{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:A4Z3ZTRTOHR2NDBSM7Q3JVYIKL","short_pith_number":"pith:A4Z3ZTRT","canonical_record":{"source":{"id":"astro-ph/0312446","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-17T11:52:26Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"50d2f1fcd2c5ba3463697dfdb59fa9383954f8d5b126780d42f2b36e93f24109","abstract_canon_sha256":"48c14d3b2eb3e33a9794fcc76cf72f15b11a310a99ab2415fc2b08a6aecbed91"},"schema_version":"1.0"},"canonical_sha256":"0733bcce3371e3a68c3267e1b4d70852e32eb46d12d398cd7d0fc025ef618849","source":{"kind":"arxiv","id":"astro-ph/0312446","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0312446","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0312446v1","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0312446","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"pith_short_12","alias_value":"A4Z3ZTRTOHR2","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"pith_short_16","alias_value":"A4Z3ZTRTOHR2NDBS","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"pith_short_8","alias_value":"A4Z3ZTRT","created_at":"2026-07-04T14:13:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:A4Z3ZTRTOHR2NDBSM7Q3JVYIKL","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0312446","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-17T11:52:26Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"50d2f1fcd2c5ba3463697dfdb59fa9383954f8d5b126780d42f2b36e93f24109","abstract_canon_sha256":"48c14d3b2eb3e33a9794fcc76cf72f15b11a310a99ab2415fc2b08a6aecbed91"},"schema_version":"1.0"},"canonical_sha256":"0733bcce3371e3a68c3267e1b4d70852e32eb46d12d398cd7d0fc025ef618849","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:13:15.307093Z","signature_b64":"ooAWquN9okfb+dWpFnd66aDDJo4+Eu+E9vrQSGILpO6W6QdYWCEqSEeE3KuzlCWg99tzN2quLuR6+r7uH6TXAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0733bcce3371e3a68c3267e1b4d70852e32eb46d12d398cd7d0fc025ef618849","last_reissued_at":"2026-07-04T14:13:15.306698Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:13:15.306698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0312446","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T14:13:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HRMukraXdT9alwE6syAvl7hluBBlxNmSB1A30KWs6ysvjn+80q7L4OlDHBfNqrqGP5Vv+8AKwGxXjO7OcUt9CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T09:57:08.121883Z"},"content_sha256":"03c162bc323ad13bc4a4f0e6e71fca6c6568687579563243c6d3c3512d8c91ee","schema_version":"1.0","event_id":"sha256:03c162bc323ad13bc4a4f0e6e71fca6c6568687579563243c6d3c3512d8c91ee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:A4Z3ZTRTOHR2NDBSM7Q3JVYIKL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neutron Star Structure with Hyperons and Quarks","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"astro-ph","authors_text":"G. F. Burgio, H.-J. Schulze (INFN Sezione di Catania, Italy), M. Baldo","submitted_at":"2003-12-17T11:52:26Z","abstract_excerpt":"We discuss the high-density nuclear equation of state within the Brueckner-Hartree-Fock approach. Particular attention is paid to the effects of nucleonic three-body forces, the presence of hyperons, and the joining with an eventual quark matter phase. The resulting properties of neutron stars, in particular the mass-radius relation, are determined. It turns out that stars heavier than 1.3 solar masses contain necessarily quark matter."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0312446","kind":"arxiv","version":1},"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/astro-ph/0312446/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":"2026-07-04T14:13:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T2P76T3dOvrKmAWLz6EiyOy640+FEu2eJqPUKw1LJi6G7DfB0sV2k34YQyXwVK+TwaZua4knfLaCcLnDO9bLCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T09:57:08.122255Z"},"content_sha256":"137d6344ba5ba0571594480a9ac9ef1381933e17a2af9c30e4c8bb1c7eedce7c","schema_version":"1.0","event_id":"sha256:137d6344ba5ba0571594480a9ac9ef1381933e17a2af9c30e4c8bb1c7eedce7c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/bundle.json","state_url":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/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":"2026-07-16T09:57:08Z","links":{"resolver":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL","bundle":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/bundle.json","state":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:A4Z3ZTRTOHR2NDBSM7Q3JVYIKL","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":"48c14d3b2eb3e33a9794fcc76cf72f15b11a310a99ab2415fc2b08a6aecbed91","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-17T11:52:26Z","title_canon_sha256":"50d2f1fcd2c5ba3463697dfdb59fa9383954f8d5b126780d42f2b36e93f24109"},"schema_version":"1.0","source":{"id":"astro-ph/0312446","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0312446","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0312446v1","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0312446","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"pith_short_12","alias_value":"A4Z3ZTRTOHR2","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"pith_short_16","alias_value":"A4Z3ZTRTOHR2NDBS","created_at":"2026-07-04T14:13:15Z"},{"alias_kind":"pith_short_8","alias_value":"A4Z3ZTRT","created_at":"2026-07-04T14:13:15Z"}],"graph_snapshots":[{"event_id":"sha256:137d6344ba5ba0571594480a9ac9ef1381933e17a2af9c30e4c8bb1c7eedce7c","target":"graph","created_at":"2026-07-04T14:13:15Z","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/astro-ph/0312446/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We discuss the high-density nuclear equation of state within the Brueckner-Hartree-Fock approach. Particular attention is paid to the effects of nucleonic three-body forces, the presence of hyperons, and the joining with an eventual quark matter phase. The resulting properties of neutron stars, in particular the mass-radius relation, are determined. It turns out that stars heavier than 1.3 solar masses contain necessarily quark matter.","authors_text":"G. F. Burgio, H.-J. Schulze (INFN Sezione di Catania, Italy), M. Baldo","cross_cats":["nucl-th"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2003-12-17T11:52:26Z","title":"Neutron Star Structure with Hyperons and Quarks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0312446","kind":"arxiv","version":1},"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":"sha256:03c162bc323ad13bc4a4f0e6e71fca6c6568687579563243c6d3c3512d8c91ee","target":"record","created_at":"2026-07-04T14:13:15Z","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":"48c14d3b2eb3e33a9794fcc76cf72f15b11a310a99ab2415fc2b08a6aecbed91","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-17T11:52:26Z","title_canon_sha256":"50d2f1fcd2c5ba3463697dfdb59fa9383954f8d5b126780d42f2b36e93f24109"},"schema_version":"1.0","source":{"id":"astro-ph/0312446","kind":"arxiv","version":1}},"canonical_sha256":"0733bcce3371e3a68c3267e1b4d70852e32eb46d12d398cd7d0fc025ef618849","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0733bcce3371e3a68c3267e1b4d70852e32eb46d12d398cd7d0fc025ef618849","first_computed_at":"2026-07-04T14:13:15.306698Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:13:15.306698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ooAWquN9okfb+dWpFnd66aDDJo4+Eu+E9vrQSGILpO6W6QdYWCEqSEeE3KuzlCWg99tzN2quLuR6+r7uH6TXAw==","signature_status":"signed_v1","signed_at":"2026-07-04T14:13:15.307093Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0312446","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:03c162bc323ad13bc4a4f0e6e71fca6c6568687579563243c6d3c3512d8c91ee","sha256:137d6344ba5ba0571594480a9ac9ef1381933e17a2af9c30e4c8bb1c7eedce7c"],"state_sha256":"dc5db283c08cf41680fa11d0f944f2ab78c490e02c7b0a98b4869ec75e40864d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7d6eXkEictGW2E40EZtDMQJllxUKOPnEgeHtCBRaBzQ1XTPOAun+OtSq48IG3weG3WgoqOUBLKQNC002sZgPDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-16T09:57:08.124820Z","bundle_sha256":"8c3a867a21f818ddabf7a2dc485710f9efa3efeeee81f4148c5ad963446c0be4"}}