{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:5LBITM7BUDRID7G2TTAYRE4SZR","short_pith_number":"pith:5LBITM7B","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"},"canonical_sha256":"eac289b3e1a0e281fcda9cc1889392cc43a874ac22959fe84bbed992e9259dec","source":{"kind":"arxiv","id":"1309.7768","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.7768","created_at":"2026-05-18T02:00:59Z"},{"alias_kind":"arxiv_version","alias_value":"1309.7768v2","created_at":"2026-05-18T02:00:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.7768","created_at":"2026-05-18T02:00:59Z"},{"alias_kind":"pith_short_12","alias_value":"5LBITM7BUDRI","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"5LBITM7BUDRID7G2","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"5LBITM7B","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:5LBITM7BUDRID7G2TTAYRE4SZR","target":"record","payload":{"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"},"canonical_sha256":"eac289b3e1a0e281fcda9cc1889392cc43a874ac22959fe84bbed992e9259dec","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"},"source_kind":"arxiv","source_id":"1309.7768","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":"2026-05-18T02:00:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5m4IuXJhsvIcCXNrzVzxiW4cxeDmDdthXdIF+wbzvi/EkZuV9xYop+askbawIs3o7QxkA04qDOZRPbOgNkLnBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:16:57.218443Z"},"content_sha256":"ee4ce17bbe2c26f4e9026f080c8a3ddfc683ddc3255df7ac46eec3f54120b07f","schema_version":"1.0","event_id":"sha256:ee4ce17bbe2c26f4e9026f080c8a3ddfc683ddc3255df7ac46eec3f54120b07f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:5LBITM7BUDRID7G2TTAYRE4SZR","target":"graph","payload":{"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:00:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eMinsfP18oIPJhvAgwboiznHGnAQFuG0wWp1nFXnyXKr3Pq0pG3oC6jeXhyqAKHq2Adi2ewIzwUTRUHUH5NTAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:16:57.219083Z"},"content_sha256":"8b3a26b0731ac89b29eefb56cb2e207524347e0e4c0065436fcbda3438f2934c","schema_version":"1.0","event_id":"sha256:8b3a26b0731ac89b29eefb56cb2e207524347e0e4c0065436fcbda3438f2934c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/bundle.json","state_url":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5LBITM7BUDRID7G2TTAYRE4SZR/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":"2026-05-27T20:16:57Z","links":{"resolver":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR","bundle":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/bundle.json","state":"https://pith.science/pith/5LBITM7BUDRID7G2TTAYRE4SZR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5LBITM7BUDRID7G2TTAYRE4SZR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:5LBITM7BUDRID7G2TTAYRE4SZR","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":"85c47c0e9beb2df74194b241589a48499de414c910f286dc9be7e7369d5e7bbc","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-09-30T09:18:10Z","title_canon_sha256":"3b1b8bd54c636d1f3379d729f02c39e89063030b5909de08691cd09fc629bcdd"},"schema_version":"1.0","source":{"id":"1309.7768","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.7768","created_at":"2026-05-18T02:00:59Z"},{"alias_kind":"arxiv_version","alias_value":"1309.7768v2","created_at":"2026-05-18T02:00:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.7768","created_at":"2026-05-18T02:00:59Z"},{"alias_kind":"pith_short_12","alias_value":"5LBITM7BUDRI","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"5LBITM7BUDRID7G2","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"5LBITM7B","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:8b3a26b0731ac89b29eefb56cb2e207524347e0e4c0065436fcbda3438f2934c","target":"graph","created_at":"2026-05-18T02:00:59Z","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":"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.","authors_text":"Alejandro Vaquero, Constantia Alexandrou, Giannis Koutsou, Karl Jansen, Kyriakos Hadjiyiannakou, Martha Constantinou, Simon Dinter, Vincent Drach","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-09-30T09:18:10Z","title":"Strangeness of the nucleon from Lattice Quantum Chromodynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.7768","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:ee4ce17bbe2c26f4e9026f080c8a3ddfc683ddc3255df7ac46eec3f54120b07f","target":"record","created_at":"2026-05-18T02:00:59Z","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":"85c47c0e9beb2df74194b241589a48499de414c910f286dc9be7e7369d5e7bbc","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2013-09-30T09:18:10Z","title_canon_sha256":"3b1b8bd54c636d1f3379d729f02c39e89063030b5909de08691cd09fc629bcdd"},"schema_version":"1.0","source":{"id":"1309.7768","kind":"arxiv","version":2}},"canonical_sha256":"eac289b3e1a0e281fcda9cc1889392cc43a874ac22959fe84bbed992e9259dec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eac289b3e1a0e281fcda9cc1889392cc43a874ac22959fe84bbed992e9259dec","first_computed_at":"2026-05-18T02:00:59.202826Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:59.202826Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F4gsv5U709szaSSwOg0fBV8yKl6GDWvlWpsuwGCTRKmRsd5/gY/IocoKKrV/TatSTXlHgdWZY4y5sEC40Oe1CA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:59.203492Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.7768","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ee4ce17bbe2c26f4e9026f080c8a3ddfc683ddc3255df7ac46eec3f54120b07f","sha256:8b3a26b0731ac89b29eefb56cb2e207524347e0e4c0065436fcbda3438f2934c"],"state_sha256":"111844e1e153467bb51936c5f829df66179d52e3240e90bf2a724ff5a5494da8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cepQ/EFVbsPP85dQAD6tT61lTdO0Y3AH+Be88+s2APbtXxTzCGnN81Q3+MrRh99GXANRiXxMeC6NhmxX8p39Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T20:16:57.222960Z","bundle_sha256":"0cd51bf11fc02f63e667add23babc99ac1a602152531a352945ece5abf558c24"}}