{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:GKDGHNAK3FTA4OQMCBXCCNVU53","short_pith_number":"pith:GKDGHNAK","canonical_record":{"source":{"id":"1507.03571","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-07-13T19:56:20Z","cross_cats_sorted":["hep-ph","hep-th","nucl-th"],"title_canon_sha256":"6c5cf41e8846cf592e538a716ace3197a9e09e3123c2337ec9c7562c3cc892c3","abstract_canon_sha256":"0504955bd0a54ef04c225ab6221e59eeafa7bc3ae1ae861d8a1fef4583c17976"},"schema_version":"1.0"},"canonical_sha256":"328663b40ad9660e3a0c106e2136b4eefc87a0d6629f5b556811411cf24b2e6b","source":{"kind":"arxiv","id":"1507.03571","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.03571","created_at":"2026-05-18T01:32:59Z"},{"alias_kind":"arxiv_version","alias_value":"1507.03571v2","created_at":"2026-05-18T01:32:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03571","created_at":"2026-05-18T01:32:59Z"},{"alias_kind":"pith_short_12","alias_value":"GKDGHNAK3FTA","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GKDGHNAK3FTA4OQM","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GKDGHNAK","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:GKDGHNAK3FTA4OQMCBXCCNVU53","target":"record","payload":{"canonical_record":{"source":{"id":"1507.03571","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-07-13T19:56:20Z","cross_cats_sorted":["hep-ph","hep-th","nucl-th"],"title_canon_sha256":"6c5cf41e8846cf592e538a716ace3197a9e09e3123c2337ec9c7562c3cc892c3","abstract_canon_sha256":"0504955bd0a54ef04c225ab6221e59eeafa7bc3ae1ae861d8a1fef4583c17976"},"schema_version":"1.0"},"canonical_sha256":"328663b40ad9660e3a0c106e2136b4eefc87a0d6629f5b556811411cf24b2e6b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:32:59.850091Z","signature_b64":"kTbNar2jVgSiRqPK7iWejarGYOzOTuUPu6bbtR9WPrymITXSHABsfhDP9pFH8/Z26Qjf0YoKjiR7FDbMStFPDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"328663b40ad9660e3a0c106e2136b4eefc87a0d6629f5b556811411cf24b2e6b","last_reissued_at":"2026-05-18T01:32:59.849537Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:32:59.849537Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.03571","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":"2026-05-18T01:32:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4Rei2kGweWH9XFolREsEm41O6yzjIrnPKVdYyoAb20Yt0MI0KRMqo3HCQg5hR8jE1asei+2eGw+ThoLyVMcRBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T23:04:41.971762Z"},"content_sha256":"be3d0a578e590930e1109a36541d4dcdc6e82f0b22acfc682c0cb02db122e7f4","schema_version":"1.0","event_id":"sha256:be3d0a578e590930e1109a36541d4dcdc6e82f0b22acfc682c0cb02db122e7f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:GKDGHNAK3FTA4OQMCBXCCNVU53","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Curvature of the chiral pseudo-critical line in QCD: continuum extrapolated results","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","hep-th","nucl-th"],"primary_cat":"hep-lat","authors_text":"Claudio Bonati, Francesco Negro, Francesco Sanfilippo, Marco Mariti, Massimo D'Elia, Michele Mesiti","submitted_at":"2015-07-13T19:56:20Z","abstract_excerpt":"We determine the curvature of the pseudo-critical line of strong interactions by means of numerical simulations at imaginary chemical potentials. We consider $N_f=2+1$ stout improved staggered fermions with physical quark masses and the tree level Symanzik gauge action, and explore four different sets of lattice spacings, corresponding to $N_t = 6,8,10,12$, in order to extrapolate results to the continuum limit. Our final estimate is $\\kappa = 0.0135(20)$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03571","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":"2026-05-18T01:32:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zh2S3NkHi/S3/g76ivQyqD6hdljucdgGltZnlJOriGkG0AyNlmuPjz3th/VgpoV9g1xDQMt7Pb1BpPE3CmsBDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T23:04:41.972422Z"},"content_sha256":"6bab011dba06af23255c5210b0d42614b669cb3aab5d81015a30f1da6deab374","schema_version":"1.0","event_id":"sha256:6bab011dba06af23255c5210b0d42614b669cb3aab5d81015a30f1da6deab374"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GKDGHNAK3FTA4OQMCBXCCNVU53/bundle.json","state_url":"https://pith.science/pith/GKDGHNAK3FTA4OQMCBXCCNVU53/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GKDGHNAK3FTA4OQMCBXCCNVU53/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":"2026-06-11T23:04:41Z","links":{"resolver":"https://pith.science/pith/GKDGHNAK3FTA4OQMCBXCCNVU53","bundle":"https://pith.science/pith/GKDGHNAK3FTA4OQMCBXCCNVU53/bundle.json","state":"https://pith.science/pith/GKDGHNAK3FTA4OQMCBXCCNVU53/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GKDGHNAK3FTA4OQMCBXCCNVU53/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:GKDGHNAK3FTA4OQMCBXCCNVU53","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":"0504955bd0a54ef04c225ab6221e59eeafa7bc3ae1ae861d8a1fef4583c17976","cross_cats_sorted":["hep-ph","hep-th","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-07-13T19:56:20Z","title_canon_sha256":"6c5cf41e8846cf592e538a716ace3197a9e09e3123c2337ec9c7562c3cc892c3"},"schema_version":"1.0","source":{"id":"1507.03571","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.03571","created_at":"2026-05-18T01:32:59Z"},{"alias_kind":"arxiv_version","alias_value":"1507.03571v2","created_at":"2026-05-18T01:32:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03571","created_at":"2026-05-18T01:32:59Z"},{"alias_kind":"pith_short_12","alias_value":"GKDGHNAK3FTA","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GKDGHNAK3FTA4OQM","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GKDGHNAK","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:6bab011dba06af23255c5210b0d42614b669cb3aab5d81015a30f1da6deab374","target":"graph","created_at":"2026-05-18T01:32:59Z","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 determine the curvature of the pseudo-critical line of strong interactions by means of numerical simulations at imaginary chemical potentials. We consider $N_f=2+1$ stout improved staggered fermions with physical quark masses and the tree level Symanzik gauge action, and explore four different sets of lattice spacings, corresponding to $N_t = 6,8,10,12$, in order to extrapolate results to the continuum limit. Our final estimate is $\\kappa = 0.0135(20)$.","authors_text":"Claudio Bonati, Francesco Negro, Francesco Sanfilippo, Marco Mariti, Massimo D'Elia, Michele Mesiti","cross_cats":["hep-ph","hep-th","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-07-13T19:56:20Z","title":"Curvature of the chiral pseudo-critical line in QCD: continuum extrapolated results"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03571","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:be3d0a578e590930e1109a36541d4dcdc6e82f0b22acfc682c0cb02db122e7f4","target":"record","created_at":"2026-05-18T01:32:59Z","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":"0504955bd0a54ef04c225ab6221e59eeafa7bc3ae1ae861d8a1fef4583c17976","cross_cats_sorted":["hep-ph","hep-th","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-07-13T19:56:20Z","title_canon_sha256":"6c5cf41e8846cf592e538a716ace3197a9e09e3123c2337ec9c7562c3cc892c3"},"schema_version":"1.0","source":{"id":"1507.03571","kind":"arxiv","version":2}},"canonical_sha256":"328663b40ad9660e3a0c106e2136b4eefc87a0d6629f5b556811411cf24b2e6b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"328663b40ad9660e3a0c106e2136b4eefc87a0d6629f5b556811411cf24b2e6b","first_computed_at":"2026-05-18T01:32:59.849537Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:32:59.849537Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kTbNar2jVgSiRqPK7iWejarGYOzOTuUPu6bbtR9WPrymITXSHABsfhDP9pFH8/Z26Qjf0YoKjiR7FDbMStFPDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:32:59.850091Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.03571","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be3d0a578e590930e1109a36541d4dcdc6e82f0b22acfc682c0cb02db122e7f4","sha256:6bab011dba06af23255c5210b0d42614b669cb3aab5d81015a30f1da6deab374"],"state_sha256":"9af4dddfa2aabb5a7fe07434e643214331667ec3cacc9346f81f1da292549aac"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e2c05QX16ldoY0XAKBcH5BtUv7rnSrNd7gb5D66lHyIMf6t5y49kSqemQMApHcVWTRGT0O8PVLsSHNUTkEk4DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T23:04:41.976535Z","bundle_sha256":"f4532380395b871b81fbc668b0c41fe72ad45bb421eba52725e79d9bfc4ea4d2"}}