{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:6UOWFPEZ5BNT7L7QBRZSXJD4KJ","short_pith_number":"pith:6UOWFPEZ","canonical_record":{"source":{"id":"1811.03187","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-10-24T20:55:37Z","cross_cats_sorted":[],"title_canon_sha256":"9d0fa2f7ea47769380b1ce8202fedb1268b4b30ddfc15acdf684207bd3deb14d","abstract_canon_sha256":"02153db7591de812def83e861c656196b85f741111a63a7312f5b5dfbf8f6248"},"schema_version":"1.0"},"canonical_sha256":"f51d62bc99e85b3faff00c732ba47c525ce54a857c004f4e149621d5c472824c","source":{"kind":"arxiv","id":"1811.03187","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.03187","created_at":"2026-05-17T23:47:20Z"},{"alias_kind":"arxiv_version","alias_value":"1811.03187v1","created_at":"2026-05-17T23:47:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.03187","created_at":"2026-05-17T23:47:20Z"},{"alias_kind":"pith_short_12","alias_value":"6UOWFPEZ5BNT","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"6UOWFPEZ5BNT7L7Q","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"6UOWFPEZ","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:6UOWFPEZ5BNT7L7QBRZSXJD4KJ","target":"record","payload":{"canonical_record":{"source":{"id":"1811.03187","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-10-24T20:55:37Z","cross_cats_sorted":[],"title_canon_sha256":"9d0fa2f7ea47769380b1ce8202fedb1268b4b30ddfc15acdf684207bd3deb14d","abstract_canon_sha256":"02153db7591de812def83e861c656196b85f741111a63a7312f5b5dfbf8f6248"},"schema_version":"1.0"},"canonical_sha256":"f51d62bc99e85b3faff00c732ba47c525ce54a857c004f4e149621d5c472824c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:20.009654Z","signature_b64":"9JXuoSJnO4R1m/p48Isz0CVo1kT4C6QJhhiQDLxAVljyDTxnkv0VYAuomu6JrmJKcCpHvHkxWg03UOJ8KDnDCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f51d62bc99e85b3faff00c732ba47c525ce54a857c004f4e149621d5c472824c","last_reissued_at":"2026-05-17T23:47:20.009219Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:20.009219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.03187","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:47:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wN9vMV020m19QmOMcHYqUdN8pRf44j7sUE5X219OHqbCwsdiT3DNSnh774jCtvqen4i13IV5KV7Rmu2SVw/xCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T08:35:22.397083Z"},"content_sha256":"7590623efa71355cb519d476c3a073030464800e08dfcee6abdc8bd40d6beb6d","schema_version":"1.0","event_id":"sha256:7590623efa71355cb519d476c3a073030464800e08dfcee6abdc8bd40d6beb6d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:6UOWFPEZ5BNT7L7QBRZSXJD4KJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thermodynamic relations among isotropic material properties in conditions of plane shear stress","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"Amilcare Porporato, Salvatore Calabrese, Tomasz Hueckel","submitted_at":"2018-10-24T20:55:37Z","abstract_excerpt":"We present new general relationships among the material properties of an isotropic material kept in homogeneous stress conditions with hydrostatic pressure and plane shear. The derivation is not limited to the proximity of the zero shear-stress and -strain condition, which allows us to identify the relationship between adiabatic and isothermal shear compliances (inverse of the moduli of rigidity) along with new links, among others, between isobaric and isochoric shear thermal expansion coefficients, heat capacities at constant stress and constant shear strain. Such relationships are important "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.03187","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:47:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zEFt7d8p+r5slnZLBzeAJY/XPBW9MrPPDSZp2+mE+UG35D/YHP5MhrH1PxFoDhaay/rS+wMXqdA0gCUwYWLuAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T08:35:22.397466Z"},"content_sha256":"8f2c157cf173372bf9a0d1922174b93bf264d6d5a0120640b533af0601e8866b","schema_version":"1.0","event_id":"sha256:8f2c157cf173372bf9a0d1922174b93bf264d6d5a0120640b533af0601e8866b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6UOWFPEZ5BNT7L7QBRZSXJD4KJ/bundle.json","state_url":"https://pith.science/pith/6UOWFPEZ5BNT7L7QBRZSXJD4KJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6UOWFPEZ5BNT7L7QBRZSXJD4KJ/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":"2026-06-12T08:35:22Z","links":{"resolver":"https://pith.science/pith/6UOWFPEZ5BNT7L7QBRZSXJD4KJ","bundle":"https://pith.science/pith/6UOWFPEZ5BNT7L7QBRZSXJD4KJ/bundle.json","state":"https://pith.science/pith/6UOWFPEZ5BNT7L7QBRZSXJD4KJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6UOWFPEZ5BNT7L7QBRZSXJD4KJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:6UOWFPEZ5BNT7L7QBRZSXJD4KJ","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":"02153db7591de812def83e861c656196b85f741111a63a7312f5b5dfbf8f6248","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-10-24T20:55:37Z","title_canon_sha256":"9d0fa2f7ea47769380b1ce8202fedb1268b4b30ddfc15acdf684207bd3deb14d"},"schema_version":"1.0","source":{"id":"1811.03187","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.03187","created_at":"2026-05-17T23:47:20Z"},{"alias_kind":"arxiv_version","alias_value":"1811.03187v1","created_at":"2026-05-17T23:47:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.03187","created_at":"2026-05-17T23:47:20Z"},{"alias_kind":"pith_short_12","alias_value":"6UOWFPEZ5BNT","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"6UOWFPEZ5BNT7L7Q","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"6UOWFPEZ","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:8f2c157cf173372bf9a0d1922174b93bf264d6d5a0120640b533af0601e8866b","target":"graph","created_at":"2026-05-17T23:47:20Z","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 present new general relationships among the material properties of an isotropic material kept in homogeneous stress conditions with hydrostatic pressure and plane shear. The derivation is not limited to the proximity of the zero shear-stress and -strain condition, which allows us to identify the relationship between adiabatic and isothermal shear compliances (inverse of the moduli of rigidity) along with new links, among others, between isobaric and isochoric shear thermal expansion coefficients, heat capacities at constant stress and constant shear strain. Such relationships are important ","authors_text":"Amilcare Porporato, Salvatore Calabrese, Tomasz Hueckel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-10-24T20:55:37Z","title":"Thermodynamic relations among isotropic material properties in conditions of plane shear stress"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.03187","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":"sha256:7590623efa71355cb519d476c3a073030464800e08dfcee6abdc8bd40d6beb6d","target":"record","created_at":"2026-05-17T23:47:20Z","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":"02153db7591de812def83e861c656196b85f741111a63a7312f5b5dfbf8f6248","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2018-10-24T20:55:37Z","title_canon_sha256":"9d0fa2f7ea47769380b1ce8202fedb1268b4b30ddfc15acdf684207bd3deb14d"},"schema_version":"1.0","source":{"id":"1811.03187","kind":"arxiv","version":1}},"canonical_sha256":"f51d62bc99e85b3faff00c732ba47c525ce54a857c004f4e149621d5c472824c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f51d62bc99e85b3faff00c732ba47c525ce54a857c004f4e149621d5c472824c","first_computed_at":"2026-05-17T23:47:20.009219Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:20.009219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9JXuoSJnO4R1m/p48Isz0CVo1kT4C6QJhhiQDLxAVljyDTxnkv0VYAuomu6JrmJKcCpHvHkxWg03UOJ8KDnDCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:20.009654Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.03187","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7590623efa71355cb519d476c3a073030464800e08dfcee6abdc8bd40d6beb6d","sha256:8f2c157cf173372bf9a0d1922174b93bf264d6d5a0120640b533af0601e8866b"],"state_sha256":"32b94964582e0ac518e20c10accfb4cddcb07cced790e2e5d3851e9043ae4f3f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WNl3asekFEy4NUbZA3dse0Cb50mThCoN9YqH4DlDBGZNWrMaYE66FVQMhN7Yzs4e523OUkdk/5CyKo9N1I6cCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T08:35:22.399577Z","bundle_sha256":"04a1ce7d2936801b764fc364e620d7c0a77b7e73ba48a699d01e4b1a4b1de3b7"}}