{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1996:N5B4MZFP6GUOFDVMPDCTPIUIJ4","short_pith_number":"pith:N5B4MZFP","canonical_record":{"source":{"id":"nucl-th/9603042","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"1996-03-27T22:26:14Z","cross_cats_sorted":["astro-ph","hep-ph"],"title_canon_sha256":"1b7da8d8a65bdd12d01c620f52df1d275c3a731f84c92021c51e4afc82f4000a","abstract_canon_sha256":"b62288d34eec5abfc64666f26c0b4f0dac030cd7c12d446e5df1059585ecfe61"},"schema_version":"1.0"},"canonical_sha256":"6f43c664aff1a8e28eac78c537a2884f1615edb7f61c7e90090562747d6a8117","source":{"kind":"arxiv","id":"nucl-th/9603042","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9603042","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9603042v1","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9603042","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"pith_short_12","alias_value":"N5B4MZFP6GUO","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"pith_short_16","alias_value":"N5B4MZFP6GUOFDVM","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"pith_short_8","alias_value":"N5B4MZFP","created_at":"2026-07-04T16:02:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1996:N5B4MZFP6GUOFDVMPDCTPIUIJ4","target":"record","payload":{"canonical_record":{"source":{"id":"nucl-th/9603042","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"1996-03-27T22:26:14Z","cross_cats_sorted":["astro-ph","hep-ph"],"title_canon_sha256":"1b7da8d8a65bdd12d01c620f52df1d275c3a731f84c92021c51e4afc82f4000a","abstract_canon_sha256":"b62288d34eec5abfc64666f26c0b4f0dac030cd7c12d446e5df1059585ecfe61"},"schema_version":"1.0"},"canonical_sha256":"6f43c664aff1a8e28eac78c537a2884f1615edb7f61c7e90090562747d6a8117","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:02:31.124480Z","signature_b64":"UXh4AvVpJqDQVYdwUUKvGfoFK/enteEGxM19zBivHW0mR0wqJYVPu9dDT4pMDFJoT0tsqcDKHgMxLIA8n2dcCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6f43c664aff1a8e28eac78c537a2884f1615edb7f61c7e90090562747d6a8117","last_reissued_at":"2026-07-04T16:02:31.124102Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:02:31.124102Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"nucl-th/9603042","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":"2026-07-04T16:02:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tBEhrws2zX36DVeG0YfbcU/LbbKdsZd60zVOyjO16GSKCGFWUcD59Nzk4tgSrTg6inbb3hrq9wnyeIi8Z2ETDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-27T08:54:09.514522Z"},"content_sha256":"251a3cc3af0db1260b618fd4d5a897f1ca6f811939a88bcee47bc1850e5c9fe1","schema_version":"1.0","event_id":"sha256:251a3cc3af0db1260b618fd4d5a897f1ca6f811939a88bcee47bc1850e5c9fe1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1996:N5B4MZFP6GUOFDVMPDCTPIUIJ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Composition and Structure of Protoneutron Stars","license":"","headline":"","cross_cats":["astro-ph","hep-ph"],"primary_cat":"nucl-th","authors_text":"Ignazio Bombaci, James M. Lattimer, Madappa Prakash, Manju Prakash, Paul J. Ellis, Roland Knorren","submitted_at":"1996-03-27T22:26:14Z","abstract_excerpt":"We investigate the structure of neutron stars shortly after they are born, when the entropy per baryon is of order 1 or 2 and neutrinos are trapped on dynamical timescales. In all cases, the thermal effects for an entropy per baryon of order 2 or less are small when considering the maximum neutron star mass. Neutrino trapping, however, significantly changes the maximum mass due to the abundance of electrons. When matter is allowed to contain only nucleons and leptons, trapping decreases the maximum mass by an amount comparable to, but somewhat larger than, the increase due to finite entropy. W"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9603042","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/nucl-th/9603042/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":"2026-07-04T16:02:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nWgn2yHhEhAATRd27FYTky3dRGrNut3dAjZkmduMYffSY/Fw6x9XNL4RXWGakKmdLv/ouxvqmiV2jrjh2KGFDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-27T08:54:09.514915Z"},"content_sha256":"2f06bb2bb975c33f82ffc8906fcc35f184cb1348067619b69ec0e65f8ab6969e","schema_version":"1.0","event_id":"sha256:2f06bb2bb975c33f82ffc8906fcc35f184cb1348067619b69ec0e65f8ab6969e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N5B4MZFP6GUOFDVMPDCTPIUIJ4/bundle.json","state_url":"https://pith.science/pith/N5B4MZFP6GUOFDVMPDCTPIUIJ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N5B4MZFP6GUOFDVMPDCTPIUIJ4/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":"2026-07-27T08:54:09Z","links":{"resolver":"https://pith.science/pith/N5B4MZFP6GUOFDVMPDCTPIUIJ4","bundle":"https://pith.science/pith/N5B4MZFP6GUOFDVMPDCTPIUIJ4/bundle.json","state":"https://pith.science/pith/N5B4MZFP6GUOFDVMPDCTPIUIJ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N5B4MZFP6GUOFDVMPDCTPIUIJ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1996:N5B4MZFP6GUOFDVMPDCTPIUIJ4","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":"b62288d34eec5abfc64666f26c0b4f0dac030cd7c12d446e5df1059585ecfe61","cross_cats_sorted":["astro-ph","hep-ph"],"license":"","primary_cat":"nucl-th","submitted_at":"1996-03-27T22:26:14Z","title_canon_sha256":"1b7da8d8a65bdd12d01c620f52df1d275c3a731f84c92021c51e4afc82f4000a"},"schema_version":"1.0","source":{"id":"nucl-th/9603042","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9603042","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9603042v1","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9603042","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"pith_short_12","alias_value":"N5B4MZFP6GUO","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"pith_short_16","alias_value":"N5B4MZFP6GUOFDVM","created_at":"2026-07-04T16:02:31Z"},{"alias_kind":"pith_short_8","alias_value":"N5B4MZFP","created_at":"2026-07-04T16:02:31Z"}],"graph_snapshots":[{"event_id":"sha256:2f06bb2bb975c33f82ffc8906fcc35f184cb1348067619b69ec0e65f8ab6969e","target":"graph","created_at":"2026-07-04T16:02:31Z","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/nucl-th/9603042/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the structure of neutron stars shortly after they are born, when the entropy per baryon is of order 1 or 2 and neutrinos are trapped on dynamical timescales. In all cases, the thermal effects for an entropy per baryon of order 2 or less are small when considering the maximum neutron star mass. Neutrino trapping, however, significantly changes the maximum mass due to the abundance of electrons. When matter is allowed to contain only nucleons and leptons, trapping decreases the maximum mass by an amount comparable to, but somewhat larger than, the increase due to finite entropy. W","authors_text":"Ignazio Bombaci, James M. Lattimer, Madappa Prakash, Manju Prakash, Paul J. Ellis, Roland Knorren","cross_cats":["astro-ph","hep-ph"],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"1996-03-27T22:26:14Z","title":"Composition and Structure of Protoneutron Stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9603042","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":"sha256:251a3cc3af0db1260b618fd4d5a897f1ca6f811939a88bcee47bc1850e5c9fe1","target":"record","created_at":"2026-07-04T16:02:31Z","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":"b62288d34eec5abfc64666f26c0b4f0dac030cd7c12d446e5df1059585ecfe61","cross_cats_sorted":["astro-ph","hep-ph"],"license":"","primary_cat":"nucl-th","submitted_at":"1996-03-27T22:26:14Z","title_canon_sha256":"1b7da8d8a65bdd12d01c620f52df1d275c3a731f84c92021c51e4afc82f4000a"},"schema_version":"1.0","source":{"id":"nucl-th/9603042","kind":"arxiv","version":1}},"canonical_sha256":"6f43c664aff1a8e28eac78c537a2884f1615edb7f61c7e90090562747d6a8117","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6f43c664aff1a8e28eac78c537a2884f1615edb7f61c7e90090562747d6a8117","first_computed_at":"2026-07-04T16:02:31.124102Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:02:31.124102Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UXh4AvVpJqDQVYdwUUKvGfoFK/enteEGxM19zBivHW0mR0wqJYVPu9dDT4pMDFJoT0tsqcDKHgMxLIA8n2dcCA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:02:31.124480Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/9603042","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:251a3cc3af0db1260b618fd4d5a897f1ca6f811939a88bcee47bc1850e5c9fe1","sha256:2f06bb2bb975c33f82ffc8906fcc35f184cb1348067619b69ec0e65f8ab6969e"],"state_sha256":"498aade70f21c3bb2cf4f34980308c375a5e199200cb6801aad32f41799ef4e5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ALvZzrYckezE/i+HKv2y5K3yHJxZMi7elvp9V0gMLu8pNgKTTQkOgpa4qEHhQvZazAI3eIN1Xye8bHdAnbpmCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-27T08:54:09.517885Z","bundle_sha256":"f9c0f7b594b4bb75fdd39aa86f351c18a7b05a8499361b105771ff63146a0768"}}