{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:SWYIWJZQYJX3274YVC73TLWIVC","short_pith_number":"pith:SWYIWJZQ","canonical_record":{"source":{"id":"2508.07532","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2025-08-11T01:24:02Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"1e0a69a7663c176c508c5059926149279cf476d346baf4410bfa6e311ea8f9e8","abstract_canon_sha256":"2c31a6e97603304a8cb27871994428c534c5ea1d33713cd0efdf0ca37db481c8"},"schema_version":"1.0"},"canonical_sha256":"95b08b2730c26fbd7f98a8bfb9aec8a8a3ef598c583b3bd7516f4d6fc1c5d516","source":{"kind":"arxiv","id":"2508.07532","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.07532","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"arxiv_version","alias_value":"2508.07532v1","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.07532","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"pith_short_12","alias_value":"SWYIWJZQYJX3","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"pith_short_16","alias_value":"SWYIWJZQYJX3274Y","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"pith_short_8","alias_value":"SWYIWJZQ","created_at":"2026-07-05T11:51:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:SWYIWJZQYJX3274YVC73TLWIVC","target":"record","payload":{"canonical_record":{"source":{"id":"2508.07532","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2025-08-11T01:24:02Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"1e0a69a7663c176c508c5059926149279cf476d346baf4410bfa6e311ea8f9e8","abstract_canon_sha256":"2c31a6e97603304a8cb27871994428c534c5ea1d33713cd0efdf0ca37db481c8"},"schema_version":"1.0"},"canonical_sha256":"95b08b2730c26fbd7f98a8bfb9aec8a8a3ef598c583b3bd7516f4d6fc1c5d516","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:51:47.708503Z","signature_b64":"1N0lGy6/M+4Grs3M3e0RNwAWWxXai24lHjDTUKeJsxn3m4GUnQ8P+opcWDM2YEXQd3dRn+yHuvffULvilBKvBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"95b08b2730c26fbd7f98a8bfb9aec8a8a3ef598c583b3bd7516f4d6fc1c5d516","last_reissued_at":"2026-07-05T11:51:47.708032Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:51:47.708032Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.07532","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:51:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5F+FuEHwsdTzvDq7yPNt2FM7r2HY36sbo0UiV//kVfaPvuU8Ye9KOZpjEqcDSzbXWDU7bhJBF691QNFoYZ3hCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T06:14:15.712569Z"},"content_sha256":"e25d8003b1bd37a0f34380164f6ddde27584ec3b74b4e49ac8da43e63dde1ad7","schema_version":"1.0","event_id":"sha256:e25d8003b1bd37a0f34380164f6ddde27584ec3b74b4e49ac8da43e63dde1ad7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:SWYIWJZQYJX3274YVC73TLWIVC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Leading-Order QCD Equation of State in Strong Magnetic Fields at Nonzero Baryon Chemical Potential","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-th"],"primary_cat":"hep-lat","authors_text":"Arpith Kumar, Heng-Tong Ding, Jin-Biao Gu, Sheng-Tai Li","submitted_at":"2025-08-11T01:24:02Z","abstract_excerpt":"We present continuum-estimated $(2+1)$-flavor lattice QCD results for the leading-order Taylor expansion coefficients of the equation of state in strong magnetic fields and at nonzero baryon chemical potential. Simulations employ the highly improved staggered quark (HISQ) action with physical pion masses on lattices of temporal extent $N_\\tau = 8,\\,12$, covering $145 \\lesssim T \\lesssim 165~\\mathrm{MeV}$ and $eB \\lesssim 0.8~\\mathrm{GeV}^2$, imposing strangeness neutrality with baseline results at electric charge to baryon number ratio $r = 0.4$. We determine the $T$--$eB$ dependence of $q_1$ "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.07532","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2508.07532/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T11:51:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QQgT0kCdti4c8T+moMzJ/RoPAYT0lprkxdEhAzN+uewiT2mZ3LG8dLKY2Pr2OpBvOoztOn2haH+6T/6ZkwaaDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T06:14:15.713555Z"},"content_sha256":"efb7b4c851ebbe073874061f7dba6896821fc2bec32a52aa4607cb003d02752c","schema_version":"1.0","event_id":"sha256:efb7b4c851ebbe073874061f7dba6896821fc2bec32a52aa4607cb003d02752c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SWYIWJZQYJX3274YVC73TLWIVC/bundle.json","state_url":"https://pith.science/pith/SWYIWJZQYJX3274YVC73TLWIVC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SWYIWJZQYJX3274YVC73TLWIVC/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":"2026-08-06T06:14:15Z","links":{"resolver":"https://pith.science/pith/SWYIWJZQYJX3274YVC73TLWIVC","bundle":"https://pith.science/pith/SWYIWJZQYJX3274YVC73TLWIVC/bundle.json","state":"https://pith.science/pith/SWYIWJZQYJX3274YVC73TLWIVC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SWYIWJZQYJX3274YVC73TLWIVC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:SWYIWJZQYJX3274YVC73TLWIVC","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":"2c31a6e97603304a8cb27871994428c534c5ea1d33713cd0efdf0ca37db481c8","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2025-08-11T01:24:02Z","title_canon_sha256":"1e0a69a7663c176c508c5059926149279cf476d346baf4410bfa6e311ea8f9e8"},"schema_version":"1.0","source":{"id":"2508.07532","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.07532","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"arxiv_version","alias_value":"2508.07532v1","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.07532","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"pith_short_12","alias_value":"SWYIWJZQYJX3","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"pith_short_16","alias_value":"SWYIWJZQYJX3274Y","created_at":"2026-07-05T11:51:47Z"},{"alias_kind":"pith_short_8","alias_value":"SWYIWJZQ","created_at":"2026-07-05T11:51:47Z"}],"graph_snapshots":[{"event_id":"sha256:efb7b4c851ebbe073874061f7dba6896821fc2bec32a52aa4607cb003d02752c","target":"graph","created_at":"2026-07-05T11:51:47Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2508.07532/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present continuum-estimated $(2+1)$-flavor lattice QCD results for the leading-order Taylor expansion coefficients of the equation of state in strong magnetic fields and at nonzero baryon chemical potential. Simulations employ the highly improved staggered quark (HISQ) action with physical pion masses on lattices of temporal extent $N_\\tau = 8,\\,12$, covering $145 \\lesssim T \\lesssim 165~\\mathrm{MeV}$ and $eB \\lesssim 0.8~\\mathrm{GeV}^2$, imposing strangeness neutrality with baseline results at electric charge to baryon number ratio $r = 0.4$. We determine the $T$--$eB$ dependence of $q_1$ ","authors_text":"Arpith Kumar, Heng-Tong Ding, Jin-Biao Gu, Sheng-Tai Li","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2025-08-11T01:24:02Z","title":"Leading-Order QCD Equation of State in Strong Magnetic Fields at Nonzero Baryon Chemical Potential"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.07532","kind":"arxiv","version":1},"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:e25d8003b1bd37a0f34380164f6ddde27584ec3b74b4e49ac8da43e63dde1ad7","target":"record","created_at":"2026-07-05T11:51:47Z","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":"2c31a6e97603304a8cb27871994428c534c5ea1d33713cd0efdf0ca37db481c8","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2025-08-11T01:24:02Z","title_canon_sha256":"1e0a69a7663c176c508c5059926149279cf476d346baf4410bfa6e311ea8f9e8"},"schema_version":"1.0","source":{"id":"2508.07532","kind":"arxiv","version":1}},"canonical_sha256":"95b08b2730c26fbd7f98a8bfb9aec8a8a3ef598c583b3bd7516f4d6fc1c5d516","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"95b08b2730c26fbd7f98a8bfb9aec8a8a3ef598c583b3bd7516f4d6fc1c5d516","first_computed_at":"2026-07-05T11:51:47.708032Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:51:47.708032Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1N0lGy6/M+4Grs3M3e0RNwAWWxXai24lHjDTUKeJsxn3m4GUnQ8P+opcWDM2YEXQd3dRn+yHuvffULvilBKvBg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:51:47.708503Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.07532","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e25d8003b1bd37a0f34380164f6ddde27584ec3b74b4e49ac8da43e63dde1ad7","sha256:efb7b4c851ebbe073874061f7dba6896821fc2bec32a52aa4607cb003d02752c"],"state_sha256":"0ed6ea1c00a4d4574cc2e88eff319fdd874fddac7ecb638708d209fc6837b252"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ND0vFnUWLZ7XbPKiPFlGpRgI/MftAEQkergX+/+BgdT9bcaVXSVv8+7a9e+MTciu2jNEj5AA/LswyMAWYClcAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T06:14:15.719489Z","bundle_sha256":"507841cf7498e230f20d85f4089a55288f9f451ae0b71ef6ad7d45f6170ef5f0"}}