{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:GXUEJLGZ2E2XJTLSPIBAEXU2BJ","short_pith_number":"pith:GXUEJLGZ","canonical_record":{"source":{"id":"1504.02788","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-04-10T20:34:44Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"c201606599eca5237d1c9dd995e3a3e911551992fa19ab128b52c0a5fa27141e","abstract_canon_sha256":"6b47628123648df1d7d6f4fc942fc5154027728e5a3c378f69c0af5c2028a0ff"},"schema_version":"1.0"},"canonical_sha256":"35e844acd9d13574cd727a02025e9a0a4cb0f9d9a74099381398ad38eb401055","source":{"kind":"arxiv","id":"1504.02788","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.02788","created_at":"2026-05-18T02:19:00Z"},{"alias_kind":"arxiv_version","alias_value":"1504.02788v1","created_at":"2026-05-18T02:19:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.02788","created_at":"2026-05-18T02:19:00Z"},{"alias_kind":"pith_short_12","alias_value":"GXUEJLGZ2E2X","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GXUEJLGZ2E2XJTLS","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GXUEJLGZ","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:GXUEJLGZ2E2XJTLSPIBAEXU2BJ","target":"record","payload":{"canonical_record":{"source":{"id":"1504.02788","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-04-10T20:34:44Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"c201606599eca5237d1c9dd995e3a3e911551992fa19ab128b52c0a5fa27141e","abstract_canon_sha256":"6b47628123648df1d7d6f4fc942fc5154027728e5a3c378f69c0af5c2028a0ff"},"schema_version":"1.0"},"canonical_sha256":"35e844acd9d13574cd727a02025e9a0a4cb0f9d9a74099381398ad38eb401055","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:19:00.006342Z","signature_b64":"gpJCCRufH7Zg5VVqRzvX3FZE1yJHMrP93EpIkDRbznU5BGlnIagt+ZTC+0m7ofvcfTHMLw3LaIBpHyaNRs38Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35e844acd9d13574cd727a02025e9a0a4cb0f9d9a74099381398ad38eb401055","last_reissued_at":"2026-05-18T02:19:00.005732Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:19:00.005732Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.02788","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":"2026-05-18T02:19:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AMFv8mnGk3APsbOttYfh1OgDuGKFvFMpx64/Wd9lrYXOyhA58YmTTZDMHgRn+6OGdWqlQsvJXwUbCUffu72ECw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:32:17.714843Z"},"content_sha256":"77c86053379e024196ae4577b9d4cc850bc150434db77e8e225ccfa4ce38c298","schema_version":"1.0","event_id":"sha256:77c86053379e024196ae4577b9d4cc850bc150434db77e8e225ccfa4ce38c298"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:GXUEJLGZ2E2XJTLSPIBAEXU2BJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Many-body forces, isospin asymmetry and dense hyperonic matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"nucl-th","authors_text":"C.A.Z. Vascconcellos, R.O. Gomes, S. Schramm, V. Dexheimer","submitted_at":"2015-04-10T20:34:44Z","abstract_excerpt":"The equation of state (EoS) of asymmetric nuclear matter at high densities is a key topic for the description of matter inside neutron stars. The determination of the properties of asymmetric nuclear matter, such as the symmetry energy ($a_{sym}$) and the slope of the symmetry energy ($L_0$) at saturation density, has been exaustively studied in order to better constrain the nuclear matter EoS. However, differently from symmetric matter properties that are reasonably constrained, the symmetry energy and its slope still large uncertainties in their experimental values. Regarding this subject, s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.02788","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":"2026-05-18T02:19:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lJEYz8l3bNDj7IDRU+j42wZiWVYNDqGXPfDTfAIVJ00F3rUgc6J76gtvuLkNYcdwrSrNbKDb3GEkahoQlUbNDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:32:17.715198Z"},"content_sha256":"7d5a80bf969817ff2c2ae2da01edba0954d5fa5e38e6aac78b9d7956a0436026","schema_version":"1.0","event_id":"sha256:7d5a80bf969817ff2c2ae2da01edba0954d5fa5e38e6aac78b9d7956a0436026"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GXUEJLGZ2E2XJTLSPIBAEXU2BJ/bundle.json","state_url":"https://pith.science/pith/GXUEJLGZ2E2XJTLSPIBAEXU2BJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GXUEJLGZ2E2XJTLSPIBAEXU2BJ/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":"2026-05-30T07:32:17Z","links":{"resolver":"https://pith.science/pith/GXUEJLGZ2E2XJTLSPIBAEXU2BJ","bundle":"https://pith.science/pith/GXUEJLGZ2E2XJTLSPIBAEXU2BJ/bundle.json","state":"https://pith.science/pith/GXUEJLGZ2E2XJTLSPIBAEXU2BJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GXUEJLGZ2E2XJTLSPIBAEXU2BJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:GXUEJLGZ2E2XJTLSPIBAEXU2BJ","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":"6b47628123648df1d7d6f4fc942fc5154027728e5a3c378f69c0af5c2028a0ff","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-04-10T20:34:44Z","title_canon_sha256":"c201606599eca5237d1c9dd995e3a3e911551992fa19ab128b52c0a5fa27141e"},"schema_version":"1.0","source":{"id":"1504.02788","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.02788","created_at":"2026-05-18T02:19:00Z"},{"alias_kind":"arxiv_version","alias_value":"1504.02788v1","created_at":"2026-05-18T02:19:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.02788","created_at":"2026-05-18T02:19:00Z"},{"alias_kind":"pith_short_12","alias_value":"GXUEJLGZ2E2X","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GXUEJLGZ2E2XJTLS","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GXUEJLGZ","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:7d5a80bf969817ff2c2ae2da01edba0954d5fa5e38e6aac78b9d7956a0436026","target":"graph","created_at":"2026-05-18T02:19:00Z","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 equation of state (EoS) of asymmetric nuclear matter at high densities is a key topic for the description of matter inside neutron stars. The determination of the properties of asymmetric nuclear matter, such as the symmetry energy ($a_{sym}$) and the slope of the symmetry energy ($L_0$) at saturation density, has been exaustively studied in order to better constrain the nuclear matter EoS. However, differently from symmetric matter properties that are reasonably constrained, the symmetry energy and its slope still large uncertainties in their experimental values. Regarding this subject, s","authors_text":"C.A.Z. Vascconcellos, R.O. Gomes, S. Schramm, V. Dexheimer","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-04-10T20:34:44Z","title":"Many-body forces, isospin asymmetry and dense hyperonic matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.02788","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":"sha256:77c86053379e024196ae4577b9d4cc850bc150434db77e8e225ccfa4ce38c298","target":"record","created_at":"2026-05-18T02:19:00Z","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":"6b47628123648df1d7d6f4fc942fc5154027728e5a3c378f69c0af5c2028a0ff","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-04-10T20:34:44Z","title_canon_sha256":"c201606599eca5237d1c9dd995e3a3e911551992fa19ab128b52c0a5fa27141e"},"schema_version":"1.0","source":{"id":"1504.02788","kind":"arxiv","version":1}},"canonical_sha256":"35e844acd9d13574cd727a02025e9a0a4cb0f9d9a74099381398ad38eb401055","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"35e844acd9d13574cd727a02025e9a0a4cb0f9d9a74099381398ad38eb401055","first_computed_at":"2026-05-18T02:19:00.005732Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:19:00.005732Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gpJCCRufH7Zg5VVqRzvX3FZE1yJHMrP93EpIkDRbznU5BGlnIagt+ZTC+0m7ofvcfTHMLw3LaIBpHyaNRs38Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:19:00.006342Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.02788","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77c86053379e024196ae4577b9d4cc850bc150434db77e8e225ccfa4ce38c298","sha256:7d5a80bf969817ff2c2ae2da01edba0954d5fa5e38e6aac78b9d7956a0436026"],"state_sha256":"c5aaae8b08e66fa1c6bf5e45e1655f839bc71202c04794781d926aa73d61eab9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4U4slAIGRSKg0cCyPS/3ghFf8ui6U0kQKNKj70bu16jrtrAA042r18Qo7wQcCr7sSji0VQs+UVeSHPJiyM/OBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T07:32:17.717198Z","bundle_sha256":"45d3f0bb5e7f1681eaef4b9170161fb33bc53e8aa3c1089d15309b2c183f707f"}}