{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:XGZCVQQJKQRGDPQF3NGJUJ5Q5W","short_pith_number":"pith:XGZCVQQJ","canonical_record":{"source":{"id":"1604.00063","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-04-01T19:02:50Z","cross_cats_sorted":["cond-mat.soft","physics.flu-dyn"],"title_canon_sha256":"fdb1f15276d3ccd2927554b95b865768b2204b6a792ea152e5f46eae7c27052c","abstract_canon_sha256":"501d474ecd0a69457211ba7fa6e2985fc294c4cb7249c19ce029a27a566bf885"},"schema_version":"1.0"},"canonical_sha256":"b9b22ac209542261be05db4c9a27b0ed9ffb681f777e1110fda5f116d99ee4e0","source":{"kind":"arxiv","id":"1604.00063","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.00063","created_at":"2026-05-18T01:01:57Z"},{"alias_kind":"arxiv_version","alias_value":"1604.00063v1","created_at":"2026-05-18T01:01:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.00063","created_at":"2026-05-18T01:01:57Z"},{"alias_kind":"pith_short_12","alias_value":"XGZCVQQJKQRG","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_16","alias_value":"XGZCVQQJKQRGDPQF","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_8","alias_value":"XGZCVQQJ","created_at":"2026-05-18T12:30:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:XGZCVQQJKQRGDPQF3NGJUJ5Q5W","target":"record","payload":{"canonical_record":{"source":{"id":"1604.00063","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-04-01T19:02:50Z","cross_cats_sorted":["cond-mat.soft","physics.flu-dyn"],"title_canon_sha256":"fdb1f15276d3ccd2927554b95b865768b2204b6a792ea152e5f46eae7c27052c","abstract_canon_sha256":"501d474ecd0a69457211ba7fa6e2985fc294c4cb7249c19ce029a27a566bf885"},"schema_version":"1.0"},"canonical_sha256":"b9b22ac209542261be05db4c9a27b0ed9ffb681f777e1110fda5f116d99ee4e0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:01:57.887537Z","signature_b64":"aZ5Bv4Nk9zl2P9HVlZcoW0AKBoDMfhdPnJKfPojzdeircolNlHiX5OedWzbQ0Xr8BaBFb/Jd1WMbMBHCBxBEAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9b22ac209542261be05db4c9a27b0ed9ffb681f777e1110fda5f116d99ee4e0","last_reissued_at":"2026-05-18T01:01:57.886565Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:01:57.886565Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1604.00063","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":"2026-05-18T01:01:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t5J571LSLnp8YEFi7lQFkXpjVC/utXQJesvYmOFjsJcYjyQIAKMzxO4rUJtOYtdVEuiZPWb6wtU8J5zuTpkcAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T22:10:00.638634Z"},"content_sha256":"17ff22e49dbc2f2045eadd1e5a7c69380264cec501e57db12f9a0e5602f9f24f","schema_version":"1.0","event_id":"sha256:17ff22e49dbc2f2045eadd1e5a7c69380264cec501e57db12f9a0e5602f9f24f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:XGZCVQQJKQRGDPQF3NGJUJ5Q5W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Non-equilibrium piezo-thermal effect in spinning gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.soft","physics.flu-dyn"],"primary_cat":"cond-mat.stat-mech","authors_text":"N. J. Fisch, V. I. Geyko","submitted_at":"2016-04-01T19:02:50Z","abstract_excerpt":"A spinning gas, heated adiabatically through axial compression, is known to exhibit a rotation-dependent heat capacity. However, as equilibrium is approached, a new effect is identified here wherein the temperature does not grow homogeneously in the radial direction, but develops a temperature differential with the hottest region on axis, at the maximum of the centrifugal potential energy. This phenomenon, which we call a piezo-thermal effect, is shown to grow bilinearly with the compression rate and the amplitude of the potential. Numerical simulations confirm a simple model of this effect, w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.00063","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":"2026-05-18T01:01:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9VR9pTuE+YcZVur7t1QM4yc5ncbpAKBuUbH4kcJaHAwE50SRFd9TiXuIW8YQOJLOR8icv0pLSoRiFGaj+m7ACQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T22:10:00.638985Z"},"content_sha256":"475909519d5037f58bfef0c18249fc7d742a3c29a28413bd027e3021eb68d443","schema_version":"1.0","event_id":"sha256:475909519d5037f58bfef0c18249fc7d742a3c29a28413bd027e3021eb68d443"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XGZCVQQJKQRGDPQF3NGJUJ5Q5W/bundle.json","state_url":"https://pith.science/pith/XGZCVQQJKQRGDPQF3NGJUJ5Q5W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XGZCVQQJKQRGDPQF3NGJUJ5Q5W/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":"2026-07-02T22:10:00Z","links":{"resolver":"https://pith.science/pith/XGZCVQQJKQRGDPQF3NGJUJ5Q5W","bundle":"https://pith.science/pith/XGZCVQQJKQRGDPQF3NGJUJ5Q5W/bundle.json","state":"https://pith.science/pith/XGZCVQQJKQRGDPQF3NGJUJ5Q5W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XGZCVQQJKQRGDPQF3NGJUJ5Q5W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:XGZCVQQJKQRGDPQF3NGJUJ5Q5W","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":"501d474ecd0a69457211ba7fa6e2985fc294c4cb7249c19ce029a27a566bf885","cross_cats_sorted":["cond-mat.soft","physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-04-01T19:02:50Z","title_canon_sha256":"fdb1f15276d3ccd2927554b95b865768b2204b6a792ea152e5f46eae7c27052c"},"schema_version":"1.0","source":{"id":"1604.00063","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.00063","created_at":"2026-05-18T01:01:57Z"},{"alias_kind":"arxiv_version","alias_value":"1604.00063v1","created_at":"2026-05-18T01:01:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.00063","created_at":"2026-05-18T01:01:57Z"},{"alias_kind":"pith_short_12","alias_value":"XGZCVQQJKQRG","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_16","alias_value":"XGZCVQQJKQRGDPQF","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_8","alias_value":"XGZCVQQJ","created_at":"2026-05-18T12:30:51Z"}],"graph_snapshots":[{"event_id":"sha256:475909519d5037f58bfef0c18249fc7d742a3c29a28413bd027e3021eb68d443","target":"graph","created_at":"2026-05-18T01:01:57Z","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":"A spinning gas, heated adiabatically through axial compression, is known to exhibit a rotation-dependent heat capacity. However, as equilibrium is approached, a new effect is identified here wherein the temperature does not grow homogeneously in the radial direction, but develops a temperature differential with the hottest region on axis, at the maximum of the centrifugal potential energy. This phenomenon, which we call a piezo-thermal effect, is shown to grow bilinearly with the compression rate and the amplitude of the potential. Numerical simulations confirm a simple model of this effect, w","authors_text":"N. J. Fisch, V. I. Geyko","cross_cats":["cond-mat.soft","physics.flu-dyn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-04-01T19:02:50Z","title":"Non-equilibrium piezo-thermal effect in spinning gas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.00063","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":"sha256:17ff22e49dbc2f2045eadd1e5a7c69380264cec501e57db12f9a0e5602f9f24f","target":"record","created_at":"2026-05-18T01:01:57Z","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":"501d474ecd0a69457211ba7fa6e2985fc294c4cb7249c19ce029a27a566bf885","cross_cats_sorted":["cond-mat.soft","physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-04-01T19:02:50Z","title_canon_sha256":"fdb1f15276d3ccd2927554b95b865768b2204b6a792ea152e5f46eae7c27052c"},"schema_version":"1.0","source":{"id":"1604.00063","kind":"arxiv","version":1}},"canonical_sha256":"b9b22ac209542261be05db4c9a27b0ed9ffb681f777e1110fda5f116d99ee4e0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9b22ac209542261be05db4c9a27b0ed9ffb681f777e1110fda5f116d99ee4e0","first_computed_at":"2026-05-18T01:01:57.886565Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:01:57.886565Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aZ5Bv4Nk9zl2P9HVlZcoW0AKBoDMfhdPnJKfPojzdeircolNlHiX5OedWzbQ0Xr8BaBFb/Jd1WMbMBHCBxBEAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:01:57.887537Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.00063","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:17ff22e49dbc2f2045eadd1e5a7c69380264cec501e57db12f9a0e5602f9f24f","sha256:475909519d5037f58bfef0c18249fc7d742a3c29a28413bd027e3021eb68d443"],"state_sha256":"9c937592186c92ce17b43838347bc48a745beb43dfa9adde8085466de35f8cbd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rRfA1hpCPUjn1fE8R2/2wlF/g3lVlK0FvcBwWSnkx0e+Y1l5lwwtMPJOBSokiGjhoIaaLTfsy4KQ5xuPAIelBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T22:10:00.640912Z","bundle_sha256":"5d44ebb6be4281c75f4451f1b48b78ab80deae53380d8bdf11537a83e9176135"}}