{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:PUVHZ77KLQPF74OUDGCYJYOI4E","short_pith_number":"pith:PUVHZ77K","canonical_record":{"source":{"id":"2309.12644","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-09-22T06:29:24Z","cross_cats_sorted":["gr-qc","nucl-th"],"title_canon_sha256":"afd5be4be79c2eabe8c4475c69c4e98eba96b3c713c44b5902489c6100a7a1d5","abstract_canon_sha256":"0450df0748f4d61396a738f29a055d798ce7635088489a65bf499c63fd37402c"},"schema_version":"1.0"},"canonical_sha256":"7d2a7cffea5c1e5ff1d4198584e1c8e12dbbe8cb3d9b6280cbc4585cfe63085a","source":{"kind":"arxiv","id":"2309.12644","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.12644","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"arxiv_version","alias_value":"2309.12644v2","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.12644","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"pith_short_12","alias_value":"PUVHZ77KLQPF","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"pith_short_16","alias_value":"PUVHZ77KLQPF74OU","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"pith_short_8","alias_value":"PUVHZ77K","created_at":"2026-07-05T07:50:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:PUVHZ77KLQPF74OUDGCYJYOI4E","target":"record","payload":{"canonical_record":{"source":{"id":"2309.12644","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-09-22T06:29:24Z","cross_cats_sorted":["gr-qc","nucl-th"],"title_canon_sha256":"afd5be4be79c2eabe8c4475c69c4e98eba96b3c713c44b5902489c6100a7a1d5","abstract_canon_sha256":"0450df0748f4d61396a738f29a055d798ce7635088489a65bf499c63fd37402c"},"schema_version":"1.0"},"canonical_sha256":"7d2a7cffea5c1e5ff1d4198584e1c8e12dbbe8cb3d9b6280cbc4585cfe63085a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:50:52.401367Z","signature_b64":"GA9XvSB2BslOm6CRsq3SWGH0rcFZX2JxjXSmQRVSA8XyT7dpTxTOiKsOyUGR/me88P2cR8kf06KLyg0Dj22HCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d2a7cffea5c1e5ff1d4198584e1c8e12dbbe8cb3d9b6280cbc4585cfe63085a","last_reissued_at":"2026-07-05T07:50:52.400890Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:50:52.400890Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2309.12644","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":"2026-07-05T07:50:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xKuD/v8LHJM1ahDlNgHoJ7qzJI0VWl6OyZdh/PE7GU2pCRZtwygMW/gwGb1tcDe8cJ91Ae8M8r+0McGannogDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T09:49:20.366592Z"},"content_sha256":"c283d519b9653e77de622f1c7626b532a86c2cdf19e4b8f1ceffaba08aaa3090","schema_version":"1.0","event_id":"sha256:c283d519b9653e77de622f1c7626b532a86c2cdf19e4b8f1ceffaba08aaa3090"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:PUVHZ77KLQPF74OUDGCYJYOI4E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Maximum gravitational mass $M_{\\rm TOV}=2.25^{+0.08}_{-0.07}M_\\odot$ inferred at about $3\\%$ precision with multimessenger data of neutron stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","nucl-th"],"primary_cat":"astro-ph.HE","authors_text":"Dong-Sheng Shao, Jin-Liang Jiang, Ming-Zhe Han, Shao-Peng Tang, Yi-Zhong Fan","submitted_at":"2023-09-22T06:29:24Z","abstract_excerpt":"The maximal gravitational mass of nonrotating neutron stars ($M_{\\rm TOV}$) is one of the key parameters of compact objects and only loose bounds can be set based on the first principle. With reliable measurements of the masses and/or radii of the neutron stars, $M_{\\rm TOV}$ can be robustly inferred from either the mass distribution of these objects or the reconstruction of the equation of state (EoS) of the very dense matter. For the first time we take the advantages of both two approaches to have a precise inference of $M_{\\rm TOV}=2.25^{+0.08}_{-0.07}~M_\\odot$ (68.3\\% credibility), with th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.12644","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/2309.12644/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":"2026-07-05T07:50:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YgSwWP475R3jK6xLgedQWY7U7xzB6YUmKOvwZ3rJxsCTiJJdYj7gPakswlOjRL8cUi1e01jPDti5DGOhJ8/tDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T09:49:20.367120Z"},"content_sha256":"88d0dd8495932d55a9f7faa18da036b5124c1838c5d01ee025a2a724b1f3503c","schema_version":"1.0","event_id":"sha256:88d0dd8495932d55a9f7faa18da036b5124c1838c5d01ee025a2a724b1f3503c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PUVHZ77KLQPF74OUDGCYJYOI4E/bundle.json","state_url":"https://pith.science/pith/PUVHZ77KLQPF74OUDGCYJYOI4E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PUVHZ77KLQPF74OUDGCYJYOI4E/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":"2026-08-09T09:49:20Z","links":{"resolver":"https://pith.science/pith/PUVHZ77KLQPF74OUDGCYJYOI4E","bundle":"https://pith.science/pith/PUVHZ77KLQPF74OUDGCYJYOI4E/bundle.json","state":"https://pith.science/pith/PUVHZ77KLQPF74OUDGCYJYOI4E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PUVHZ77KLQPF74OUDGCYJYOI4E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:PUVHZ77KLQPF74OUDGCYJYOI4E","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":"0450df0748f4d61396a738f29a055d798ce7635088489a65bf499c63fd37402c","cross_cats_sorted":["gr-qc","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-09-22T06:29:24Z","title_canon_sha256":"afd5be4be79c2eabe8c4475c69c4e98eba96b3c713c44b5902489c6100a7a1d5"},"schema_version":"1.0","source":{"id":"2309.12644","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.12644","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"arxiv_version","alias_value":"2309.12644v2","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.12644","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"pith_short_12","alias_value":"PUVHZ77KLQPF","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"pith_short_16","alias_value":"PUVHZ77KLQPF74OU","created_at":"2026-07-05T07:50:52Z"},{"alias_kind":"pith_short_8","alias_value":"PUVHZ77K","created_at":"2026-07-05T07:50:52Z"}],"graph_snapshots":[{"event_id":"sha256:88d0dd8495932d55a9f7faa18da036b5124c1838c5d01ee025a2a724b1f3503c","target":"graph","created_at":"2026-07-05T07:50:52Z","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/2309.12644/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The maximal gravitational mass of nonrotating neutron stars ($M_{\\rm TOV}$) is one of the key parameters of compact objects and only loose bounds can be set based on the first principle. With reliable measurements of the masses and/or radii of the neutron stars, $M_{\\rm TOV}$ can be robustly inferred from either the mass distribution of these objects or the reconstruction of the equation of state (EoS) of the very dense matter. For the first time we take the advantages of both two approaches to have a precise inference of $M_{\\rm TOV}=2.25^{+0.08}_{-0.07}~M_\\odot$ (68.3\\% credibility), with th","authors_text":"Dong-Sheng Shao, Jin-Liang Jiang, Ming-Zhe Han, Shao-Peng Tang, Yi-Zhong Fan","cross_cats":["gr-qc","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-09-22T06:29:24Z","title":"Maximum gravitational mass $M_{\\rm TOV}=2.25^{+0.08}_{-0.07}M_\\odot$ inferred at about $3\\%$ precision with multimessenger data of neutron stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.12644","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:c283d519b9653e77de622f1c7626b532a86c2cdf19e4b8f1ceffaba08aaa3090","target":"record","created_at":"2026-07-05T07:50:52Z","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":"0450df0748f4d61396a738f29a055d798ce7635088489a65bf499c63fd37402c","cross_cats_sorted":["gr-qc","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-09-22T06:29:24Z","title_canon_sha256":"afd5be4be79c2eabe8c4475c69c4e98eba96b3c713c44b5902489c6100a7a1d5"},"schema_version":"1.0","source":{"id":"2309.12644","kind":"arxiv","version":2}},"canonical_sha256":"7d2a7cffea5c1e5ff1d4198584e1c8e12dbbe8cb3d9b6280cbc4585cfe63085a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d2a7cffea5c1e5ff1d4198584e1c8e12dbbe8cb3d9b6280cbc4585cfe63085a","first_computed_at":"2026-07-05T07:50:52.400890Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:50:52.400890Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GA9XvSB2BslOm6CRsq3SWGH0rcFZX2JxjXSmQRVSA8XyT7dpTxTOiKsOyUGR/me88P2cR8kf06KLyg0Dj22HCg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:50:52.401367Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.12644","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c283d519b9653e77de622f1c7626b532a86c2cdf19e4b8f1ceffaba08aaa3090","sha256:88d0dd8495932d55a9f7faa18da036b5124c1838c5d01ee025a2a724b1f3503c"],"state_sha256":"51ef714dc48ab07672454f79e1840d1ff6a248af4b09c5162f89617494e02e81"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M51tXbHcg6LT1shYNf1QqHrWSXP4s22NoCTW9Lkh35p6cLgSPVmty//7+HvngbSVm0c3v7lXMkPddlxRFCVQAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T09:49:20.372279Z","bundle_sha256":"e486c858396a81c3353be9c82f50c474904a00bdbcc8ff8cb5ff9ba92fc583a5"}}