84bbed992e9259dec","last_reissued_at":"2026-05-18T02:00:59.202826Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:59.202826Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Strangeness of the nucleon from Lattice Quantum Chromodynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"hep-lat","authors_text":"Alejandro Vaquero, Constantia Alexandrou, Giannis Koutsou, Karl Jansen, Kyriakos Hadjiyiannakou, Martha Constantinou, Simon Dinter, Vincent Drach","submitted_at":"2013-09-30T09:18:10Z","abstract_excerpt":"We present a non-perturbative calculation of the strangeness of the nucleon $y_N$ within the framework of lattice QCD. This observable is known to be an important cornerstone to interpret results from direct dark matter detection experiments. We perform a lattice computation for $y_N$ with an analysis of systematic effects originating from discretization, finite size, chiral extrapolation and excited state effects leading to the value of $y_N= 0.173(50)$. The rather large uncertainty of this value of $y_N$ is dominated by systematic uncertainties which we were able to quantify in this work."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.7768","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":""},"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":"1309.7768","created_at":"2026-05-18T02:00:59.202923+00:00"},{"alias_kind":"arxiv_version","alias_value":"1309.7768v2","created_at":"2026-05-18T02:00:59.202923+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.7768","created_at":"2026-05-18T02:00:59.202923+00:00"},{"alias_kind":"pith_short_12","alias_value":"5LBITM7BUDRI","created_at":"2026-05-18T12:27:34.582898+00:00"},{"alias_kind":"pith_short_16","alias_value":"5LBITM7BUDRID7G2","created_at":"2026-05-18T12:27:34.582898+00:00"},{"alias_kind":"pith_short_8","alias_value":"5LBITM7B","created_at":"2026-05-18T12:27:34.582898+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR","json":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR.json","graph_json":"https://pith.science/api/pith-number/5LBITM7BUDRID7G2TTAYRE4SZR/graph.json","events_json":"https://pith.science/api/pith-number/5LBITM7BUDRID7G2TTAYRE4SZR/events.json","paper":"https://pith.science/paper/5LBITM7B"},"agent_actions":{"view_html":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR","download_json":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR.json","view_paper":"https://pith.science/paper/5LBITM7B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1309.7768&json=true","fetch_graph":"https://pith.science/api/pith-number/5LBITM7BUDRID7G2TTAYRE4SZR/graph.json","fetch_events":"https://pith.science/api/pith-number/5LBITM7BUDRID7G2TTAYRE4SZR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/action/storage_attestation","attest_author":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/action/author_attestation","sign_citation":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/action/citation_signature","submit_replication":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/action/replication_record"}},"created_at":"2026-05-18T02:00:59.202923+00:00","updated_at":"2026-05-18T02:00:59.202923+00:00"}