{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:EJV7NSR47EGNL5S7HRSMYOUT6P","short_pith_number":"pith:EJV7NSR4","canonical_record":{"source":{"id":"1310.6203","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-10-23T12:27:33Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"a93e5072f3e2ecf6332173b8f34792cfbf72d6fce4b9db18e6658eacaae679c3","abstract_canon_sha256":"4e5786c4ac6ebfebc2d952b9fb35affb9009d8985478898f38ba30566c89fcf4"},"schema_version":"1.0"},"canonical_sha256":"226bf6ca3cf90cd5f65f3c64cc3a93f3f9758a5f40cf8bf3f5b2a148328bd931","source":{"kind":"arxiv","id":"1310.6203","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.6203","created_at":"2026-05-18T01:46:50Z"},{"alias_kind":"arxiv_version","alias_value":"1310.6203v2","created_at":"2026-05-18T01:46:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.6203","created_at":"2026-05-18T01:46:50Z"},{"alias_kind":"pith_short_12","alias_value":"EJV7NSR47EGN","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"EJV7NSR47EGNL5S7","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"EJV7NSR4","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:EJV7NSR47EGNL5S7HRSMYOUT6P","target":"record","payload":{"canonical_record":{"source":{"id":"1310.6203","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-10-23T12:27:33Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"a93e5072f3e2ecf6332173b8f34792cfbf72d6fce4b9db18e6658eacaae679c3","abstract_canon_sha256":"4e5786c4ac6ebfebc2d952b9fb35affb9009d8985478898f38ba30566c89fcf4"},"schema_version":"1.0"},"canonical_sha256":"226bf6ca3cf90cd5f65f3c64cc3a93f3f9758a5f40cf8bf3f5b2a148328bd931","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:50.786181Z","signature_b64":"of93A63VH5OD8mQNWGgnqyyywiwSeuLwWMsnJQxCUuIDR8fbgbVB+2LxFuHDeiBg9U6CaIYkHjCY7NSQHm92CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"226bf6ca3cf90cd5f65f3c64cc3a93f3f9758a5f40cf8bf3f5b2a148328bd931","last_reissued_at":"2026-05-18T01:46:50.785601Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:50.785601Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.6203","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":"2026-05-18T01:46:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FCoaQ26YBjsOjRZa9fclrDbzZfcWj/cTL4qa6kbJadMBqKoXA9jRi62lqfWS+C8sOx0+YfmjLvjE1wRHiIygBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T04:05:35.993571Z"},"content_sha256":"c41764ba173019f9f2e3123a0e05ea997afffb2b3ada52248ac038beed9c3154","schema_version":"1.0","event_id":"sha256:c41764ba173019f9f2e3123a0e05ea997afffb2b3ada52248ac038beed9c3154"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:EJV7NSR47EGNL5S7HRSMYOUT6P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"If vacuum energy can be negative, why is mass always positive?: Uses of the subdominant trace energy condition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"quant-ph","authors_text":"Jacob D. Bekenstein","submitted_at":"2013-10-23T12:27:33Z","abstract_excerpt":"Diverse calculations have shown that a relativistic field confined to a cavity by well defined boundary conditions can have a negative Casimir or vacuum energy. Why then can one not make a finite system with negative mass by confining the field in a some way? We recall, and justify in detail, the not so familiar subdominant trace energy condition for ordinary (baryon-electron nonrelativistic) matter. With its help we show, in two ways, that the mass-energy of the cavity structure necessary to enforce the boundary conditions must exceed the magnitude of the negative vacuum energy, so that all s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.6203","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":"2026-05-18T01:46:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wqWbM9rt3TllKn5+Lu+OZPJYlLufWay5kASdyYLQS5Hm3L88tQuAQgkchZm3R+UeCtphtbUnY2nAnPNZs/tUBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T04:05:35.994037Z"},"content_sha256":"26a178161f17aca7b12bab458bc16718d128f6c42fe5527e11ac669bc34ede29","schema_version":"1.0","event_id":"sha256:26a178161f17aca7b12bab458bc16718d128f6c42fe5527e11ac669bc34ede29"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EJV7NSR47EGNL5S7HRSMYOUT6P/bundle.json","state_url":"https://pith.science/pith/EJV7NSR47EGNL5S7HRSMYOUT6P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EJV7NSR47EGNL5S7HRSMYOUT6P/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":"2026-08-06T04:05:35Z","links":{"resolver":"https://pith.science/pith/EJV7NSR47EGNL5S7HRSMYOUT6P","bundle":"https://pith.science/pith/EJV7NSR47EGNL5S7HRSMYOUT6P/bundle.json","state":"https://pith.science/pith/EJV7NSR47EGNL5S7HRSMYOUT6P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EJV7NSR47EGNL5S7HRSMYOUT6P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:EJV7NSR47EGNL5S7HRSMYOUT6P","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":"4e5786c4ac6ebfebc2d952b9fb35affb9009d8985478898f38ba30566c89fcf4","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-10-23T12:27:33Z","title_canon_sha256":"a93e5072f3e2ecf6332173b8f34792cfbf72d6fce4b9db18e6658eacaae679c3"},"schema_version":"1.0","source":{"id":"1310.6203","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.6203","created_at":"2026-05-18T01:46:50Z"},{"alias_kind":"arxiv_version","alias_value":"1310.6203v2","created_at":"2026-05-18T01:46:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.6203","created_at":"2026-05-18T01:46:50Z"},{"alias_kind":"pith_short_12","alias_value":"EJV7NSR47EGN","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"EJV7NSR47EGNL5S7","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"EJV7NSR4","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:26a178161f17aca7b12bab458bc16718d128f6c42fe5527e11ac669bc34ede29","target":"graph","created_at":"2026-05-18T01:46:50Z","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":"Diverse calculations have shown that a relativistic field confined to a cavity by well defined boundary conditions can have a negative Casimir or vacuum energy. Why then can one not make a finite system with negative mass by confining the field in a some way? We recall, and justify in detail, the not so familiar subdominant trace energy condition for ordinary (baryon-electron nonrelativistic) matter. With its help we show, in two ways, that the mass-energy of the cavity structure necessary to enforce the boundary conditions must exceed the magnitude of the negative vacuum energy, so that all s","authors_text":"Jacob D. Bekenstein","cross_cats":["gr-qc","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-10-23T12:27:33Z","title":"If vacuum energy can be negative, why is mass always positive?: Uses of the subdominant trace energy condition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.6203","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:c41764ba173019f9f2e3123a0e05ea997afffb2b3ada52248ac038beed9c3154","target":"record","created_at":"2026-05-18T01:46:50Z","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":"4e5786c4ac6ebfebc2d952b9fb35affb9009d8985478898f38ba30566c89fcf4","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-10-23T12:27:33Z","title_canon_sha256":"a93e5072f3e2ecf6332173b8f34792cfbf72d6fce4b9db18e6658eacaae679c3"},"schema_version":"1.0","source":{"id":"1310.6203","kind":"arxiv","version":2}},"canonical_sha256":"226bf6ca3cf90cd5f65f3c64cc3a93f3f9758a5f40cf8bf3f5b2a148328bd931","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"226bf6ca3cf90cd5f65f3c64cc3a93f3f9758a5f40cf8bf3f5b2a148328bd931","first_computed_at":"2026-05-18T01:46:50.785601Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:50.785601Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"of93A63VH5OD8mQNWGgnqyyywiwSeuLwWMsnJQxCUuIDR8fbgbVB+2LxFuHDeiBg9U6CaIYkHjCY7NSQHm92CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:50.786181Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.6203","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c41764ba173019f9f2e3123a0e05ea997afffb2b3ada52248ac038beed9c3154","sha256:26a178161f17aca7b12bab458bc16718d128f6c42fe5527e11ac669bc34ede29"],"state_sha256":"b97ffc9f2efd0acade57a6e3236504171d208b391cd8d092dce42ba951f7390c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3pkBM1gEs+rGiF3G0I09xjEgt1R8x2wCLLAMY8an/pN8/IeZS7XjslLzQiSORi8euxaOrF5mV8wXdOFEC/NVDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T04:05:35.997759Z","bundle_sha256":"882a344980949aad4d32836104d1bf744acef4bae39b253f84b9b2cf9ba5dd86"}}