{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:4ULG2F3SLBCGBZMI5O7DBETWWY","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":"7b725ad48631e7a1dc5095581e79bda525f172a84fd23ac5bc1efa901e3c1b63","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2002-11-28T19:05:12Z","title_canon_sha256":"c07a10f73781b285d2ca2ce5d9ca179081728bf938e90dc225f4aed62fe9a76a"},"schema_version":"1.0","source":{"id":"nucl-th/0211093","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0211093","created_at":"2026-05-18T00:36:52Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0211093v1","created_at":"2026-05-18T00:36:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0211093","created_at":"2026-05-18T00:36:52Z"},{"alias_kind":"pith_short_12","alias_value":"4ULG2F3SLBCG","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"4ULG2F3SLBCGBZMI","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"4ULG2F3S","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:e8b977b895d88a25e054f671e006430c5a7e0ffe7d4eaa7e6bd6cf6c83fe5cc3","target":"graph","created_at":"2026-05-18T00:36:52Z","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"},"paper":{"abstract_excerpt":"Based on a general approach to binary systems we show that in the low density region asymmetric nuclear matter (ANM) is unstable only against isoscalarlike fluctuations. The physical meaning of the thermodynamical chemical and mechanical instabilities is related to the inequality relations verified by the strength of interaction among different components. Relevance of these results in bulk and neck fragmentation is discussed.","authors_text":"M. Colonna, M. Di Toro, V. Baran, V. Greco","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"2002-11-28T19:05:12Z","title":"Isospin in fragment production"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0211093","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":"sha256:5387b8e82a0b1c8e289272ecac8fdec89ad6f93c1b34de1f09f9de792c28cbce","target":"record","created_at":"2026-05-18T00:36:52Z","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":"7b725ad48631e7a1dc5095581e79bda525f172a84fd23ac5bc1efa901e3c1b63","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2002-11-28T19:05:12Z","title_canon_sha256":"c07a10f73781b285d2ca2ce5d9ca179081728bf938e90dc225f4aed62fe9a76a"},"schema_version":"1.0","source":{"id":"nucl-th/0211093","kind":"arxiv","version":1}},"canonical_sha256":"e5166d1772584460e588ebbe309276b63f58e60a90fb104651c4a7dc37b07e9f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e5166d1772584460e588ebbe309276b63f58e60a90fb104651c4a7dc37b07e9f","first_computed_at":"2026-05-18T00:36:52.882150Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:36:52.882150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"edzTQYSwUpPKkXCyuvPdkFWGOgljaC6CzAS0KrnaJxlMRk1pKJqdJrymGoyMn8TauHQW/FhVJE30eFS5uGnSDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:36:52.882683Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/0211093","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5387b8e82a0b1c8e289272ecac8fdec89ad6f93c1b34de1f09f9de792c28cbce","sha256:e8b977b895d88a25e054f671e006430c5a7e0ffe7d4eaa7e6bd6cf6c83fe5cc3"],"state_sha256":"6d0cd77a155d3b13ccb9984d098bf96078b5ae04c7dc0a862bf76caccbbb1cda"}