{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:XXITLK463B22HP2JBNZUJTC3ZZ","short_pith_number":"pith:XXITLK46","canonical_record":{"source":{"id":"1405.6909","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-27T13:50:48Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"3731cf36898d529afe7f34bc7adb12533ba58b56c1b46e4acd3bbc2bd7d2ce4f","abstract_canon_sha256":"8e3de560fa2e5e082d64cd03be4b0ddfa20420470621686c6f9e98963b26edd6"},"schema_version":"1.0"},"canonical_sha256":"bdd135ab9ed875a3bf490b7344cc5bce427ef0d3cd686b2e0dec22cee18c4892","source":{"kind":"arxiv","id":"1405.6909","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.6909","created_at":"2026-05-18T02:43:02Z"},{"alias_kind":"arxiv_version","alias_value":"1405.6909v2","created_at":"2026-05-18T02:43:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.6909","created_at":"2026-05-18T02:43:02Z"},{"alias_kind":"pith_short_12","alias_value":"XXITLK463B22","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XXITLK463B22HP2J","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XXITLK46","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:XXITLK463B22HP2JBNZUJTC3ZZ","target":"record","payload":{"canonical_record":{"source":{"id":"1405.6909","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-27T13:50:48Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"3731cf36898d529afe7f34bc7adb12533ba58b56c1b46e4acd3bbc2bd7d2ce4f","abstract_canon_sha256":"8e3de560fa2e5e082d64cd03be4b0ddfa20420470621686c6f9e98963b26edd6"},"schema_version":"1.0"},"canonical_sha256":"bdd135ab9ed875a3bf490b7344cc5bce427ef0d3cd686b2e0dec22cee18c4892","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:43:02.162667Z","signature_b64":"ZmCEgDOd1zHK+8WVF2W+ztD/pX7sZ4Gtl4p28NMx5rs9QnA1q5XURyvAhA+z5FLdTU6PS369W0abLEDBHVKeCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bdd135ab9ed875a3bf490b7344cc5bce427ef0d3cd686b2e0dec22cee18c4892","last_reissued_at":"2026-05-18T02:43:02.162009Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:43:02.162009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.6909","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:43:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hutWR6aQFhBbXEuom2c1pwP9QFwCl3VDczkA6ecVex/pszKhzPYaBHCjYIbfxrDNuWjS0P938rUcv7NNrrVIAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T05:57:04.184037Z"},"content_sha256":"5feddbaccbcd41e69628d8f54ffed8bded764075caaba3a1a4e04eeb4366b018","schema_version":"1.0","event_id":"sha256:5feddbaccbcd41e69628d8f54ffed8bded764075caaba3a1a4e04eeb4366b018"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:XXITLK463B22HP2JBNZUJTC3ZZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Is gravity entropic force?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Rong-Jia Yang","submitted_at":"2014-05-27T13:50:48Z","abstract_excerpt":"If we assume that the source of thermodynamic system, $\\rho$ and $p$, are also the source of gravity, thermal quantities, such as entropy, temperature, and chemical potential, can induce effects of gravity, or gravity can induce thermal effects. We find only for systems with constant temperature and zero chemical potential, gravity can be seen as an entropic force. The case for Newtonian approximation is discussed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.6909","kind":"arxiv","version":2},"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":"2026-05-18T02:43:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EhIQ1NOss6YKENjfln5ZtJfYD6HBtYhWzXElkXQYz520djPEP3nqJf7T3cnuujwRySFqu+Txun65M0ozeSzoBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T05:57:04.184399Z"},"content_sha256":"c92e0287a3057cb6f5a23f13a099577a37cd4688d7398136c0a2c57ad432885e","schema_version":"1.0","event_id":"sha256:c92e0287a3057cb6f5a23f13a099577a37cd4688d7398136c0a2c57ad432885e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XXITLK463B22HP2JBNZUJTC3ZZ/bundle.json","state_url":"https://pith.science/pith/XXITLK463B22HP2JBNZUJTC3ZZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XXITLK463B22HP2JBNZUJTC3ZZ/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":"2026-06-03T05:57:04Z","links":{"resolver":"https://pith.science/pith/XXITLK463B22HP2JBNZUJTC3ZZ","bundle":"https://pith.science/pith/XXITLK463B22HP2JBNZUJTC3ZZ/bundle.json","state":"https://pith.science/pith/XXITLK463B22HP2JBNZUJTC3ZZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XXITLK463B22HP2JBNZUJTC3ZZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:XXITLK463B22HP2JBNZUJTC3ZZ","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":"8e3de560fa2e5e082d64cd03be4b0ddfa20420470621686c6f9e98963b26edd6","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-27T13:50:48Z","title_canon_sha256":"3731cf36898d529afe7f34bc7adb12533ba58b56c1b46e4acd3bbc2bd7d2ce4f"},"schema_version":"1.0","source":{"id":"1405.6909","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.6909","created_at":"2026-05-18T02:43:02Z"},{"alias_kind":"arxiv_version","alias_value":"1405.6909v2","created_at":"2026-05-18T02:43:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.6909","created_at":"2026-05-18T02:43:02Z"},{"alias_kind":"pith_short_12","alias_value":"XXITLK463B22","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XXITLK463B22HP2J","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XXITLK46","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:c92e0287a3057cb6f5a23f13a099577a37cd4688d7398136c0a2c57ad432885e","target":"graph","created_at":"2026-05-18T02:43:02Z","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":"If we assume that the source of thermodynamic system, $\\rho$ and $p$, are also the source of gravity, thermal quantities, such as entropy, temperature, and chemical potential, can induce effects of gravity, or gravity can induce thermal effects. We find only for systems with constant temperature and zero chemical potential, gravity can be seen as an entropic force. The case for Newtonian approximation is discussed.","authors_text":"Rong-Jia Yang","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-27T13:50:48Z","title":"Is gravity entropic force?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.6909","kind":"arxiv","version":2},"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":"sha256:5feddbaccbcd41e69628d8f54ffed8bded764075caaba3a1a4e04eeb4366b018","target":"record","created_at":"2026-05-18T02:43:02Z","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":"8e3de560fa2e5e082d64cd03be4b0ddfa20420470621686c6f9e98963b26edd6","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-27T13:50:48Z","title_canon_sha256":"3731cf36898d529afe7f34bc7adb12533ba58b56c1b46e4acd3bbc2bd7d2ce4f"},"schema_version":"1.0","source":{"id":"1405.6909","kind":"arxiv","version":2}},"canonical_sha256":"bdd135ab9ed875a3bf490b7344cc5bce427ef0d3cd686b2e0dec22cee18c4892","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bdd135ab9ed875a3bf490b7344cc5bce427ef0d3cd686b2e0dec22cee18c4892","first_computed_at":"2026-05-18T02:43:02.162009Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:43:02.162009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZmCEgDOd1zHK+8WVF2W+ztD/pX7sZ4Gtl4p28NMx5rs9QnA1q5XURyvAhA+z5FLdTU6PS369W0abLEDBHVKeCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:43:02.162667Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.6909","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5feddbaccbcd41e69628d8f54ffed8bded764075caaba3a1a4e04eeb4366b018","sha256:c92e0287a3057cb6f5a23f13a099577a37cd4688d7398136c0a2c57ad432885e"],"state_sha256":"a0aac171570ab275d636bc64ce361460518f84175c764096b66363a7b651620b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0m5u5s63gR24WdYXt3zZwi8/wP7ouOc8tluaP+kKvHNmaPdWt1Q59Vj3K46zm7DCWxHBKLVkU220He6V/GDbCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T05:57:04.186481Z","bundle_sha256":"07b7d0f4f945443f284d4c0a991071b6ac2e8046492d6c11cc25dfbfb2ed75fd"}}