{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:VACCKK6S6ON3CXBQ7FFMMG5X46","short_pith_number":"pith:VACCKK6S","canonical_record":{"source":{"id":"1805.04597","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-11T21:30:22Z","cross_cats_sorted":[],"title_canon_sha256":"4d906001bac14b609d7a7a12f8ae030bcde5e0d17860046698e66d2af0a93c0b","abstract_canon_sha256":"f26a5474634dce662e2718868515c1d3ad66fb88858ddd0e60e7b53e2369a946"},"schema_version":"1.0"},"canonical_sha256":"a804252bd2f39bb15c30f94ac61bb7e7a3e278b2ef6452649124d77d2f74837a","source":{"kind":"arxiv","id":"1805.04597","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.04597","created_at":"2026-05-18T00:10:27Z"},{"alias_kind":"arxiv_version","alias_value":"1805.04597v2","created_at":"2026-05-18T00:10:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.04597","created_at":"2026-05-18T00:10:27Z"},{"alias_kind":"pith_short_12","alias_value":"VACCKK6S6ON3","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VACCKK6S6ON3CXBQ","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VACCKK6S","created_at":"2026-05-18T12:32:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:VACCKK6S6ON3CXBQ7FFMMG5X46","target":"record","payload":{"canonical_record":{"source":{"id":"1805.04597","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-11T21:30:22Z","cross_cats_sorted":[],"title_canon_sha256":"4d906001bac14b609d7a7a12f8ae030bcde5e0d17860046698e66d2af0a93c0b","abstract_canon_sha256":"f26a5474634dce662e2718868515c1d3ad66fb88858ddd0e60e7b53e2369a946"},"schema_version":"1.0"},"canonical_sha256":"a804252bd2f39bb15c30f94ac61bb7e7a3e278b2ef6452649124d77d2f74837a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:27.827443Z","signature_b64":"Pd6co5HiA6X9DR1/xyR6gjbWsulFWDVdQdWN+gaFIeC4iGB0Ln5muSkxq9+5Gvc30Kgs6wxVA5tesJ5sfudXAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a804252bd2f39bb15c30f94ac61bb7e7a3e278b2ef6452649124d77d2f74837a","last_reissued_at":"2026-05-18T00:10:27.826824Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:27.826824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.04597","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":"2026-05-18T00:10:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pJUbZBhmFHPEzD7S1muynXfnjrLMTItarz0MxOnZGChKOpEQw6lBVtIlb3JpKHslfQp+v06soRny2rS2Y0znCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T00:37:28.808146Z"},"content_sha256":"97060ca26d27e15733cf8f68ff620e1b60d3c7f5607769df466dec915a8d4736","schema_version":"1.0","event_id":"sha256:97060ca26d27e15733cf8f68ff620e1b60d3c7f5607769df466dec915a8d4736"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:VACCKK6S6ON3CXBQ7FFMMG5X46","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effects of strong magnetic fields on quark matter and $\\pi^0$ properties within nonlocal chiral quark models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"D. G\\'omez Dumm, M.F. Izzo Villafa\\~ne, N.N. Scoccola, S. Noguera, V. Pagura","submitted_at":"2018-05-11T21:30:22Z","abstract_excerpt":"We study the behavior of strongly interacting matter under a strong external magnetic field in the context of chiral quark models that include nonlocal interactions. In particular, we analyze the influence of a constant magnetic field on the chiral quark condensates at zero and finite temperature, studying the deconfinement and chiral restoration critical temperatures and discussing the observed \"magnetic catalysis\" and \"inverse magnetic catalysis\" effects. In addition, we analyze in this framework the behavior of the $\\pi^0$ mass and decay constant. The predictions of nonlocal chiral quark mo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.04597","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":"2026-05-18T00:10:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gYgc/iwLAP1Y+wdfM1QwHrFEmC0/ANOsmJcqCpUk9sBldcAP9NMOA/r7frL3ZQtvVSLL7MDsBmNtLTurKoxKBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T00:37:28.808855Z"},"content_sha256":"a0be2b18c8e2dbcd21496d8e16bb2033a4f5aca3ccd325c15936c7ca2a9632cf","schema_version":"1.0","event_id":"sha256:a0be2b18c8e2dbcd21496d8e16bb2033a4f5aca3ccd325c15936c7ca2a9632cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VACCKK6S6ON3CXBQ7FFMMG5X46/bundle.json","state_url":"https://pith.science/pith/VACCKK6S6ON3CXBQ7FFMMG5X46/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VACCKK6S6ON3CXBQ7FFMMG5X46/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":"2026-05-24T00:37:28Z","links":{"resolver":"https://pith.science/pith/VACCKK6S6ON3CXBQ7FFMMG5X46","bundle":"https://pith.science/pith/VACCKK6S6ON3CXBQ7FFMMG5X46/bundle.json","state":"https://pith.science/pith/VACCKK6S6ON3CXBQ7FFMMG5X46/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VACCKK6S6ON3CXBQ7FFMMG5X46/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:VACCKK6S6ON3CXBQ7FFMMG5X46","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":"f26a5474634dce662e2718868515c1d3ad66fb88858ddd0e60e7b53e2369a946","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-11T21:30:22Z","title_canon_sha256":"4d906001bac14b609d7a7a12f8ae030bcde5e0d17860046698e66d2af0a93c0b"},"schema_version":"1.0","source":{"id":"1805.04597","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.04597","created_at":"2026-05-18T00:10:27Z"},{"alias_kind":"arxiv_version","alias_value":"1805.04597v2","created_at":"2026-05-18T00:10:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.04597","created_at":"2026-05-18T00:10:27Z"},{"alias_kind":"pith_short_12","alias_value":"VACCKK6S6ON3","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_16","alias_value":"VACCKK6S6ON3CXBQ","created_at":"2026-05-18T12:32:59Z"},{"alias_kind":"pith_short_8","alias_value":"VACCKK6S","created_at":"2026-05-18T12:32:59Z"}],"graph_snapshots":[{"event_id":"sha256:a0be2b18c8e2dbcd21496d8e16bb2033a4f5aca3ccd325c15936c7ca2a9632cf","target":"graph","created_at":"2026-05-18T00:10:27Z","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 study the behavior of strongly interacting matter under a strong external magnetic field in the context of chiral quark models that include nonlocal interactions. In particular, we analyze the influence of a constant magnetic field on the chiral quark condensates at zero and finite temperature, studying the deconfinement and chiral restoration critical temperatures and discussing the observed \"magnetic catalysis\" and \"inverse magnetic catalysis\" effects. In addition, we analyze in this framework the behavior of the $\\pi^0$ mass and decay constant. The predictions of nonlocal chiral quark mo","authors_text":"D. G\\'omez Dumm, M.F. Izzo Villafa\\~ne, N.N. Scoccola, S. Noguera, V. Pagura","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-11T21:30:22Z","title":"Effects of strong magnetic fields on quark matter and $\\pi^0$ properties within nonlocal chiral quark models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.04597","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":"sha256:97060ca26d27e15733cf8f68ff620e1b60d3c7f5607769df466dec915a8d4736","target":"record","created_at":"2026-05-18T00:10:27Z","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":"f26a5474634dce662e2718868515c1d3ad66fb88858ddd0e60e7b53e2369a946","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-11T21:30:22Z","title_canon_sha256":"4d906001bac14b609d7a7a12f8ae030bcde5e0d17860046698e66d2af0a93c0b"},"schema_version":"1.0","source":{"id":"1805.04597","kind":"arxiv","version":2}},"canonical_sha256":"a804252bd2f39bb15c30f94ac61bb7e7a3e278b2ef6452649124d77d2f74837a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a804252bd2f39bb15c30f94ac61bb7e7a3e278b2ef6452649124d77d2f74837a","first_computed_at":"2026-05-18T00:10:27.826824Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:10:27.826824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Pd6co5HiA6X9DR1/xyR6gjbWsulFWDVdQdWN+gaFIeC4iGB0Ln5muSkxq9+5Gvc30Kgs6wxVA5tesJ5sfudXAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:10:27.827443Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.04597","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97060ca26d27e15733cf8f68ff620e1b60d3c7f5607769df466dec915a8d4736","sha256:a0be2b18c8e2dbcd21496d8e16bb2033a4f5aca3ccd325c15936c7ca2a9632cf"],"state_sha256":"fdd15c50cf7df45b4f6ccdf094b8fcbdaec9fad9546544be78d3f099f53dbe5c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tzMKoWoa89SvvHN+AFz+mDle+GVGOstQGRKtvSlscHeWvSndePlOz4rg70AbbB6eYLky385YdgnyxCMeua/RCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T00:37:28.811972Z","bundle_sha256":"e0f37f8fff3f71b656853d93847ab49ff0b2b2213e7d93a459c9e2ea1bb51cac"}}