{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:U22BUS74OX74WTVF3YS3TXQUJN","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":"847e597cf08c65125ec1bd0eab77b2a04430f2f0fa0e17460c4ac3412f858d9b","cross_cats_sorted":["hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2022-09-21T14:03:25Z","title_canon_sha256":"01f7501b76c3add54e210449a965a609f6309b2431a5d42f4860ffbdd40643c6"},"schema_version":"1.0","source":{"id":"2209.10370","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.10370","created_at":"2026-07-05T04:59:48Z"},{"alias_kind":"arxiv_version","alias_value":"2209.10370v1","created_at":"2026-07-05T04:59:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.10370","created_at":"2026-07-05T04:59:48Z"},{"alias_kind":"pith_short_12","alias_value":"U22BUS74OX74","created_at":"2026-07-05T04:59:48Z"},{"alias_kind":"pith_short_16","alias_value":"U22BUS74OX74WTVF","created_at":"2026-07-05T04:59:48Z"},{"alias_kind":"pith_short_8","alias_value":"U22BUS74","created_at":"2026-07-05T04:59:48Z"}],"graph_snapshots":[{"event_id":"sha256:ac5f09f1d74f402636385713d604f551c5588dc85f7d624f9760f303a09c24c7","target":"graph","created_at":"2026-07-05T04:59:48Z","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/2209.10370/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We analytically determine all the eigenvalues and eigenfunctions of the linearized Boltzmann collision operator in massless scalar $\\lambda \\phi^4$ theory in the high-temperature (classical) regime. This is used to exactly compute the shear viscosity and particle diffusion transport coefficients of this system. The corresponding relaxation time approximation for this linearized Boltzmann equation is also derived.","authors_text":"Fluminense U.), Gabriel S. Denicol (Niteroi, Jorge Noronha (Illinois U., Urbana)","cross_cats":["hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2022-09-21T14:03:25Z","title":"Exact results for the Boltzmann collision operator in $\\lambda\\phi^4$ theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.10370","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:ac5303f6cb31f146adde0fcf800b1a38a968ff0eef1002ff01567ba4e345cc72","target":"record","created_at":"2026-07-05T04:59:48Z","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":"847e597cf08c65125ec1bd0eab77b2a04430f2f0fa0e17460c4ac3412f858d9b","cross_cats_sorted":["hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2022-09-21T14:03:25Z","title_canon_sha256":"01f7501b76c3add54e210449a965a609f6309b2431a5d42f4860ffbdd40643c6"},"schema_version":"1.0","source":{"id":"2209.10370","kind":"arxiv","version":1}},"canonical_sha256":"a6b41a4bfc75ffcb4ea5de25b9de144b47e531f7652e8abed98513a886a03f70","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a6b41a4bfc75ffcb4ea5de25b9de144b47e531f7652e8abed98513a886a03f70","first_computed_at":"2026-07-05T04:59:48.225039Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:59:48.225039Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XM0sKPsU0Mj6FVLa4PaS5DQYP691dZMcao8CJz1rdfsBiSdNglTCrTr8eKIf1pbuqNyYWnWZyxTfJUIeEsZTAg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:59:48.225461Z","signed_message":"canonical_sha256_bytes"},"source_id":"2209.10370","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ac5303f6cb31f146adde0fcf800b1a38a968ff0eef1002ff01567ba4e345cc72","sha256:ac5f09f1d74f402636385713d604f551c5588dc85f7d624f9760f303a09c24c7"],"state_sha256":"ec64918ba50974e8b07afc72f8a97623472c1ea6add4e741c0c5d68098809542"}