{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1995:U66HVOTSPJI2XRA3PZGY2NE322","short_pith_number":"pith:U66HVOTS","canonical_record":{"source":{"id":"q-alg/9503002","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"q-alg","submitted_at":"1995-03-05T18:46:36Z","cross_cats_sorted":["hep-th","math.CT","math.QA"],"title_canon_sha256":"0d531ce455dd2d3e5a66a8d581380ef52032ba1492bc5e142d837a67604269bb","abstract_canon_sha256":"ea25cdb55b1dacdc6c22f21bd68c080ecaa0c7ff36a6ce2a7db308137f5de5e5"},"schema_version":"1.0"},"canonical_sha256":"a7bc7aba727a51abc41b7e4d8d349bd6b6bf752eddbcf60552e1c9be2f0dc363","source":{"kind":"arxiv","id":"q-alg/9503002","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"q-alg/9503002","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"arxiv_version","alias_value":"q-alg/9503002v2","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.q-alg/9503002","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"pith_short_12","alias_value":"U66HVOTSPJI2","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"pith_short_16","alias_value":"U66HVOTSPJI2XRA3","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"pith_short_8","alias_value":"U66HVOTS","created_at":"2026-07-04T15:59:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1995:U66HVOTSPJI2XRA3PZGY2NE322","target":"record","payload":{"canonical_record":{"source":{"id":"q-alg/9503002","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"q-alg","submitted_at":"1995-03-05T18:46:36Z","cross_cats_sorted":["hep-th","math.CT","math.QA"],"title_canon_sha256":"0d531ce455dd2d3e5a66a8d581380ef52032ba1492bc5e142d837a67604269bb","abstract_canon_sha256":"ea25cdb55b1dacdc6c22f21bd68c080ecaa0c7ff36a6ce2a7db308137f5de5e5"},"schema_version":"1.0"},"canonical_sha256":"a7bc7aba727a51abc41b7e4d8d349bd6b6bf752eddbcf60552e1c9be2f0dc363","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:59:54.956932Z","signature_b64":"jJmcAA7rDVJrngOVnzMqeUwTkWUtfZQ6HhSfDJRohU+PNvgPGXHQeYevxfYEd2XbOhq/9MYhR0A2RAhaNfzyAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7bc7aba727a51abc41b7e4d8d349bd6b6bf752eddbcf60552e1c9be2f0dc363","last_reissued_at":"2026-07-04T15:59:54.956536Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:59:54.956536Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"q-alg/9503002","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:59:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vGxr0qcj9KYONipL9kKgs0WYBRz8g2w5H99VP6qxydqUVgN0H9w8Gn/N+7uXs7/RVWCn9Ddv4qTnJjxp1dqzAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:53:14.551012Z"},"content_sha256":"8f97b349aa72df54a8736e42469433f5719a771645dcf236fd8de2efae54f769","schema_version":"1.0","event_id":"sha256:8f97b349aa72df54a8736e42469433f5719a771645dcf236fd8de2efae54f769"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1995:U66HVOTSPJI2XRA3PZGY2NE322","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Higher-dimensional Algebra and Topological Quantum Field Theory","license":"","headline":"","cross_cats":["hep-th","math.CT","math.QA"],"primary_cat":"q-alg","authors_text":"James Dolan, John C. Baez","submitted_at":"1995-03-05T18:46:36Z","abstract_excerpt":"The study of topological quantum field theories increasingly relies upon concepts from higher-dimensional algebra such as n-categories and n-vector spaces. We review progress towards a definition of n-category suited for this purpose, and outline a program in which n-dimensional TQFTs are to be described as n-category representations. First we describe a \"suspension\" operation on n-categories, and hypothesize that the k-fold suspension of a weak n-category stabilizes for k >= n+2. We give evidence for this hypothesis and describe its relation to stable homotopy theory. We then propose a descri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"q-alg/9503002","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/q-alg/9503002/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T15:59:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"11npq0LdLVSgXmeH3VptGBHn2uYqaZkRKo0gdP8fV5ewiIA7WHjoZIFUCZYEioEkoFwjRW/tGVTWgr/dsQb9Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T06:53:14.551403Z"},"content_sha256":"824ee710f93c6800c72e1f1c82a7698b9bd5f9801c51b344461ff61cb3927812","schema_version":"1.0","event_id":"sha256:824ee710f93c6800c72e1f1c82a7698b9bd5f9801c51b344461ff61cb3927812"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U66HVOTSPJI2XRA3PZGY2NE322/bundle.json","state_url":"https://pith.science/pith/U66HVOTSPJI2XRA3PZGY2NE322/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U66HVOTSPJI2XRA3PZGY2NE322/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":"2026-07-07T06:53:14Z","links":{"resolver":"https://pith.science/pith/U66HVOTSPJI2XRA3PZGY2NE322","bundle":"https://pith.science/pith/U66HVOTSPJI2XRA3PZGY2NE322/bundle.json","state":"https://pith.science/pith/U66HVOTSPJI2XRA3PZGY2NE322/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U66HVOTSPJI2XRA3PZGY2NE322/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:U66HVOTSPJI2XRA3PZGY2NE322","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":"ea25cdb55b1dacdc6c22f21bd68c080ecaa0c7ff36a6ce2a7db308137f5de5e5","cross_cats_sorted":["hep-th","math.CT","math.QA"],"license":"","primary_cat":"q-alg","submitted_at":"1995-03-05T18:46:36Z","title_canon_sha256":"0d531ce455dd2d3e5a66a8d581380ef52032ba1492bc5e142d837a67604269bb"},"schema_version":"1.0","source":{"id":"q-alg/9503002","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"q-alg/9503002","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"arxiv_version","alias_value":"q-alg/9503002v2","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.q-alg/9503002","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"pith_short_12","alias_value":"U66HVOTSPJI2","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"pith_short_16","alias_value":"U66HVOTSPJI2XRA3","created_at":"2026-07-04T15:59:54Z"},{"alias_kind":"pith_short_8","alias_value":"U66HVOTS","created_at":"2026-07-04T15:59:54Z"}],"graph_snapshots":[{"event_id":"sha256:824ee710f93c6800c72e1f1c82a7698b9bd5f9801c51b344461ff61cb3927812","target":"graph","created_at":"2026-07-04T15:59:54Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/q-alg/9503002/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The study of topological quantum field theories increasingly relies upon concepts from higher-dimensional algebra such as n-categories and n-vector spaces. We review progress towards a definition of n-category suited for this purpose, and outline a program in which n-dimensional TQFTs are to be described as n-category representations. First we describe a \"suspension\" operation on n-categories, and hypothesize that the k-fold suspension of a weak n-category stabilizes for k >= n+2. We give evidence for this hypothesis and describe its relation to stable homotopy theory. We then propose a descri","authors_text":"James Dolan, John C. Baez","cross_cats":["hep-th","math.CT","math.QA"],"headline":"","license":"","primary_cat":"q-alg","submitted_at":"1995-03-05T18:46:36Z","title":"Higher-dimensional Algebra and Topological Quantum Field Theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"q-alg/9503002","kind":"arxiv","version":2},"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":"sha256:8f97b349aa72df54a8736e42469433f5719a771645dcf236fd8de2efae54f769","target":"record","created_at":"2026-07-04T15:59:54Z","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":"ea25cdb55b1dacdc6c22f21bd68c080ecaa0c7ff36a6ce2a7db308137f5de5e5","cross_cats_sorted":["hep-th","math.CT","math.QA"],"license":"","primary_cat":"q-alg","submitted_at":"1995-03-05T18:46:36Z","title_canon_sha256":"0d531ce455dd2d3e5a66a8d581380ef52032ba1492bc5e142d837a67604269bb"},"schema_version":"1.0","source":{"id":"q-alg/9503002","kind":"arxiv","version":2}},"canonical_sha256":"a7bc7aba727a51abc41b7e4d8d349bd6b6bf752eddbcf60552e1c9be2f0dc363","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7bc7aba727a51abc41b7e4d8d349bd6b6bf752eddbcf60552e1c9be2f0dc363","first_computed_at":"2026-07-04T15:59:54.956536Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:59:54.956536Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jJmcAA7rDVJrngOVnzMqeUwTkWUtfZQ6HhSfDJRohU+PNvgPGXHQeYevxfYEd2XbOhq/9MYhR0A2RAhaNfzyAw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:59:54.956932Z","signed_message":"canonical_sha256_bytes"},"source_id":"q-alg/9503002","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8f97b349aa72df54a8736e42469433f5719a771645dcf236fd8de2efae54f769","sha256:824ee710f93c6800c72e1f1c82a7698b9bd5f9801c51b344461ff61cb3927812"],"state_sha256":"68586192d3c01785e4d26accd8a7227b3f05676e280f85f0d29eaef88be38177"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BSVHUERZJkxv62RifTtroeWTS+Q7KpYY1POj7cGM0IYY2GJsiR0ptruUp1uT+EAp7lptxWYaa+fkGcnh9FXaBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T06:53:14.553357Z","bundle_sha256":"f6d827d8dc9039ec1f759ca7b5ffffb2ca3db3c7eb296987a86f0959e4cc0c9e"}}