{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:YLXXS7XFCLZHVALYQLND6JKTGH","short_pith_number":"pith:YLXXS7XF","canonical_record":{"source":{"id":"2501.00439","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2024-12-31T13:44:59Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"c80795b9550b1e92db2e906259e220ec039f46b8a679b36bb031746f520fa9a4","abstract_canon_sha256":"0b5c38aa14f950a275654062e01ce60709d38411b5f6277e04019e79f1a92c25"},"schema_version":"1.0"},"canonical_sha256":"c2ef797ee512f27a817882da3f255331c25b7c08f6346d8b73422be69ff6edd9","source":{"kind":"arxiv","id":"2501.00439","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.00439","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"2501.00439v2","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.00439","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"YLXXS7XFCLZH","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"pith_short_16","alias_value":"YLXXS7XFCLZHVALY","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"pith_short_8","alias_value":"YLXXS7XF","created_at":"2026-07-05T10:50:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:YLXXS7XFCLZHVALYQLND6JKTGH","target":"record","payload":{"canonical_record":{"source":{"id":"2501.00439","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2024-12-31T13:44:59Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"c80795b9550b1e92db2e906259e220ec039f46b8a679b36bb031746f520fa9a4","abstract_canon_sha256":"0b5c38aa14f950a275654062e01ce60709d38411b5f6277e04019e79f1a92c25"},"schema_version":"1.0"},"canonical_sha256":"c2ef797ee512f27a817882da3f255331c25b7c08f6346d8b73422be69ff6edd9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:50:11.217083Z","signature_b64":"SAqMUtqlAD16CreKcHq85R3f0j3AQhroQGE+vERU+3hG2DDHjQMLePGQJxIlYrYnJ1ktvXXWEjCKp/a6d7FJCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c2ef797ee512f27a817882da3f255331c25b7c08f6346d8b73422be69ff6edd9","last_reissued_at":"2026-07-05T10:50:11.216555Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:50:11.216555Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2501.00439","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":"2026-07-05T10:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WZbk5xJlh5JhfDsH7tqaAb+JvFCUGDj+3GRCtI265vJrjBpoldStHbmshGURidevS4tFFIEmcR4ViiEwTC7gCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T17:43:46.348215Z"},"content_sha256":"755d63c0d00fa85c00585910835082d7d00d8bc53816c8d106abe360050e59b8","schema_version":"1.0","event_id":"sha256:755d63c0d00fa85c00585910835082d7d00d8bc53816c8d106abe360050e59b8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:YLXXS7XFCLZHVALYQLND6JKTGH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhanced Conformal $BMS_3$ Symmetries","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"David Tempo, Iva Lovrekovic, Oscar Fuentealba, Ricardo Troncoso","submitted_at":"2024-12-31T13:44:59Z","abstract_excerpt":"An enhanced version of the conformal BMS$_{3}$ algebra is presented. It is shown to emerge from the asymptotic structure of an extension of conformal gravity in 3D by Pope and Townsend that consistently accommodates an additional spin-2 field, once it is endowed with a suitable set of boundary conditions. The canonical generators of the asymptotic symmetries then span a precise nonlinear W$_{(2,2,2,2,1,1,1)}$ algebra, whose central extensions and coefficients of the nonlinear terms are completely determined by the central charge of the Virasoro subalgebra. The wedge algebra corresponds to the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.00439","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/2501.00439/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":"2026-07-05T10:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xLsj+B28Fnxk9gGogo4hIHeWOSzRQgJVjdjsGjD4p879hVuxlgoPZtKrh/rLatGg7aSllOKRvr8Mp+zRCifZBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T17:43:46.349237Z"},"content_sha256":"29dd5015f946bd2644d6413d66ec55dd9cabf3b755128d5e1e1219b597e74403","schema_version":"1.0","event_id":"sha256:29dd5015f946bd2644d6413d66ec55dd9cabf3b755128d5e1e1219b597e74403"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YLXXS7XFCLZHVALYQLND6JKTGH/bundle.json","state_url":"https://pith.science/pith/YLXXS7XFCLZHVALYQLND6JKTGH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YLXXS7XFCLZHVALYQLND6JKTGH/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":"2026-08-11T17:43:46Z","links":{"resolver":"https://pith.science/pith/YLXXS7XFCLZHVALYQLND6JKTGH","bundle":"https://pith.science/pith/YLXXS7XFCLZHVALYQLND6JKTGH/bundle.json","state":"https://pith.science/pith/YLXXS7XFCLZHVALYQLND6JKTGH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YLXXS7XFCLZHVALYQLND6JKTGH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YLXXS7XFCLZHVALYQLND6JKTGH","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":"0b5c38aa14f950a275654062e01ce60709d38411b5f6277e04019e79f1a92c25","cross_cats_sorted":["gr-qc"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2024-12-31T13:44:59Z","title_canon_sha256":"c80795b9550b1e92db2e906259e220ec039f46b8a679b36bb031746f520fa9a4"},"schema_version":"1.0","source":{"id":"2501.00439","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.00439","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"2501.00439v2","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.00439","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"YLXXS7XFCLZH","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"pith_short_16","alias_value":"YLXXS7XFCLZHVALY","created_at":"2026-07-05T10:50:11Z"},{"alias_kind":"pith_short_8","alias_value":"YLXXS7XF","created_at":"2026-07-05T10:50:11Z"}],"graph_snapshots":[{"event_id":"sha256:29dd5015f946bd2644d6413d66ec55dd9cabf3b755128d5e1e1219b597e74403","target":"graph","created_at":"2026-07-05T10:50:11Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2501.00439/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"An enhanced version of the conformal BMS$_{3}$ algebra is presented. It is shown to emerge from the asymptotic structure of an extension of conformal gravity in 3D by Pope and Townsend that consistently accommodates an additional spin-2 field, once it is endowed with a suitable set of boundary conditions. The canonical generators of the asymptotic symmetries then span a precise nonlinear W$_{(2,2,2,2,1,1,1)}$ algebra, whose central extensions and coefficients of the nonlinear terms are completely determined by the central charge of the Virasoro subalgebra. The wedge algebra corresponds to the ","authors_text":"David Tempo, Iva Lovrekovic, Oscar Fuentealba, Ricardo Troncoso","cross_cats":["gr-qc"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2024-12-31T13:44:59Z","title":"Enhanced Conformal $BMS_3$ Symmetries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.00439","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":"sha256:755d63c0d00fa85c00585910835082d7d00d8bc53816c8d106abe360050e59b8","target":"record","created_at":"2026-07-05T10:50:11Z","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":"0b5c38aa14f950a275654062e01ce60709d38411b5f6277e04019e79f1a92c25","cross_cats_sorted":["gr-qc"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-th","submitted_at":"2024-12-31T13:44:59Z","title_canon_sha256":"c80795b9550b1e92db2e906259e220ec039f46b8a679b36bb031746f520fa9a4"},"schema_version":"1.0","source":{"id":"2501.00439","kind":"arxiv","version":2}},"canonical_sha256":"c2ef797ee512f27a817882da3f255331c25b7c08f6346d8b73422be69ff6edd9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c2ef797ee512f27a817882da3f255331c25b7c08f6346d8b73422be69ff6edd9","first_computed_at":"2026-07-05T10:50:11.216555Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:50:11.216555Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SAqMUtqlAD16CreKcHq85R3f0j3AQhroQGE+vERU+3hG2DDHjQMLePGQJxIlYrYnJ1ktvXXWEjCKp/a6d7FJCw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:50:11.217083Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.00439","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:755d63c0d00fa85c00585910835082d7d00d8bc53816c8d106abe360050e59b8","sha256:29dd5015f946bd2644d6413d66ec55dd9cabf3b755128d5e1e1219b597e74403"],"state_sha256":"22a7ec408795f88494a65c86637b7e25957a7d6c8cdf912abe0d0fdee5c41819"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CnoVCBEFG9QKu/0Nj7SJiD5bwci3XC+UXZj9WbHazUmDSjGSFSyAZL4BhwHnoB//c5W/6oQKjwR7gxGjwIXbBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T17:43:46.417261Z","bundle_sha256":"4f806cbf9d8860bfe74b6bd7aad0eea701f63235734c6628b645c5d356fdaa44"}}