{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:CITIDYEXUTLJTDTMX3QI6A6GUB","short_pith_number":"pith:CITIDYEX","canonical_record":{"source":{"id":"1407.5573","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-21T17:12:43Z","cross_cats_sorted":[],"title_canon_sha256":"9eb8bd7dddcf296b43a10756a44a17e8a06fc22d74c067af9c9f44f68ca24ab8","abstract_canon_sha256":"380a27a040599f6413e2a5e814f74c42cae6d038429464c82948402c1e231c00"},"schema_version":"1.0"},"canonical_sha256":"122681e097a4d6998e6cbee08f03c6a04ef2fee86355e14235bc6075ed185c71","source":{"kind":"arxiv","id":"1407.5573","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.5573","created_at":"2026-05-18T01:42:33Z"},{"alias_kind":"arxiv_version","alias_value":"1407.5573v1","created_at":"2026-05-18T01:42:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5573","created_at":"2026-05-18T01:42:33Z"},{"alias_kind":"pith_short_12","alias_value":"CITIDYEXUTLJ","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"CITIDYEXUTLJTDTM","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"CITIDYEX","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:CITIDYEXUTLJTDTMX3QI6A6GUB","target":"record","payload":{"canonical_record":{"source":{"id":"1407.5573","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-21T17:12:43Z","cross_cats_sorted":[],"title_canon_sha256":"9eb8bd7dddcf296b43a10756a44a17e8a06fc22d74c067af9c9f44f68ca24ab8","abstract_canon_sha256":"380a27a040599f6413e2a5e814f74c42cae6d038429464c82948402c1e231c00"},"schema_version":"1.0"},"canonical_sha256":"122681e097a4d6998e6cbee08f03c6a04ef2fee86355e14235bc6075ed185c71","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:33.484792Z","signature_b64":"THk6yaOIiy8UcduXF1UZmA3tHnT4j8nD7cj6VZuyDRZVZs1UN49er6gUOX9P5hCjbNM0nvrFCsMMqk1c1QsHBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"122681e097a4d6998e6cbee08f03c6a04ef2fee86355e14235bc6075ed185c71","last_reissued_at":"2026-05-18T01:42:33.484332Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:33.484332Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.5573","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":"2026-05-18T01:42:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LDuAAzTTXQrGeKOVkJn/XeSOqPLuVjU1NIJPNZjh0UrW8KsTiB4x4l/6kJtYrQTrgTFRfDnEVAruJATjtREcBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T18:16:54.166861Z"},"content_sha256":"e8a54a512fa6f073f085bc648a7833dce86d8aabd45200a7856b3c8086ea40ff","schema_version":"1.0","event_id":"sha256:e8a54a512fa6f073f085bc648a7833dce86d8aabd45200a7856b3c8086ea40ff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:CITIDYEXUTLJTDTMX3QI6A6GUB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Disentangling phase transitions and critical points in the proton-neutron interacting boson model by catastrophe theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"J. Dukelsky, J.E. Garcia-Ramos, J.M. Arias","submitted_at":"2014-07-21T17:12:43Z","abstract_excerpt":"We introduce the basic concepts of catastrophe theory needed to derive analytically the phase diagram of the proton-neutron interacting boson model (IBM-2). Previous studies [1,2,3] were based on numerical solutions. We here explain the whole IBM-2 phase diagram including the precise order of the phase transitions in terms of the cusp catastrophe."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5573","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":"2026-05-18T01:42:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lH9RvWau+CFgfBwNHWSehh54PdUXrc8yRRGxXwSaoN0DqO6P7GeWsenTiMQDC+Wqf0wdC2vjq5S/7THxFxc2Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T18:16:54.167201Z"},"content_sha256":"956f8219a73611074450da18ab432f08edb75a92c0709bc2485865c58fd87bf7","schema_version":"1.0","event_id":"sha256:956f8219a73611074450da18ab432f08edb75a92c0709bc2485865c58fd87bf7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CITIDYEXUTLJTDTMX3QI6A6GUB/bundle.json","state_url":"https://pith.science/pith/CITIDYEXUTLJTDTMX3QI6A6GUB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CITIDYEXUTLJTDTMX3QI6A6GUB/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":"2026-06-04T18:16:54Z","links":{"resolver":"https://pith.science/pith/CITIDYEXUTLJTDTMX3QI6A6GUB","bundle":"https://pith.science/pith/CITIDYEXUTLJTDTMX3QI6A6GUB/bundle.json","state":"https://pith.science/pith/CITIDYEXUTLJTDTMX3QI6A6GUB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CITIDYEXUTLJTDTMX3QI6A6GUB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:CITIDYEXUTLJTDTMX3QI6A6GUB","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":"380a27a040599f6413e2a5e814f74c42cae6d038429464c82948402c1e231c00","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-21T17:12:43Z","title_canon_sha256":"9eb8bd7dddcf296b43a10756a44a17e8a06fc22d74c067af9c9f44f68ca24ab8"},"schema_version":"1.0","source":{"id":"1407.5573","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.5573","created_at":"2026-05-18T01:42:33Z"},{"alias_kind":"arxiv_version","alias_value":"1407.5573v1","created_at":"2026-05-18T01:42:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5573","created_at":"2026-05-18T01:42:33Z"},{"alias_kind":"pith_short_12","alias_value":"CITIDYEXUTLJ","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"CITIDYEXUTLJTDTM","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"CITIDYEX","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:956f8219a73611074450da18ab432f08edb75a92c0709bc2485865c58fd87bf7","target":"graph","created_at":"2026-05-18T01:42:33Z","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":"We introduce the basic concepts of catastrophe theory needed to derive analytically the phase diagram of the proton-neutron interacting boson model (IBM-2). Previous studies [1,2,3] were based on numerical solutions. We here explain the whole IBM-2 phase diagram including the precise order of the phase transitions in terms of the cusp catastrophe.","authors_text":"J. Dukelsky, J.E. Garcia-Ramos, J.M. Arias","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-21T17:12:43Z","title":"Disentangling phase transitions and critical points in the proton-neutron interacting boson model by catastrophe theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5573","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:e8a54a512fa6f073f085bc648a7833dce86d8aabd45200a7856b3c8086ea40ff","target":"record","created_at":"2026-05-18T01:42:33Z","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":"380a27a040599f6413e2a5e814f74c42cae6d038429464c82948402c1e231c00","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-21T17:12:43Z","title_canon_sha256":"9eb8bd7dddcf296b43a10756a44a17e8a06fc22d74c067af9c9f44f68ca24ab8"},"schema_version":"1.0","source":{"id":"1407.5573","kind":"arxiv","version":1}},"canonical_sha256":"122681e097a4d6998e6cbee08f03c6a04ef2fee86355e14235bc6075ed185c71","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"122681e097a4d6998e6cbee08f03c6a04ef2fee86355e14235bc6075ed185c71","first_computed_at":"2026-05-18T01:42:33.484332Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:33.484332Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"THk6yaOIiy8UcduXF1UZmA3tHnT4j8nD7cj6VZuyDRZVZs1UN49er6gUOX9P5hCjbNM0nvrFCsMMqk1c1QsHBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:33.484792Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.5573","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e8a54a512fa6f073f085bc648a7833dce86d8aabd45200a7856b3c8086ea40ff","sha256:956f8219a73611074450da18ab432f08edb75a92c0709bc2485865c58fd87bf7"],"state_sha256":"dcde10591ef521edcc861c84c130595193e841859f0b65e4c571555527d25c38"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9hY2seRmRKJmIWgSJla2FlTD5eZJgJHTKTfZm57HlFc5dFE/KYbh1/FdTGOwbxYj+sZS8R7Lfp2ULFUNymOtDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T18:16:54.169140Z","bundle_sha256":"b105699cace71debb4989939c50798067eef282bc572ee57be8012b7fcbc0580"}}