{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:G3IB4G4BW77DX3TIQDZCI3E6CF","short_pith_number":"pith:G3IB4G4B","canonical_record":{"source":{"id":"1210.1910","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-10-06T04:43:40Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"333846f57b1861bd9fd3224126db24b8f44d6703a84518ffdde162c59f935747","abstract_canon_sha256":"2450f95318d03e48ba0eab0baeadbb7d927d65ff322265bf941ce7a3f0490a96"},"schema_version":"1.0"},"canonical_sha256":"36d01e1b81b7fe3bee6880f2246c9e115736b404ef66100d6f9fa127b9deba9a","source":{"kind":"arxiv","id":"1210.1910","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.1910","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"arxiv_version","alias_value":"1210.1910v1","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.1910","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"pith_short_12","alias_value":"G3IB4G4BW77D","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"G3IB4G4BW77DX3TI","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"G3IB4G4B","created_at":"2026-05-18T12:27:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:G3IB4G4BW77DX3TIQDZCI3E6CF","target":"record","payload":{"canonical_record":{"source":{"id":"1210.1910","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-10-06T04:43:40Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"333846f57b1861bd9fd3224126db24b8f44d6703a84518ffdde162c59f935747","abstract_canon_sha256":"2450f95318d03e48ba0eab0baeadbb7d927d65ff322265bf941ce7a3f0490a96"},"schema_version":"1.0"},"canonical_sha256":"36d01e1b81b7fe3bee6880f2246c9e115736b404ef66100d6f9fa127b9deba9a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:54:05.085507Z","signature_b64":"frfMxB+7EzVV8sKjjDiFOgHa25Hv4ZDAN7eXfySziYcNczBOhjO9xX7hWDxdA7xpCsWjZARfqoPjhkW43UYbAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"36d01e1b81b7fe3bee6880f2246c9e115736b404ef66100d6f9fa127b9deba9a","last_reissued_at":"2026-05-18T01:54:05.084984Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:54:05.084984Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.1910","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":"2026-05-18T01:54:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3Cpw8soG5fA7ZDN9avbDkgzWAGCoaEUXAKYmwYVrVojSBa66tt5a2+1c5KfEgrQvVr6pvmlY+81vhWzx8OGcDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T07:22:56.111089Z"},"content_sha256":"e1edd04534bb3e6ae16a4acc780ee5bc734293eba3edc925437a5db13302e59b","schema_version":"1.0","event_id":"sha256:e1edd04534bb3e6ae16a4acc780ee5bc734293eba3edc925437a5db13302e59b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:G3IB4G4BW77DX3TIQDZCI3E6CF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Structure of Quark Stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-th"],"primary_cat":"astro-ph.SR","authors_text":"Fridolin Weber, Hilario Rodrigues, Milva Orsaria, Shu-Hua Yang","submitted_at":"2012-10-06T04:43:40Z","abstract_excerpt":"This paper gives an brief overview of the structure of hypothetical strange quarks stars (quark stars, for short), which are made of absolutely stable 3-flavor strange quark matter. Such objects can be either bare or enveloped in thin nuclear crusts, which consist of heavy ions immersed in an electron gas. In contrast to neutron stars, the structure of quark stars is determined by two (rather than one) parameters, the central star density and the density at the base of the crust. If bare, quark stars possess ultra-high electric fields on the order of 10^{18} to 10^{19} V/cm. These features ren"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.1910","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":""},"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":"2026-05-18T01:54:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v2jEKU6jjM/UmnAPrFiQeSd9NcqFXnnvkCaKNpcX8OUA1c2luGXanVOojhyH1hPgZgL/pmehVZFzDUaBH5mXCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T07:22:56.111700Z"},"content_sha256":"8e049a5d23be33b60f89064f28291ebbc6b019eb64c1355a61e56c8c104869e1","schema_version":"1.0","event_id":"sha256:8e049a5d23be33b60f89064f28291ebbc6b019eb64c1355a61e56c8c104869e1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G3IB4G4BW77DX3TIQDZCI3E6CF/bundle.json","state_url":"https://pith.science/pith/G3IB4G4BW77DX3TIQDZCI3E6CF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G3IB4G4BW77DX3TIQDZCI3E6CF/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":"2026-05-19T07:22:56Z","links":{"resolver":"https://pith.science/pith/G3IB4G4BW77DX3TIQDZCI3E6CF","bundle":"https://pith.science/pith/G3IB4G4BW77DX3TIQDZCI3E6CF/bundle.json","state":"https://pith.science/pith/G3IB4G4BW77DX3TIQDZCI3E6CF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G3IB4G4BW77DX3TIQDZCI3E6CF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:G3IB4G4BW77DX3TIQDZCI3E6CF","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":"2450f95318d03e48ba0eab0baeadbb7d927d65ff322265bf941ce7a3f0490a96","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-10-06T04:43:40Z","title_canon_sha256":"333846f57b1861bd9fd3224126db24b8f44d6703a84518ffdde162c59f935747"},"schema_version":"1.0","source":{"id":"1210.1910","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.1910","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"arxiv_version","alias_value":"1210.1910v1","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.1910","created_at":"2026-05-18T01:54:05Z"},{"alias_kind":"pith_short_12","alias_value":"G3IB4G4BW77D","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"G3IB4G4BW77DX3TI","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"G3IB4G4B","created_at":"2026-05-18T12:27:06Z"}],"graph_snapshots":[{"event_id":"sha256:8e049a5d23be33b60f89064f28291ebbc6b019eb64c1355a61e56c8c104869e1","target":"graph","created_at":"2026-05-18T01:54:05Z","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"},"paper":{"abstract_excerpt":"This paper gives an brief overview of the structure of hypothetical strange quarks stars (quark stars, for short), which are made of absolutely stable 3-flavor strange quark matter. Such objects can be either bare or enveloped in thin nuclear crusts, which consist of heavy ions immersed in an electron gas. In contrast to neutron stars, the structure of quark stars is determined by two (rather than one) parameters, the central star density and the density at the base of the crust. If bare, quark stars possess ultra-high electric fields on the order of 10^{18} to 10^{19} V/cm. These features ren","authors_text":"Fridolin Weber, Hilario Rodrigues, Milva Orsaria, Shu-Hua Yang","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-10-06T04:43:40Z","title":"Structure of Quark Stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.1910","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:e1edd04534bb3e6ae16a4acc780ee5bc734293eba3edc925437a5db13302e59b","target":"record","created_at":"2026-05-18T01:54:05Z","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":"2450f95318d03e48ba0eab0baeadbb7d927d65ff322265bf941ce7a3f0490a96","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-10-06T04:43:40Z","title_canon_sha256":"333846f57b1861bd9fd3224126db24b8f44d6703a84518ffdde162c59f935747"},"schema_version":"1.0","source":{"id":"1210.1910","kind":"arxiv","version":1}},"canonical_sha256":"36d01e1b81b7fe3bee6880f2246c9e115736b404ef66100d6f9fa127b9deba9a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"36d01e1b81b7fe3bee6880f2246c9e115736b404ef66100d6f9fa127b9deba9a","first_computed_at":"2026-05-18T01:54:05.084984Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:54:05.084984Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"frfMxB+7EzVV8sKjjDiFOgHa25Hv4ZDAN7eXfySziYcNczBOhjO9xX7hWDxdA7xpCsWjZARfqoPjhkW43UYbAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:54:05.085507Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.1910","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e1edd04534bb3e6ae16a4acc780ee5bc734293eba3edc925437a5db13302e59b","sha256:8e049a5d23be33b60f89064f28291ebbc6b019eb64c1355a61e56c8c104869e1"],"state_sha256":"3b282b8118a8c91f8986a2116033ff09021f12f76b8b6fdf71e951ae3e346b7b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WVayuWBMV5iX+cRlnr4rAMdKGD6OaqPV/uSgYuJgXvBtvcqhAZTj7ycIGLIqs6yihDGVk/lIqIMUpqxny3dHDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T07:22:56.114343Z","bundle_sha256":"351e4a1966b617d147f4b2a6738f3e4e20058d818c34d87ea7347c1e50d042d5"}}