{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:LECFXARTDBUKOWZWJQPCGYUAOE","short_pith_number":"pith:LECFXART","canonical_record":{"source":{"id":"0911.1606","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2009-11-09T09:02:55Z","cross_cats_sorted":[],"title_canon_sha256":"420d6bbd9b0e2cc226fed54000921c4d431c1c2186863e3a26534abe80e37c94","abstract_canon_sha256":"1e2f12b569f645c2ab8b898aa04bcecd1f36418ccdb7d3472e3d09c60e18d1ed"},"schema_version":"1.0"},"canonical_sha256":"59045b82331868a75b364c1e236280712cbe047a99c4f19169a2a1659b6fed14","source":{"kind":"arxiv","id":"0911.1606","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.1606","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"arxiv_version","alias_value":"0911.1606v1","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.1606","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"pith_short_12","alias_value":"LECFXARTDBUK","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"LECFXARTDBUKOWZW","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"LECFXART","created_at":"2026-05-18T12:26:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:LECFXARTDBUKOWZWJQPCGYUAOE","target":"record","payload":{"canonical_record":{"source":{"id":"0911.1606","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2009-11-09T09:02:55Z","cross_cats_sorted":[],"title_canon_sha256":"420d6bbd9b0e2cc226fed54000921c4d431c1c2186863e3a26534abe80e37c94","abstract_canon_sha256":"1e2f12b569f645c2ab8b898aa04bcecd1f36418ccdb7d3472e3d09c60e18d1ed"},"schema_version":"1.0"},"canonical_sha256":"59045b82331868a75b364c1e236280712cbe047a99c4f19169a2a1659b6fed14","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:34:11.570938Z","signature_b64":"zFztAnver8PYR9mDNbWWDMT3S0MlcHUqqw8+V+j8K5RnELypbcfp1OO9NzAjAq1eeK7qL9ZBuACJYyeylJl4Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"59045b82331868a75b364c1e236280712cbe047a99c4f19169a2a1659b6fed14","last_reissued_at":"2026-05-18T02:34:11.570594Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:34:11.570594Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0911.1606","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":"2026-05-18T02:34:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EIIOou0ADC1ndIKulC/EZI6mxa4GCd6+jZmgXVZNpfGgpp1DvZPSLPo5CGOCj/HAPDbtSLS2KiQ0ZjsciXyyBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T17:34:58.349309Z"},"content_sha256":"dd00faec3f58279e5e926e16876260e564d9a26ba191ab9795630a80057121c4","schema_version":"1.0","event_id":"sha256:dd00faec3f58279e5e926e16876260e564d9a26ba191ab9795630a80057121c4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:LECFXARTDBUKOWZWJQPCGYUAOE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Probing the density dependence of symmetry energy at subsaturation density with HICs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"M.B.Tsang, P.Danielewicz, W.G.Lynch, Xiaohua Lu, Yingxun Zhang, Zhuxia Li","submitted_at":"2009-11-09T09:02:55Z","abstract_excerpt":"The reaction mechanism of the central collisions and peripheral collisions for $^{112,124}Sn+^{112,124}Sn$ at $E/A=50MeV$ is investigated within the framework of the Improved Quantum Molecular Dynamics model. The results show that multifragmentation process is an important mechanism at this energy region, and the influence of the cluster emission on the double n/p ratios and the isospin transport ratio are important. Furthermore, three observables, double n/p ratios, isospin diffusion and the rapidity distribution of the ratio $R_{7}$ for $^{112,124}Sn+^{112,124}Sn$ at E/A=50MeV are analyzed w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.1606","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":"2026-05-18T02:34:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4cSPtWdxsmhpj27DPRCJXVDBziqGSEfB021pSk36bnDqTySBuCMDbFobytqwoiStODgPJWidCUqjleAr8jhzBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T17:34:58.349761Z"},"content_sha256":"efe02c15c2e747ac36dce6d7aaf7903fa32dab14a24b0600232e52e9bf04f45e","schema_version":"1.0","event_id":"sha256:efe02c15c2e747ac36dce6d7aaf7903fa32dab14a24b0600232e52e9bf04f45e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LECFXARTDBUKOWZWJQPCGYUAOE/bundle.json","state_url":"https://pith.science/pith/LECFXARTDBUKOWZWJQPCGYUAOE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LECFXARTDBUKOWZWJQPCGYUAOE/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":"2026-05-18T17:34:58Z","links":{"resolver":"https://pith.science/pith/LECFXARTDBUKOWZWJQPCGYUAOE","bundle":"https://pith.science/pith/LECFXARTDBUKOWZWJQPCGYUAOE/bundle.json","state":"https://pith.science/pith/LECFXARTDBUKOWZWJQPCGYUAOE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LECFXARTDBUKOWZWJQPCGYUAOE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:LECFXARTDBUKOWZWJQPCGYUAOE","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":"1e2f12b569f645c2ab8b898aa04bcecd1f36418ccdb7d3472e3d09c60e18d1ed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2009-11-09T09:02:55Z","title_canon_sha256":"420d6bbd9b0e2cc226fed54000921c4d431c1c2186863e3a26534abe80e37c94"},"schema_version":"1.0","source":{"id":"0911.1606","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.1606","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"arxiv_version","alias_value":"0911.1606v1","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.1606","created_at":"2026-05-18T02:34:11Z"},{"alias_kind":"pith_short_12","alias_value":"LECFXARTDBUK","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"LECFXARTDBUKOWZW","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"LECFXART","created_at":"2026-05-18T12:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:efe02c15c2e747ac36dce6d7aaf7903fa32dab14a24b0600232e52e9bf04f45e","target":"graph","created_at":"2026-05-18T02:34:11Z","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":"The reaction mechanism of the central collisions and peripheral collisions for $^{112,124}Sn+^{112,124}Sn$ at $E/A=50MeV$ is investigated within the framework of the Improved Quantum Molecular Dynamics model. The results show that multifragmentation process is an important mechanism at this energy region, and the influence of the cluster emission on the double n/p ratios and the isospin transport ratio are important. Furthermore, three observables, double n/p ratios, isospin diffusion and the rapidity distribution of the ratio $R_{7}$ for $^{112,124}Sn+^{112,124}Sn$ at E/A=50MeV are analyzed w","authors_text":"M.B.Tsang, P.Danielewicz, W.G.Lynch, Xiaohua Lu, Yingxun Zhang, Zhuxia Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2009-11-09T09:02:55Z","title":"Probing the density dependence of symmetry energy at subsaturation density with HICs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.1606","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:dd00faec3f58279e5e926e16876260e564d9a26ba191ab9795630a80057121c4","target":"record","created_at":"2026-05-18T02:34:11Z","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":"1e2f12b569f645c2ab8b898aa04bcecd1f36418ccdb7d3472e3d09c60e18d1ed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2009-11-09T09:02:55Z","title_canon_sha256":"420d6bbd9b0e2cc226fed54000921c4d431c1c2186863e3a26534abe80e37c94"},"schema_version":"1.0","source":{"id":"0911.1606","kind":"arxiv","version":1}},"canonical_sha256":"59045b82331868a75b364c1e236280712cbe047a99c4f19169a2a1659b6fed14","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"59045b82331868a75b364c1e236280712cbe047a99c4f19169a2a1659b6fed14","first_computed_at":"2026-05-18T02:34:11.570594Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:34:11.570594Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zFztAnver8PYR9mDNbWWDMT3S0MlcHUqqw8+V+j8K5RnELypbcfp1OO9NzAjAq1eeK7qL9ZBuACJYyeylJl4Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:34:11.570938Z","signed_message":"canonical_sha256_bytes"},"source_id":"0911.1606","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dd00faec3f58279e5e926e16876260e564d9a26ba191ab9795630a80057121c4","sha256:efe02c15c2e747ac36dce6d7aaf7903fa32dab14a24b0600232e52e9bf04f45e"],"state_sha256":"c1c87eeb06d780951b16e4d55dd7d59735eef3d612e28e238bb5c9192896a768"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7WfSXTEdLGcfLKLQW3Ho5HO1oZ1C+hGV/HPWTBiGiLmA4IgUoZahNg039aJ9d1UhitJ+zx31KRSb6yp3FUZiDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T17:34:58.351272Z","bundle_sha256":"a6d2f47865c0e8acb4f725d69f5c9fb066007483b294c71b094aeb859e9eaaf2"}}