{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:TCVP7OMTXGP2KEQVW6WO7UDAKR","short_pith_number":"pith:TCVP7OMT","canonical_record":{"source":{"id":"1912.00685","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-12-02T11:09:49Z","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"title_canon_sha256":"e544717fcda3d5a0541b201824d24456c5a71e78d75cba0f1b8c4103522a4a73","abstract_canon_sha256":"ea1987ec077ffe6f70fbdc502400bc3ec78aa0e3a0f4c9ddd792c39c4fbe308d"},"schema_version":"1.0"},"canonical_sha256":"98aaffb993b99fa51215b7acefd06054672a3b21a963b7c1f2a066f23338ed26","source":{"kind":"arxiv","id":"1912.00685","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.00685","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"arxiv_version","alias_value":"1912.00685v2","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.00685","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"pith_short_12","alias_value":"TCVP7OMTXGP2","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"pith_short_16","alias_value":"TCVP7OMTXGP2KEQV","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"pith_short_8","alias_value":"TCVP7OMT","created_at":"2026-07-05T00:51:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:TCVP7OMTXGP2KEQVW6WO7UDAKR","target":"record","payload":{"canonical_record":{"source":{"id":"1912.00685","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-12-02T11:09:49Z","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"title_canon_sha256":"e544717fcda3d5a0541b201824d24456c5a71e78d75cba0f1b8c4103522a4a73","abstract_canon_sha256":"ea1987ec077ffe6f70fbdc502400bc3ec78aa0e3a0f4c9ddd792c39c4fbe308d"},"schema_version":"1.0"},"canonical_sha256":"98aaffb993b99fa51215b7acefd06054672a3b21a963b7c1f2a066f23338ed26","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:51:05.019900Z","signature_b64":"/Pm/fQ4rrnkaj0KWP/LAewYzCUwNeeHv5XfHD8xwoZRVuOFZQlHmsaOpcTGuMnYkD/iqRPfxMhrTAiTa+aTHBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"98aaffb993b99fa51215b7acefd06054672a3b21a963b7c1f2a066f23338ed26","last_reissued_at":"2026-07-05T00:51:05.019472Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:51:05.019472Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.00685","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":"2026-07-05T00:51:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SJqGB/9LAf5vu+yQ2UTCgwSOLOIek3/HPn89qRtCdtCXaS0nQrhMzyRfTtnwKm73oqHPc7DnnbkSSkCmS8RNDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T22:15:58.002477Z"},"content_sha256":"afbc594ee4830e44bb069c2d27cf39389085132d741d0ada257f557bee9c2631","schema_version":"1.0","event_id":"sha256:afbc594ee4830e44bb069c2d27cf39389085132d741d0ada257f557bee9c2631"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:TCVP7OMTXGP2KEQVW6WO7UDAKR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relativistic stars in mass-varying massive gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Shuang-Yong Zhou, Xue Sun","submitted_at":"2019-12-02T11:09:49Z","abstract_excerpt":"Mass-varying massive gravity allows the graviton mass to vary according to different environments. We investigate neutron star and white dwarf solutions in this theory and find that the graviton mass can become very large near the compact stars and settle down quickly to small cosmological values away the stars, similar to that of black holes in the theory. It is found that there exists a tower of compact star solutions where the graviton mass decreases radially to zero non-trivially. We compute the massive graviton effects on the mass-radius relations of the compact stars, and also compare th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.00685","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1912.00685/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":"2026-07-05T00:51:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZCQISwEG12Fw4Sn97aVUd/uBq3n7ystruN4PP7zoIwUf70pYDQeirlbfzmX9LyI8MidVWDlRuEfgOXvWLdYlDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T22:15:58.003409Z"},"content_sha256":"fe6b507d0a774ab0bcc1cbf3f7d802790a4da5fc4873e8663f555406bd7bd66d","schema_version":"1.0","event_id":"sha256:fe6b507d0a774ab0bcc1cbf3f7d802790a4da5fc4873e8663f555406bd7bd66d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TCVP7OMTXGP2KEQVW6WO7UDAKR/bundle.json","state_url":"https://pith.science/pith/TCVP7OMTXGP2KEQVW6WO7UDAKR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TCVP7OMTXGP2KEQVW6WO7UDAKR/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":"2026-08-03T22:15:58Z","links":{"resolver":"https://pith.science/pith/TCVP7OMTXGP2KEQVW6WO7UDAKR","bundle":"https://pith.science/pith/TCVP7OMTXGP2KEQVW6WO7UDAKR/bundle.json","state":"https://pith.science/pith/TCVP7OMTXGP2KEQVW6WO7UDAKR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TCVP7OMTXGP2KEQVW6WO7UDAKR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:TCVP7OMTXGP2KEQVW6WO7UDAKR","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":"ea1987ec077ffe6f70fbdc502400bc3ec78aa0e3a0f4c9ddd792c39c4fbe308d","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-12-02T11:09:49Z","title_canon_sha256":"e544717fcda3d5a0541b201824d24456c5a71e78d75cba0f1b8c4103522a4a73"},"schema_version":"1.0","source":{"id":"1912.00685","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.00685","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"arxiv_version","alias_value":"1912.00685v2","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.00685","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"pith_short_12","alias_value":"TCVP7OMTXGP2","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"pith_short_16","alias_value":"TCVP7OMTXGP2KEQV","created_at":"2026-07-05T00:51:05Z"},{"alias_kind":"pith_short_8","alias_value":"TCVP7OMT","created_at":"2026-07-05T00:51:05Z"}],"graph_snapshots":[{"event_id":"sha256:fe6b507d0a774ab0bcc1cbf3f7d802790a4da5fc4873e8663f555406bd7bd66d","target":"graph","created_at":"2026-07-05T00:51:05Z","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/1912.00685/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Mass-varying massive gravity allows the graviton mass to vary according to different environments. We investigate neutron star and white dwarf solutions in this theory and find that the graviton mass can become very large near the compact stars and settle down quickly to small cosmological values away the stars, similar to that of black holes in the theory. It is found that there exists a tower of compact star solutions where the graviton mass decreases radially to zero non-trivially. We compute the massive graviton effects on the mass-radius relations of the compact stars, and also compare th","authors_text":"Shuang-Yong Zhou, Xue Sun","cross_cats":["astro-ph.CO","astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-12-02T11:09:49Z","title":"Relativistic stars in mass-varying massive gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.00685","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:afbc594ee4830e44bb069c2d27cf39389085132d741d0ada257f557bee9c2631","target":"record","created_at":"2026-07-05T00:51:05Z","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":"ea1987ec077ffe6f70fbdc502400bc3ec78aa0e3a0f4c9ddd792c39c4fbe308d","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2019-12-02T11:09:49Z","title_canon_sha256":"e544717fcda3d5a0541b201824d24456c5a71e78d75cba0f1b8c4103522a4a73"},"schema_version":"1.0","source":{"id":"1912.00685","kind":"arxiv","version":2}},"canonical_sha256":"98aaffb993b99fa51215b7acefd06054672a3b21a963b7c1f2a066f23338ed26","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"98aaffb993b99fa51215b7acefd06054672a3b21a963b7c1f2a066f23338ed26","first_computed_at":"2026-07-05T00:51:05.019472Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:51:05.019472Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/Pm/fQ4rrnkaj0KWP/LAewYzCUwNeeHv5XfHD8xwoZRVuOFZQlHmsaOpcTGuMnYkD/iqRPfxMhrTAiTa+aTHBg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:51:05.019900Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.00685","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:afbc594ee4830e44bb069c2d27cf39389085132d741d0ada257f557bee9c2631","sha256:fe6b507d0a774ab0bcc1cbf3f7d802790a4da5fc4873e8663f555406bd7bd66d"],"state_sha256":"1398d7b31d4f0468b2e904b19849ef03c760a141b9d2d9378ca5d93ad48e8fb7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bLqpnRdK/JZvBkrnpZV585+AUQ9ejpzvkJQYs0qe7wxjsiwBxm6RGTs2WfhQWGxOb/MeLG/RtVKylybAkM4iBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T22:15:58.011015Z","bundle_sha256":"10c449dea7ff189ae8cdeb1401ca41de7972324090f0640e3d6aaa479c225da9"}}