{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:GRPQUNKXIHKKY5VE6KMG3NA7N6","short_pith_number":"pith:GRPQUNKX","schema_version":"1.0","canonical_sha256":"345f0a355741d4ac76a4f2986db41f6fbeb26965f67407d8613f9f363f1d8ec8","source":{"kind":"arxiv","id":"1709.03156","version":1},"attestation_state":"computed","paper":{"title":"Contact Temperature as an Internal Variable of Discrete Systems in Non-Equilibrium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"physics.class-ph","authors_text":"Wolfgang Muschik","submitted_at":"2017-09-10T19:19:43Z","abstract_excerpt":"State space and entropy rate of a discrete non-equilibrium system are shortly considered including internal variables and the contact temperature. The concept of internal variables in the context of non-equilibrium thermodynamics of a closed discrete system is discussed. The difference between internal variables and degrees of freedom are repeated, and different types of their evolution equations are mentioned in connection with G\\'{e}rard A. Maugin's numerous papers on applications of internal variables. The non-equilibrium contact temperature is recognized as an internal variable and its evo"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1709.03156","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.class-ph","submitted_at":"2017-09-10T19:19:43Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"aee578a29d67b1f360747a64ec8439e698cf342c3466fec404a0cd1b66ee7a23","abstract_canon_sha256":"05a18086a306f3f8b34d62fc1f2d6e8f0519adc9802e51698e8fae4e4cc5abc7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:39.199153Z","signature_b64":"QzRULo+GD6NUo+I1rn0tVbedMjmhPOrQf34QLKfEiCRuKRUcfms32/1pH9r869vqHYnJ4AHuNWlR14kUhoslBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"345f0a355741d4ac76a4f2986db41f6fbeb26965f67407d8613f9f363f1d8ec8","last_reissued_at":"2026-05-18T00:35:39.198686Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:39.198686Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Contact Temperature as an Internal Variable of Discrete Systems in Non-Equilibrium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"physics.class-ph","authors_text":"Wolfgang Muschik","submitted_at":"2017-09-10T19:19:43Z","abstract_excerpt":"State space and entropy rate of a discrete non-equilibrium system are shortly considered including internal variables and the contact temperature. The concept of internal variables in the context of non-equilibrium thermodynamics of a closed discrete system is discussed. The difference between internal variables and degrees of freedom are repeated, and different types of their evolution equations are mentioned in connection with G\\'{e}rard A. Maugin's numerous papers on applications of internal variables. The non-equilibrium contact temperature is recognized as an internal variable and its evo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.03156","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1709.03156","created_at":"2026-05-18T00:35:39.198767+00:00"},{"alias_kind":"arxiv_version","alias_value":"1709.03156v1","created_at":"2026-05-18T00:35:39.198767+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.03156","created_at":"2026-05-18T00:35:39.198767+00:00"},{"alias_kind":"pith_short_12","alias_value":"GRPQUNKXIHKK","created_at":"2026-05-18T12:31:18.294218+00:00"},{"alias_kind":"pith_short_16","alias_value":"GRPQUNKXIHKKY5VE","created_at":"2026-05-18T12:31:18.294218+00:00"},{"alias_kind":"pith_short_8","alias_value":"GRPQUNKX","created_at":"2026-05-18T12:31:18.294218+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6","json":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6.json","graph_json":"https://pith.science/api/pith-number/GRPQUNKXIHKKY5VE6KMG3NA7N6/graph.json","events_json":"https://pith.science/api/pith-number/GRPQUNKXIHKKY5VE6KMG3NA7N6/events.json","paper":"https://pith.science/paper/GRPQUNKX"},"agent_actions":{"view_html":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6","download_json":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6.json","view_paper":"https://pith.science/paper/GRPQUNKX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1709.03156&json=true","fetch_graph":"https://pith.science/api/pith-number/GRPQUNKXIHKKY5VE6KMG3NA7N6/graph.json","fetch_events":"https://pith.science/api/pith-number/GRPQUNKXIHKKY5VE6KMG3NA7N6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6/action/storage_attestation","attest_author":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6/action/author_attestation","sign_citation":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6/action/citation_signature","submit_replication":"https://pith.science/pith/GRPQUNKXIHKKY5VE6KMG3NA7N6/action/replication_record"}},"created_at":"2026-05-18T00:35:39.198767+00:00","updated_at":"2026-05-18T00:35:39.198767+00:00"}