{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1995:YXC472XUBWMP25B3KK7Z7AKWBE","short_pith_number":"pith:YXC472XU","canonical_record":{"source":{"id":"hep-ph/9502272","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1995-02-10T18:59:14Z","cross_cats_sorted":[],"title_canon_sha256":"f454d61cdc3c5d4aebfc8131bf5bc98d60cbe7e5bbd8daeb60c434b29b30072f","abstract_canon_sha256":"e1c159224dd356585edb166d47dd79092bf4d7d8da9ed0d8bf52ac247d5aac38"},"schema_version":"1.0"},"canonical_sha256":"c5c5cfeaf40d98fd743b52bf9f81560910ab11691b7dc53ff1a68a905432c9ee","source":{"kind":"arxiv","id":"hep-ph/9502272","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9502272","created_at":"2026-05-18T01:06:33Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9502272v1","created_at":"2026-05-18T01:06:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9502272","created_at":"2026-05-18T01:06:33Z"},{"alias_kind":"pith_short_12","alias_value":"YXC472XUBWMP","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"YXC472XUBWMP25B3","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"YXC472XU","created_at":"2026-05-18T12:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1995:YXC472XUBWMP25B3KK7Z7AKWBE","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9502272","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1995-02-10T18:59:14Z","cross_cats_sorted":[],"title_canon_sha256":"f454d61cdc3c5d4aebfc8131bf5bc98d60cbe7e5bbd8daeb60c434b29b30072f","abstract_canon_sha256":"e1c159224dd356585edb166d47dd79092bf4d7d8da9ed0d8bf52ac247d5aac38"},"schema_version":"1.0"},"canonical_sha256":"c5c5cfeaf40d98fd743b52bf9f81560910ab11691b7dc53ff1a68a905432c9ee","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:33.860666Z","signature_b64":"kXN8cTHBiFnV4Y4qaYgVbQ9rb4gBCbzKml9Gu8xygTniG2h3kzF8jaiW8NhZ42Jov5RMt4WEoGxaWdQvinmjAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5c5cfeaf40d98fd743b52bf9f81560910ab11691b7dc53ff1a68a905432c9ee","last_reissued_at":"2026-05-18T01:06:33.859597Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:33.859597Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9502272","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":"2026-05-18T01:06:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fHRhACH8gG7xIZ3RzZcKvpZjEwPh4DszlL2i76t6E5+EMJIzGFT4ERLxvhKlyGWLIGsYSm6O6QhZEMgkREOPDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T23:47:58.721999Z"},"content_sha256":"9fc387aff6097ef223e1fb1296307f05797195cc49398e1ec3aa3b9224370767","schema_version":"1.0","event_id":"sha256:9fc387aff6097ef223e1fb1296307f05797195cc49398e1ec3aa3b9224370767"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1995:YXC472XUBWMP25B3KK7Z7AKWBE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase Transitions and Mass Generation in 2+1 Dimensions","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"G.W.Semenoff (University of British Columbia), L. C. R. Wijewardhana (University of Cincinnati), P. Suranyi","submitted_at":"1995-02-10T18:59:14Z","abstract_excerpt":"The possibility that the epsilon expansion can predict the order of phase transitions in three dimensional field theories is examined. For a Hermitean matrix-valued order parameter, the epsilon expansion predicts fluctuation induced first order phase transitions. We analyze two 2+1-dimensional quantum field theories which exhibit spontaneous symmetry breaking and have martix order parameters. Using the large $N$ expansion, we show that these models exhibit second order transitions and discuss the implications for the chiral symmetry breaking transition in 2+1-dimensional QCD for a critical num"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9502272","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":"2026-05-18T01:06:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vprvfL0lPd6mwcrAsYhJNOsb0FvirZ4EB7AzsM+0HiqLdC2sOiAUoaTGvUDX+WkUbGxk8scFV6CvsKDyT5K8BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T23:47:58.722673Z"},"content_sha256":"fd1ee6cab7b51cc3d7cc0be3698b90d5d3118ce663720dcb8051c0f982224dee","schema_version":"1.0","event_id":"sha256:fd1ee6cab7b51cc3d7cc0be3698b90d5d3118ce663720dcb8051c0f982224dee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YXC472XUBWMP25B3KK7Z7AKWBE/bundle.json","state_url":"https://pith.science/pith/YXC472XUBWMP25B3KK7Z7AKWBE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YXC472XUBWMP25B3KK7Z7AKWBE/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":"2026-07-01T23:47:58Z","links":{"resolver":"https://pith.science/pith/YXC472XUBWMP25B3KK7Z7AKWBE","bundle":"https://pith.science/pith/YXC472XUBWMP25B3KK7Z7AKWBE/bundle.json","state":"https://pith.science/pith/YXC472XUBWMP25B3KK7Z7AKWBE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YXC472XUBWMP25B3KK7Z7AKWBE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:YXC472XUBWMP25B3KK7Z7AKWBE","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":"e1c159224dd356585edb166d47dd79092bf4d7d8da9ed0d8bf52ac247d5aac38","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1995-02-10T18:59:14Z","title_canon_sha256":"f454d61cdc3c5d4aebfc8131bf5bc98d60cbe7e5bbd8daeb60c434b29b30072f"},"schema_version":"1.0","source":{"id":"hep-ph/9502272","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9502272","created_at":"2026-05-18T01:06:33Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9502272v1","created_at":"2026-05-18T01:06:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9502272","created_at":"2026-05-18T01:06:33Z"},{"alias_kind":"pith_short_12","alias_value":"YXC472XUBWMP","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"YXC472XUBWMP25B3","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"YXC472XU","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:fd1ee6cab7b51cc3d7cc0be3698b90d5d3118ce663720dcb8051c0f982224dee","target":"graph","created_at":"2026-05-18T01:06:33Z","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":"The possibility that the epsilon expansion can predict the order of phase transitions in three dimensional field theories is examined. For a Hermitean matrix-valued order parameter, the epsilon expansion predicts fluctuation induced first order phase transitions. We analyze two 2+1-dimensional quantum field theories which exhibit spontaneous symmetry breaking and have martix order parameters. Using the large $N$ expansion, we show that these models exhibit second order transitions and discuss the implications for the chiral symmetry breaking transition in 2+1-dimensional QCD for a critical num","authors_text":"G.W.Semenoff (University of British Columbia), L. C. R. Wijewardhana (University of Cincinnati), P. Suranyi","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1995-02-10T18:59:14Z","title":"Phase Transitions and Mass Generation in 2+1 Dimensions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9502272","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":"sha256:9fc387aff6097ef223e1fb1296307f05797195cc49398e1ec3aa3b9224370767","target":"record","created_at":"2026-05-18T01:06:33Z","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":"e1c159224dd356585edb166d47dd79092bf4d7d8da9ed0d8bf52ac247d5aac38","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1995-02-10T18:59:14Z","title_canon_sha256":"f454d61cdc3c5d4aebfc8131bf5bc98d60cbe7e5bbd8daeb60c434b29b30072f"},"schema_version":"1.0","source":{"id":"hep-ph/9502272","kind":"arxiv","version":1}},"canonical_sha256":"c5c5cfeaf40d98fd743b52bf9f81560910ab11691b7dc53ff1a68a905432c9ee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c5c5cfeaf40d98fd743b52bf9f81560910ab11691b7dc53ff1a68a905432c9ee","first_computed_at":"2026-05-18T01:06:33.859597Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:06:33.859597Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kXN8cTHBiFnV4Y4qaYgVbQ9rb4gBCbzKml9Gu8xygTniG2h3kzF8jaiW8NhZ42Jov5RMt4WEoGxaWdQvinmjAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:06:33.860666Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9502272","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9fc387aff6097ef223e1fb1296307f05797195cc49398e1ec3aa3b9224370767","sha256:fd1ee6cab7b51cc3d7cc0be3698b90d5d3118ce663720dcb8051c0f982224dee"],"state_sha256":"3dbbf7006f83b03cd16241457d265f7a2edec78706b97889c206c9bb2323b866"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g4K2C37T7m6oOKlhKuxlNJ2uZYDl05jUsnHNYU9Nc4gGMgKYbA/pjZbJT2xQIXM2MuB2sYpRyvP1BDBwOHLBCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T23:47:58.726506Z","bundle_sha256":"13d65ab43af804dc04ab79618fa1e03cb0c1eafb459380945b1114151d576665"}}