{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:TZO7TEWHSOUNCP3FBTYNYVBCTG","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":"1b1b4ad4d158a2a0b77fd45ff29db2cebf8d06c5f1c33009e1c434fe9e349d59","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-09-07T16:06:43Z","title_canon_sha256":"cde8e257a2e50fcbc05e13ff4695ae0c3e406c1a42896825c182b1f7d177a1ec"},"schema_version":"1.0","source":{"id":"1209.1581","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.1581","created_at":"2026-05-18T03:46:04Z"},{"alias_kind":"arxiv_version","alias_value":"1209.1581v1","created_at":"2026-05-18T03:46:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.1581","created_at":"2026-05-18T03:46:04Z"},{"alias_kind":"pith_short_12","alias_value":"TZO7TEWHSOUN","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"TZO7TEWHSOUNCP3F","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"TZO7TEWH","created_at":"2026-05-18T12:27:23Z"}],"graph_snapshots":[{"event_id":"sha256:bd2bd70337c0cca7d7b7cf5307a8230638c286e5105af27e861ac24f378125e0","target":"graph","created_at":"2026-05-18T03:46:04Z","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":"The \"regular\" model presented here can be considered to be the most natural solution to the problem of constructing the simplest possible relativistic analogue of the category of classical Fourier--Euler thermally conducting fluid models as characterised by a pair of equations of state for just two dependent variables (an equilibrium density and a conducting scalar). The historically established but causally unsatisfactory solution to this problem due to Eckart is shown to be based on an ansatz that is interpretable as postulating a most unnatural relation between the (particle and entropy) ve","authors_text":"Brandon Carter","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-09-07T16:06:43Z","title":"The regular conducting fluid model for relativistic thermodynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.1581","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":"sha256:56f7467b07fe2491bb69d4a33b3328ba1241459ecbd5aa6764fb263fbf3898ef","target":"record","created_at":"2026-05-18T03:46:04Z","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":"1b1b4ad4d158a2a0b77fd45ff29db2cebf8d06c5f1c33009e1c434fe9e349d59","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-09-07T16:06:43Z","title_canon_sha256":"cde8e257a2e50fcbc05e13ff4695ae0c3e406c1a42896825c182b1f7d177a1ec"},"schema_version":"1.0","source":{"id":"1209.1581","kind":"arxiv","version":1}},"canonical_sha256":"9e5df992c793a8d13f650cf0dc542299a199a3ae4e3b530f4f84fc9674950f51","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9e5df992c793a8d13f650cf0dc542299a199a3ae4e3b530f4f84fc9674950f51","first_computed_at":"2026-05-18T03:46:04.426916Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:46:04.426916Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uga2RvpKckAt5DD5C8eh+YzEKZIj3X0MDmYmggq0lroDdkiE7x7C60pKZ/FMmWy16SGNt3v54p96dyCVvgIxDA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:46:04.427511Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.1581","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:56f7467b07fe2491bb69d4a33b3328ba1241459ecbd5aa6764fb263fbf3898ef","sha256:bd2bd70337c0cca7d7b7cf5307a8230638c286e5105af27e861ac24f378125e0"],"state_sha256":"5dc27019c7bfe76b3df0401d41d9310c6496cdad18d0d20c4dc3d544860a52f9"}