{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:B3X2KGR7E64GUX3YX63SOJIVL6","short_pith_number":"pith:B3X2KGR7","canonical_record":{"source":{"id":"1508.07599","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-08-30T16:39:21Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"78aeaa13fd2b1e715c247a9bc10ec0d10c2a98ca994ea834bd3bdc5b682d95ad","abstract_canon_sha256":"b814ceccabbc17061894457718cf14630a8a8bf30882bcea862cf88990853182"},"schema_version":"1.0"},"canonical_sha256":"0eefa51a3f27b86a5f78bfb72725155fa4b3a8f51aacb8316ec8afccf023d190","source":{"kind":"arxiv","id":"1508.07599","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.07599","created_at":"2026-05-18T01:21:54Z"},{"alias_kind":"arxiv_version","alias_value":"1508.07599v2","created_at":"2026-05-18T01:21:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.07599","created_at":"2026-05-18T01:21:54Z"},{"alias_kind":"pith_short_12","alias_value":"B3X2KGR7E64G","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_16","alias_value":"B3X2KGR7E64GUX3Y","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_8","alias_value":"B3X2KGR7","created_at":"2026-05-18T12:29:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:B3X2KGR7E64GUX3YX63SOJIVL6","target":"record","payload":{"canonical_record":{"source":{"id":"1508.07599","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-08-30T16:39:21Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"78aeaa13fd2b1e715c247a9bc10ec0d10c2a98ca994ea834bd3bdc5b682d95ad","abstract_canon_sha256":"b814ceccabbc17061894457718cf14630a8a8bf30882bcea862cf88990853182"},"schema_version":"1.0"},"canonical_sha256":"0eefa51a3f27b86a5f78bfb72725155fa4b3a8f51aacb8316ec8afccf023d190","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:54.404052Z","signature_b64":"3G/zYJybsI1uVcZsV71yXDvOaRmWVKvuVljUDq87KCyD3zPJI58HY9LyqixyrLqLiW7boBdugu8KSUzci8+oBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0eefa51a3f27b86a5f78bfb72725155fa4b3a8f51aacb8316ec8afccf023d190","last_reissued_at":"2026-05-18T01:21:54.403446Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:54.403446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.07599","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":"2026-05-18T01:21:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3PmsQdGwLHbCA9IpX0u/JiPxjEZMLAfnNwu7FMHhJBuwXF3A9v13/rcTe66simtrQ0bC97Q3tQSz1GO9ZEfDBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T16:13:08.928703Z"},"content_sha256":"dd4cfc9b72683d4c3bf5f0efec56c4207cf858ce777390e0adb2fbf4e743a3fb","schema_version":"1.0","event_id":"sha256:dd4cfc9b72683d4c3bf5f0efec56c4207cf858ce777390e0adb2fbf4e743a3fb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:B3X2KGR7E64GUX3YX63SOJIVL6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Critical line of 2+1 flavor QCD: Toward the continuum limit","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-th"],"primary_cat":"hep-lat","authors_text":"Alessandro Papa, Leonardo Cosmai, Paolo Cea","submitted_at":"2015-08-30T16:39:21Z","abstract_excerpt":"We determine the continuum limit of the curvature of the pseudocritical line of QCD with $n_f$=2+1 staggered fermions at nonzero temperature and quark density. We perform Monte Carlo simulations at imaginary baryon chemical potentials, adopting the HISQ/tree action discretization, as implemented in the code by the MILC collaboration. Couplings are adjusted so as to move on a line of constant physics, as determined in Ref.~\\cite{Bazavov:2011nk}, with the strange quark mass $m_s$ fixed at its physical value and a light-to-strange mass ratio $m_l/m_s=1/20$. The chemical potential is set at the sa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.07599","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":"2026-05-18T01:21:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BL4p5Y/REAOsN4muvzG2AnNByTYj3SjNXN8DTOiMtxUfZFiz8qBa3ZTfF6p+loV494yEhz0rpyBDqoAxu+T7Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T16:13:08.929263Z"},"content_sha256":"d3cc5979f4349f5608e3aa232ffd0aac594af2bb54e2eed8479f8f2e632c04ec","schema_version":"1.0","event_id":"sha256:d3cc5979f4349f5608e3aa232ffd0aac594af2bb54e2eed8479f8f2e632c04ec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/B3X2KGR7E64GUX3YX63SOJIVL6/bundle.json","state_url":"https://pith.science/pith/B3X2KGR7E64GUX3YX63SOJIVL6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/B3X2KGR7E64GUX3YX63SOJIVL6/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":"2026-08-12T16:13:08Z","links":{"resolver":"https://pith.science/pith/B3X2KGR7E64GUX3YX63SOJIVL6","bundle":"https://pith.science/pith/B3X2KGR7E64GUX3YX63SOJIVL6/bundle.json","state":"https://pith.science/pith/B3X2KGR7E64GUX3YX63SOJIVL6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/B3X2KGR7E64GUX3YX63SOJIVL6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:B3X2KGR7E64GUX3YX63SOJIVL6","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":"b814ceccabbc17061894457718cf14630a8a8bf30882bcea862cf88990853182","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-08-30T16:39:21Z","title_canon_sha256":"78aeaa13fd2b1e715c247a9bc10ec0d10c2a98ca994ea834bd3bdc5b682d95ad"},"schema_version":"1.0","source":{"id":"1508.07599","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.07599","created_at":"2026-05-18T01:21:54Z"},{"alias_kind":"arxiv_version","alias_value":"1508.07599v2","created_at":"2026-05-18T01:21:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.07599","created_at":"2026-05-18T01:21:54Z"},{"alias_kind":"pith_short_12","alias_value":"B3X2KGR7E64G","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_16","alias_value":"B3X2KGR7E64GUX3Y","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_8","alias_value":"B3X2KGR7","created_at":"2026-05-18T12:29:14Z"}],"graph_snapshots":[{"event_id":"sha256:d3cc5979f4349f5608e3aa232ffd0aac594af2bb54e2eed8479f8f2e632c04ec","target":"graph","created_at":"2026-05-18T01:21:54Z","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 continuum limit of the curvature of the pseudocritical line of QCD with $n_f$=2+1 staggered fermions at nonzero temperature and quark density. We perform Monte Carlo simulations at imaginary baryon chemical potentials, adopting the HISQ/tree action discretization, as implemented in the code by the MILC collaboration. Couplings are adjusted so as to move on a line of constant physics, as determined in Ref.~\\cite{Bazavov:2011nk}, with the strange quark mass $m_s$ fixed at its physical value and a light-to-strange mass ratio $m_l/m_s=1/20$. The chemical potential is set at the sa","authors_text":"Alessandro Papa, Leonardo Cosmai, Paolo Cea","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-08-30T16:39:21Z","title":"Critical line of 2+1 flavor QCD: Toward the continuum limit"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.07599","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:dd4cfc9b72683d4c3bf5f0efec56c4207cf858ce777390e0adb2fbf4e743a3fb","target":"record","created_at":"2026-05-18T01:21:54Z","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":"b814ceccabbc17061894457718cf14630a8a8bf30882bcea862cf88990853182","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2015-08-30T16:39:21Z","title_canon_sha256":"78aeaa13fd2b1e715c247a9bc10ec0d10c2a98ca994ea834bd3bdc5b682d95ad"},"schema_version":"1.0","source":{"id":"1508.07599","kind":"arxiv","version":2}},"canonical_sha256":"0eefa51a3f27b86a5f78bfb72725155fa4b3a8f51aacb8316ec8afccf023d190","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0eefa51a3f27b86a5f78bfb72725155fa4b3a8f51aacb8316ec8afccf023d190","first_computed_at":"2026-05-18T01:21:54.403446Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:54.403446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3G/zYJybsI1uVcZsV71yXDvOaRmWVKvuVljUDq87KCyD3zPJI58HY9LyqixyrLqLiW7boBdugu8KSUzci8+oBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:54.404052Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.07599","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dd4cfc9b72683d4c3bf5f0efec56c4207cf858ce777390e0adb2fbf4e743a3fb","sha256:d3cc5979f4349f5608e3aa232ffd0aac594af2bb54e2eed8479f8f2e632c04ec"],"state_sha256":"9f23d76042a7709f37758e0d0c046efdf4eb439069a8c6bcd995627633390191"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8WvPAZ1Zd1vBjxb3L/yX0eT2/fMwqUbN2YQGO4rzleAr6lMZzR6fNXav0rq5kVpmXrOFhPzU8IkmKjnbBQ7JBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T16:13:08.934420Z","bundle_sha256":"f5ae6a9dfd6c40bd253ab04df13504e8f2bb595290083940aa1cec1b483f1a64"}}