{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:NQ7FYVWLNOUA2VMQH5476OB2R4","short_pith_number":"pith:NQ7FYVWL","canonical_record":{"source":{"id":"1908.09074","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-08-24T02:24:15Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"c135e8e541f21459e7ed995ba977bd97c6726196eeed2a0e16aa52c4c8d20980","abstract_canon_sha256":"b5d1a6eff69bb92fb4e2229f05b83f08730e21717566ac650f84ff8c668f0bd5"},"schema_version":"1.0"},"canonical_sha256":"6c3e5c56cb6ba80d55903f79ff383a8f32d0819a1f60ffe97e50871b70a5edc7","source":{"kind":"arxiv","id":"1908.09074","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.09074","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"arxiv_version","alias_value":"1908.09074v3","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09074","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"pith_short_12","alias_value":"NQ7FYVWLNOUA","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"pith_short_16","alias_value":"NQ7FYVWLNOUA2VMQ","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"pith_short_8","alias_value":"NQ7FYVWL","created_at":"2026-07-05T00:15:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:NQ7FYVWLNOUA2VMQH5476OB2R4","target":"record","payload":{"canonical_record":{"source":{"id":"1908.09074","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-08-24T02:24:15Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"c135e8e541f21459e7ed995ba977bd97c6726196eeed2a0e16aa52c4c8d20980","abstract_canon_sha256":"b5d1a6eff69bb92fb4e2229f05b83f08730e21717566ac650f84ff8c668f0bd5"},"schema_version":"1.0"},"canonical_sha256":"6c3e5c56cb6ba80d55903f79ff383a8f32d0819a1f60ffe97e50871b70a5edc7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:15:08.169685Z","signature_b64":"1FSQL7K8HTFS6CbHm8oJfxqUuqBkKpnRhO0xpSAyteVI4FjZP+9YOg7rcoqC/kpoVaOViG2FNHipb4uKwpnNDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c3e5c56cb6ba80d55903f79ff383a8f32d0819a1f60ffe97e50871b70a5edc7","last_reissued_at":"2026-07-05T00:15:08.169325Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:15:08.169325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.09074","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:15:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ysNdXR1PxLwXvTANtIuOi5UEQe5avnnVkE/Gm35lmeJmcPM8Z3QpN05OA/ddMvPCgs9GpG5fqkcjRrxjJqpMAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T21:26:14.273455Z"},"content_sha256":"482bcec566edc30adbe35313e880577d2466924b0da8341f368ebd0742616cb7","schema_version":"1.0","event_id":"sha256:482bcec566edc30adbe35313e880577d2466924b0da8341f368ebd0742616cb7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:NQ7FYVWLNOUA2VMQH5476OB2R4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Embedding into flat spacetime and black hole thermodynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Sumanta Chakraborty, T.R. Govindarajan","submitted_at":"2019-08-24T02:24:15Z","abstract_excerpt":"It is known that static and spherically symmetric black hole solutions of general relativity in different spacetimes can be embedded into higher dimensional flat spacetime. Given this result, we have explored the thermodynamic nature of black holes \\'{a} la its embedding into flat spacetime. In particular, we have explicitly demonstrated that black hole temperature can indeed be determined starting from the embedding and hence mapping of the static observers in black hole spacetime to Rindler observers in flat spacetime. Furthermore, by considering the dynamics of a scalar field in the flat sp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09074","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.09074/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:15:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gM7TT5lQvKsERzPsx2+qUzq2DLH7mvJsoVWoE7wS6Pk1SErwMsRCu57Dddm8LodAv8rq4VTZGY00vE5DQkkwDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T21:26:14.273981Z"},"content_sha256":"d3e86ad3029e8304e1b9b46501a1e7ad115f852f8d7676c9c56526e9ce054bf7","schema_version":"1.0","event_id":"sha256:d3e86ad3029e8304e1b9b46501a1e7ad115f852f8d7676c9c56526e9ce054bf7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NQ7FYVWLNOUA2VMQH5476OB2R4/bundle.json","state_url":"https://pith.science/pith/NQ7FYVWLNOUA2VMQH5476OB2R4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NQ7FYVWLNOUA2VMQH5476OB2R4/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":"2026-08-14T21:26:14Z","links":{"resolver":"https://pith.science/pith/NQ7FYVWLNOUA2VMQH5476OB2R4","bundle":"https://pith.science/pith/NQ7FYVWLNOUA2VMQH5476OB2R4/bundle.json","state":"https://pith.science/pith/NQ7FYVWLNOUA2VMQH5476OB2R4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NQ7FYVWLNOUA2VMQH5476OB2R4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:NQ7FYVWLNOUA2VMQH5476OB2R4","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":"b5d1a6eff69bb92fb4e2229f05b83f08730e21717566ac650f84ff8c668f0bd5","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-08-24T02:24:15Z","title_canon_sha256":"c135e8e541f21459e7ed995ba977bd97c6726196eeed2a0e16aa52c4c8d20980"},"schema_version":"1.0","source":{"id":"1908.09074","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.09074","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"arxiv_version","alias_value":"1908.09074v3","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09074","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"pith_short_12","alias_value":"NQ7FYVWLNOUA","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"pith_short_16","alias_value":"NQ7FYVWLNOUA2VMQ","created_at":"2026-07-05T00:15:08Z"},{"alias_kind":"pith_short_8","alias_value":"NQ7FYVWL","created_at":"2026-07-05T00:15:08Z"}],"graph_snapshots":[{"event_id":"sha256:d3e86ad3029e8304e1b9b46501a1e7ad115f852f8d7676c9c56526e9ce054bf7","target":"graph","created_at":"2026-07-05T00:15:08Z","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/1908.09074/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"It is known that static and spherically symmetric black hole solutions of general relativity in different spacetimes can be embedded into higher dimensional flat spacetime. Given this result, we have explored the thermodynamic nature of black holes \\'{a} la its embedding into flat spacetime. In particular, we have explicitly demonstrated that black hole temperature can indeed be determined starting from the embedding and hence mapping of the static observers in black hole spacetime to Rindler observers in flat spacetime. Furthermore, by considering the dynamics of a scalar field in the flat sp","authors_text":"Sumanta Chakraborty, T.R. Govindarajan","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-08-24T02:24:15Z","title":"Embedding into flat spacetime and black hole thermodynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09074","kind":"arxiv","version":3},"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":"sha256:482bcec566edc30adbe35313e880577d2466924b0da8341f368ebd0742616cb7","target":"record","created_at":"2026-07-05T00:15:08Z","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":"b5d1a6eff69bb92fb4e2229f05b83f08730e21717566ac650f84ff8c668f0bd5","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-08-24T02:24:15Z","title_canon_sha256":"c135e8e541f21459e7ed995ba977bd97c6726196eeed2a0e16aa52c4c8d20980"},"schema_version":"1.0","source":{"id":"1908.09074","kind":"arxiv","version":3}},"canonical_sha256":"6c3e5c56cb6ba80d55903f79ff383a8f32d0819a1f60ffe97e50871b70a5edc7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c3e5c56cb6ba80d55903f79ff383a8f32d0819a1f60ffe97e50871b70a5edc7","first_computed_at":"2026-07-05T00:15:08.169325Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:15:08.169325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1FSQL7K8HTFS6CbHm8oJfxqUuqBkKpnRhO0xpSAyteVI4FjZP+9YOg7rcoqC/kpoVaOViG2FNHipb4uKwpnNDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:15:08.169685Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.09074","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:482bcec566edc30adbe35313e880577d2466924b0da8341f368ebd0742616cb7","sha256:d3e86ad3029e8304e1b9b46501a1e7ad115f852f8d7676c9c56526e9ce054bf7"],"state_sha256":"813253e1d9f8c7028f92a11c8458ca2eabad10ceedfd49879404700c351302bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1+z48L/5zdR5HkZWb3VQoHWgoCefvWwxWcMRo+0UfaURY+T8RyWnu8JbE4UGZH/VJcAylfXCsL9L/kWo+va3Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T21:26:14.279631Z","bundle_sha256":"346f28377b598ea177696d280a73d64bcdfa1dba2b1965f9f09a0418b5cb6ba5"}}