{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:DO475BEZQN6WVYMRY5XXXVUKID","short_pith_number":"pith:DO475BEZ","canonical_record":{"source":{"id":"1909.06944","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-16T02:34:32Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"8624f1dab5cfe9ea1df8334071df45af4b15f745fe896d84c39dca1672cdd63d","abstract_canon_sha256":"bcd4e0774b84fbeaf31984dff110aa173c3615e8b8e2a1fe0d374a3a75cba131"},"schema_version":"1.0"},"canonical_sha256":"1bb9fe8499837d6ae191c76f7bd68a40e0e2cce6d8a18a0d3d0a4d5facdfc008","source":{"kind":"arxiv","id":"1909.06944","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.06944","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"arxiv_version","alias_value":"1909.06944v2","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.06944","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"pith_short_12","alias_value":"DO475BEZQN6W","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"pith_short_16","alias_value":"DO475BEZQN6WVYMR","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"pith_short_8","alias_value":"DO475BEZ","created_at":"2026-07-05T00:20:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:DO475BEZQN6WVYMRY5XXXVUKID","target":"record","payload":{"canonical_record":{"source":{"id":"1909.06944","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-16T02:34:32Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"8624f1dab5cfe9ea1df8334071df45af4b15f745fe896d84c39dca1672cdd63d","abstract_canon_sha256":"bcd4e0774b84fbeaf31984dff110aa173c3615e8b8e2a1fe0d374a3a75cba131"},"schema_version":"1.0"},"canonical_sha256":"1bb9fe8499837d6ae191c76f7bd68a40e0e2cce6d8a18a0d3d0a4d5facdfc008","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:20:31.913432Z","signature_b64":"xyFrm3iQNX6kHvxMiTrqJ5AOb5Zz8WZKC8vKCnncfCD3L9vMUBBLZaN4CwGiALLpJv1bVLn8A++bGp/0U2svDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1bb9fe8499837d6ae191c76f7bd68a40e0e2cce6d8a18a0d3d0a4d5facdfc008","last_reissued_at":"2026-07-05T00:20:31.912971Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:20:31.912971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1909.06944","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":"2026-07-05T00:20:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bJUhqlDmQ46d1aEFSiUcVo8GXQMC72QXBMVQus5I03TPG76nwoGCCsqmjmNBnbhPIbRqW8ckZLs8d8Cy6WnSAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T06:05:43.448942Z"},"content_sha256":"cb695319d2e05f78ba5b104a2cdf35a254ab51376e4ea53d30796c5bcc0ad62b","schema_version":"1.0","event_id":"sha256:cb695319d2e05f78ba5b104a2cdf35a254ab51376e4ea53d30796c5bcc0ad62b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:DO475BEZQN6WVYMRY5XXXVUKID","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The equation of state and some key parameters of neutron stars: constraints from GW170817, the nuclear data and the low mass X-ray binary data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Da-Ming Wei, Dong-Sheng Shao, Jin-Liang Jiang, Ming-Zhe Han, Shao-Peng Tang, Yin-Jie Li, Yi-Zhong Fan, Yuan-Zhu Wang, Zhi-Ping Jin","submitted_at":"2019-09-16T02:34:32Z","abstract_excerpt":"In this work we parameterize the Equation of State of dense neutron star (NS) matter with four pressure parameters of $\\{\\hat{p}_1, \\hat{p}_2, \\hat{p}_3, \\hat{p}_4\\}$ and then set the combined constraints with the data of GW 170817 and the data of 6 Low Mass X-ray Binaries (LMXBs) with thermonuclear burst or alternatively the symmetry energy of the nuclear interaction. We find that the nuclear data effectively narrow down the possible range of $\\hat{p}_1$, the gravitational wave data plays the leading role in bounding $\\hat{p}_2$, and the LMXB data as well as the lower bound on maximal gravita"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.06944","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/1909.06944/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":"2026-07-05T00:20:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ib3rl3blXG+vLt5wwTlAnM1Xxiz9lI3oDqFkNFGE0IofNZk5NvPlbHMswl2EzIvBTQBhTJE3EogkIKwnvIo8Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T06:05:43.450746Z"},"content_sha256":"4b00a29ce9c60e2df3ab2599fc45de5a07d2569f675c2bc069613bc4f6b1246d","schema_version":"1.0","event_id":"sha256:4b00a29ce9c60e2df3ab2599fc45de5a07d2569f675c2bc069613bc4f6b1246d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DO475BEZQN6WVYMRY5XXXVUKID/bundle.json","state_url":"https://pith.science/pith/DO475BEZQN6WVYMRY5XXXVUKID/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DO475BEZQN6WVYMRY5XXXVUKID/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":"2026-08-23T06:05:43Z","links":{"resolver":"https://pith.science/pith/DO475BEZQN6WVYMRY5XXXVUKID","bundle":"https://pith.science/pith/DO475BEZQN6WVYMRY5XXXVUKID/bundle.json","state":"https://pith.science/pith/DO475BEZQN6WVYMRY5XXXVUKID/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DO475BEZQN6WVYMRY5XXXVUKID/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:DO475BEZQN6WVYMRY5XXXVUKID","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":"bcd4e0774b84fbeaf31984dff110aa173c3615e8b8e2a1fe0d374a3a75cba131","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-16T02:34:32Z","title_canon_sha256":"8624f1dab5cfe9ea1df8334071df45af4b15f745fe896d84c39dca1672cdd63d"},"schema_version":"1.0","source":{"id":"1909.06944","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.06944","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"arxiv_version","alias_value":"1909.06944v2","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.06944","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"pith_short_12","alias_value":"DO475BEZQN6W","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"pith_short_16","alias_value":"DO475BEZQN6WVYMR","created_at":"2026-07-05T00:20:31Z"},{"alias_kind":"pith_short_8","alias_value":"DO475BEZ","created_at":"2026-07-05T00:20:31Z"}],"graph_snapshots":[{"event_id":"sha256:4b00a29ce9c60e2df3ab2599fc45de5a07d2569f675c2bc069613bc4f6b1246d","target":"graph","created_at":"2026-07-05T00:20:31Z","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/1909.06944/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this work we parameterize the Equation of State of dense neutron star (NS) matter with four pressure parameters of $\\{\\hat{p}_1, \\hat{p}_2, \\hat{p}_3, \\hat{p}_4\\}$ and then set the combined constraints with the data of GW 170817 and the data of 6 Low Mass X-ray Binaries (LMXBs) with thermonuclear burst or alternatively the symmetry energy of the nuclear interaction. We find that the nuclear data effectively narrow down the possible range of $\\hat{p}_1$, the gravitational wave data plays the leading role in bounding $\\hat{p}_2$, and the LMXB data as well as the lower bound on maximal gravita","authors_text":"Da-Ming Wei, Dong-Sheng Shao, Jin-Liang Jiang, Ming-Zhe Han, Shao-Peng Tang, Yin-Jie Li, Yi-Zhong Fan, Yuan-Zhu Wang, Zhi-Ping Jin","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-16T02:34:32Z","title":"The equation of state and some key parameters of neutron stars: constraints from GW170817, the nuclear data and the low mass X-ray binary data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.06944","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:cb695319d2e05f78ba5b104a2cdf35a254ab51376e4ea53d30796c5bcc0ad62b","target":"record","created_at":"2026-07-05T00:20:31Z","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":"bcd4e0774b84fbeaf31984dff110aa173c3615e8b8e2a1fe0d374a3a75cba131","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-09-16T02:34:32Z","title_canon_sha256":"8624f1dab5cfe9ea1df8334071df45af4b15f745fe896d84c39dca1672cdd63d"},"schema_version":"1.0","source":{"id":"1909.06944","kind":"arxiv","version":2}},"canonical_sha256":"1bb9fe8499837d6ae191c76f7bd68a40e0e2cce6d8a18a0d3d0a4d5facdfc008","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1bb9fe8499837d6ae191c76f7bd68a40e0e2cce6d8a18a0d3d0a4d5facdfc008","first_computed_at":"2026-07-05T00:20:31.912971Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:20:31.912971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xyFrm3iQNX6kHvxMiTrqJ5AOb5Zz8WZKC8vKCnncfCD3L9vMUBBLZaN4CwGiALLpJv1bVLn8A++bGp/0U2svDA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:20:31.913432Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.06944","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cb695319d2e05f78ba5b104a2cdf35a254ab51376e4ea53d30796c5bcc0ad62b","sha256:4b00a29ce9c60e2df3ab2599fc45de5a07d2569f675c2bc069613bc4f6b1246d"],"state_sha256":"9234ceb3742490b1ddd0bdddb1540965180784ab6fcb777ae3405adf59f6c29a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z6F5kS+Co8gV9ghlqbsf4efFDsQua0bKdZnydh5P+qs14YcuJ2dkGVkB46M251FsLTcJvEkKai5euRU8VT0lCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T06:05:43.456604Z","bundle_sha256":"3f9589e56680432be8e324a6fa437de9f5cb515c74e497f5222bd13301a892f9"}}