{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:SKS7GU2RGQSBP7VPJYXIAY5UNF","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":"a65c5c419687e5c72d1f8b9a29cfad994e0632f6de882d77f996e0ec064ae325","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-13T18:00:00Z","title_canon_sha256":"081cb1cb1c703098805e813597c2ee3b4852480654bcfc7909e7a898fe41ac92"},"schema_version":"1.0","source":{"id":"2505.08855","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.08855","created_at":"2026-07-05T11:02:45Z"},{"alias_kind":"arxiv_version","alias_value":"2505.08855v1","created_at":"2026-07-05T11:02:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.08855","created_at":"2026-07-05T11:02:45Z"},{"alias_kind":"pith_short_12","alias_value":"SKS7GU2RGQSB","created_at":"2026-07-05T11:02:45Z"},{"alias_kind":"pith_short_16","alias_value":"SKS7GU2RGQSBP7VP","created_at":"2026-07-05T11:02:45Z"},{"alias_kind":"pith_short_8","alias_value":"SKS7GU2R","created_at":"2026-07-05T11:02:45Z"}],"graph_snapshots":[{"event_id":"sha256:5ff082c273833a9c744c1a87eebf90852c7495c3e6160f35bff8a88e014fb9cc","target":"graph","created_at":"2026-07-05T11:02:45Z","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/2505.08855/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"X-ray binaries (XRBs) display spectral state transitions that are accompanied by substantial changes in the hardness, luminosity, and structure of the accretion flow. We developed a GPU-accelerated cooling toolkit for general relativistic magnetohydrodynamic (GRMHD) simulations of accreting black holes that uses texture memory for fast retrieval of pre-computed values. The toolkit incorporates bremsstrahlung, synchrotron, inverse Compton radiation and Coulomb collision processes. We implemented our toolkit into a GRMHD code and used it to simulate a magnetically arrested disk in the context of","authors_text":"Alexander Tchekhovskoy, Jonatan Jacquemin-Ide, Matthew T.P. Liska, Pedro Naethe Motta, Rodrigo Nemmen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-13T18:00:00Z","title":"Black hole spectral states revealed in GRMHD simulations with texture memory accelerated cooling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.08855","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:ae6bb09be6a8d907dd031430fad0767f4cd73f634b0ded92b20b133b8fc99cc6","target":"record","created_at":"2026-07-05T11:02:45Z","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":"a65c5c419687e5c72d1f8b9a29cfad994e0632f6de882d77f996e0ec064ae325","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-05-13T18:00:00Z","title_canon_sha256":"081cb1cb1c703098805e813597c2ee3b4852480654bcfc7909e7a898fe41ac92"},"schema_version":"1.0","source":{"id":"2505.08855","kind":"arxiv","version":1}},"canonical_sha256":"92a5f35351342417feaf4e2e8063b4697459136bacf4759465187943cc992162","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"92a5f35351342417feaf4e2e8063b4697459136bacf4759465187943cc992162","first_computed_at":"2026-07-05T11:02:45.818568Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:02:45.818568Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EQDgQHhPHYZaylg5glGtWqXvHdQsY6R/X1yLyYh6o4BvPqEa3Iizx1McOxAXVzlNaS9CX+BtjEgJHMq5AQ2QDg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:02:45.819043Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.08855","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ae6bb09be6a8d907dd031430fad0767f4cd73f634b0ded92b20b133b8fc99cc6","sha256:5ff082c273833a9c744c1a87eebf90852c7495c3e6160f35bff8a88e014fb9cc"],"state_sha256":"5e5bbb8631c4c566c51050f8808b8d9f7c2d8e61785bbe8094f892339ae8f5c2"}