{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:EOVHYVZVZJL6IEQ6O2JAX7FCWW","short_pith_number":"pith:EOVHYVZV","canonical_record":{"source":{"id":"1208.3301","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2012-08-16T07:06:02Z","cross_cats_sorted":[],"title_canon_sha256":"c587128fc5250886d0769f2a741a104acaadf935f93ca3aafc802d6c4af800f8","abstract_canon_sha256":"89687c469c8d82a3bc4c98d481d28b9a6bde02bd4b641aafc0ea640876e2e20d"},"schema_version":"1.0"},"canonical_sha256":"23aa7c5735ca57e4121e76920bfca2b5b92f0a30d5f25801eef4465bd3750102","source":{"kind":"arxiv","id":"1208.3301","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.3301","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"arxiv_version","alias_value":"1208.3301v1","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.3301","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"pith_short_12","alias_value":"EOVHYVZVZJL6","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"EOVHYVZVZJL6IEQ6","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"EOVHYVZV","created_at":"2026-05-18T12:27:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:EOVHYVZVZJL6IEQ6O2JAX7FCWW","target":"record","payload":{"canonical_record":{"source":{"id":"1208.3301","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2012-08-16T07:06:02Z","cross_cats_sorted":[],"title_canon_sha256":"c587128fc5250886d0769f2a741a104acaadf935f93ca3aafc802d6c4af800f8","abstract_canon_sha256":"89687c469c8d82a3bc4c98d481d28b9a6bde02bd4b641aafc0ea640876e2e20d"},"schema_version":"1.0"},"canonical_sha256":"23aa7c5735ca57e4121e76920bfca2b5b92f0a30d5f25801eef4465bd3750102","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:55:15.409936Z","signature_b64":"eYJJ3DsYHPRAVMyKPKKnn0F14mw5e3pt0BLBvc0qz1e+dTkesoR5F91zQK14lZOdKfkyDJ9pNBnHBPlXajppBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"23aa7c5735ca57e4121e76920bfca2b5b92f0a30d5f25801eef4465bd3750102","last_reissued_at":"2026-05-18T01:55:15.409459Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:55:15.409459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.3301","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":"2026-05-18T01:55:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"thTY3P7E6vacyv5hz83LRseBivIgLmXYkwV8Iq8lFGHgnHbK3zs8lfEJvRjXi040j7edblx8YNUZm3D62xEgAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T17:33:28.707992Z"},"content_sha256":"550fcd159b14e8a15fcf002136c61609e4a25b968e6d3d681afbdd7d1794b147","schema_version":"1.0","event_id":"sha256:550fcd159b14e8a15fcf002136c61609e4a25b968e6d3d681afbdd7d1794b147"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:EOVHYVZVZJL6IEQ6O2JAX7FCWW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The effects of medium on nuclear properties in multifragmentation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"I. N. Mishustin, J. N. De, M. Centelles, S. K. Samaddar, W. Greiner, X. Vi\\~nas","submitted_at":"2012-08-16T07:06:02Z","abstract_excerpt":"In multifragmentation of hot nuclear matter, properties of fragments embedded in a soup of nucleonic gas and other fragments should be modified as compared with isolated nuclei. Such modifications are studied within a simple model where only nucleons and one kind of heavy nuclei are considered. The interaction between different species is described with a momentum-dependent two-body potential whose parameters are fitted to reproduce properties of cold isolated nuclei. The internal energy of heavy fragments is parametrized according to a liquid-drop model with density and temperature dependent "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.3301","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":"2026-05-18T01:55:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZqxifFuGXL4sm79pYHCzD1Alm37onzTig1zpLRbtQUvADvTXpZUTWUS2dfj62YQ0HZZq3CFHDlLHDqOx0/D7Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T17:33:28.708616Z"},"content_sha256":"e4509f54615a8768e23249e3a7201cae1b6bcf0177a2586a4b78a63938236a54","schema_version":"1.0","event_id":"sha256:e4509f54615a8768e23249e3a7201cae1b6bcf0177a2586a4b78a63938236a54"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EOVHYVZVZJL6IEQ6O2JAX7FCWW/bundle.json","state_url":"https://pith.science/pith/EOVHYVZVZJL6IEQ6O2JAX7FCWW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EOVHYVZVZJL6IEQ6O2JAX7FCWW/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":"2026-05-25T17:33:28Z","links":{"resolver":"https://pith.science/pith/EOVHYVZVZJL6IEQ6O2JAX7FCWW","bundle":"https://pith.science/pith/EOVHYVZVZJL6IEQ6O2JAX7FCWW/bundle.json","state":"https://pith.science/pith/EOVHYVZVZJL6IEQ6O2JAX7FCWW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EOVHYVZVZJL6IEQ6O2JAX7FCWW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:EOVHYVZVZJL6IEQ6O2JAX7FCWW","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":"89687c469c8d82a3bc4c98d481d28b9a6bde02bd4b641aafc0ea640876e2e20d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2012-08-16T07:06:02Z","title_canon_sha256":"c587128fc5250886d0769f2a741a104acaadf935f93ca3aafc802d6c4af800f8"},"schema_version":"1.0","source":{"id":"1208.3301","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.3301","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"arxiv_version","alias_value":"1208.3301v1","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.3301","created_at":"2026-05-18T01:55:15Z"},{"alias_kind":"pith_short_12","alias_value":"EOVHYVZVZJL6","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"EOVHYVZVZJL6IEQ6","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"EOVHYVZV","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:e4509f54615a8768e23249e3a7201cae1b6bcf0177a2586a4b78a63938236a54","target":"graph","created_at":"2026-05-18T01:55:15Z","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"},"paper":{"abstract_excerpt":"In multifragmentation of hot nuclear matter, properties of fragments embedded in a soup of nucleonic gas and other fragments should be modified as compared with isolated nuclei. Such modifications are studied within a simple model where only nucleons and one kind of heavy nuclei are considered. The interaction between different species is described with a momentum-dependent two-body potential whose parameters are fitted to reproduce properties of cold isolated nuclei. The internal energy of heavy fragments is parametrized according to a liquid-drop model with density and temperature dependent ","authors_text":"I. N. Mishustin, J. N. De, M. Centelles, S. K. Samaddar, W. Greiner, X. Vi\\~nas","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2012-08-16T07:06:02Z","title":"The effects of medium on nuclear properties in multifragmentation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.3301","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":"sha256:550fcd159b14e8a15fcf002136c61609e4a25b968e6d3d681afbdd7d1794b147","target":"record","created_at":"2026-05-18T01:55:15Z","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":"89687c469c8d82a3bc4c98d481d28b9a6bde02bd4b641aafc0ea640876e2e20d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2012-08-16T07:06:02Z","title_canon_sha256":"c587128fc5250886d0769f2a741a104acaadf935f93ca3aafc802d6c4af800f8"},"schema_version":"1.0","source":{"id":"1208.3301","kind":"arxiv","version":1}},"canonical_sha256":"23aa7c5735ca57e4121e76920bfca2b5b92f0a30d5f25801eef4465bd3750102","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"23aa7c5735ca57e4121e76920bfca2b5b92f0a30d5f25801eef4465bd3750102","first_computed_at":"2026-05-18T01:55:15.409459Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:55:15.409459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eYJJ3DsYHPRAVMyKPKKnn0F14mw5e3pt0BLBvc0qz1e+dTkesoR5F91zQK14lZOdKfkyDJ9pNBnHBPlXajppBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:55:15.409936Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.3301","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:550fcd159b14e8a15fcf002136c61609e4a25b968e6d3d681afbdd7d1794b147","sha256:e4509f54615a8768e23249e3a7201cae1b6bcf0177a2586a4b78a63938236a54"],"state_sha256":"7debeed956d4dd9795121ebad4b61934a074343d0a6d9c9228c86cc3817bb3c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I8DKuYFCLypjRrddqAuul2JEVqcWNZF8lUwcN1VL9EMnuLSDDZhjGxnBGt6kcdZNvMhqz5PCzXtQYyHwZ9ILCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T17:33:28.712732Z","bundle_sha256":"0bc0fdfe1e1f99512ca1682ab636ad5491cbcdb8cebbb9a4c6fa81ccb3511b1b"}}